REPORT
                   on the
         ILLINOIS RIVER SYSTEM
 WATER QUALITY  CONDITIONS
     Part IN   Graphs and Illustrations
                January 1963

U. S. DEPARTMENT OF HEALTH, EDUCATION, AND WELFARE
               Public Health Service
      Division of Water Supply and Pollution Control
         Great Lakes-Illinois River Basins Project

-------
                       REPORT




                       ON THE




               ILLINOIS RIVER SYSTEM
              WATER QUALITY CONDITIONS




          Part III Graphs and Illustrations
                   January 1963




U. S. DEPARTMENT OF HEALTH, EDUCATION, AND WELFARE




              Public Health Service




  Division of Water Supply and Pollution Control




    Great Lakes-Illinois River Basins Project

-------
                   LIST OF GRAPHS AND ILLUSTRATIONS


Chapter I    No Graphs or Illustrations

Chapter II

        Municipal Water Supply Data

        II-l    Discharge vs. River Mile - Lower Illinois River Basin

        J.I-2    Subdrainage Areas

        II-3    Power Plants

Chapter III

        Sources of Sewage Pollution

        III-l   Sewage and Industrial Wastes Discharged to Illinois
                   River System

        III-2   Sources of Pollution, Municipal Wastes - Upper
                   Illinois River System

        III-3   Sources of Pollution, Municipal Wastes - Lower
                   Illinois River System

        III-4   Sources of Pollution, Municipal Wastes - Little
                   Calumet River Complex

        III-5   Sources of Pollution, Industrial Wastes - Upper
                   Illinois River Basin

        III-6   Sources of Pollution, Industrial Wastes - Lower
                   Illinois River Basin

Chapter IV

        Field Investigations

        IV-1    Sampling Stations - Upper Illinois River Basin

        IV-2    Stream Sampling Stations - Calumet Area

        IV-3    Stream Sampling Stations - Lower Illinois River System

        IV-4    Sample Collection Data Sheet

-------
Chapter V

        Physical and Chemical Investigations

        V-l     Temperature Averages - Upper Illinois River Basin

        V-2     Temperature Averages - Lower Illinois River Basin

        V-3     pH Ranges - Upper Illinois River Basin

        V-4     pH Ranges - Lower Illinois River Basin

        V-5     DO Averages - April-May and June, 1961 - Upper
                   Illinois River System

        V-6     DO Averages - July and August, 196! - Upper
                   Illinois River System

        V-7     DO Averages - January and February, 1962 - Upper
                   Illinois River System

        V-8     DO Averages - Lower Illinois River System

        V-9     BOD Averages - April-May and June, 1961 - Upper
                   Illinois River Basin

        V-10    BOD Averages - July and August, 1961 - Upper
                   Illinois River Basin

        V-ll    BOD Averages - January and February, 1962 - Upper
                   Illinois River Basin

        V-12    BOD Averages - Lower Illinois River System

        V-13    COD Averages - Upper Illinois River System

        V-14    COD Averages - Lower Illinois River System

        V-15    Suspended Solids - Lower Illinois River System

        V-l6    Dissolved Solids - Lower Illinois River System

        V-l?    Omitted - Incomplete

        V-18    Chloride Averages - Upper Illinois River System

        V-19    Chloride Averages - Lower Illinois River System

-------
Chapter V (Cont'd)

        V-20    ABS Averages - Upper Illinois River System

        V-21    ABS Averages - Lower Illinois River System

        V-22    Total Phosphate Averages - Upper Illinois River System

        V-23    Integrated Phosphate Loadings - Upper Illinois River
                   System

        V-24    Phosphate Averages - Lower Illinois River System

        V-25    Organic and Ammonia Nitrogen Averages - Upper
                   Illinois River Basin

        V-26    Organic Nitrogen Averages - Lower Illinois River
                   System

        V-27    Ammonia Nitrogen Averages - Lower Illinois River
                   System

        V-28    N02 and NOo Nitrogen Averages - Lower Illinois
                   River System

        V-29    Toxic Metal Averages - Cu, Ni, Cd - Upper Illinois
                   River System

        V-30    Toxic Metal Averages - Zn, Cr - Upper Illinois
                   River System

        V-31    Organic Extractables

        V-32    CFS Averages - Lower Illinois River System

Chapter VI

        Biological Investigations

        VI-1    Illinois River System

        VI-2    Seasonal Variation Total Plankton Algae Counts

Chapter VII

        Bacteriological Studies

        VII-1   Coliform and Fecal Streptococcus Densities - Upper
                   Illinois River System

-------
Chapter VII (Cont'd)

        VII-2   Coliform and Fecal Streptococcus Densities - Calumet
                   Drainage Basin

        VII-3   Coliform Densities - Lower Illinois River System

        VII-4   Fecal Streptococcus Densities - Lower Illinois River
                   System

Chapter VIII

        Special Studies

        VIII-1  BOD and SS Values at Inshore and Offshore Stations -
                   July, 1961

        VIII-2  Combined Sewer Overflows

        VIII-3  Combined Sewer Overflows Location Map

        VIII-4  Combined Sewer Overflows - Roscoe Street Sewer
                   Diversion Chamber

        VIII-5  Combined Sewer Overflows - Roscoe Street Sewer
                   Dry Weather Flows

        VIII-6  Roscoe Street Sewer Storm Water Overflow - Storm
                   November 15-16, 1961

        VIII-7  Storm Water Overflow Study - Roscoe Street Sewer
                   BOD Concentration

        VIII-8  Sludge Deposits - Upper Illinois Waterway

Chapter IX

        The Impact of Waste Loads on the Stream

        IX-1    Integration of Pollution Loads' April-May, 1961 -
                   Upper Illinois River Basin

        IX-2    Measured Dissolved Oxygen - April-May, 1961 -
                   Upper Illinois River Easin

        IX-3    Integration of Pollution Loads - July, 1961 -
                   Upper Illinois River Basin

-------
Chapter IX (Cont'd)

        IX-4    Measured Dissolved Oxygen - July,  1961 - Upper
                   Illinois River Basin

        IX-5    Integration of Pollution Loads - August, 196! -
                   Upper Illinois River Basin

        IX-6    Measured Dissolved Oxygen - August,  1961 - Upper
                   Illinois River Basin

Chapter X

                No Graphs or Illustrations

-------
FIGURE  H-l

-------
MISSOURI //ILLINOIS
                                                                                   "~J  jJ  ("C,
                                                                                   /-*-.. .1   Cs>
-------
                                                                                                                •^
                                                                                                                  \fr
                                                                                                                   %%ฐ+
                                                                                                                    s$t
                                                                         •t'v-"
                                                   WARREN
                                                                        HENRY
                                                                                                   E E
                                                                                         •He      /   ''
                                                                                         \. /   \
                                                                                            •V/    WAL-VORTH
                                                                                                      /
                                                                                               "X.  fซ"
                                                                                                •x. ป
                                                                                                 ^A

                                                                                            7  ,X/
                                                                                             MC /HENRY  ^

                                                                                            56ฐ *        /?
                                                                                                              ^VAUKESHA
                                                                                                                    — -*
                                                                                                                                                     W



                                                                                                                                                  RA-^CINE
                                                                   55)
                                                                  52;
                                                                                                                                                                Milwaukee
                                                                                                                                                         54)
                                                                                                                D E K A L B
                                                                                                                                   >   s&\. #>**ซ*ป
                      S *  /

                         ^w-ป
                                     MC DONOUGH
                                                                                                                                        LAKE
                                                                                                             ^9
                                                     L T 0 N

                                                        ^33
          ป           V^

          !     -  •  |
Beards- (
town
                                     c  A  s   s"
                                  ซ3i
              M A S 0 N /T A Z\W ELL
                                                 I N A R D
                                               ^PUT->
                                                                                 SHALL
                                          WOODFORD
                                                                                       NAM
         .A SALLE

         63~  8r*^0ttawa
                66
                                                     745
                                                                                                                                   COOK
                                                                                                                                                                     \
                                                                                                                               *
                                 '20s
                                ^63
                                                        LIV-\INGSTON
                                                                                                                                        34
                                                                                                                                         ^30
                                                                                                                 V
                                                                         24C
                 GREEN
                                                    N  \ L  oC 6 A N
                                                                            M C  LEAN
       Y/                                     —
         /jrGraftonNx^/\^/'          \Springf iel^"
               J E R S E Y/  )            X'
              -_ ^~'***/ MCA c o u P i N

                       \  ^~~-^~s~~-^f   - /  CHR/ISTIAN
                                                (     42
                                                    O ^
                        *ป^,
               ••    ^       ^ •• •
    LEGEND

Steam Electric-existing

Steam Electric-proposed

Internal Combustion                    N^
                                   \
Hydroelectric-existing

Hydroelectric-proposed

Regional Grouping of Power Supply Areas-Oct. 1961

Federal Power Commission Power Supply Area
                                 U3EWITT
                                 \
                       V M  A CO  N
                           25
FUL-|TON   t
   •   ^^ /           — j
          I  R 0 Q  U  CO  I  S
                     ^      -r
                             NEWTON
                                     P I A T T
                                                     "ป'
  '38
                                                                                                                 /

                                                                                                                  MARSHALL
                                                                                                                 k   ^••rf—S.
                                                                            B ฃ N T O N
                                                                                      Scale  in  miles
                                                                                          25
                                                                                GREAT  LAKES  8  ILLINOIS

                                                                                 RIVER  BASINS PROJECT
                                                                                                                                         POWER  PLANTS
                                                                                                                                     ILLINOIS RIVER  BASIN
                                                                            DEPT. OF HEALTH, EDUCATION, 8 WELFARE

                                                                                   PUBLIC HEALTH SERVICE

                                                                            REGION V           CHICAGO, ILLINOIS
                                                                                                                                                                                              FIGURE H-3

-------
                             WASTE  LOAD IN 1,000 POPULATION  EQUIVALENTS
                                 Ol
                                 o
                                 o
                                                      o
                                                      o
                                                 o
                                                 o
ฑ0
O H
Ul -I
-t >
a r
ซ c
o z

52
O -0
m >
w r
M z
o a
c c
x to
o -(
ni;p
<ป r
METROPOLITAN  SANITARY   DISTRICT


OF GREATER  CHICAGO
             !  OTHER   SOURCES
 METROPOLITAN

SANITARY! DISTRICTi

       Oif

GREATER I  CHICAGO
                  PEORIA
JpLIET
)OTHER


SOURCES
                                                                           GREAT LAKES 8  ILLINOIS


                                                                            RIVER BASINS PROJECT
SEWAGE  &  INDUSTRIAL  WASTES

   DISCHARGED TO ILLINOIS

         RIVER  SYSTEM
                                                                       DEPT. OF HEALTH, EDUCATION, 8 WELFARE


                                                                              PUBLIC  HEALTH SERVICE


                                                                       REGION V           CHICAGO, ILLINOIS

-------

-------
             PORTION DISCHARGED (%}
      \ 100,000 /

             /50.000
    GREAT LAKES  8 ILLINOIS
     RIVER BASINS  PROJECT
  SOURCES OF POLLUTION
    MUNICIPAL WASTES
LOWER ILLINOIS RIVER BASIN
DEPT. OF HEALTH, EDUCATION, 8 WELFARE

      PUBLIC HEALTH SERVICE

REGION V          CHICAGO, ILLINOIS
                   FIGURE m-3

-------
Tl
O
                    m

   GREAT  LAKES 8  ILLINOIS

    RIVER BASINS PROJECT
SOURCES OF POLLUTION
   MUNICIPAL WASTES
LITTLE CALUMET R. COMPLEX
                        DEPT. OF HEALTH, EDUCATION, 8 WELFARE

                              PUBLIC HEALTH SERVICE


                        REGION  V         CHICAGO, ILLINOIS
                                           FIGURE ffl-4

-------
FIGURE HI-5

-------
                                                                                                                                                                                     
MISSOURI //ILLINOIS
                                                                                                                                                     /c-7 L.Geneva
                                            MACOMB
                                               r T
                                               L-l
                                                SCOTTSBERG
                                                                                                S^ SPRING
                                                                                                     VALLEY
                                                        FARMINGTON
                                                          -26
                                               SLEWISTOWN \i-2!   PEO'R
                                    .BEARDSTOWN
                                    \
                                                                                                              MORRIS     ou
                                                                                                   \  /STREATOR
                                                                                                                                   '  Cal.Sag\  \
                                                                                                                                      Channel V '-,
                                                                            3LOOMINGTON
                                           pringfietd  >.^.4>/>,
 E.ST.
LOUIS
                                                                                                                                                             I.A PORTE ^- A.
                                                                LEGEND

                                                       indusirin!  Waste Of 1,000 P.E. Or Greater

                                                       P - 2 , Fox  River
                                                       - - 22. iiiinois  River
                                                       K-3. KanKakse  River
                                                       M- i . Mackinaw  River
                                                       3-2.Sangamon  River
                                                                                                                                                                                                                             y
                                                                                                                                                                                                                so
                                                                                                                                                                                                               _J	
                                                                                                                                                                                                                           30    40
                                                                                                                                                                                                          SCALE   IN   MILES
                                                                                                                                                                                                 GREAT  LAKES  8  ILLINOIS
                                                                                                                                                                                                  RIVER  BASINS   PROJECT
                                                                                                                                                                                              SOURCES  OF   POLLUTION
                                                                                                                                                                                                 INDUSTRIAL  WASTES
                                                                                                                                                                                               LOWER ILLINOIS RIVER BASIN

                                                                                                                                                                                             :-EPT, OF HEALTH. EDUCATION 8 WELFARE
                                                                                                                                                                                                    PUBLIC HEALTH  SERVICE
                                                                                                                                                                                             -.EGION  V           CHICAGO, ILLINOIS
                                                                                                                                                                                                                            FIGURE m-6

-------
                                                                                                                                     ฃ -3AV  NH3J-S3M ^   ^


                                                                                                                                     W|0   vlNaOJHYO 1 r-S

                                                                                                                                      i^         I   rj    ri
                                                                                                                                                i   L_-^
                                                                                                                                                                              	I/
                                                                                                                        "••		^IL. _
          L	
00  HldOMlVM

-------
                                                                                                                    LAKE
                                                                                                                                 G   A   N
                                                                                                                                                                          N
i	i
           LEGEND
LC-320.2  River Miles Above  Grofton
   •     Sampling Stations
                                                                       SCALE  IN  MILES
                                                                                                                                                 GREAT  LAKES  8 ILLINOIS
                                                                                                                                                  RIVER BASINS  PROJECT
                  STREAM   SAMPLING   STATIONS
                         CALUMET   AREA
                   DEPT. OF HEALTH, EDUCATION 8 WELFARE
                          PUBLIC HEALTH SERVICE
                   REGION  V           CHICAGO, ILLINOIS
                                                                                                                                                                   FIGURE 12^

-------
                                                   IR 219.8
                                                     SPRING VALLEY
                                                        ERU
                                                                                              IR 229.7
                                                                                             TARVED ROCK LOCK 8 DAM
                                                                                         IR23I.6
                                                                                                      AURORA
       Kickapoo Cr.
          .KCI61.7
SR 133.7
   IR 151.8 *  \   \ CHILLICOTHE
                  IR
                                                                                          MARSEILLES
                                                                                             R 2706
                                                                                             MORRIS
                                                              IR 165.3
                                                            MARSEILLES LOCK 8 DAM
                                                             PEORIA LOCK 8 DAM
     IRII7.6
        IR 143.2
/ OFLORENCE
                                                                                    IR 252J<
                                                                                 PONTiAC
                                                                                                         BRANDON RD. LOCK 8 DAM
                   SPRINGFIELD
                                                                                                                                                                  GREAT  LAKES  8  ILLINOIS

                                                                                                                                                                   RIVER BASINS  PROJECT
2	/
                                                                                                                                                               STREAM  SAMPLING STATIONS
                                                                                                                                                            LOWER  ILLINOIS  RIVER SYSTEM
                          SCALE IN  MILES
                                 25
                                                                                                                                                              DEPT. OF HEALTH, EDUCATION, 8 WELFARE

                                                                                                                                                                     PUBLIC HEALTH SERVICE
                                                                                                                                                                                  CHICAGO, ILLINOIS

-------
             SAMPLE COLLECTION DATA SHEET
fi ซ
H 0
•H
0 -P
II

flj O
W 'H

CQ
g
•H
-P
T)
O
0
in
0)
-P

0
O
cd

W


O
ฃH -H
IP i
0) O
^
M
g
o
•H

H *rH
O 'H
tO -H
?H "P
0) c
PH 0
H

0
•rl
-P
S3 cs
O O
•H -H
nJ -H
•P -P
0
Ti

Sample condition

Sample temp. ฐC

Sample depth (ft.)
Other (ice)
Algae
Fish dead
Boat passed
Garbage
Rubbish

Deter, suds
Bubbles
Oil
Clear
Sea (Beaufort)
Wind direction
Lake wind speed
Lake swell
Atmospheric Cond.
Precipitation
Cloud type
Cloud cover
Wind direction
Wind strength
Air temperature
Arrival at Lab.


Pick-up time

Courier


Sampler

Hour

Year


Month


Day

Station No.
































































































































































































































































































Area Code
                                                     Figure

-------
30
20
o
o
10
0
3O
20
O
o
10
o
ฅ "• 1 " ซ
!| \ Hj s
Zh> z i^v-j1 
s i I g 1 5
^ •? o r P <
* z z u -
' 	 ^^s=. 	 ^-^ 	 ^-^T -" ._ ^ :>- 4
— ^:J^-" ^ ^ ' r
" *••* ^ - — . — — * •
^ 	 ^J , ^— ^ , L _L , ^
~P 2
^^^— ^ —
I l i ป — "l l n
340 335 330 325 320 315 310 305 300 295 290 285 280 275 270
RIVER MILES ABOVE GRAFTON
L.MICH^N. SHORE CH^N.BR.CHGO.R. SO.BR., SANITARY a SHIP CANAL _, DES PLAINES R. ( ILL. R.
or
O
CD
K
4
T
0
Z
1
LEGEND
TEMPERATURE AVERAGES
APRIL- MAY 	
JUNE 	
U LY 	 	
AIK7MCT 	
UoUJsl 	
_, JAN., FEB. —
\
^x^^^ FEB., MARCH 	
1 _L l 1 1
340 335 330 325 320
RIVER MILES ABOVE GRAFTON
GRAND CAL. RIVER L L. CAL. R.
T
JC
? i
Q
t- f
K 0
4 I
f T
GREAT LAKES 8 ILLINOIS
/\ RIVER BASINS PROJECT
/ ''~t\ /^~ TEMPERATURE AVERAGES
* v APRIL-MAY, JUNE, JULY, 8 AUG. 1961
i < i i 1 JAN, FEB., MARCH, I9S2
340 335 330 325 320 UPPER ILLINOIS RIVER BASIN
RIVtR MILLS ABOVt GUAM ON
LITTLE CAL. RIVER LCAL.SAG DEPT OF HEALTH, EDUCATION, a WELFARE
"T" *P * * ""* ~ - "- H'* • " 	 ~ "H T KUtJLIC MtALIM i)tr
-------




30


25



lit
520
or
CD
h-
z
UJ
0
t 15
cn
LU
UJ
cr
UJ
Q
10

5






-

^__
•v____— -\ .v 	 •— p.
•• •- • 	 	 _^' \ 	 " 1 — 1
~~ • ^_ 	 	 	 —" \ 	 ,— — "
n n D
a
a n
u a a

-




L






^ V \7
^— ——_____ A^ ^^' — _ _______ __ — v.-^___ ______-- — 	 	 . 	
\_^_ 	 	 	 v
o o o ^^-^____^o u U o
_ o ฎ
ฎ/ ฎ — — ฎ ^ 	 -
ฎ
\\ .fit t. t 1 ft 1 \
0 K tf 1 1 III
290 ซ 270 250 230 210 190 170 ฃ E ISO 130 110 a: 90 _ 70 50 30
o> o _ • e ,^

^ lie - E x 1 c ฃo  0 _)
5
LEGEND
Mainstream Tributaries Loadings


— 	 Mar. 1962 ฎ

— • — Apr. 1962 V
	 July 1962 a




















GREAT LAKES 8 ILLINOIS
RIVER BASINS PROJECT


TEMPERATURE AVERAGES


LOWER ILLINOIS RIVER SYSTEM
DEPT. OF HEALTH.EDUCATION 8 WELFARE

PUBLIC HEALTH SERVICE

REGION V CHICAGO, ILLINOIS
FIGURE 3ZI-2

-------
<*• f
oc ; 1 ป
Oo i ta







8.5
8.0
7.5
7 0
e?2 3 30
*
1 i II i "Cn
335 330 325 320 315 310 305 300
RIVER MILES ABOVE GRAFTON

L. MICH. CAL R. L.CAL.R



CO
a.
o
$










as


8.0


7.5

7.O
L_ Z O
iVi Id O
™ 2 I 1-
z i- o "•
= < -
ui s; s z
lu Q; O —
t i- * ct
t uj 2

CAL. SAG CHANNEL . S8S CANAL
J-t- fLi
" T

52
a:
0 _,
. z
- z
z <
a: i
t- o
" S
5 CO
5 S 5 ฐ 5
^ . O 3
1- ซ
* Z Z 0 OT 
-------




9











7
6
2'




—


O
0 0
v o
TT VI . . 0

(^ ^V. y' ฎ \7
' \^*/ v n v
\ /-•— - v v n
*\^-^^ \^---:— .^- — 	 r-i^-0^^^^"1^^^^^^^—^ ^"•^-^..
^^—^^ "^ฎ ^^^
—
1 1, , t , t tit t tt, t
a: a! 1 1 1 II. I.I 1
JO „ 270 250 230 210 190 170 A E 150 130 110 K 90 c 70 50 30
CTa> ฐ CQ..E O
ZJ"D-OE cxoc CLO^ ^ป
,-.jฃc/>o ,,,hoo^0 o._ c ucซ> .*-
*Q oฐ |Q E ^ฃ o g. o 5 g g

2 > 0 0 -S
to o i
2
LEGEND
MainStream Tributaries Loadings
M i_r 1 0 f 1 ^\
- NOV. i y t> i \j
	 Mar 1962 ฎ

— • — Apr. 1962 V
	 July 1962 a










GREAT LAKES S ILLINOIS
RIVER BASINS PROJECT
pH AVERAGES
LOWER ILLINOIS RIVER SYSTEM
DEPT. OF HEALTH.EDUCATION 8 WELFARE

PUBLIC HEALTH SERVICE

REGION V CHICAGO, ILLINOIS
FIGURE  3ZI-4

-------
•i ,5 * •=








15
10
•x.
o>
E 5
0
Sซ
S*

ซ &* z
5 Sga g
a .^ .
j" 5 1t< 2
<<
ac z *t
^— a
z,ซf



-
\

-
i i i i i
O
CD
tt

X
D
Z-
1
LEGEND
A PR II MAY 	 	 —

||lt|f— ______.—_
JUN E




i i i i i
335 330 325 320 315 310 305 3OO 330 325 320 315 310 340 335 330 325 320
RIVER MILES ABOVE GRAFTON RIVER MILES ABOVE GRAFTON RIVER MILES ABOVE GRAFTON

. L. MICH. . CAL R.
I *p *
CO
X
a.
0
ป











15
ป '0
E

5



1- *
t- z o
LJ ui o
i 3 *
^ 1
UJ I
UJ o; 0
t- I- Z
t uj 2
a ฐ CD
=! m. o
T T f
	 -v.
- ^"-^—v
^N.
CHGO.
__L-CAL. R.j_ CAL. SAG CHANNEL _j_S 8 S CANAL
L. MICH. R., SOUTH BRANCH CHGO R. GRAND CAL. RIVER , L. CAL. R.
r ~^r •r • T T
CO

IT
0 ,
5 w
H Z
- z tt
1- 2 < X
^ E 5 S •=' 2
Z Z UJ
i S •* S z
5 CO 0. < O
0 0 ซ CO
0 — -1 0) Z U
XI- < UJ \ r/ <\\ ^ — _ ^z>'
\\^ u^, \\ /'-^r—-^^^-'



i i
\ v — ~~~ — \ \ / -^
-- ,/ 	 	 . j-\^ \/
	 ~ -^>s^_
^ — 	 	 • — 1z^l'~
./
i 1 i 1 1 1 	 ~~T~ 	 1 1 I 1 1





^
1. UJ

1- ซ
— o
o
z
t- cr
o: o
f V

GREAT LAKES 8 ILLINOIS
RIVER BASINS PROJECT
D. 0. AVERAGES

APRIL-MAY 8 JUNE 1961
i i i i i
u 340 335 330 325 320 315 310 305 300 295 290 285 280 275 270 340 335 330 325 320 U PPtK 1 LLINU IS HI VtK i>Ti> I tivi
RIVER MILES ABOVE GRAFTON RIVER MILES ABOVb GRAF ION
.L.MICKN. SHORE CH. N.BR.CHGO.R^SO.BR^ SANITARY & SHIP CANAL ^_ DES PLAINES R. _^ ILL. R. LITTLE CAL. RIVER ^AL. SAG DEPT. OF HE ALTH, EDUCATION, a WELi-ARt
"t* *<
1 1 1 1 T PUbLIt HtAL! H i>tKVIUt
REGION V CHICAGO, ILLINOIS
FIGURE 1C- 5

-------
o>
  10
II
                       I

                       T
z
o
V)
•
w
I
                                                                       15
                                                                       10
                                                                     o>
                                                                     E
                                                                        5
                                                                                   O.WU
                                                                                                                                           K
                                                                                                                                           O
                                                                                                                                           01
                                                                                                                                           tt
                                                                                                                              O
                                                                                                                              Z
                                                                                                                              I
                                                                                                                                                                                        LEGEND
                                                                                                                                                                                     JULY

                                                                                                                                                                                     AUGUST
          335   330   325    330    315    310    305
                  RIVER  MILES ABOVE  GRAFTON
      L. MICH. ,   CAL. R.  . L. CAL. R.,
                     CAL.SAG CHANNEL
                                         300
  S a S CANAL
   330    325   320    315    310
 RIVER  MILES  ABOVE GRAFTON
       CHGO.
L. MICH.  .R..    SOUTH  BRANCH CHGO  R.
                                                                            340    335    330    325    320
                                                                           RIVER MILES ABOVE GRAFTON
GRAND CAL.RIVER
                                                                                                   L. CAL. R.
               n
               x
               DC
               O











'IS
E 10
5

r\
*
t- I O
u " "
i ? 5 ฃ
5 5 ซ 5




ง i
K z e

J I



i .
I P v ซ :



• *
o
j
" .*. z ~- - ฐ < •" *

LJ %* K
3S — " a.


i
=i •> 6 r
T T f ?•
-
":::;^L ^
^X i
xN^J
,v"^^



/*\ 	
1
340 335 33O 325
L.MICH^. SHORE CHN.BR.CHGO.R.SO.BR^
t "T H

- -
n


4
J to a
0 J a
j >
4
1
c w
c o
: •>
— —• W* f. mt
t- < w < aป
? Y ?

\
\

•^^~-^^^^ 	 -^ ^
320 315 310 305 300 295 25
RIVER MILES ABOVE GRAFTON
L_ SANITARY a SHIP CANAL _j





0 285 280 275
L 	 DES PLACES R. ^



c o

K
1





1C
0 JU
— o
0
z

4 Z
f Y




1 1 1 1 1
















270 340 335 330 325 320
RIVER MILES ABOVE GRAFTON
ILL. R. LITTLE CAL. RIVER CAL. SAG
r " n





GREAT LAKES 8 ILLINOIS
RIVER BASINS PROJECT

D 0 AVERAGES
JULY 8 AUGUST 1961
UPPER ILLINOIS RIVER SYSTEM
DEPT. OF HEALTH, EDUCATION, a WELFARE
PUBLIC HEALTH SERVICE
REGION V CHICAGO, ILLINOIS

                                                                                                                                                                                                       FIGURE

-------
* j iS < ซ *
ฃ2 ซ S* 5 ซ 2 2








15

_ 10
o>
E
5

0
tr- o uj^a 3
<5 o K*J ฐ
IlU 2 *"!-< ">

<< * Sz" ป
III 1



— 15


~
O'
y^s*x^N_ ^
^^ ^^^^^^_ ^^^^ 5
I

o_yj J

f Z **•
<~*
' '



— 15
\
— 10
—
o>
E
5

i i i i i _
UJ
tt


O
2
T
LEGEND
1 A M T
FEB. 	
—

—

^
•x
k 	 v
\^"^" **+
i i i i i
335 330 325 320 315 310 305 300 w 330 325 320 315 310 ~ 340 335 330 325 320
RIVER MILES ABOVE GRAFTON RIVER MILES ABOVE GRAFTON RIVER MILES ABOVE GRAFTON
CHGO


L MICH. CAL.R. L CAL R. CAL. SAG CHANNEL , S 8 S CANAL

L. MICH. UR SOUTH BRANCH CHGO R.

GRAND CAL. RIVER L. CAL.R.
	 	 fe ^ 	
  15
  10
oป
E
          UJ
          _J
          z
          Ul
          I-
          *
          I
               K
               O
               O

               CO
                   o
                   o
   z
   4
   K
   m

   6
   z
                                          IE

                                          O

                                          $
                                         O

                                          I
                                                                                                c

                                                                                                u
                                                                                                < o
                                                                                                * V)
                                                                            Q

                                                                            I
                                                                                                                        15
                                                                                                                        10
                                                                                                      o>
                                                                                                      E
         340
335
330
325
             320
     L.MICHNSHORE CH. N.8R.CHGO R. SO.BR.
 315    310    305    300   295

RIVER  MILES  ABOVE GRAFTON

  SANITARY  a SHIP CANAL
290
285
280
275
                                                               DES PLAINES R.
270



ILL. R.
                                                                                                                        0
                                                                                                                                     cr
                                                                                                                                     <
                                                                                                                              CK

                                                                                                                              O
                                                                                                                        
-------
  14
                                                                                                                                                                                      LEGEND
  12
  10
o>
                      \
                                         -'S

                                              X
                                                 \
                                                     \
                                                       X
                                                          X
                                                             \
                                                               \
                                                                    \
                                                                                            \
                                                                                              \
                                                                                                                                                                         n
                                                                                                                                                                                        Main Stream


                                                                                                                                                                                       	 Nov.  1961
                                                                                                                                                                            	Mar.  1962


                                                                                                                                                                            • — Apr.  1962


                                                                                                                                                                            	July  1962
                                                                                                                                                  Tributaries  Loadings


                                                                                                                                                          O


                                                                                                                                                          ฎ


                                                                                                                                                          V


                                                                                                                                                          a
   o

   290
cc
270
              So
                250
                                        230
210
190
170
                                  a:
                              _



                              0) O

                              W Q
                                                                                    "I
                                                                         Q. o



                                                                         II
                                                                         k: a.
150
                                                                                                      130
                                                                                                        110
90
                                                                                            cc
                                        5
                                        o
                                        c.
                                            o
                                            a.
                                            CO
                                                                                                                         .  e
                                                                                                                        a:  o
                                                                                                                           Q
                                                                                                                                      o
                                                                                                                                      _J
70
50
30
                                                                                                                                                                         o
                                                                                                                                                                                        GREAT  LAKES  &  ILLINOIS

                                                                                                                                                                                         RIVER BASINS   PROJECT
         D.  0. AVERAGES

LOWER ILLINOIS RIVER  SYSTEM
                                                                                                      DEPT. OF HEALTH, EDUCATION 8 WELFARE


                                                                                                              PUBLIC  HEALTH SERVICE

                                                                                                      REGION  V           CHICAGO, ILLINOIS
                                                                                                                                                                                                            FIGURE :Z-8

-------
ac.
ii







X
p 15
10



5

ซ*
* in -t
< Sg^ 1
Q H -J
ฃ I ^s
ฐi
ซ
j as
O <->
1



V"
V






O
P
\l

-^r^7
i
)
J









'"••^ 	
X 	 ^^. ^^^

1 1 1
325 320 315 310 305
RIVER MILES



L. MICH^j













^
o>
E
15
10

ซ
\J
0





u CAL
CO


: ^
u



^^
/^ ^
j






^



>-
111
z
iฃ
CJ

CO
1


sf ^ '^ ^
V -^^^ /


1 I 1
330 325 320 315 310
N.BR.CHGO.Rj







^ 10
E


5
n













-

300


LSaS CANAL




^
UJ
z
z o
tf
T '
o !!
C '

XV1
, ,
280 275
DES PLAINES R.






^>r
1



3ฃ
•ฃ UJ
O UJ
f. Or
— 0
z
I- 
-------
* ,ซ -J ic



15

_ 10
^
E
5
0

5ซ> i t1* 5
s* 3 Jo-: <
1* 9 " j
it I :/ฃซ •
"i f ฐrV T

—

—


335
L. MICH.
f
/



_^___^____
<


i
}

f
/



I
x\
L/\^
1 1 1 I 1
330 325 320 315 310 305
RIVEF
, CAL. R.
: MILES
.L. CAL. R
ABOVE GRAFTON
CAL. SAG CHANNEL _j

IS

10
t
5
5!ci
ซf ? -

—

—

i i i i l
m.
o
a
ec
<
Z
0
z
1
LEGEND
I U I Y
\j \j t— i —
AUGUST 	
—

—


300 330 325 320 315 310 340 335 330 325 320
LSaS CANAL
RIVER MILES ABOVE GRAFTON
CHGO.
L. MICH. R^ SOUTH BRANCH CHGO R.
RIVER MILES ABOVE GRAFTON
GRAND CAL. RIVER ^ L. CAL. R.
15
IO
            tc.
            o


            K
            Z
            U
                5
                f
            S
                                                                      <
                                                                      _l
                                                                      0.
                                                                                           
-------
o: * |2 < •= *



65


60

<

15
i,10
E

5
0
ฐo 2 ฃK z
fiz 3 ^o • <
 	 ^_ E
- >~ — — 	 i
/
--.-. i 1 1 1 I 1 1 r
ฃ ง
ฃkj X
>•""ซ'
$-•
zr*ซp





- 30
— 20
o>
E
— 10
i i i i i
0
ID
tt
X
O
z
T


LEGEND

/ FEB. 	
N
L
'/
""'"1" -Jo
"^
1 1 1 1 1
335 330 325 320 315 310 305 300 w 330 325 320 315 310 w 340 335 330 325 320
RIVER MILES ABOVE GRAFTON RIVER MILES ABOVE GRAFTON RIVER MILES ABOVE GRAFTON
CHGO.

L. MICH. CAL. R.
	 ซ. ซ 	 , — ป
Ll-.CAL. R^ CAL. SAG CHANNEL ^SaS CANAL
L. MICH. JRL SOUTH BRANCH CHGO R.
GRAND CAL. RIVER ^ L. CAL. R.
oc
o
ป












15
IO
o>
E
5

0




,- *
ป- z '

!j z 5
z ^ ซ
3
9


c *-
} 11
LJ
1
UJ I Z
kJ it o —
1- . \- *
t— <
U u 1
Z 9 c
C
E •

5 <

i

i
d ซ 6 S
* z z
-
A
/ *

— /
1 1
340 335
L.MICH^N. SHORE CKj
r~

^^
) ^^.w
1

1



S 	 -

1
330 325
N.BR.CHGO.R-! SO.BR.


J
o .
5 u
K z
- z o
2 <
ฃ * ^




c
J
J ?
? u ฐ
Ul ฎ *
ZJ ^ -
X. W ฐ
O i

J 1C u
L < O
x n
r ^ w z w
K < uj <* ft*
T Y 1

/"^r~_
/ >J ' 	 	 __
^ ^f
O
1 1 1 1 1

15
10
~^
^^•^•^M^k^ Cฑ
^\^ 5
^ "f
Z^^
1 1 1 1 A





X l*J
1- K
- 0
o
z
1- IT
K 0
< I
f T
—
'' ' V._

•"•

1 1 1 1 1
320 315 310 305 300 295 290 285 280 275 270 340 335 330 325 32
RIVER MILES ABOVE GRAFTON RIVER MILES ABOVE GRAFTO
! 	 SANITARY a SHIP CANAL DES PLAINES R. ( ILL. R. LITTLE CAL. RIVER j






















0
N
CAL. SAG

GREAT LAKES 8 ILLINOIS
RIVER BASINS PROJECT

B. 0. D. AVERAGES
JAN. 8 FEB 1962
UPPER ILLINOIS RIVER BASIN
DEPT. OF HEALTH, EDUCATION, a WELFARE
nitQI If LJC*A| T~L-I CCD\/lfp
PUBLIC HhALI M i>tKVIUt
REGION V CHICAGO, ILLINOIS
FIGURE 2T-II

-------
14
12
10
0

290
          M
tr a! I
ซ   270
a*

a!  2 c

3 ^ฐ~ฐ ~


                                       V
                                                                               V— *

                                        V


                                        J_
                                                                                     ,
                         250
                                      230
                                                  2IO
190
170
                            — p
                                      O

                                      CC
                                         =
                                         ฐ
                                                                                  o E
                                                                                    o
                                                                                  o a

                                                                                  a. o
                                                                                        '50
130
                                                                                                                 110
90
 1

70
 1

50
 |

30
                                                                                                           ง
                                                                                                                                  0:0
                                                                                                                                   c  a>

                                                                                                                                   o  ._
                                                                                                                                                                        o

                                      o  -c
                                      i:  >
                                      co
                                                                                                                                                                                                LEGEND
                                                                                                                                                                                       M ain S tream



                                                                                                                                                                                      	 Nov.  1961
                                                                                                                                                                                       	Mar.  1962


                                                                                                                                                                                       • — Apr.  1962


                                                                                                                                                                                       	July  |962
                                                                                                                                                                                                     Tributaries  Loadings






                                                                                                                                                                                                             ฎ


                                                                                                                                                                                                             V


                                                                                                                                                                                                             a
                                                                                                                                                                                       GREAT  LAKES  8  ILLINOIS


                                                                                                                                                                                        RIVER BASINS   PROJECT
     ,B .  0. D . AVERAGES


LOWER ILLINOIS  RIVER  SYSTEM
                                                                                                                                                                                   DEPT. OF HEALTH, EDUCATION 8 WELFARE


                                                                                                                                                                                          PUBLIC HEALTH SERVICE


                                                                                                                                                                                   REGION V           CHICAGO, ILLINOIS
                                                                                                                                                                                                           FIGURE  SH2

-------
   50
    40
   30
o>  20-
E



    10
                        K

                        J
                        4
                        HE
_1
<
                                                    4
                                                    O
                     169,
                    40
                                                                        30
                    20
           335   330   325    320    315    310    305    300

                   RIVER  MILES ABOVE  GRAFTON

       L. MICH.,   CAL.R.  , L. CAL. R,    CAL. SAG CHANNEL    , S8S CANAL
                           330   325    320    315     310

                          RIVER  MILES  ABOVE GRAFTON
                               CHGO.
                        L. MICH.  ,R.    SOUTH  BRANCH  CHGO  R.


I4O



I2O


100


80


60
—
o>
e 40
20
0
/
e /
— o /
o> '
* /
< '
i /
<= /
- ? /
1 /
/
/
/'
1
1
1
1
Vป ' \
^jr'
•""

i i i i i
                                                                                                                                                                                        LEGEND
                                                                                                                                                                          JAN,


                                                                                                                                                                          FEB.
                                                                                                                     340    335    330   325    320

                                                                                                                    RIVER MILES ABOVE  GRAFTON
                                                                                                                     GRAND CAL.RIVER
L. CAL.R.
   50
   40
-  30
*
                                                                                                 X IU
                                                                                                 < D
                                                                                                 x 
-------
60
50
40
30
20
  h-      O
 10
290
         11
                                a

                                         V
                                                       ll
            a! I
             270
250
                            — E
230
                                      ซ>Q
                                      1ฐ|
                                      i:  >
                                                 210
                                                              190
170
150
                                                                          130
                                                                          110
90
                                                                                 oQ
                                                                                 •- ซ>
                                                                                                                                  E
                                                                                                                                  o
                                                                                                                                  _|
 I
70
                                                                                                                                                    50
                                                                                                                                                               30
                                                                                                                                                                     o
                                                                                                                                                                   LEGEND


                                                                                                                                                          Mainstream      Tributaries Loadings

                                                                                                                                                              Nov.  1961          O

                                                                                                                                                              Mar.  1962          ฎ

                                                                                                                                                              Apr.  1962          \7

                                                                                                                                                              July  1962          a
                                                                                                                                                                                   GREAT  LAKES  a  ILLINOIS

                                                                                                                                                                                    RIVER BASINS   PROJECT
       C.O. D.AVERAGES

LOWER ILLINOIS RIVER SYSTEM
                                                                                                                                                      DEPT. OF HEALTH, EDUCATION 8 WELFARE

                                                                                                                                                             PUBLIC HEALTH SERVICE

                                                                                                                                                      REGION V          CHICAGO, ILLINOIS
                                                                                                                                                                                                       FIGURE 3ZI-I4

-------
420
360
300
240
 ISO
 120
 60
  0

  290
                                         ฎ
or ~5l

ซ  270
O*

O  * c

   JC ฎ e
3  O "^O c
x-\  JK O O
Q  c ซQ
   D
250
230
                                                  210
                                    190
170
                                                150
                                                                                                  130
                                                                                     110
90
                                         tt"
                             ^ง  s
                             <• Q  I*.
                                                                                 o Q
                                                                                 o
                                                                                 ex a
                                                                                 o „

                                                                                 X. 0-
                                                                              a:
                                                                               o
                                                                               o
                                                                               a.
                                                                              V)
                                                                                c
                                                                                o

                                                                                E
                                                                                o
                                                                                a>
                                                                                c:
                                                                                o
                                                                                CO
                                                    tt:  o
                                                      Q
                                                    9
                                                    C  •>


                                                    I!
70

                                                                                                                                                            \
                                                                                                                                        "\
                                                                                                                                                                  D
50
T~
 30
                                                                                                                                                                   o
                                                                                                                                                                LEGEND



                                                                                                                                                       Mainstream     Tributaries Loadings


                                                                                                                                                      	 Nov.  1961           O
                                                                                                                                                       	Mar. 1962


                                                                                                                                                       	July 1962
                                                                                                                                                                                                      a
                                                                                                                                                                                 GREAT  LAKES 8  ILLINOIS

                                                                                                                                                                                  RIVER  BASINS  PROJECT
     .SUSPENDED  SOLIDS

LOWER  ILLINOIS RIVER  SYSTEM
                                                                                                   DEPT. OF HEALTH, EDUCATION 8 WELFARE


                                                                                                         PUBLIC HEALTH SERVICE

                                                                                                   REGION  V          CHICAGO, ILLINOIS
                                                                                                                                                                                                    FIGURE "2-15

-------
700




600



500


400


V,
E
300



200
100

n


D
n

—

o
o
L- — ~-^k /^-^__^
ง ^T^^^^^^X *
O ฎ ^^v /^
— ฎ \^
D
ฎ ^ 	 O
ฎ ' \ m
! ^-"^ \ a
- \ *• ^ — -
" ฎ ^^ — --~^''~~~ "^"--^ /
\*-~~~ "^"~--^ 	 -•— v. /~- ^ O ,
X>// "^^^^ ^-' '
-

tiki i l i A i 1
ti i t i 1 tit t t t i t
0 tr a: 1 1 I 1 III 1 1
290 ซ 270 250 230 210 190 170 ฃ E 150 130 110 or 90 _ 70 50 30
?  c <" O- CE o Q o J?
Q-j^a) ซ> o ฐ n- ^ CQ
=1 o-o c ฃ x g c a. a CC ha,
Q j* t/> o a3 o Cฃ ฐ ฐ — c OCQ^ ^Q-c ฃ roa^ 0
^ *- V ~ i O O
5 > 0 0 5
CO 0 _J
5
LEGEND
MainStream Tributaries Loadings

hjn-Lf in r i o

	 Mar. 1962 ฎ

	 July 1962 D
















GREAT LAKES 6 ILLINOIS
RIVER BASINS PROJECT

DISSOLVED SOLIDS
LOWER ILLINOIS RIVER SYSTEM
DEPT OF HEALTH, EDUCATION 8 WELFARE


PUBLIC HEALTH SERVICE

REGION \l CHICAGO, ILLINOIS
FIGURE Y- 16

-------
                             i ฐ>
   125
   IOO
    75
   50
    25 -
              s
              22
              4-4-
O

O
z
4
IE
O
I
                                                    4
                                                    Z
                                                    4
                                                                   O>

                                                                   E
                                                                      125
                                                                      IOO
                                                                       75
                                                                       50
                                                                       25
           335



       L. MICH.
330    325    320   315    310    305

  RIVER  MILES ABOVE GRAFTON
                                                                  O.U 
                                                                                                 E    75
                                                                                                                      50
                                                                                                      25
CAL. R.  .L.CAL.R,
           CAL.SAG CHANNEL
                               300
                                                     585 CANAL
                                                                                                            IE
                                                                                                            O
                                                                                                            IB
                                                                                                            IE


                                                                                                            I

                                                                                                            O
                                                                                                                                                              LEGEND
                                                                                                                                            V
                                                                                                                                                        JAN

                                                                                                                                                        FEB.
                                                 330    325   320    315    310

                                                RIVER  MILES ABOVE GRAFTON
                                                     CHGO.
                                              L. MICH. ^R^    SOUTH BRANCH  CHGO  R.
                                                                                                       340    335    330   325    320
                                                                                                      RIVER MILES ABOVE  GRAFTON
                                                                                                                              GRAND CAL.RIVER
                                                                                                                             L. CAL. R.
  125
   IOO
   75
o>  50
E
   25
                                                                                               CE  4
                                                                                                  O
                                                                                               •t  at
                                                                                               X  Q
                                                                                                I  I
                                                                                                     125
                                                                                                                      IOO
                                                                                                      75
                                                                                                      50
                                                                                                                       25
                                                                                                                   4
                                                                                                                   r
                                                                                                                                             (E
                                                                                                                                             O
                                                                                                                                             I
                                                                                                                                           O
                                                                                                                      1
                                                                                                                                   o-
          340
335
330
325
320
     ,L.MICH.,N.SHORE CH. N.BR.CHGO.R., SO.BR.
 315    310    305    300    295
RIVER  MILES ABOVE GRAFTON

 SANITARY a  SHIP CANAL
290
                                                        285
280
275
                                                              DES PLAINES R.
270


ILL. R.
 340   335    330    325   320
RIVER  MILES  ABOVE  GRAFTON
                                                                                                               LITTLE  CAL. RIVER
                                                                                                                                  CAL. SAG
                                                                                                                                                              GREAT LAKES  8  ILLINOIS

                                                                                                                                                               RIVER  BASINS  PROJECT
                                                                                                                                                             CHLORIDE   AVERAGES

                                                                                                                                                                JAN.  8  FEB.   1962

                                                                                                                                                               UPPER ILLINOIS RIVER SYSTEM
                                                                                                                                             DEPT. OF HEALTH, EDUCATION, 8 WELFARE

                                                                                                                                                     PUBLIC HEALTH SERVICE


                                                                                                                                             REGION  V            CHICAGO,  ILLINOIS
                                                                                                                                                                                                    FIGURE 3ZT- 18

-------
                                                                                                                                                                                      LEGEND
   60
                                                                                                                                                                                           Tributaries Loadings


                                                                                                                                                                                                  O
                                                                                                                                                                                                  a
   50
  40
o>
E
   30
  20
   10
   0

   290
a: a! I
ซ  270
250
                                      230
210
                                                  190
170
                 - E  ฃ
                 (DO  ฐ
                 ซ0 Q  U-
                                          o


                                        II
o I
o Q
o
a. o


11
                                                           150
I3O
                                                                                                            110
                                                                                                            90
70
                                                                                             50
                                                                                  30
                                                                                                                    o
                                                                                                                    E
                                                                            $
                                                                            D
                                                                            C
                                                                            O
                                                                            o
                                                                            a.
                                                                             !
                                      S.  >
                                                                                      Q.
                                                                                      3
                                                                                      O
                                                                                      O
                                                                                      O
                                                                                                                                                                             GREAT  LAKES 8  ILLINOIS

                                                                                                                                                                              RIVER  BASINS  PROJECT
    CHLORIDE   AVERAGES

LOWER ILLINOIS RIVER  SYSTEM
                                                                                                                                                             DEPT. OF HEALTH,EDUCATION a WELFARE

                                                                                                                                                                    PUBLIC HEALTH SERVICE

                                                                                                                                                             REGION  V          CHICAGO, ILLINOIS
                                                                                                                                                                                                FIGURE  3T.-I9

-------
 _   2.00
     1.00
     o.od
        It
                                IS
                                                       z
                          z

                          K
                                                                     —   2.00
                                                                         i. oo
              335    330   325    320   315    310    305   300

                      RIVER MILES ABOVE GRAFTON

          L. MICH..   CAL.R.   .L.CAL.R..   CAL. SAG CHANNEL   . S a S CANAL
                                                                         0.00
                                                                                                                       _  2.00
                                                                                                                          1.00
                     330   325    320    315    310

                    RIVER  MILES  ABOVE GRAFTON
                         CHGO.
                  L. MICH.  ,R.    SOUTH BRANCH CHGO  R.
                 	-H*	—	
                                                                                                                          0.00
                                                                                 IT
                                                                                 o
                                                                                 CD
                                                                                                                                              O
                                                                                                                                              Z

                                                                                                                                              I
                                                                                                                                     K
                                                                                                                                                                                          LEGEND
                                                                                                                                                                              JAN.

                                                                                                                                                                              FEB.-
                                                                                                                          340   335    330    325    320

                                                                                                                         RIVER  MILES  ABOVE GRAFTON
                                                                                                                                  GRAND CAL. RIVER
                                                                                                                                                L.CAL.R.
o>

E
     200
     1.00
     0.00
             i
             u

             I
             i
                   o
                   ui
a
m
x
u

z
u
z
4
K

1
6
z
I
                        O
                        o
                        r
                        u
                        i
                                             o
                                     Z
                                     If
                                             n
                                             I
<
i
o

o
4
n
o
I
                                                                     K



                                                                     kl
                                                                                 K 4
                                                                                   O
                                                                                                              C7>

                                                                                                              E
                                                                                                                         2.00
                                                                                                                         1.00
                                                                                                                         0.00
                                                                                                                                u
                                                                                                                                t-

                                                                                                                                Q
                                                                                                                      4


                                                                                                                      f
                                                                                     
-------
.8r-
.7
.5
.4
.3
.2 -
0

290
                             A
               /
CZD
              /
                                                                                                                             \
                                      ฎ
        11
    270
           -   .
           c o>O
230
          210
                                                          190
170
                  - E
                  
  >
k. g

  O
o Q
o
a. o



II
                                                                         150
                                                          130
                                                                    110
90
                                                                                                  a:
                                                                                                  o
                                                                                                  a.
                                                                                                  V)
                                                                                                        o
                                                                                                       CO
                                                                                                                        od o
                                                                                                                          a
70
50
30
                                                                                                                                                  o
                                                                                                                                                   c
                                                                                                                                                   5
                                                                                                                                                                         LEGEND



                                                                                                                                                                Main Stream     Tributaries Loadings


                                                                                                                                                               	 Nov. 1961          O
                                                                                                                                                                        	Mar. 1962


                                                                                                                                                                        	Apr. 1962


                                                                                                                                                                        	July 1962
                                                                                                                                                                                     V


                                                                                                                                                                                     CD
                                                                                                                                                                        GREAT  LAKES  8 ILLINOIS

                                                                                                                                                                         RIVER  BASINS  PROJECT
        ALKYL,  BENZENE

   SULFONATE   AVERAGES

LOWER ILLINOIS RIVER SYSTEM
                                                                                                                                  DEPT. OF HEALTH, EDUCATION 8 WELFARE


                                                                                                                                        PUBLIC HEALTH SERVICE


                                                                                                                                  REGION  V          CHICAGO, ILLINOIS
                                                                                                                                                                                           FIGURE 3E-2I

-------
_    3


CP

E

                         4
                         K
                              "fl1
    335



L.  MICH.
                                                                                 z^
                                                                                      \
              330    325    320    315    310    305

                RIVER  MILES ABOVE  GRAFTON
                  CAL. R
                      L.CAL. R..
     CAL. SAG CHANNEL
                                                         300
S a S CANAL
   330    325    320    315    310

  RIVER  MILES  ABOVE GRAFTON
       CHGO.
L. MICH.  .R..    SOUTH  BRANCH CHGO  R.
                                                                                                                         0.4
                                                                                                                         0.3
                                                                                                                         0.2
                                                                                                                          O.I
                                                                                                                         0.0
                                                                                                                                             
-------

m ?S
CD 01
oง

m
O
-n
H
O
z

  ro
  CD
  o
                (V)
                o
POUNDS PER  DAY X 1,000
   *           O>
   o           o
00
o
O
o
                             1
                                          1
                                                             Northside Treatment
                                                            "Plant
                                                             Stickney Treatment

                                                            "Plant
                                                             Calumet Sag

                                                             Channel
                                                            -City of Joliet, III.
                                                                         _Kankakee
                                                                         River
                                              GREAT  LAKES  8   ILLINOIS

                                               RIVER  BASINS PROJECT
                                        INTEGRATED PHOSPHATE LOADINGS

                                          UPPER  ILLINOIS RIVER BASIN
                                         OEPT. OF  HEALTH, EDUCATION, 8 WELFARE

                                                 PUBLIC HEALTH SERVICE


                                         REGION  V            CHICAGO, ILLINOIS
                                                                    FIGURE  3T-23

-------
   41-
o
E
           D
                                                                                                                                                                                       LEGEND



                                                                                                                                                                              MainStream     Tributaries Loadings


                                                                                                                                                                              	 Nov.  1961          O


                                                                                                                                                                              	Mar.  1962          ฎ


                                                                                                                                                                              	Apr.  1962          V


                                                                                                                                                                              	July  1962          D
                                                                   \
                                                                      \
               r
                           '\
                            \
                          A      A
                             A
                                              \
                                                 \
             \       V
             \  A     n
        \
   o1
   290
 A
l
s<

A

i

                                                                                o

                                                                                a
(t~^\

ซ  270
O>
250
                                      230
                                       210
                                    190
                                                                          170
                                                           150
                                                                                       130
                                                                                                             110
                                 a:
                             _

                             - E
                             <1) D
                             W Q

                             a
                                         IT
                                      2  >
                                      tn
                                                                                o Q
                                                                                O
                                                                                a. o
                                                              cr
                                                                                                          a:

                                                                                                          c
                                                                                                          o

                                                                                                          E
                                                                                                          o
                                                                                                           90
                                                                             o
                                                                             o
                                                                             a.
                                                                                                                a: o
                                                                                                                  o
                                                                                                                •>
                                                                                                                C 0
70
50
30
                                                                                                                                                                 o
                                                                                                                                                                 o
                                                                                                                                                                 o
                                                                                                                                                                 o
                                                                                                                                                     GREAT  LAKES  9 ILLINOIS

                                                                                                                                                      RIVER BASINS  PROJECT
     PHOSPHATE  AVERAGES


LOWER  ILLINOIS  RIVER SYSTEM
                                                                                                                                                                DEPT. OF HEALTH, EDUCATION a WELFARE


                                                                                                                                                                       PUBLIC HEALTH SERVICE


                                                                                                                                                                REGION  V          CHICAGO, ILLINOIS
                                                                                                                                                                                                  FIGURE  3C-24

-------
                                                              QS

                                                              o
                                                              o>2
     335
     L.  MICH.
                330    325    320    315    310    305

                 RIVER  MILES ABOVE GRAFTON
                                                                            K ง

                                                                            OLU o

                                                                            >—' '

                                                                            S~*
                                                                                                               7-
                                                                                                               6-
                                                                                                              25-
                                                                                                                  o
                                                                                                                  ;c 4
                                                                                                                  o
                                                                                                                  o>
                                                                                                                3-
                                                                                                              o>
                                                                                                              E
                                                                                                                2-
           CAL R.
                            CAL. SAG CHANNEL
                                            -f
                                                 300
                                                   SBSCANAL
                                                                                                                                       (E
                                                                                                                                       O
                                                                                                                                       m
                                                                                                                                       a:
                                                                                                                                       <


                                                                                                                                       b
                                                                                                                                       z

                                                                                                                                       i
                                                                                                                          CO

                                                                                                                          0
                                                                                                                  -6
                                                                                                   t: O
                                                                                                   5 e

                                                                                                                                                                                  LEGEND




                                                                                                                                                                                ORGANIC NITROGEN -

                                                                                                                                                                                  JAN.	

                                                                                                                                                                                  FEB.  	


                                                                                                                                                                                AMMONIA  NITROGEN-

                                                                                                                                                                                  JAN.  	
                                                                                                                                                                                  FEB. —
                                                      330    325    320    315    310

                                                     RIVER MILES  ABOVE GRAFTON
                                                           CHGO.
                                                    L. MICH. ,R..    SOUTH  BRANCH CHGO R.
                                                                                                                       340   335    330    325    320

                                                                                                                      RIVER  MILES  ABOVE GRAFTON
                                                                                                                       GRAND CAL. RIVER
                                                                                                                                                 L.CAL.R.
V

o


Z

o


I 2-
OS
D>

E



  I-
    ?
    E
    <
          a.
          o


          z

          z
               *
                                        o
                                        $
                  o
                  i
              z
              o
                                                                    2
                                                                    Z
                                                      <  o



                                                      <  at
                                                      X.  Q
                                                      I  I
-8

-2
                                                                                                              D>
                                                                                                                  c'
                                                                                                                  o
                                                                                                              E
     340
                335
330
                            325
                                     _1_
                                           J_
                                                     J_
                              320
                                      J_
                                                              J,
                                                                                                     .-
                                                                                                     S
                                                                                                  • 2 c
                                                                                                   * o
                                                                                                     E
                                                                                                     E
                                                                                                    <
                                                                                                                                 X
                                                                                                                                 o
                                                                                                                                 e
                                                                                                                                 <
                                                                                                                                 i
                                                                                                                                     I
    ,L.MiCH..N SHORE CH. N.BR.CHGO R. SO.BR.
    t	-r—	-4-	4' ——*f
 315    310    305   300    295

RIVER  MILES ABOVE  GRAFTCN

 SANITARY S  SHIP CANAL
                                                                       290
                                                                         285
                                                              280
                                                                                          275
                                                                        DES  PLAINES R.
270



ILL. R.
 340   335    330    325    320

RIVER  MILES  ABOVE  GRAFTON

   LITTLE CAL. RIVER        CAL. SAG
                                                                                                                                                                        GREAT  LAKES  8   ILLINOIS


                                                                                                                                                                         RIVER  BASINS PROJECT
                                                                                                                                                                        ORGANIC 8  AMMONIA NITROGEN

                                                                                                                                                                        AVERAGES -JAN. a FEB.  1962

                                                                                                                                                                          UPPER  ILLINOIS  RIVER  BASIN
                                                                                                                                                  DEPT. OF HEALTH, EDUCATION, S WELFARE


                                                                                                                                                         PUBLIC HEALTH



                                                                                                                                                  REGION *V
                                                                                                                                                                                       CHICAGO,  ILLINOIS
                                                                                                                                                                                            FIGURE 3C-25

-------
  2.5r-
  2-0
D<

E
  1.5
  1.0
 0.5

   290
            O
                                         v
                                          o
           11
                                                                                                                             ฎ
IT tt:  i
ซ  2TO


ฃ -S.
3 o-o E
Q ^ in o
  c
  o
250
                                      230
210
                                 190
170
                                                                                      150
                                                                       130
                                                            110
                                               90
                                                                                o O
- E
fl> O
W Q

O
                                                                                                                     E
                                                                                                                     o
                                                                            CC o
                                                                              Q

                                                                            C 0

                                                                            o ?
                                                                                                                                O
70
50
30
                                                                                                                                       o


                                                                                                                                       c

                                                                                                                                       5.
                                                                                                                                       13
                                                                                                                                       O
                                                                                                                                       O
                                                                                                                                       o
                                                                                                                                                              LEGEND



                                                                                                                                                     Mainstream     Tributaries  Loadings


                                                                                                                                                  	 Nov. 1961          O


                                                                                                                                                  	Mar. 1962          ฎ


                                                                                                                                                  	— Apr. 1962          V


                                                                                                                                                  	July 1962          a
                                                                                                                                                                               GREAT  LAKES 8  ILLINOIS

                                                                                                                                                                                RIVER BASINS  PROJECT
 ORGANIC NITROGEN AVERAGES

LOWER  ILLINOIS RIVER SYSTEM
                                                                                                                         DEPT. OF HEALTH, EDUCATION ft WELFARE

                                                                                                                                PUBLIC HEALTH SERVICE

                                                                                                                         REGION  V          CHICAGO, ILLINOIS
                                                                                                                                                                                                   FIGURE 3T-26

-------
        2.96
          2.46
                    2.65
                               2.22
  2.0
  1.5
  1.0
o>
E
  0.5
   o

   290
                                 \
                                  \
                         \
                                       \
                                          V
            o

            V
                                                 \
                                                                      /
                                                                            \
or tc
CT
O
Q-
   270
              j^ (/> D
              c a) O
                           250
                                       230
                                        210
                                                                190
170
o ฃ
  O
o Q
                                                                                        150
                                                                                        130
                                     110
~T
 90
                  — E
                  OJ o

                                                                                               c
                                                                                               o
                                                                                               o
                                                                                                                        o
                                                                                                                        en
                                                                                                                                 tE O
                                                                                                                                   a
70
            50
30
                                                                                                                                                                     o
                                                                                                                                                                                             LEGEND


                                                                                                                                                                                   Mainstream     Tributaries Loadings

                                                                                                                                                                                   	 Nov. 1961           O
                                                                                                        	Mar.  1962

                                                                                                        • — Apr.  1962

                                                                                                       -- — July  1962
                                                                                                                                                                                              V

                                                                                                                                                                                              a
                                                                                                                                                                                    GREAT  LAKES 8  ILLINOIS

                                                                                                                                                                                     RIVER  BASINS  PROJECT
 AMMONIA NITROGEN AVERAGES


LOWER  ILLINOIS RIVER  SYSTEM
                                                                                                                                                                    DEPT. OF HEALTH, EDUCATION 8 WELFARE

                                                                                                                                                                           PUBLIC  HEALTH SERVICE

                                                                                                                                                                    REGION V           CHICAGO, ILLINOIS
                                                                                                                                                                                                        FIGURE 3T-27

-------
41—
o
290
                                                                                          V 4.5
            O,
  /   \       ป
 /    \     !\
                                         a
                        J
                                           -^z	
                 V-'
                                  • ^~ '/• -

                                eV
                            ,^    /
                            /    ^
                                                                                                    \
                                                                                          a
                                 /-'•"
                               .-"v
                                                                            /
                                                                                  ฎ
                                                                                                                                 \  ,
                                                                                                                                  SN/
                                                                                                                                  ฎ
:  a! I
.   270
                               J	i)
250
                                     230
                                                         t.    .  t
210
                                                               190
                                                   170
                                      150
                                                                                           130
110
a:    90

                                                                                  o Q
                                                                                  O
                                                                                  a. o
                                                                  a:
                                                                                           o
                                                                                           c
                                                                                  Q.
                                                                                  cn
                                                                       o
                                                                       E
                                                                       o
                                                                       o
                                                                       CO
                                                                                                                        tr  o
                                                                                                                           o

                                                                                                                         C  <1>
                                                                                                                         o  51
50
30
                                                                                                                                                                        o
                                                                                                                                                                        CL

                                                                                                                                                                        ^
                                                                                                                                                                        O
                                                                                                                                                                                                LEGEND


                                                                                                                                                                                      Main Stream     Tributaries  Loadings

                                                                                                                                                                                      	  Nov. 1961           O
                                                                                                                                                                                      	Mar. 1962

                                                                                                                                                                                      	Apr. 1962

                                                                                                                                                                                      	 July 1962
                                                                                                                                                                                    V

                                                                                                                                                                                    a
                                                                                                                                                                                       GREAT  LAKES  a ILLINOIS

                                                                                                                                                                                        RIVER  BASINS  PROJECT
N02&N03  NITROGEN  AVERAGES

 LOWER ILLINOIS RIVER SYSTEM
                                                                                                                                                                         DEPT, OF HEALTH, EDUCATION 8 WELFARE

                                                                                                                                                                                PUBLIC HEALTH SERVICE

                                                                                                                                                                         REGION  V           CHICAGO, ILLINOIS
                                                                                                                                                                                                           FIGURE 3E-28

-------
                                                       _J
                                                       <
o>
E
    0.25
    0.20
    0.15
0.10
    0,05
0.01
     tdl
    O.OO
                          a
                          z
                          4
                          a
                                ฐ,zf
                                                                     0.25
                                                                         0.20
                                                                         0.15
                                      en

                                      E 0-10
                                                                    0.01
                                                                     0.05


                                                                      tdl
             335    330   325    320    315    310    305    300

                     RIVER MILES ABOVE GRAFTQN

         L.  MICH..  CAL R   .L.CAL.R.   CAL. SAG CHANNEL    , S 8 S CANAL
        	ปu	ซf,	ปf,	a.	

                 r                JAN.                  ^
                                                                         0.00
                                                                                         o
                                                                                         (9
                                                                                                                          0.25
                                                                                                                          0.20
                                                                                                                       0.15
                                                                                                                          en

                                                                                                                          E
                                                                                                                       0.10
                                                                                                                           0.05
                                                                                                                   0.01
                                                                                                                            tdl
                                                                               330   325    320    315    310

                                                                              RIVER  MILES ABOVE  GRAFTON
                                                                                   CHGO.
                                                                            L. MICH.   R      SOUTH  BRANCH  CHGO R.
                                                                                                                           0.00
                                                                                                                                            tc.
                                                                                                                                            o
                                                                                                                                            m
                                                                                                                                            T


                                                                                                                                            O
                                                                                                                                                            LEGEND




                                                                                                                                                      CU  	

                                                                                                                                                      Nl   	



                                                                                                                                                      tdl   Test Detection  Limit
                                                                                                               f •
                                                                                                               i
                                                                                                               o
                                                                                                   340    335    330   325    320

                                                                                                  RIVER  MILES ABOVE  GRAFTON
                                                                                                   GRAND  CAL.RIVER
                                                                                                                   L. CAL. R.
                                                                                                                                             FEB.
  0.25  f-
  020   -
                                                                                                                           0.25
                                                                                                                           020
                                                                                                                           OI5
                                                                                                                          a>
                                                                                                                          e
 0.01
                                                                                                                     0. Ol.
                                                                                                                           0.10
                                                                                                                           0.05
                                                                                                                           tdl
   0:00
             34O
                335
                       330
325
320
        .L.MICH..N.SHORE CH. N.BR.CHGO.R., SO.BR.
 315    310    305   300    295

RIVER  MILES  ABOVE GRAFTON

  SANITARY 8 SHIP  CANAL
                                                                              290
285
280
275
                                                                                DES PLAINES R.
270
                                                                       ILL. R.
                                                                                                                           0.00
                                                                                                                                                \— / '  V
                                                                                                                                                \ *   \
 340    335    330   325    320

RIVER  MILES  ABOVE GRAFTON
                                                                                                                                      LITTLE  CAL. RIVER
                                                                                                                                                             CAL. SAG
                                                        JAN.
                                                                                                                                            FEB.
                                                                                                                                                                                      GREAT  LAKES  8  ILLINOIS


                                                                                                                                                                                        RIVER  BASINS  PROJECT
                                                                                                                                                                                TOXIC   METAL   AVERAGES

                                                                                                                                                                                      JAN  a  FEB  1962

                                                                                                                                                                                   UPPER ILLINOIS RIVER SYSTEM
                                                                                                                                           DEPT. OF HEALTH, EDUCATION, 8 WELFARE


                                                                                                                                                  PUBLIC HEALTH SERVICE


                                                                                                                                           REGION V            CHICAGO, ILLINOIS
                                                                                                                                                                                                            FIGURE 12^29

-------
H _J
(C : 1 " a •• BT







0.25
020
0.15

~ 0.10
o>
E
0.05

0.01 tdl
ODD
go i bฃ z
SZ 3 2ฐn- <
-< w
JH 2 ^z3 
E 040
/

020
\ nmtdl
1 v 1 , 1 1 ฐ01
o
CO
ฐฃ
3:
o
z

\
\ LEGEND
/ll
~ / 1 i "7 i n c
/ )
/ lr ou
/ r Chromium 	
—
tdl- Test Detection Limit
1 /\
/
"^~-T5
1 i ^1 "" 1 I
335 330 325 320 315 310 305 300 ~ww 330 325 320 315 310 w'wu 340 335 330 325 320
Q RIVER MILES ABOVE GRAFTON D RIVER MILES ABOVE GRAFTON o RIVER MILES ABOVE GRAFTON
CHGO.
, L. MICH. , CAL R.
J-.CAL. R.t CAL. SAG CHANNEL ^ S 8 S CANAL
L. MICH. ^R.^ SOUTH BRANCH CHGO R.
GRAND CAL. RIVER ^ L. CAL. R.
                               JAN.
                                                                            JAN.
                                                                                                                    FEB.
                                                                                                                           0.25
                                                                                                                           0.20
                                                                                                                           0.15
                                                                                                                       E   O.I 01-
0.01
    0.00
                                                                                                    0.01
            340
335
330
325
320
       n

       L.MICH. N SHORE CH. N.BR.CHGO.R, SO.BR.
       |	^
 315    3iO    305   300    295

RIVER  MILES  ABOVE  GRAFTON

  SANITARY 8. SHIP  CANAL
                                                                             290
285
                                                                                          280
275
                                                                DES PLAINES R.
270
                                                                              ILL. R.
                                                                                                        O.OO
                                                                                                                                          i-
                                                                                                                                          
-------
      600
      500
   Q.

   O.
O  o:
—  UJ
      400

      300

S  3
Z  <

o  g
O  O  200
   oc
   o
      100 -
                   WILMETTE
LOCKPORT
                                   SAMPLING   STATION
PEORIA
                                                                                               ALCOHOL  EXTRACTABLES
                                                                                             ^CHLOROFORM  EXTRACTABLES
                                                                                                                            >- TOTAL  EXTRACTABLES
                                                                                                                                                 GREAT  LAKES  a ILLINOIS

                                                                                                                                                 RIVER BASINS  PROJECT
    ORGANIC

EXTRACTABLES
                                                                                                       OEPT. OF HEALTH, EDUCATION, 8 WELFARE


                                                                                                            PUBLIC HEALTH SERVICE

                                                                                                       REGION V         CHICAGO ILLINOIS
                                                                                                                                                                  FIGURE 3T-3I

-------
80
70



60



00
? 50
0
3
O
f
C
40
x;

u_

o


30
20

10




0
-
f
/
/
.'
— /
/
/ '\ /
./ / \ 	 '
--^ ^ /
_ / t
/ /
/ """ — x ./-- / /
/ ^ -<^ '^
! X^/—"/ x\ / "^
i .--A / \ /
i / ^ — ' x — x
1 ,•
1 /^
	 	 1 .s
f 	 ~ /'
i /
/ / 	 /
\~y' ^_^/~~
e~\. i /
	 	 	 • 	 — -^ e
^^-^^
1 ^.^- ^
— I ^ 	 v
" ฎ 	 ^-~~

— *~" ~' ~~~ — ~" \j ^&" •-— ซ-^^~" ^^
o ฎ ฎ
0
ft, , t , 1 t, t 1 ft, 1
(E 0! 1 1 I III I
290 ซ, 2TO 250 230 210 190 170 ฃ E 150 130 110 a: 90 E 70 50 30
nฐ ฃ c u, o: tr o a • garo "
Q-^a)p ซ> "5 o ~ a: 2 a
3 0 "0 c ฃ X O c 0. o "- cป c
ฐ c ">Q w ฐ lฃ ฐ" E '~ -* *" ฐ CT00> ฐ-
^Q o "> Q E ." ซ 0 J^oSro o

2 > 1j o 5
,0 a _j


LEGEND
MainStream Tributaries
. 	 KJ rt,, i o A 1 O

— 	 Mar. 1962 ฎ

— • — Apr. 1962 V
	 July 1962 a





















GREAT LAKES 8 ILLINOIS
RIVER BASINS PROJECT


C. F. S. AVERAGES
LOWER ILLINOIS RIVER SYSTEM
DEPT, OF HEALTH, EDUCATION 8 WELFARE

PUBLIC HEALTH SERVICE

REGION V CHICAGO, ILLINOIS
FIGURE 3E-32

-------
           LEGEND
         SUMMER
         FALL
         WINTER
         INDICATES NUMBER OF GENERA OF ORGANISMS
MEAN NUMBERS OF BENTHIC ORGANISMS PER  SQ. FT.
                 SEASONAL COMPARISONS
                     JULY 1961 — FEB. 1962
                                                                                                                                                                                                 GREAT  LAKES a  ILLINOIS
                                                                                                                                                                                                  RIVER BASINS PROJECT
-\R 166.2
                                                                                              -IR 271.5
                                                                                                                                                                      APPROXIMATE SCALE
                                                                                                                                                           ILLINOIS RIVER SYSTEM

                                                                                                                                                            DEPT, OF HEALTH, EDUCATION, 8 WELFARE
                                                                                                                                                                PUBLIC HEALTH SERVICE
                                                                                                                                                            REGION V       CHICAGO, ILLINOIS

                                                                                                                                                                            FIGURE m-l

-------
                                                                                               CALUMET-SAG CHANNEL a TRIBUTARIES
                                                                                       6,000 I—
    22,000
    18,000
    14,000
UJ
^   10,000
Od
UJ
0.
OC
UJ
m
6,000
     2,000
                       4,000
                  2,000
                           ,_ ,	CHICAGO  RIVER = 326.9
                         r
                           . x
                                                                                      LEGEND

                                                                                0 =   Summer - 1961

                                                                                X =   Fall - 1961

                                                                                A =   Winter  - 1962

                                                                                • =   Spring  — 1962

                                                                                	Flow	
                                                                           I                  I
                                                                                                                                                                                                                     22,000
                                                                                                                                              18,000
                                                                                                                                                                                                                     14,000
                                                                                                                                                                                                                     lopoo
                                                                                                                                              epoo
                                                                                                                                                                                                                     2,000
                                                                                                                   I
   350              330

     . L. MICH ,  N. S.CHMB.CHGOf?. SO. BR.
                                           310

                                            &
S   CANAL
290
 RIVER
 .DES  PLAINES
   270
MILES
R,
         250
  ABOVE
L L  I  N 0  I
                                                       G  R A
  230
T 0 N
IVE
                                                                                    210
190
170
150
                                                                                                                                                                                                      GREAT  LAKES 8  ILLINOIS
                                                                                                                                                                                                       RIVER BASINS  PROJECT
                                                                                                                                                                                                                                   oc
                                                                                                                                                                                                                                   UJ
                                                                                                                                                       a:
                                                                                                                                                       UJ
                                                                                                                                                       a.
                                                                                                                                                       
-------
 ipoopoo
 100,000-
   10,000 b
E
o
o
   1,000
CE
UJ
CD
     100 h
      10
              _L
             345    340   335    330   325   3 2O   315    310   3O5    300   295    290   285    280   275    270   265

                                   RIVER    MILES    ABOVE    GRAFTON
          LAKE MICH   <.  N SH CH  i  M BR CHI.I^ i  S.BR  i
                                                 SANITARY   AND   SHIP   CANAL
                                                                                          DES  PLAINES  R
                                                                                                               ILL  R
2,000,000 -



 ',000,000 =
  loopoo }-
                                                                                                                             c
                                                                                                                             o
                                                                                                                             o
                                                                                                                             a:
  10,000 h
tr
UJ
CD
   1,000 h
     IOO
                                                                                                                                              335    330    325    320    315    310    305

                                                                                                                                                         RIVER  MILES  ABOVE  GRAFTON
                                                                  300    295
                                                                                                                                       LAKE MICH.
                   J^ CALUMET R.  i  L.C.R. ^[^ CALUMET SAG CHANNEL    ^1^  S &  S  CANAL
               LEGEND

             Coliform-Summer Months, 4 Months Avg.

             Fecal Streptococci — Summer Months Avg.

             Coliform-Winter Months  Avg.

             Fecal  Streptococci "Cummer Months  Avg.
GREAT  LAKES  8  ILLINOIS

 RIVER BASINS  PROJECT
                                                                                                                                                                                 COLIFORM 6 FECAL  STREPTOCOCCUS

                                                                                                                                                                                   DENSITIES - GEOMETRIC  MEANS
                                                                                                                                                                                   UPPER ILLINOIS  RIVER SYSTEM
                                                                                                                                                                                   DEPT. OF HEALTH, EDUCATION, a WELFARE

                                                                                                                                                                                          PUBLIC HEALTH  SERVICE

                                                                                                                                                                                   REGION V            CHICAGO, ILLINOIS

-------
                             LITTLE    CALUMET
RIVER
                    GRAND
                   CALUMET
                     RIVER
 1,000,000
   100,000
E
o
o

or
UJ
Q.

or
UJ
m
    10,000
    1,000
                            X
                            o
                                          LU
                                          UJ
                                          IT
                                          O
                                          Of.
                                          O
                                          I
                                 ipoopoo r
                                  loopoo
                                E

                                O
                                O


                                DC.
                                LU
                                Q.

                                cr
                                LU
                                m
                                2
                                  10,000
                                                       I
                   340         335         330        325


                          RIVER MILES  ABOVE GRAFTON
            320
                                   1,000
                                                              a:
                                                              o
                                                              m
                                                              a:
                                                                                                                                                                              LEGEND

                                                                                                                                                                   ——  Feb. Coliform

                                                                                                                                                                   • ——  Feb. Fecal Streptococci
340
335
330
                                    325
320
315
                                                       RIVER  MILES  ABOVE  GRAFTON
                                                                                                             GRAND CALUMET  RIVER
                                                                                                                                     LITTLE CAL
                                                                                                                                                  CAL SAG
GREAT  LAKES  8  ILLINOIS

 RIVER BASINS  PROJECT
                                                                                                              COLIFORM 8 FECAL STREPTOCOCCUS

                                                                                                                 DENSITIES-GEOMETRIC  MEANS

                                                                                                                   CALUMET DRAINAGE BASIN
                                                                                                                                                                      DEPT. OF HEALTH, EDUCATION, S WELFARE

                                                                                                                                                                             PUBLIC  HEALTH SERVICE

                                                                                                                                                                      REGION V.           CHICAGO, ILLINOIS
                                                                                                                                                                                                FIGURE Z2E-2

-------
                            LITTLE
                                        CALUMET
RIVER
        GRAND
                                                                                                                             CALUMET
                     RIVER
1,000,000
 100,000
E
O
o


or
UJ
Q.

or
UJ
m
  10,000
   1,000
                          X
                          o
                          I-
                                        LU
                                        Ul
                                        or
                                        o
                                          ae
                                          o
                                                                                       ipoopoo r
                                                                                        loopoo
                                                                                     E

                                                                                    O
                                                                                    O


                                                                                    DC.
                                                                                    Ul
                                                                                    Q.

                                                                                    CC.
                                                                                    UJ
                                                                                    m
                                                                                         10,000
                                                      I
                  340        335          330        325


                        RIVER  MILES  ABOVE  GRAFTON
                                                                  320
                                                                                         1,000
                                                               a:
                                                               o
                                                               m
                                                               a:
                                                                                                                                                                              LEGEND

                                                                                                                                                                  "•"•— Feb. Coliform

                                                                                                                                                                  • —— Feb. Fecal  Streptococci
                                          340
335
330
                                                                              325
320
315
                                                                                                              RIVER MILES ABOVE GRAFTON
                                                                                                            GRAND CALUMET RIVER
                                                                                                                                     LITTLE CAL
                                                                                                                                                 CAL SAG
GREAT LAKES  8  ILLINOIS

 RIVER BASINS  PROJECT
                                                                                                                                                                     COLIFORM 8 FECAL  STREPTOCOCCUS

                                                                                                                                                                       DENSITIES-GEOMETRIC  MEANS

                                                                                                                                                                          CALUMET DRAINAGE BASIN
                                                                                                                                                                      DEPT. OF HEALTH, EDUCATION, S WELFARE

                                                                                                                                                                             PUBLIC HEALTH SERVICE

                                                                                                                                                                      REGION  V.           CHICAGO, ILLINOIS
                                                                                                                                                                                               FIGURE Z2HI-2

-------
 20,000




  10,000

  8,000

  epoo


  4,000




  2,000



^
 K 1,000

^ 800
v;<>
""" 600

^.
'-^ 400
-  200
   100
    290
            n
            o  o
            11
(T ft  I
„  270
                 
-------
20,000
 10,000

 8,000


 6,000



 4,000
 2,000







  1,000

   800


   600


 rt

<^.  400
c<
"•j

"*- 200
   100
     290
               n
                  n
                                  b
                                                                                                            o
                                                                                                             o

                                                                                                             n
                                                                                                                                                           o
            LEGEND



 Main Stream      Tributaries Loadings


	  Nov  196!            O


 	Mar.  1962            D


 - - —- July  1962            V
               11
               o
               Q_
 270


" c
 O
                                 250
                                                230
                   & D
                   W Q
                                                cc
                                                  E ^

                                                  Q 1
                                                -2   >
                                                CO

ป A 4 t 4 I
-fit f f t 1 I
1 I 1
210 190 170 ฃ ฃ 150 130 110 ct 90 70 50 30
if * K 1 ^ฐ "

ฐSc ฐ cฐc 5"
i ฐฐ _5 0 o
1 5

GREAT LAKES a ILLINOIS
RIVER BASINS PROJECT
C"C"/^Af OTDCTD~r/^^s/^V^^MO
rtL-AL o 1 nbr 1 UOUL.L.Ub
DENSITIES GEOMETRIC MEANS
LOWER ILLINOIS RIVER SYSTEM

DEPT. OF HEALTH.EDUCATION 8 WELFARE
PUBLIC HEALTH SERVICE
REGION V CHICAGO, ILLINOIS
                                                                                                                                                                                                                                               FIGURE 37H-4

-------
                                                                                                                           LEGEND

                                                                                                                     BOD  INSHORE  STATIONS
                                                                                                                           OFFSHORE
                                                                                                                     SUSPENDED  SOLIDS  INSHORE STATIONS
                                                                                                                          "       "     OFFSHORE
                                                                                    4
                                                                        10
                                                                                                                                          GREAT  LAKES  8  ILLINOIS
                                                                                                                                           RIVER  BASINS  PROJECT
                                                                                                                                      BOD a SUSPENDED  SOLIDS
                                                                                                                                            JULY, 1961 VALUES AT
                                                                                                                                     INSHORE a  OFFSHORE  STATIONS
                                                                                                                                      OEPT. OF HEALTH, EDUCATION, & WELFARE
                                                                                                                                            PUBLIC HEALTH SERVICE
                                                                                                                                      REGION V          CHICAGO. ILLINOIS
                                                                                                                                                              FIGURE 7TTC-I
   20
(0
UJ
>   15

Z
Q
LU
O>
E
    ,0
       1
28
27
26
25
24
23
22
21
\
\
8
9
18
17
                            A
                              \
                              \
16
15
                                \
                                \
14
13
                                 STATION   NUMBERS

-------
                      WILMETTE
                                                n
                               'ฃhie ago River
                               {-So.Br. Chgo. River
                                            HAMMOND
                                              WHITING
LEGEND
    Storm Water Overflow
    Outfalls •
    Denotes more than
    one pipe

    234
Scale in miles
    GREAT  LAKES 8  ILLINOIS

    RIVER BASINS PROJECT
   COMBINED SEWER
       OVERFLOWS
DEPT. OF HEALTH, EDUCATION, 8 WELFARE

      PUBLIC HEALTH SERVICE

REGION V          CHICAGO, ILLINOIS
                                            FIGURE

-------
                        ROSCOE ST.
                        STORM SEWER
                        DRAINAGE AREA
                             UNION AVE.
                             STORM SEWER
                             DRAINAGE AREA
    Approx. scale in miles
0
t
I
                              Jl
                                   GREAT  LAKES  8  ILLINOIS

                                    RIVER BASINS  PROJECT
                               COMBINED SEWER OVERFLOWS

                                   LOCATION   MAP
DEPT. OF HEALTH, EDUCATION, 8 WELFARE

       PUBLIC HEALTH SERVICE

REGION  V           CHICAGO, ILLINOIS
                                                      FIGURE 3ZHI—3

-------
U3H1V3M AHQ 1VWHON
                GREAT LAKES 8  ILLINOIS

                 RIVER  BASINS PROJECT
            COMBINED SEWER OVERFLOWS
               ROSCOE STREET SEWER
                 DIVERSION CHAMBER
             DEPT. OF HEALTH, EDUCATION, a WELFARE

                  PUBLIC HEALTH SERVICE

             REGION V          CHICAGO, ILLINOIS
                                  FIGURE "gnr-4

-------
FIGURE  imt-5

-------
             TOTAL  FLOW IN  SEWER UPSTREAM FROM DIVERSION
SPILLAGE PERIOD
  FLOW  DIVERTED TO INTERCEPTOR
                   676
               	NOV. 16, 196! (A.M.)
f      8     9     1C
  NOV. 15.  196! (R M.)
HOURS -
                                                                       GREAT LAKES 8  ILLINOIS
                                                                        RIVER  BASiNS PROJECT
                                                                                                                ROSCOE  STREET   SEWER
                                                                                                                 STORM WATER  OVERFLOW
                                                                                                                  STORM - NOV. 15- 16, 1961
DEPT. OF  HEALTH, EDUCATION 8 WELFARE
       PUBLIC HEALTH SERVICE
REGION  V         CHICAGO,  ILLINOIS
                                                                                            FIGURE" "V7TT-6

-------
20 -
         Hours prior to
         start of over-
         flow.
Hours after
overflow
starts.
      GREAT  LAKES  8  ILLINOIS
       RIVER  BASINS  PROJECT
STORM WATER OVERFLOW STUDY
        ROSCOE ST. SEWER
        BOD CONCENTRATION
                                  DEPT. OF HEALTH, EDUCATION, 8 WELFARE

                                         PUBLIC HEALTH SERVICE

                                  REGION V           CHICAGO, ILLINOIS
                                                         FIGURE 3zm-7

-------
       0 r
       -5
o

>-
t
u

o
o

o
X
u *-*


?!
  .
O Z
Z a,
W ซ

0:3
UJ
IT
Z
o


I
UJ
_l
UJ
      -10
      -15
     -20
     -25
     -30
         - Top of Sludge Blanket
                                 Dredged Depth of Channel
                                                                                                                                                                                LEGEND
                                                                                    -TOP OF  SLUDGE.BLANKET

                                                                                    .ELEVATION OF RIVER  BOT-
                                                                                    "TOM
                                    Flow Split by Island
        340
                           335
                                               330
                                                                  325
320
                                                     RIVER
                                                                      MILES
 ABOVE
315
G R A F T 0 N
                                       310
                                       305
302
                                                                                                                                                                         GREAT  LAKES 8  ILLINOIS


                                                                                                                                                                          RIVER BASINS  PROJECT
                                                                                                                                                                         SLUDGE  DEPOSITS

                                                                                                                                                                     UPPER ILLINOIS WATERWAY
         DEPT. OF HEALTH, EDUCATION, 8 WELFARE


               PUBLIC  HEALTH SERVICE


         REGION V           CHICAGO ILLINOIS
                                                                                                                                                                                             FIGURE  3Znr-8

-------
400,000






200,000




<
O
\
Q 1 00,000
O
m
80,000
H-
0
CO
c 60,000
O
Q.

3
I
—1
40,000
O
o
O
CM
r



20,000






10 000


o
0 Q;
00ฐ
CM
iT ~~ — ~~ ^—-o-^ __ ง
i — — J "" 	 o— — ^_ — — ~ 3
_ 1 ^0__^ 	 	 — —'Lrv ~~l"~ 	 ฐ """"~-~l~ 	 ^ฐ— ^ -~
r~J\ 	 "^ 	 ^O^-—-1 '•^— -S~— -~0-__ ~~— — -0 ^
— ^ฐ <"~~^l"""~^c^ rฐ-vo2a
— - - ~~ฐ- — — J ~— — o L-^~ —
oo n -ซ ,
rซ- o o I
* Q. $
ic o w _r to
-i- 5 + ฐ %
•k.** i
Of 	 •
^ — - — o ^
_ ฐ% ~~— — — o | 	 15 ^ _
_ -o- ^~ ! 	 9 p_0___^ ~~o — — — _____j- — •••^--o---~iiri-__ —
4 0 	 ' O 	 	 O— • L-f-v^ r- — Q- *— — -__'^ ฐ
|ฐLpv-o___ 	 ^^ ' " 	 ' ฐ 	 	 ^ -
~ t-Cj~L_^7 ~ 	 "~ฐ~~~---------_~~--------__ —o— ฐ ~~ — 	 	 a"-
— J^~ 5 (/} —

" ~~
_
0
o
0
OQ

o
100,000
CO
•o
c.
eojooo =
ฐ-

60,000 -1
O
o
O
CVJ

40,000







.


+ GREAT LAKES 8 ILLINOIS
RIVER BASINS PROJECT
CL
% INTEGRATION OF POLLUTION LOADS
April- May, Study Period — 1961
NOHQRF CH t\t M RRANPH .U ซ? RB*^"%i-' _L o ft jr\IVI— lADrnOllv
1 1 1 1 1 1 1 HFPT OF HFAITH FDUCATION a WELFARE
0 ฐ<5 1 L5 2 2'5 3 3'5 4 PUBLIC HEALTH SERVICE
TIME OF TRAVEL DAYS FROM NO. 1 DOWN MAIN STEM REGION v CHICAGO, ILLINOIS
FIGURE JX-I

-------
100,0001—
90,000 —
 10,000
                                                                       Reoeration
                                                         -Flowing Demand


                                                         -Sludge Demand
                                                                             O20   Sampling Sta. No.

                                                                            -o-     95%  Confidence Interval Of True Means
      — N.SHORE CH.
N.  BRANCH
S.BRANCH
                                                                   _L
S.
a .
s.
CANAL
                                                      _L
                                            J_
                         0.5
                                 1.5                   2                   2.5                   3

                      TIME  OF   TRAVEL   DAYS  FROM   NO.  1   DOWN   MAIN  STEM
                                                                                     3.5
                                                                                                                                                                                    -*H-
                                                                                                                                                                       IOO.OOO
                                                                                                                                                                       90POO
                                                                                                                                                                                                        80,000
                                                                                                                                                                                                        70,000
                                                                                                                                                                                                        60,000
                                                                                                                                                                                                        50POO
                                                                                                                                                                                                        40,000
                                                                                                                                                                                                        30,000
                                                                                                                                                                                                        2O.OOO
                                                                                                                                       10,000
                                                                                                                                                       -DESPLAINES   R.
                                                                                                                                                     GREAT  LAKES 8 ILLINOIS

                                                                                                                                                      RIVER BASINS PROJECT
                                                                                                                                                                                                                 v>
                                                                                                                                                                                                                 •o
                                                                                                                                                                                o
                                                                                                                                                                               0_

                                                                                                                                                                               z
                                                                                                                                                                               LU
                                                                                                                                                                               O
                                                                                                                                                                               >-
                                                                                                                                                                               X
                                                                                                                                                                               o

                                                                                                                                                                               o
                                                                                                                                                                               UJ
MEASURED DISSOLVED OXYGEN

   April-May, Study Period —1961

 UPPER  ILLINOIS RIVER  BASIN
                                                                            DEPT. OF HEALTH, EDUCATION 8 WELFARE

                                                                                  PUBLIC HEALTH SERVICE

                                                                            REGION  V          CHICAGO, ILLINOIS
                                                                                                                                                                                                       FIGURE IX.-2

-------
   400,000 i-
   200,000 -
<
Q
\
O
o
CO
V)
•o
c
3
O
a.
O
o
O
CVJ
                                                              LEGEND
                                                                                             Measured  Tributary  Load

                                                                                             Estimated  Midpoint  Load or Deposit

                                                                                             Sampling Sta. No.

                                                                                             95% Confidence  Interval Of True  Means
          — N. S. ~CH.
N.BRANCH
                                                                           TRAVEL
                                                                                                                                                                               400,000
                                                                                                                                                                                                                     200,000
                                                                                                                                                                                                                     100,000
                                                                                                                                                                               80,000
                                                                                                                                                                                                                     60,000
                                                                                                                                                                                                                     40,000
                                                                                                                                                                                      o
                                                                                                                                                                                      o
                                                                                                                                                                                      CO
                                                                                                                                                                                       CO
                                                                                                                                                                                      •a
                                                                                                                                                                                       c
                                                                                                                                                                                       3

                                                                                                                                                                                      CL


                                                                                                                                                                                       3
                                                                                                                                                                                      _l


                                                                                                                                                                                      O
                                                                                                                                                                                      o
                                                                                                                                                                                      O
                                                                                                                                                                                      CVJ
                                                                                                                                                                             - 20POO


                                                                                                                                                                             DESPLAINES  R.
                                                                                                                                                                                                 GREAT  LAKES a ILLINOIS

                                                                                                                                                                                                  RIVER  BASINS PROJECT
    10,000 -
                                                                                                                                                     INTEGRATION OF POLLUTION LOADS

                                                                                                                                                            July ,  Study  Period - 1961
                                                                                                                                                        UPPER  ILLINOIS RIVER  BASIN
                                                                                                                                                       DEPT. OF HEALTH, EDUCATION ft WELFARE

                                                                                                                                                              PUBLIC HEALTH SERVICE

                                                                                                                                                       REGION  V          CHICAGO, ILLINOIS
                                                                                                                                                                                                                   FIGURE IE-3

-------
60,000 f—
50,000 -
                                                                                                                      LEGEND

                                                                                                         O20   Sampling Sta. No.

                                                                                                         •o-     95% Confidence Interval Of True  Means
     — N.SHORE CH.
N. BRANCH
            S.BRANCH
                                                                                                                                                                                                       —i 60,000
                                                                                                                                                                                                       - 50,000
                                                                                                                                                                                                       - 40,000
                                                                                                                                                                                                       - 30,000
                                                                                                                                                                                                        - 20000
                                                                                                                                                                                                       - 10,000
                                                                                                                                                                                 in
                                                                                                                                                                                 T3
                                                                                                                                                                                                                  O
                                                                                                                                                                                                                  a.
                                                                                                                                                                                 LU
                                                                                                                                                                                 O
                                                                                                                                                                                 >-
                                                                                                                                                                                 X
                                                                                                                                                                                 o

                                                                                                                                                                                 a
                                                                                                                                                                                 LU
                                                                                                                                                                                                                  o
                                                                                                                                                                                                                  CO
                                                                                                                                                                                                                  CO
                                                                                                                                                                                                       DESPLAINES R.
TIME  OF   TRAVEL   DAYS  FROM   NO
                                                                                                            2-5                   3

                                                                                                            DOWN   MAIN  STEM
                                                                                                                                                      GREAT LAKES 8 ILLINOIS

                                                                                                                                                       RIVER BASINS  PROJECT
MEASURED DISSOLVED OXYGEN
     July,   Study  Period- 1961
 UPPER  ILLINOIS RIVER BASIN
                                                                                                                                                   DEPT. OF HEALTH, EDUCATION S WELFARE

                                                                                                                                                         PUBLIC HEALTH SERVICE

                                                                                                                                                   REGION V          CHICAGO, ILLINOIS
                                                                                                                                                                                                         FIGURE TXT-4

-------
    200,000 I—
<
o
\
o
o
CD
in
•o
c
3
o
o.
o
o
O
CVJ
                                                                                                                       O20
                                                                                                  LEGEND


                                                                                      Observed  Direct Or Tributary Load

                                                                                      Estimated  Load Or Deposit At Midpoint

                                                                                      Sampling Sta. No.

                                                                                      95% Confidence  Interval Of True Means
                                                                                                                                                                        200,000
                                                                                                                                                                                                              100,000



                                                                                                                                                                                                              80,000





                                                                                                                                                                                                              eopoo
                                                                                                                                                                        40.0OO
                                                                                                                                                                                                              20,000
                                                                                                                                                                                                                       a
                                                                                                                                                                                                                       o
                                                                                                                                                                                                                       OQ
                                                                                                                                                                                 in
                                                                                                                                                                                13
                                                                                                                                                                                 c
                                                                                                                                                                                 3
                                                                                                                                                                                 O
                                                                                                                                                                                a.
                                                                                                                                                                                 3
                                                                                                                                                                                _J


                                                                                                                                                                                O
                                                                                                                                                                                o
                                                                                                                                                                                O
                                                                                                                                                                                CVJ
                                                                                                                                   H 10,000

                                                                                                                                  -DESPLAINES  R.
      6,000
              N. SHORE
N .  BRANCH
S. BRANCH
                    CANAL
     4,000
                               0.5
                                  1.5
                                                           TIME   OF  TRAVEL  DAYS
                                                       2

                                                       FROM
                               NO.  I
  2.5

DOWN
                                                                                    3.5
MAIN  STEM
                                                                                                                                                                                            GREAT LAKES 8  ILLINOIS

                                                                                                                                                                                             RIVER BASINS  PROJECT
                                                             INTEGRATION OF POLLUTION LOADS
                                                                   August,  Study  Period —1961

                                                                UPPER ILLINOIS  RIVER BASIN
DEPT. OF HEALTH,EDUCATION 8 WELFARE

      PUBLIC HEALTH SERVICE

REGION  V          CHICAGO, ILLINOIS
                                                                                                                                                                                                              FIGURE JX-5

-------
    60,0001	
<
Q
v>
•o
    50,000 -
                                                                                                                                                                                                         —160,000
    20,000
o
Q.

Z
LU

^   10,000
o
o
LU
O
co
co
o
                                                                                                     Reaeration
                                                                                                                         -Flowing Demand

                                                                                                                          Sludge Demand
                                                                                                           O20  Sampling Sta. No.

                                                                                                                 95% Confidence interval Of True Means
         — N.SHORE CH. 41-
                                    N.  BRANCH
S.BRANCH
S.
S.
CANAL
                            0.5
                                                                      1.5
                                                           TIME   OF  TRAVEL  DAYS   FROM
                                           2.5                   3

                                  NO.  I   DOWN   MAIN  STEM
                                              3.5
                                                                                                                                
                                                                                                                                                X
                                                                                                                                                o

                                                                                                                                                Q
                                                                                                                                                LJ
                                                                                                                                                                                                                    O
                                                                                                                                                                                                                    CO
                                                                                                                                                                                                                    CO
                                                                                                                                                                                                                    Q
                                                                                                                                                                                                       DESPLAINES   R.
                                                                                                                                                                                         GREAT  LAKES  a ILLINOIS
                                                                                                                                                                                          RIVER  BASINS  PROJECT
MEASURED DISSOLVED OXYGEN
   August,  Study Period —1961
 UPPER  ILLINOIS RIVER  BASIN
                                                      DEPT. OF HEALTH, EDUCATION a WELFARE

                                                            PUBLIC HEALTH SERVICE

                                                      REGION V          CHICAGO, ILLINOIS
                                                                                                                                                                                                           FIGURE IX-6

-------