EPA-670/2-75-050b
June 1975
Environmental Protection Technology Series
                                                                  Research Center
                                                 Office of Research ami Development
                                                U.S. Environmental Protection Agency
                                                             Cincinnati, Ohio 45268

-------
                                        EPA-670/2-75-050b
                                        June  1975
       DIRECT FILTRATION OF LAKE SUPERIOR

       WATER FOR ASBESTIFORM FIBER REMOVAL


                  Appendix A

Weather and Lake Level Data, Water Quality Data,
         and Raw Water Pumping Schedule
                      By
      Black  § Veatch, Consulting Engineers
          Kansas City, Missouri  64114
           Program Element No.  1CB047
         Contract No. DACW 37-74-C-0079
     Interagency Agreement EPA-IAG-D4-0388
USEPA,  Region V and Corps of Engineers,  St. Paul
                Project Officer

                Gary S. Logsdon
        Water Supply Research Laboratory
     National Environmental Research Center
            Cincinnati, Ohio  45268
     NATIONAL ENVIRONMENTAL RESEARCH CENTER
      OFFICE OF RESEARCH AND DEVELOPMENT
     U.S. ENVIRONMENTAL PROTECTION AGENCY
            CINCINNATI, OHIO  45268
            LIBRARY
            U. S.  ENYI;*:.V/»NT/s: F.    .  ,.i AGEfi'Clf
            EDISON, ;i J.

-------
                        REVIEW NOTICE
     The National Environmental Research Center --
Cincinnati has reviewed this report and approved its
publication.  Approval does not signify that the contents
necessarily reflect the views and policies of the U.S.
Environmental Protection Agency, nor does mention of trade
names or commercial products constitute endorsement or
recommendation for use.
                            ii

-------
                            FOREWORD
     Man and his environment must be protected from the adverse
effects of pesticides, radiation, noise and other forms of
pollution, and the unwise management of solid waste.  Efforts
to protect the environment require a focus that recognizes the
interplay between the components of our physical environment --
air, water, and land.  The National Environmental Research Centers
provide this multidisciplinary focus through programs engaged in

     •    studies on the effects of environmental
          contaminants on man and the biosphere, and

     •    a search for ways to prevent contamination
          and to recycle valuable resources.

     This report and its appendices present the results of pilot
plant filtration research for the removal of asbestiform fibers
from drinking water.  The several appendices present detailed
information on water quality, pilot plant equipment and operation,
individual filter run data, asbestiform fiber and amphibole mass
concentrations in raw and filtered water, and diatomite filter
optimization.  Appendix A contains water quality data.
                                     A. W. Breidenbach, Ph.D.
                                     Director
                                     National Environmental
                                     Research Center, Cincinnati
                               111

-------
                              ABSTRACT
     Pilot plant research conducted in 1974 at Duluth, Minnesota,
demonstrated that asbestiform fiber counts in Lake Superior water
could be effectively reduced by municipal filtration plants.  During
the study, engineering data were also obtained for making cost
estimates for construction and operation of both granular and
diatomaceous earth (DE) filtration plants ranging in size from 0.03
to 30 mgd.

     This appendix contains a portion of the data collected in the
study.  The following categories of information are presented in
Appendix A:

     Weather and lake  level data

     Operating schedule for pumps at the pumping station

     Chemical and physical quality parameters of raw and filtered water

     Dissolved oxygen content of raw and finished water

     Bacteriological data for raw and finished water.
                                  iv

-------
                            CONTENTS
Appendix                                            Page

A-l      Weather and Lake Level Data, Duluth
          Lakewood Pumping Station, 1974              1

A-2      Raw Water Pumping Schedule, Duluth Lakewood
          Pumping Station, 1974                       7

A-3      Raw and Effluent Water Sample Parameters,
          Duluth Lakewood Pumping Station, 1974      16

A-4      Dissolved Oxygen Data, Duluth Lakewood
          Pumping Station Raw and Finished Water,
          1974                                       53

A-5      Bacteriological Data, Duluth Lakewood
          Pumping Station Raw and Finished Water
          1974                                       55

-------
APPENDIX A-l WEATHER AND LAKE LEVEL DATA, DULUTH LAKEWOOD PUMPING STATION
             MONTH OF APRIL, 1974.

 Date  High     Wind     Precip.   Wind    Lake            Notes
       temp.,   veloc.,    in.     dir.a   level
        °F      mpha                       ft c

   1
   2
   3
   4
   5
   6
   7
   8
   9
  10
  11
  12
  13
  14
  15
  16
  17
  18
  19     36         7           0     NE     600.77    Ice on lake.
  20
  21
  22     39         3       0.40     NE     600.7     Ice starting to breakup,
  23     41         3           ON      600.72    Small patches of ice.
  24     38         6           T     NE     600.85    Very little ice.
  25     47         8           0     NE     600.83    Ice along north shore.
  26     52        12           0     SE     600.91    Ice along north shore.
  27
  28
  29     57         5       0.02     SW     600.85    Ice on lake.
  30     60         8           0     NW     600.80    Ice on lake.
  31
a  Wind velocities and direction are from Lakewood pumping station
   records and are not official.  The values are based on observations
   by the plant operators.

b  Precipitation values are from U.S. Weather Bureau at Duluth Inter-
   national Airport.

c  International Great Lakes Datum.

-------
APPENDIX A-l (CONTINUED)  MONTH OF MAY, 1974.
Date
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
High
temp. ,
°F
36
61
51


40
35
40
43
39
50
50
43
37
52
44
60
54
52
49
60
68
58
60
64
52
45
50
50
50
65
Wind
veloc. ,
mpha
15
10
8


12
20
15
4
8
15
20
8
8
5
7
6
18
20
8
3
7
18
8
10
5
10
5
7
7
10
Precip. ,
in.b
T
0.42
T


0
0
0
T
0.35
0.55
0.03
0.28
0.32
0
0
0
0
0
T
0.36
0
T
0.02
0
0
0.02
T
0.01
0.62
T
Wind
dir.a
NE
SW
NW


NE
E
E
E
E
SW
NW
NE
NE
SE
NE
N
E
E
NE
E
SW
SW
NW
NW
SE
NE
NE
E
E
SW
Lake Notes
level
ft.c
601.11 Ice piled near shore.
600.95 Ice on lake.
600.80 Ice on lake.


600.97
601.10 White caps @ 1400 hrs.
601.03
600.98
601.12
601.28
600.88
601.13
601.15
601.06
601.18
601.08
601.22
601.32
601.30
601.17
601.06
601.00
601.01
601.10
601.17
601.23
601.23
601.18
601.24
601.07
a  Wind velocities and direction are from Lakewood pumping station
   records and are not official.  The values are based on observations
   by the plant operators.

b  Precipitation values are from U.S. Weather Bureau at Duluth Inter-
   national Airport.

c  International Great Lakes Datum.

-------
APPENDIX A-l  (CONTINUED)  MONTH OF JUNE, 1974.
Date
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
High
temp. ,
°F
60
62
59
68
55
56
53
68
54
68
65
67
58
74
52
56
54
68
68
58
60
54
52
64
56
67
65
64
73
76

Wind
veloc. ,
mpha
3
8
3
3
10
10
3
5
15
8
15
12
5
10
18
18
5
10
7
8
8
12
10
8
5
3
8
8
12
20

Precip. ,
in.b
T
0.05
0.12
0.37
0
1.26
T
0
1.22
0.33
0.02
T
0
0.23
0.04
T
T
T
0
T
0
0
0
0
0
0
0
0
0.43
0

Wind
dir.a
SE
SW
W
SE
E
E
NE
S
NE
NW
NW
NW
E
NW
NW
NW
NW
SW
SW
NE
NE
NE
E
E
NE
E
E
NE
SW
SW

Lake Notes
level
ftc
601.19
601.22
601.31
601.26
601.39
601.44
601.28
601.32
601.52
601.30
601.33
601.36
601.46
601.48
601.32
601.31
601.44
601.54
601.49
601.52
601.51
601.50
601.50
601.52
601.52
601.53
601.57
601.58
601.52
601.40

a  Wind velocities and direction are from Lakewood pumping station
   records and are not official.  The values are based on observations
   by the plant operators.

b  Precipitation values are from U.S. Weather Bureau at Duluth Inter-
   national Airport.

c  International Great Lakes Datum.

-------
APPENDIX A-l (CONTINUED)  MONTH OF JULY, 1974.
Date
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
High
temp. ,
°F
65
60
66
70
79
64
72
68
72
57
55
59
62
79
60
63
79

65
62
54
79
62
60
82
72
78
72
62
63

Wind
veloc. ,
mpha
8
8
15
8
12
10
10
8
18
18
12
4
15
15
10
8
12
10
15
12
7
8
8
8
8
10
15
15
10
8

Precip. ,
in.b
0.03
0
0.14
0
T
T
0
0.04
T
0
0
0.12
0.40
0
0
0.02
0.15
T
0.25
0
3.40
0
0
0.29
0
T
T
T
0.01
T
0
Wind
dir.a
E
NE
W
NW
SW
SW
SW
SW
E
E
E
E
NW
W
NE
SE
SW
NW
NE
E
E
SW
E
NE
SW
W
W
W
NW
NW

Lake Notes
level
ftc
601.56
601.61
601.63
601.50
601.66
601.69
601.71
601.71
601.76
601.85
601.82
601.75
601.67
601.58
601.68
601.73
601.79
601.65
601.75
601.80
601.79
601.71
601.75
601.84
601.76
601.64
601.53
601.51
601.54
601.54
601.62
a  Wind velocities and direction are from Lakewood pumping station
   records and are not official.  The values are based on observations
   by the plant operators.

b  Precipitation values are from U.S. Weather Bureau at Duluth Inter-
   national Airport.

c  International Great Lakes Datum.

-------
APPENDIX A-l  (CONTINUED)  MONTH OF AUGUST, 1974.
Date
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
High
temp. ,
°F
67
58
56
74
74
75
72
66
66
63
63
75
64
64
68
73
74
68
68
76
72
64
62
62
75
68
67
62
61
64
58
Wind
veloc. ,
mpha
3
8
5
5
5
5
3
8
15
12
5
10
8
15
5
7
8
5
Calm
12
5
7
5
15
10
15
10
0
15
12
10
Precip. ,
in."
0.40
1.23
0.25
T
T
0
0.02
0
0
0.45
0.07
0.07
0.04
T
T
0
0.01
T
0
0.01
0.05
T
T
T
0.95
T
0
0.09
0
0.13
0.02
Wind
dir.a
W
NE
NE
NW
W
SW
SE
E
E
NE
SW
NW
NE
NE
E
SW
W
S

SE
SW
W
NE
NE
S
W
W
-
W
W
W
Lake Notes
level
ftc
601.72
601.84
601.76
601.72
601.78
601.80
601.82
601.85
601.93
602.08
601.93
601.81
601.86
602.04
601.99
601.84
601.85
601.87
601.94
602.03
601.96
601.82
601.88
601.99
602.02
601.78
601.79
601.92
601.75
601.82
601.68

a  Wind velocities and direction are from Lakewood pumping station
   records and are not official.  The values are based on observations
   by the plant operators.

b  Precipitation values are from U.S. Weather Bureau at Duluth Inter-
   national Airport.

c  International Great Lakes Datum.

-------
APPENDIX A-l (CONTINUED)  MONTH OF SEPTEMBER, 1974.
Date
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
High
temp.,
°F
58
55
62
60
59
55
56
62
53
52
66
49
52
64
60
66
56
71
62
57











Wind
veloc . ,
mpha
5
8
7
0
7
10
5
7
10
10
10
10
15
12
10
10
7
10
8
10











Precip. ,
in.b
T
T
0
0
0
0.02
0.13
0.02
0.01
0.01
0.17
0.18
T
0
0
0.02
0
0
0.03
0.01











Wind
dir.a
W
NW
SW
—
E
E
SE
NW
E
E
SW
E
W
SW
NW
SW
NE
SW
SW
SW











Lake Notes
level
£t.c
601.82
601.79
601.74
601.82
601.88
601.93
601.89
601.76
601.89
602.03
601.84
601.85
601.73
601.83
601.75
601.79
601.88
601.89
601.80
601.84











a Wind velocities and direction are from Lakewood pumping station
  records and are not official.  The values are based on observations
  by the plant operators.

b Precipation values are from U.S. Weather Bureau at Duluth Inter-
  national Airport.

c International Great Lakes Datum.

-------
APPENDIX A-2  RAW WATER PUMPING
              1974.
SCHEDULE, DULUTH LAKEWOOD PUMPING STATION,
Time
Date
4-19
4-22
4-23
4-24
4-25
4-26
4-29
4-30
5-1
5-2
5-3
5-6
5-7
5-8
5-9
5-10
Start
0830
2130
0830
1200
2400
0830
2200
0830
0800
0740
0830
1500
0800
0830
2400
0830
2400
0830
0615
0830
0800
0830
1000
0100
0830
2400
0830
0800
0830
0745
0830
0750
Stop
2000
2400
0500
2100
0830
1530
0830
2400
0830
0830
1540
2400
0830
2000
0830
1900
0830
2400
0830
2345
0830
0900
1700
0830
1700
0830
1200
0830
2345
0830
2345
0830
Total hours
of pumping
11.5
2.5
20.5
9.0
8.5
7.0
10.5
15.5
0.5
0.5
7.16
5.00
0.5
11.5
8.5
10.5
8.5
15.5
2.25
15.25
0.5
0.5
7.0
7.5
8.5
8.5
15.5
0.5
15.25
0.75
15.25
0.67
Total Volume
pumped, 1,000 gal.
13280
19530
16580
16480
15180
15300
11950
18850
18080
16860
14870
14070
16080
15290
15200
15170

-------
A-2
Date

5-11
5-12
5-13
5-14
5-15
5-16
5-17
5-18
5-19
5-20
5-21
5-22
5-23
5-24
5-25
5-26
5-27
Time
Start
0830
0730
0830
0830
0025
0830
0530
0830
0745
0830
1345
0830
0830
0830
0000
0830
1420
0000
0830
0740
0830
0730
0830
0830
0800
0830
1200
0000
Stop
2345
0830
0830
1800
0830
2300
0830
2345
0830
2345
0830
2345
0700
1530
0830
1230
2000
0830
2400
0830
2345
0830
2345
2345
0830
0810
1900
0830
Total hours
of pumping
15.25
1.00
24.0
9.5
8.083
14.5
3.0
15.25
0.75
15.25
18.75
15.25
22.5
7.0
8.5
4.0
5.66
8.5
15.5
0.33
15.25
1.00
15.25
15.25
0.5
23.66
7.0
8.5
Total Volume
pumped, 1,000 gal.
15380
22900
16580
16680
15070
14480
18090
14400
21550
14380
17200
15600
15430
14440
14880
22660
14520

-------
APPENDIX A-2  (CONTINUED)
Date

5-28
5-29
5-30
5-31
6-1
6-2
6-3
6-4
6-5
6-6
6-7
6-8
6-9
6-10
6-11
Time
Start
0830
0000
0830
1800
0830
0745
0830
0800
0830
0800
0830
1430
0830
0000
0415
0830
0000
0830
0800
0830
0745
0830
0620
0830
0720
0830
0830
2400
0830
0620
Stop
1800
0830
1520
2400
2345
0830
2345
0830
2345
0830
1330
0830
1900
0330
0830
2030
0830
2400
0830
2345
0830
2345
0830
2345
0830
0830
1800
0830
2400
0830
Total hours
of pumping
9.5
8.5
6.83
6.0
15.25
0.75
15.25
0.5
15.25
0.5
5.0
18.0
10.5
3.5
4.25
12.0
8.5
15.5
0.5
15.25
0.75
15.25
2.14
15.25
1.14
24.0
9.5
8.5
15.5
2.14
Total Volume
pumped , 1 , 000 gal .
17150
12890
15140
14910
14990
22140
17120
19490
15340
15310
16620
15750
23090
16980
17000

-------
APPENDIX A-2  (CONTINUED)
Date

6-12
6-13
6-14
6-15
6-16
6-17
6-18
6-19
6-20
6-21
6-22
6-23
6-24
6-25
6-26
6-27
6-28
6-29
Time
Start
0830
0630
0830
0745
0830
2350
0830
0800
0830
0830
2400
0830
2400
0830
0610
0830
0830
0800
0830
0830
0830
2400
0830
0830
0830
1545
0830
0830
0800
Stop
2400
0830
2345
0830
2145
0830
2345
0830
0830
1700
0830
1900
0830
2400
0830
0830
2345
0830
2345
0830
2100
0830
0830
0830
1515
0830
0715
0510
0830
Total hours
of pumping
15.5
2.0
15.25
0.75
13.25
8.67
15.25
0.5
24.0
8.5
8.5
10.5
8.5
15.5
2.33
24.0
15.25
0.5
15.25
24.0
12.5
8.5
24.0
24.0
6.75
16.75
22.75
20.67
0.5
Total Volume
pumped, 1,000 gal.
16540
15230
20900
14990
22920
16050
18080
17040
22970
14920
14720
23010
20050
22980
22850
22320
21700
20050
                                    10

-------
APPENDIX A-2  (CONTINUED)
Date

6-30
6-31
7-1
7-2
7-3
7-4
7-5
7-6
7-7
7-8
7-9
7-10
7-11
7-12
7-13
7-14
7-15
Time
Start
0830
0625
0830
2045
0830
2045
0830
0830
0630
0830
2100
0830
0045
0830
0800
0830
0830
0830
0830
0830
0830
2230
0830
2100
0830
1410
0830
1945
Stop
0500
0830
1745
0715
1745
0715
0630
0230
0830
1430
0830
2200
0830
2345
0830
0830
0830
0830
0830
0830
2030
0830
1910
0830
1015
0830
1730
0830
Total hours
of pumping
20.5
2.09
9.67
10.5
9.67
10.5
22.0
18.0
2.0
6.0
11.5
13.5
7.75
15.25
0.5
24.0
24.0
24.0
24.0
24.0
12.0
10.0
10.67
11.5
1.75
18.33
9.0
12.75
Total Volume
pumped , 1 , 000 gal .
21280
18730
18730
20910
19090
16410
20160
14800
22910
23120
23120
22920
22850
22850
20830
21140
19110
20570
                                    11

-------
APPENDIX A-2  (CONTINUED)
Date

8-2
8-3
8-4
8-5
8-6
8-7
8-8
8-9
8-10
8-11
8-12
8-13
8-14
8-15
8-16
8-17
8-18
Time
Start
0830
0730
0830
0715
0830
0830
2400
0830
0820
0830
0715
0830
0830
1945
0800
0830
0800
0830
0830
0700
0830
0925
0830
2100
0830
1830
0830
0800
0830
Stop
2400
0830
2345
0830
0830
2000
0830
0700
0830
0330
0830
0830
1900
0115
0830
2345
0830
0700
0300
0830
0500
0830
1700
0830
1730
0400
2345
0830
0830
Total hours
of pumping
15.5
1.0
15.25
1.25
24.0
11.5
8.5
22.5
0.166...
19.0
1.25
24.0
10.5
5.5
0.5
15.25
0.5
22.5
18.5
1.5
20.5
23.083...
8.25
11.5
9.0
9.5
15.25
0.5
24.0
Total Volume
pumped, 1,000 gal.
15630
15630
23080
19090
21470
19180
22730
15630
14920
21570
18940
19560
21980
19080
17620
14920
22850
                                   12

-------
APPENDIX A-2  (CONTINUED)
Date

7-16
7-17
7-18
7-19
7-20
7-21
7-22
7-23
7-24
7-25
7-26
7-27
7-28
7-29
7-30
7-31
8-1
Time
Start
0830
2030
0830
0100
0830
0830
0830
1700
0830
1400
0830
2000
0830
1400
0830
0600
0830
0830
0830
0730
0830
0830
2400
0830
2130
0830
0630
0830
0745
Stop
1830
0830
2400
0830
0830
0830
1600
0830
0900
0830
1715
0600
1215
0830
0100
0830
0830
0830
2345
0830
0830
2155
0830
1930
0830
0500
0830
0400
0830
Total hours
of pumping
10.0
12.0
15.5
7.5
24.0
24.0
7.5
15.5
0.5
18.5
8.75
10.0
3.75
18.5
16.5
2.5
24.0
24.0
15.25
1.0
24.0
13.41
8.5
11.0
11.0
20.5
2.5
19.5
0.75
Total Volume
pumped , 1 , 000 gal .
20800
21740
22930
22850
21970
17950
17850
20820
17600
22290
22560
15210
22950
20730
20790
21260
19000
                                   13

-------
APPENDIX A-2 (CONTINUED)
Date

8-19
8-20
8-21
8-22
8-23
8-24
8-25
8-26
8-27
8-28
8-29
8-30
8-31
9-1
9-2
9-3
9-4
9-5
Time
Start
0830
0100
0830
1015
0830
2400
0800
0830
0630
0830
0815
0830
0040
0830
0830
0830
1300
1200
1030
0830
0800
0830
1130
1030
0830
1700
1100
Stop
2100
0830
0730
0830
2100
0500
0830
2400
0830
2400
0830
2225
0830
0300
0830
0900
0615
0815
2400
2345
0830
0400
0130
0830
1200
0400
0830
Total hours
of pumping
12.5
7.5
23.0
22.25
12.5
5.0
0.5
15.5
2.0
15.5
0.25
13.91
7.83
18.5
24.0
0.5
17.25
20.25
13.5
15.25
0.5
19.5
14.0
22.0
3.5
11.0
21.5
Total Volume
pumped, 1,000 gal.
18940
21780
21400
17050
16500
14920
20700
17540
22750
16830
19200
12790
14920
18480
13270
20850
13740
20380
                                   14

-------
Date

9-6
9-7
9-8
9-9
9-10
9-11
9-12
9-13
9-14
9-15
9-16
9-17
9-18
9-19
9-20
Time
Start
0830
1830
0800
0830
0830
0830
1830
1200
1200
1200
0900
0830
0800
0830
2115
0830
0830
0830
0745
0830
Stop
1630
2400
0830
2345
0830
1130
0630
0600
0830
0215
2400
2345
0830
0800
0830
0830
1530
0900
0830
0830
Total hours
of pumping
8.0
5.5
0.5
15.25
24.0
3.0
12.0
18.0
20.5
14.25
15.0
15.25
0.5
23.5
11.25
24.0
7.0
0.5
0.75
24.0
Total Volume
pumped, 1,000 gal.
13260
14450
22790
14210
17060
19420
13500
13700
14920
22280
10480
22730
15660
990
22730
15

-------
APPENDIX A-3 RAW AND EFFLUENT WATER SAMPLE PARAMETERS, DULUTH LAKEWOOD
             PUMPING STATION, 1974
Date
5-14




5-16















5-17















Unit
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
MM-2
BIF
ERD-2
Run

6
36
7
10
6
36
7
10
6
37
7
37
8
10

8
38
8
10
11

8
38
9
11
9
10
39
9
11

10
39
40
9
12
Turb,
FTU
1.20
0.27
0.19
0.29
0.40
0.23
0.21
0.30
0.30
0.17
0.14
0.15
0.10
0.16
0.14
0.93
0.17
0.24
0.28
0.43
0.35
1.4
0.16
0.11
0.54
0.38
0.11
0.18
0.12
0.55
0.25
0.79
0.25
0.11
0.20
0.22
0.34
pH
7.80
7.40
7.05
7.80
7.70
7.00
7.00
7.80
7.65
7.10
7.15
7.00
7.00
7.80
7.80
7.10
7.00
7.20
7.90
7.80
7.20
7.70
7.20
7.20
7.60
7.60
7.25
7.20
7.25
7.85
7.75
7.90
7.30
7.20
7.25
7.80
7.8+
Temp,
°F
33



37



37




37
37
33
34
37
37
37

34
34
38
38
38
38
37
37
36
37
33
37
39
35
37
38
Alk,
mg/1
42
32
33
42
42
32
33
41
41
31
33
33
32
41
40
38
32
33
39
39
38
40
31
32
40
40
34
35
34
42
42
43
35
34
35
42
42
Hardness
mg/1





































Mumi-
num,
mg/1





































Iron,
mg/1





































                                  16

-------
APPENDIX A-3 (CONTINUED)
Date
5-18





5-20








5-21













5-22




Unit
Raw
MM-1
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
MM-1
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
MM-1
Run

10
11
40
9
12

12
41
10
13
12
41
10
13
13
41
10
13
14

14
42
10
13
15
42
11
13
15
43
11
13
16
Turb,
FTU
1.3
0.14
0.43
0.24
0.35
0.25
0.74
0.28
0.53
0.26
0.34
0.15
0.11
0.40
0.15
0.19
0.08
0.34
0.17
0.20
0.84
0.27
0.35
0.32
0.19
0.22
0.08
0.18
0.17
0.25
0.20
0.20
0.09
0.30
pH
7.85
7.2
7.25
7.2+
7.85
7.8+
7.9
7.8
7.5
7.85
7.9+
7.35
7.25
7.9+
7.9
7.25
7.2+
7.85+
7.85
7.3
7.8+
7.3
7.2+
7.85+
7.8
7.3
7.2
7.85
7.75
7.50
7.28
7.95
7.90
7.39
Temp,
°F
33
38
34
35
37
38
34
35
38
35
36
36
35
35
35
37. J
38
32
35

34
35
36
34
35
35
35
36
35

34..
34
34.!
34.!
Alk,
mg/1
43
33
34
34
42+
41+
42
36
38
42
42
35
34
42
42
35
34
42
42
35
42
36
34
42
43
38
36
42
40
33
32
39
39
33
Hardness
mg/1


































Alumi-
num,
mg/1


































Iron,
mg/1


































                                    17

-------
APPENDIX  A-3 (CONTINUED)
Date















5-23


















5-24



Unit
MM-1
BIF
ERD-2
MM-1
MM-2
Raw
MM-1
Raw
MM-1
BIF
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
ERD-2
MM-1
Raw
MM-1
MM-2
BIF
ERD-2
BIF
MM-1
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Run
16
11
13
17
43

17

17
11

18
44
12
13
18
44
12
13
19
45
13
19

20
45
12
13
12
20
21
46
13
13
21
46
13
13
Turb,
FTU
0.42
0.46
0.18
0.50
0.13
0.90
0.45
0.82
0.25
0.20
1.5
0.30
0.10
0.09
0.11
0.25
0.15
0.29
0.20
0.35
0.15
0.16
0.47
1.0
0.20
0.15
0.40
0.16
1.6
0.16
0.18
0.14
0.40
0.18
0-15
0.10
0.30
0.19
PH
7.38
7.90
7.88
7.40
7.20
7.90
7.35
7.80
7.38
7.90
7.80
7.39
7.35
7.85
7.90
7.55
7.20
7.85
7.85
7.40
7.25
7.80
7.35
8.00
7.30
7.40
8.05
8.00
7.99
7.39
7.38
7.30
7.90
7.95
7.30
7.22
7.63
7.71
Temp,
°F
36
34.5
35
34.5
36
34
36

36
35
34.5
35
36
35
35


34.5

34.5
34.5
34.5
32
35
35.5
37.5
35
35.5

35
35
35

35
35
35
35
35
Alk,
mg/1
33
39
39
33
32
40
33
39
33
39
40
34
34
39
38
35
32
38
39
33
33
38
32
42
33
34
40
40
39
32
32
31
40
40
32
30
38
38
Hardness
mg/1






































Alumi-
num,
mg/1






































Iron,
mg/1






































                                    18

-------
APPEM
Date









5-25




5-28









5-29










IX A-T (T.ONTTNTTED) 	
Unit
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
Raw
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
BIF
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
Run
22
47
13
13

22
47
14
13
22
47

14
13
23
48
15
14

15
23
45
16
14
24
48
16
14

49
24
49
16
14

Turb,
FTU
0.13
0.21
0.31
0.24
0.87
0.13
0.11
0.45
0.20
0.75
0.08
0.90
0.35
0.27
0.13
0.10
0.95
0.28
0.84
0.56
0.34
0.23
0.22
0.18
0.20
0.90
0.45
0.27
0.95
0.26
0.57
0.11
0.30
0.16
0.93
PH
7.38
7.30
7.98
7.98
7.99
7.35
7.34
7.97
7.99
7.30
7.25
7.50
7.99
7.50
7.45
7.40
7.80
7.95
7.55
7.98
7.45
7.40
7.91
7.90
7.51
7.40
8.00
7.99
8.10
7.45
7.35
7.21
7.65
7.87
7.81
Temp,
°F
34.5
35
35
35.5
35




35
35
35
35
35
35
35
35
36
35

35
35
35
36
35.5
36
36
36
35.5

35
35
36.5
36.5
35
Alk,
mg/1
31
32
40
39
40
31
32
40
39
32
31
37
40
37
35
31
39
40
42
38
33
34
40
38
34
33
43
42
40
34
36
35
43
43
44
Hardness
mg/1



































Alumi-
num,
mg/1



































Iron,
mg/1



































19

-------
APPENDIX A-3 (CONTINUED)
Date





5-30















5-31














Unit
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
MM-1
BIF
ERD-2
BIF
MM-1
MM-2
BIF
ERD-2
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-1
MM-2
BIF
Raw
MM-1
MM-2
BIF
Raw
Run
24
49
17
14
25
49
25
50
17
14

25
50
26
17
14
17
26
50
18
14
50
26
51
18
14

27
27
51
18

27
51
18

Turb,
FTU
1.50
0.09
0.13
0.15
0.10
0.83
0.10
0.09
0.21
0.17
0.76
0.08
0.08
0.15
0.34
0.15
0.33
0.13
0.06
0.18
0.15
0.50
0.16
0.36
0.24
0.18
0.80
0.28
0.16
0.32
0.24
0.89
0.11
0.36
0.19
0.75
pH
7.20
7.09
7.72
7.62
7.21
7.42
7.47
7.35
7.85
7.90
7.71
7.49
7.39
7.48
7.93
7.90
7.72
7.16
7.08
7.70
7.60
7.15
7.09
7.18
7.34
7.42
7.39
7.20
7.45
7.40
7.80
7.90
7.45
7.41
7.91
7.90
Temp,
°F

35
36
36
35
35
35.5
37
37
36.5
35
36.5
37
35
35.5
36.5










35




35



35
Alk,
mg/1
36
35
42
42
37
33
37
34
40
43
42
35
37
37
43
43
43
37
36
43
43
36
33
36
40
40
40
36
39
39
43
43
39
39
43
43
Hardness
mg/1




































Alumi-
num,
mg/1




































Iron,
mg/1




































                                   20

-------
APPENDIX A-3 (CONTINUED)
Date
6-1



6-3









6-4













6-5





Unit
Raw
MM-1
MM- 2
BIF
MM-1
MM- 2
BIF
ERD-2
Raw
Raw
MM-1
MM- 2
BIF
ERD-2
MM- 2
MM-1
BIF
ERD-2
Raw
MM-1
MM- 2
BIF
ERD-2
Raw
MM-1
MM- 2
BIF
ERD-2
BIF
MM-1
Raw
MM- 2
BIF
ERD-2
Run

27
51
18
28
52
19
15


28
52
19
15
52
28
19
15

29
53
19
15

29
53
19
15
19
29

53
20
15
Turb,
FTU
0.84
0.10
0.50
0.26
0.15
0.10
0.20
0.55
0.77
0.80
0.09
0.15
0.19
0.18
0.08
0.10
0.15
0.15
0.80
0.14
0.12
0.15
0.13
0.77
0.10
0.07
0.18
0.16
0.15
0.07
0.85
0.08
0.33
0.14
PH
7.75
7.30
7.45
7.85
7.45
7.35
7.80
7.43
7.91
7.88
7.48
7.42
7.70
7.60
7.44
7.40
7.70
7.65
8.00
7.40
7.50
8.05
7.90
8.00
7.55
7.50
8.00
7.95
7.99
7.40
8.00
7.45
8.00
7.95
Temp,
°F
36







36.5
36.5








36.5




37






36.5



Alk,
mg/1
43
39
39
43
39
38
42
40
43
40
35
37
41
41
38
35
41
41
42
35
36
41
38
42
34
35
40
38
41
35
41
35
37
39
Hardness
mg/1


































Alumi-
num,
mg/1


































Iron,
mg/1


































21

-------
APPENDIX A-3 (CONTINUED)
Date










6-6
















6-7









Unit
BIF
Raw
MM-1
MM-2
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-1
MM-2
BIF
ERD-2
Raw
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
Mrl~^
BIF
Raw
Raw
Raw
BIF
MM-1
MM-1
MM-2
BIF
Raw
MM-1
MM-2
BIF
Run
20

30
54
15
30
54
20
15

30
31
54
20
15

15

31
54
20
15
31
54
20



20
31
32
54
21

32
54
21
Turb,
FTU
0.28
0.75
0.08
0.15
0.14
0.10
0.09
0.19
0.14
0.69
0.05
0.12
0.06
0.18
0.15
0.75
0.24
0.74
0.09
0.05
0.20
0.12
0.11
0.09
0.15
0.68
2.2
4.6
0.50
0.13
0.15
0.07
0.63
2.8
0.15
0.07
0.52
PH
7.99
8.00
7.45
7.55
7.60
7.40
7.60
8.00
7.85
8.05
7.55
7.60
7.50
7.90
7.95
8.00
7.90
8.05
7.55
7.50
8.00
7.90
7.45
7.50
7.99
8.00
8.40
8.00
7.95
7.49
7.45
7.50
7.90
8.00
7.55
7.50
7.95
Temp,
°F

37







37





37

36.5



40
37.5
39
38
37
37
37
34

37
38
35
33
33
35
34
Alk,
mg/1
42
42
36
38
41
34
37
42
38
43
34
35
34
40
39
42
39
42
35
34
40
39
33
35
39
40
42
43
39
34
34
34
38
42
35
34
40
Hardness
mg/1





































Alumi-
num,
mg/1





































Iron,
mg/1





































                                   22

-------
'APPENDIX A-3  (CONTINDED)
Date




6-8



6-10a









6-11
















Unit
MM-1
MM-2
BIF
Raw
MM-1
MM-2
BIF
Raw
MM-1
MM-2
BIF
Raw
ERD-2
ERD-2
MM-1
MM-2
BIF
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-1
MM-1
MM-2
BIF
ERD-1
MM-2
Run
32
54
21

32
54
21

33
55
22

17
17
34
55
22

33
55
23
18
33
23
18

34
55
24
1
34
55
25
1
56
Turb,
FTU
0.09
0.04!
0.31
2.0
0.23
0.08
0.31
1.6
0.43
0.42
0.88
5.6
4.9
6.1
0.13
0.12
0.70
3.5
0.14
0.10
0.60
6.3
0.96
0.56
6.30
1.90
0.25
0.06
0.50
0.56
0.12
0.11
0.49
0.19
0.23
pH
7.60
7.45
7.95
7.99
7.55
7.50
7.95
8.00
6.30
6.50
7.20
7.35
7.35
7.30
7.42
7.38
7.60
7.55
6.60
6.60
7.00
6.90
6.52
7.00
7.00
7.00
6.50
6.49
7.00
7.00
6.50
6.50
7.06
6.90
6.60
Temp,
°F
37.5
39.5
38
37
37.5
39
38

38
39.5
38.5
37.5
39
37
37.5
37.5
38
37.5
34
36
34
35
38
38
38
37.5
38
39
37.5
38.5
37.5

37
37.5
39.5
Alk,
mg/1
37
33
39
42
36
33
39
42
36
37
39
42
40
41
36
37
39
41
37
36
42
42
37
42
42
42
36
37
42
42
37
37
43
42
37
Hardness
mg/1



































Alumi-
num,
mg/1



































Iron,
mg/1



































                                   23

-------
APPENDIX A-3 (CONTINUED)
Date
6-12















6-13















6-14



Unit
MM-1
MM- 2
BIF
ERD-1
Raw
MM-1
MM-2
BIF
ERD-1
Raw
BIF
MM-2
Raw
MM-2
BIF
ERD-1
MM-1
MM-2
BIF
ERD-1
MM-1
MM-1
MM-2
BIF
ERD-1
Raw
MM-1
Raw
MM-1
MM-2
BIF
2RD-1
MM-1
MM-2
BIF
MM-2
Run
34
56
25
1

35
56
25
1

25
56

57
26
1
35
57
26
1
36
36
57
28
1

36

37
58
28
2
37
58
28
59
Turb,
FTU
0.16
0.17
2.2
0.35
4.3
0.13
0.08
0.74
0.19
2.6
0.60
0.11
2.3
0.90
0.70
0.09
0.09
0.15
0.55
0.32
0.20
0.08
0.39
0.66
0.14
2.1
0.06
2.0
0.40
0.10
0.55
0.50
0.35
0.10
0.55
0.15
PH
6.60
6.50
7.10
6.95
7.20
6.80
6.90
7.35
7.10
7.35
7.55
7.15
7.45
7.40
7.30
7.10
6.90
6.66
6.89
6.98
6.59
6.90
6.99
7.35
7.35
7.35
6.78
7.50
6.95
6.99
7.40
7.05
6.84
6.30
6.82
6.73
Temp,
°F
37.5
39
38
37.5
38
38.5
41
38.5
39
37.5
42.5
42.5
38
41
41
42

39.5
38
39.5
39
39
40

40
37.5
42
38
42
41
41
41


40

Alk,
mg/1
37
35
42
41
43
37
35
38
40
40
41
35
42
38
37
39
36
36
41
41
35
35
36
40
42
41
34
42
37
36
40
41
40
36
41
36
Hardness
mg/1




































Alumi-
num,
mg/1




































Iron,
mg/1




































24

-------
APPENDIX A-3 (CONTINUED)
Date








6-15




6-17









6-18















Unit
MM-1
MM-2
BIF
ERD-1
Raw
MM-1
MM-2
BIF
MM-1
MM-2
BIF,
ERD-1
Raw
Raw
MM-1
MM-2
BIF
ERD-1
MM-1
MM-2
BIF
ERD-1
Raw
MM-1
MM-1
MM-2
BIF
SRD-1
Raw
3RD-1
Raw
MM-1
MM-2
BIF
SRD-1
MM-1
MM-2
BIF
ERD-1.
Run
37
59
29
3

38
59
29
38
60
30
3


39
61
31
4
39
61
31
4

39
40
62
32
4

4

40
62
32
5
40
63
32
5
Turb,
FTU
0.38
0.12
0.34
0.28
1.9
0.16
0.13
0.37
0.10
0.15
0.40
0.11
1.6
0.95
0.08
0.11
0.61
0.13
0.11
0.21
0.26
0.15
0.90
0.16
0.14
0.21
0.22
0.14
0.93
0.11
1.10
0.08
0.45
0.19
0.45
0.85
0.16
0.12
o.in
pH
7.00
6.60
6.92
6.80
7.19
6.60
6.75
7.05
6.51
6.63
6.59
6.90
7.05
7.92
7.35
7.49
7.80
7.70
7.23
7.32
7.60
7.62
7.90
7.30
7.49
7.79
8.00
7.90
8.26
8.39
7.85
7.40
7.55
8.00
7.92
7.40
7.62
7.91
7.QO
Temp,
"F
40
41
39.5
40.5
38
40
39
39
36
38
36
36
36
38
38.5
38.5
38.5
39
38.5
38.5
38.75
39
38
37.5
39.5
39
38.5
40
38
39.5
38
39
39
39
39

38.5
38.5
39
Alk,
mg/1
41
35
39
40
41
36
36
41
36
38
43
43
42
44
35
39
42
41
33
34
38
40
43
34
37
39
45
42
42
42
43
35
39
43
42
35
39
43
43
Hardness
mg/1







































Alumi-
num,
mg/1







































Iron,
mg/1







































                                   25

-------
APPEND]
Date
6-19















6-20















6-21




pJ^jLTlICONTINUED^
Unit
MM-2
BIF
ERD-1
Raw
MM-2
MM-1
MM-2
BIF
ERD-1
Raw
MM-2
BIF
MM-1
MM-2
BIF
ERD-1
MM-2
MM-1
MM-2
BIF
Raw
MM-2
MM-1
MM-2
BIF
ERD-2
BIF
MM-2
BIF
ERD-2
MM-1
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
Run
63
33
5

64
41
64
33
6

64
33
41
65
34
6
65
41
66
34

66
42
67
34
19
34
67
35
20
42
68
42
68
35
20

Turb,
FTU
0.14
0.25
0.10
0.89
0.20
0.09
0.22
0.18
0.13
0.93
0.11
0.15
0.08
0.07
0.30
0.08
0.11
0.09
0.13
0.22
0.83
0.14
0.16
0.12
0.25
0.30
0.15
0.12
0.15
0.09
0.10
0.08
0.08
0.10
0.22
0.16
1.30
PH
7.55
8.05
8.05
8.00
7.58
7.40
7.56
7.88
7.92
7.98
7.10
7.92
7.25
7.20
8.00
7.80
7.33
7.20
7.20
8.00
8.10
7.15
7.25
7.15
8.00
7.85
8.00
7.21
7.60
8.05
7.67
7.80
7.40
7.45
7.99
7.41
8.00
Temp,
°F
39
38.5
39
38
39
39
39
39
39
38


39
39
38.5
38.5
39
38
40
38
38
39
39
39
38
39
38
39
38
38.5
38
39
39
39
38.5
39.5
38
Alk,
mg/1
39
42
42
42
38
35
39
43
42
42
43
43
36
36
43
43
34
37
36
45
43
36
38
36
43
41
43
36
43
43
36
39
35
37
43
43
43
Hardness
mg/1





































Alumi-
num,
mg/1





































Iron,
mg/1





































26

-------
APPENDIX A-3 (CONTINUED)
Date













6-22




6-24











6-25




Unit
ERD-2
BIF
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
BIF
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
Run
20
35

42
69
36
21
42
69
36
21
43
70
43
70
36
21


44
71
37
22
44
71
37
22

38
71
44
7
38
23

Turb,
FTU
0.22
0.21
1.30
0.06
0.16
0.20
0.09
0.10
0.15
0.15
0.10
0.12
0.18
0.07
0.20
0.25
0.11
0.98
0.70
0.09
0.12
0.16
0.06
0.08
0.11
0.14
0.07
0.67
0.16
0.11
0.10
0.11
0.21
0.11
0.62
pH
8.05
7.48
7.95
7.35
7.60
7.80
7.95
7.40
7.55
8.15
8.11
7.65
7.50
7.40
7.50
7.85
7.15
7.75
7.90
7.35
7.50
7.90
7.85
7.48
7.60
8.00
7.95
8.05
7.95
6.85
7.50
7.65
7.95
7.70
8.00
Temp,
op
39.5
39.5
38.5




38

38.5
38.5
39
39
40
40
39
40
38.5
37
39
41
38.5
38.5
38.5
38.5
38.5
39
38
38.5
39
39.5
39.5
39.5
39.5
39
Alk,
mg/1
43
43
43
35
40
43
43
35
40
43
43
37
40
35
34
41
37
40
41
38
39
41
41
36
37
39
42
42
41
38
37
38
40
39
41
Hardness
mg/1



































Alumi-
num,
mg/1



































Iron,
mg/1



































                                  27

-------
APPENDIX A-3 (CONTINUED)
Date













6-26



















6-27



-
Unit
MM-1
MM- 2
BIF
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-2
BIF
MM-1
BIF
ERD-^2
Raw
BIF
ERD-2
MM-1
MM-2
Raw
MM-1
BIF
ERD-2
MM-2

MM-1
BIF
ERD-2
Raw
BIF
ERD-2
MM-1
MM-1
ERD-2
Run
44
73
38

45
73
39
20
45
73
39
24

74
40
45
41
25

41
25
45
75

46
42
26
Clear
Well
46
42
26

41
26
46
47
27
Turb,
FTU
0.20
0.26
0.14
0.66
0.28
0.16
0.16
0.07
0.11
0.32
0.09
0.10
0.67
1.5
0.18
0.35
0.14
0.08
0.67
0.10
0.05
0.70
0.08
3.00
0.07
0.30
0.07
0.25

0.10
0.13
0.10
0.67
0.11
0.09
0.33
0.14
0.12
PH
7.52
7.52
8.01
8.02
7.50
7.60
8.02
8.00
7.55
7.60
8.00
8.01
7.99
7.60
8.00
7.52
8.00
8.02
8.02
8.10
8.05
7.90
7.60
7.99
7.40
8.02
8.02
7.55

7.50
8.05
8.00
8.10
8.00
7.99
7.45
7.50
8.01
Temp,
°F

38.5

38
38.5
38.5
38.5
38.5
39
39
39
40
38.5
39
39
39
39
39
38



41
41
40
40
40


39
39
39.5
38.5
39
39.5
39
39
39.5
Alk,
mg/1
35
34
41
41
36
35
40
40
34
35
41
40
40
36
41
35
40
39
41
43
43
35
37
43
34
41
41
37

34
42
40
43
41
40
35
37
40
Hardness
mg/1






































Alumi-
num,
mg/1






































Iron,
mg/1






































28

-------
APPENDIX A-3 (CONTINUED)
Date






6-28























6-29



7-1



Unit
MM-1
ERD-2
Raw
MM-1
ERD-2
Raw
MM-1
Raw
MM-1
BIF
ERD-2
Raw
Cloquet
MM- 2
Cloquet
BIF
Raw
Raw
Cloquet
MM-1
MM-2
Cloquet
BIF
ERD-2
MM-1
MM-2
Cloquet
BIF
MM-1
ERD-2
MM-1
BIF
ERD-2
Raw
MM-1
BIF'
ERD-2
Raw
Run
47
27

47
28

47

48
46
28



76
46



48

76
47
28
48

76
47
49
29
49
48
29

50
49
30

Turb,
FTU
0.14
0.11
0.62
0.33
0.16
0.66
0.65
0.64
0.06
0.33
0.08

2.80

0.10
0.50
0.66

3.00
0.12

0.07
0.20
0.07
0.38

0.13
0.34
0.11
0.11
0.06
0.26
0.13
0.65
0.07
0.21
0.15
0.77
pH
7.40
8.00
8.01
7.45
8.02
8.05
7.47
8.00
7.38
7.97
7.99

7.93

7.40
8.09
8.11

7.95
7.35

7.42
8.05
8.02
7.36

7.45
8.05
7.40
8.00
7.48
8.00
8.10
8.05
7.55
8.07
8.02
8.01
Temp,
°F
39

40
39.5
40
39.5

38.5
39.5
39.5
40

42.5

43.5

40

40
41.5

43.5
40.5
41
41.5

43.5
41
41
40.5
40.5
40.5
41.5
40.5
39.5
39.5
39.5
39.5
Alk,
mg/1
36
40
42
35
41
42
34
42
34
39
40

40

35
41
41

40
32

34
40
42
34

36
41
35
42
35
41
40
42
36
42
41
42
Hardness
mg/1






































Alumi-
num,
mg/1






































Iron,
mg/1






































                                   29

-------
APPENI
Date




7-2












7-3









-





7-4




»IX A-3 (CONTINUED)
Unit
MM-1
BIF
ERD-2
Raw
MM-1
BIF
ERD-2
MM-1
BIF
ERD-2
Raw
BIF
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
BIF
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-1
MM-2
BIF
ERD-2
Run
50
49
30

50
49
30
51
49
30

49
51
77
50
30

51
52
77
50
31
52
78
51
32

51

53
78
52
32
53
54
78
52
32
Turb,
FTU
0.14
0.33
0.22
0.75
0.30
0.40
0.10
0.15
0.28
0.13
0.61
0.35
0.10
2.5
0.35
0.13
0.85
0.10
0.05
0.10
0.55
0.15
0.08
0.08
0.27
0.17
0.77
0.24
0.85
0.09
0.12
0.32
0.17
0.05
0.09
0.06
0.28
0.14
pH
7.60
8.00
8.04
7.99
7.23
7.60
7.90
7.29
8.02
7.94
8.01
7.85
7.50
7.45
7.90
7.90
7.99
7.48
7.50
7.47
7.91
7.90
7.35
7.50
8.15
7.80
8.00
8.12
8.01
7.40
7.48
8.05
7.85
7.20
6.90
7.33
7.52
7.62
Temp,
°F
40
40
39.5
38.5
40
40
39.5
43
42.5
43.5
42
39.5
40
40
40
39.5
39.5

40
40
40
40
40.5
41.5
41
41
40
44.5
41
43.5
43.5
41.5
44

40
41
40
41
Alk,
mg/1
35
41
41
42
32
43
43
30
43
44
43
43
32
34
42
42
43
32
32
34
42
42
31
34
42
42
41
41
41
32
34
41
40
32
29
35
41
41
Hardness
mg/1






































Alumi-
num,
mg/1






































Iron,
mg/1






































30

-------
APPENDIX Ar-3  (CONTINUED)
Date
7-4 b
b
b

b
b
b
b
b
b
7-5 b
b
b
b
7-8









7-9










Unit
MM-1
MM-2
BIF
EKD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
BIF
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
BIF
ERD-2
Raw
Run
54
79
52
33

55
79
52
33

55
79
52
33
56
80
53
34

53
56
80
54
34
56
80
57
81
54
34

57
54
34

Turb,
FTD
0.07
0.09
0.18
0.12
0.59
0.28
0.18
0.44
0.11
0.61
0.12
0.06
0.20
0.09
0.14
0.35
0.05
0.14
0.68
0.30
0.05
0.08
0.25
0.05
0.19
0.09
0.08
0.09
0.20
0.10
0.68
0.07
0.20
0.07
0.67
pH
6.49
6.70
7.15
7.72
7.05
6.51
6.65
7.13
7.00
7.10
6.50
6.67
7.20
7.10
7.30
7.55
7.60
7.93
7.98
7.65
7.15
7.33
7.85
7.86
7.12
7.55
7.15
7.53
8.01
8.08
7.98
6.92
7.30
7.43
7.55
Temp,
°F
41.5
41.5
41.5
41.5
41
40.5
41
40.5
41
41
41
41
40.5
40.5
40
40
40
40


39
39
39
39
40
40
40
40.5
40.5
40.5
39.5
39.5
40
40
39.5
Alk,
mg/1
31
35
41
40
40
32
35
40
38
40
32
34
40
40
32
37
43
43
43
43
32
39
43
43
31
37
30
38
41
44
43
37
44
44
44
Hardness
mg/1



































Alumi-
num,
mg/1



































Iron,
mg/1



































                                    31

-------
APPENDIX A-3 (CONTINUED)
Date







7-10















7-11















Unit
ERD-2
MM-1
MM-1
MM- 2
BIF
ERD-2
Raw
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
BIF
MM-2
MM-1
MM-2
BIF
MM-1
BIF
MM-2
ERD-2
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-2
MM-1
MM-1
MM-2
BIF
BIF
MM-2
Raw
MM-1
MM-2
BIF
ERTI-?
Run
34
57
58
82
54
35

82
58
83
55
35

55
84
59
84
56
59
56
84
35
85
60
85
57
35

85
60
61
86
57
57
87

61
87
58
36
Turb,
FTU
0.08
0.14
0.60
1.80
0.25
0.19
0.99
2.1
0.43
2.1
0.32
0.15
0.90
0.41
1.60
0.40
0.11
0.38
0.06
0.30
0.05
0.08
0.30
0.11
0.07
0.17
0.12
0.71
0.12
0.17
0.20
0.09
0.27
0.31
0.09
2.10
0.10
0.15
0.40
0.10
PH
7.48
6.75
7.23
7.67
8.10
8.13
8.11
7.10
7.05
7.50
8.00
7.90
7.99
7.99
7.43
7.99
7.50
7.95
7.15
8.05
7.50
8.12
7.70
7.50
7.53
7.95
7.86
7.90
7.53
7.31
7.38
7.52
7.90
7.95
7.62
8.12
7.40
7.70
7.92
7.91
Temp,
°F


55
55
55
55
55
50
49
48
48
50
47
51.5
48.5
48.5
48.5
48

47

46
46.5
44
45
44
46
43
44
44
44
44
44

46
47
45
46
46.5
46
Alk,
mg/1
44
30
30
40
44
44
44
38
29
38
42
43
43
42
37
41
34
44
29
44
37
44
43
32
39
45
45
45
39
31
34
39
45
45
39
45
34
39
45
45
Hardness
mg/1







41
46
44
47
45
44
45
47
42
42
42
47
43
45
45

44
44
44
44
44
44
44
44
44
44
45
44
44
44
44
44
44
Alumi-
num,
mg/1







































Iron,
mg/1























0



0.0

0
0.0




0.0
0


                                   32

-------
APPENDIX A-3 (CONTINUED)
Date
7-12
















7-13




7-15









7-16




Unit
MM-1
MM- 2
BIF
ERD-2
Raw
MM- 2
BIF
MM-1
MM- 2
BIF
ERD-2
MM-2
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
MM-1
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
Run
61
87
58
36

87
58
62
88
59
36
88
62
89
59
36
63
89
63
60
36


64
90
61
37
64
90
61
37


64
91
61
37
Turb,
FTU
0.09
0.10
0.26
0.12
1.0
0.14
0.33
0.09
0.12
0.36
0.15
0.08
0.07
0.08
0.25
0.10
0.12
0.10
0.12
0.36
0.12
0.73
0.80
0.27
0.20
0.62
0.20
0.07
0.07
0.35
0.08
0.63
0.70
0.07
0.06
0.28
0.09
pH
7.38
7.58
7.82
7.80
7.92
7.60
7.81
7.39
7.72
7.80
7.80
7.61
7.40
7.62
7.85
7.91
7.39
7.65
7.55
7.94
7.90
7.80
7.95
7.63
7.70
8.00
7.90
7.48
7.80
8.02
7.90
8.00
7.95
7.65
7.70
7.85
7.90
Temp,
°F
45
45
44.5
46
44
44
43.5
45
44
44
44.5


47
45
46
47
45
44
43.5
45
43
41
42
42
42
42
43.5
43
42.5
44
42
42
43.5
43
43
43.5
Alk,
mg/1
33
40
45
45
44
39
44
32
39
44
44
40
34
39
44
44
33
38
32
43
42
43
42
38
37
43
42
36
38
42
41
43
42
38
38
41
42
Hardness
mg/1
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
43
44
45
44
44
44
44
45
44
44
43
43
44
44
44
44
Alumi-
num,
mg/1





































Iron,
mg/1
0.0



0.0


o.o:




o.o:



0.0.

o.o:


o.o;
o.o:
0.0^



0.0^



o.o:
o.o:
o.o;



                                    33

-------
APPENDIX A-3(CONTINUED)
Date
7-16








7-17











7-18
















Unit
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
ERD-2
Raw
MM-1
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
MM-2
BIF
MM-1
MM-2
ERD-2
Raw
Run
65
92
62
38

65
92
63
38

65
38

65
64
38
66
93
64
38

93
66
94
65
39


66
94
66
39
94
66
67
95
39

Turb,
FTU
0.25
0.15
0.72
0.13
0.70
0.10
0.06
0.12
0.06
0.81
0.08
0.09
0.65
0.20
0.16
0.11
0.05
0.06
0.12
0.10
0.67
0.07
0.09
0.10
0.09
0.10
0.70
0.73
0.12
0.09
0.14
0.11
0.10
0.30
0.08
0.56
0.12
0.79
PH
7.45
7.67
7.95
7.90
8.00
7.50
7.60
7.99
7.89
8.00
7.60
7.90
7.70
7.60
8.00
7.82
7.70
7.82
8.15
7.98
7.95
7.80
7.74
7.85
7.99
7.95
8.00
8.00
7.75
7.80
8.10
7.91
7.85
8.02
7.75
7.90
7.98
8.00
Temp,
°F
41
41
41
41
41
43
43
43
43
42
43
43
43
43
43
43
43.5
44
44
44
42
44
43.5
43.5
44
43.5
42
42
44
44
44
44
43
43
42
42
42
41
Alk,
mg/1
35
38
43
42
43
34
35
43
42
44
35
42
43
38
45
43
39
38
43
44
43
38
39
39
42
43
42
43
39
39
42
39
39
41
38
39
43
42
Hardness
mg/1
44
44
44
44
43
44
45
44
44
43
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
Alumi-
num,
mg/1






































Iron,
i^g/l
O.Of



o.o:
o.o:



0.02
0.02

0.2C
0.0!


o.oe



0.02

0.0!



0.02
0.02
0.04





0.02


0.02
                                   34

-------
APPENDIX A-3 (CONTINUED)
Date
7-19















7-20




7-22









7-23




Unit
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
BIF
MM-1
MM-2
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
BIF
ERD-2
MM-2
Run
39

67
95
69
40
67
96
70
40

68
97
70
40

70
68
97
40

69
98
71
41

69
98
71
41


69
71
41
98
Turb,
FTU
0.11
0.86
0.09
0.70
0.34
0.08
0.11
0.16
0.25
0.08
0.88
0.10
0.30
0.26
0.10
0.64
0.32
0.12
0.22
0.16
0.73
0.06
0.07
0.14
0.06
0.53
0.08
0.08
0.15
0.11
0.63
0.60
0.13
0.17
0.21
0.22
PH
8.00
7.99
7.70
7.85
8.10
7.95
7.65
7.62
7.90
7.92
7.92
7.7
7.8
8.05
8.0
7.92
8.01
7.8
7.75
7.82
8.00
7.75
7.80
8.00
7.90
8.01
7.80
7.85
8.02
7.95
8.05
8.00
7.80
8.02
7.95
7.80
Temp,
°F
42
41
42
42
42
A2
42
42
42
42
41
50
50
50
50
49
48
47
48
47.5
47
51.5
52
51.5
52
50.5
50
51
50
50.5
49
49
51
51
51
51
Alk,
mg/1
41
42
38
39
42
41
39
41
44
44
44
39
41
45
44
45
45
39
42
43
42
39
39
44
43
43
38
39
44
41

43
39
43
41
38
Hardness
mg/1
44
44
44
45
44
44
44
44
44
44
43
44
44
45
44
43
45
44
44
44
43
44
44
44
44
43
44
44
44
44
44
44
44
44
44
44
Alumi-
num,
mg/1




































Iron,
mg/1

0.0,
0.0



o.o:



0.0(
O.Oi



O.Oi

o.o:


o.o:
o.o:



o.o:
o.o:



o.o:
o.o:
0.0(


o.o:
                                   35

-------
APPENDIX A-3(CONTINUED)
Date
7-23









7-24

















7-25









Unit
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
MM-2
BIF
ERD-2
Raw
MM-1
Raw
MM-1
MM-2
BIF
ERD-2
BIF
ERD-2
MM-2
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
Run
70
99
72
41


70
99
72
42
100
72
42

71

71
100
73
42
72
42
100
71
101
73
43


72
101
73
43
72
101
73
43

Turb,
FTU
0.07
0.11
0.18
0.11
0.58
0.60
0.06
0.10
0.21
0.06
0.11
0.13
0.09
0.68
0.23
0.78
0.07
0.09
0.18
0.11
0.14
0.18
0.08
0.08
0.13
0.17
0.12
0.89
0.84
0.15
0.20
0.21
0.15
0.07
0.09
0.23
0.09
0.66
pH
7.65
7.70
7.95
7.99
8.00
8.01
7.70
7.73
8.00
7.95
7.65
7.98
7.98
7.96
7.58
8.00
7.53
7.52
7.90
7.90
7.92
7.95
7.65
7.58
7.60
7.89
7.90
7.99
7.70
7.40
7.32
7.72
7.70
7.60
7.70
8.00
8.00
8.00
Temp,
°F
46
46
46
46
45
47.5
48.5
48.5
49
48.5
49.5
50
50
49
50
53
53
53
53
52.5
54
54
54
54
54
54
54

52.5
53
53.5
53.5
54
53
54
54
54
53
Alk,
mg/1
38
39
42
42
43
44
39
38
44
42
38
44
43
43
38
44
38
39
44
44
44
44
38
38
38
43
43
43
44.0
47.0
46.0
46.0
47.0
48.0
48.0
48.0
45.0
46.0
Hardness
mg/1
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
44
45
44
44
44
44
44
44
43
44
43
44
47
46
46
47
48
48
48
45
46
Alumi-
num,
mg/1










0.017


0.033
0.025























Iron,
mg/1
0.03
0.03


0.02
0.02
0.03
0.03




















0.06
0.03
0.02



0.02



                                   36

-------
APPENDIX A-3 (CONTINUED)
Date
7-25

7-26
















7-27



7-29










Unit
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
MM-2
BIF
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
Raw
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
BIF
Run
73
43

73
103
74
44
102
74
73
103
75
44

73
103
75
44

73
103
75


74
104
76
45
74
104
76
45

77
Turb,
FTU
0.19
0.14
0.66
0.12
0.17
0.19
0.12
0.36
0.21
0.08
0.06
0.11
0.16
0.58
0.05
0.09
0.11
0.13
0.54
0.13
0.44
0.15
0.55
0.64
0.09
0.08
0.10
0.09
0.13
0.24
0.11
0.11
0.75
0.14
PH
8.10
8.10
8.10
7.50
7.70
8.00
7.90
7.32
7.75
7.28
7.32
7.78
7.60
7.75
7.42
7.46
7.90
7.85
7.95
7.40
7.30
7.75
7.70
7.80
7.25
7.40
7.80
8.00
7.10
7.20
7.40
7.60
7.30
7.60
Temp,
°F
51
54
52

53
53
53
51
50
45
44
44
45
43
43
43
43
43.5
42
44
44
44
40
39.5

40
40.5
41
41
42
42
42
40.5

Alk,
mg/1
46.0
48.0
45.0
49.0
46.0
47.0
44.0
43
45
41
42
45
45
42
39
38
42
43
43
38
40
44
43
41
42
42
38
42
46
43
42
40
39
43
Hardness
mg/1
46
48
45
47
46
47
48
45
44
44
45
45
46
45
45
45
45
45
46
47
46
47
47
48
46
49
46
47
63
64
47
59
54
65
Alumi-
num,
mg/1







0.035
0.079
0.026
0.036
0.030
0.054
0.007
0.013
0.028
0.045
0.039
0.005
0.019
0.047
0.065
0.031




0.005
0.007
0.007
0.007

0.011
0.017
Iron,
mg/1


































37

-------
APPENDIX A-3  (CONTINUED)
Date
7-30















7-31

















8-1



Dnit
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
Raw
Cloquet
MM-1
MM-2
Cloquet
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Run
74
104
77
45


74
105
77
45

74
105
77
45

75
105
77
45



75

106
75
46


75
107
78
46
75
107
78
46
Turb,
FTO
0.12
0.40
0.13
0.10
0.76
0.72

0.09
0.11
0.14
0.76
0.11
0.06
0.09
0.17
0.79
0.07
0.16
0.08
0.09
0.83

3.6
0.08

0.05
0.10
0.10
0.78
0.82
0.12
0.12
0.10
0.11
0.35
0.06
0.08
0.12
pH
7.20
7.20
7.80
7.60
8.00
7.90
7.40
7.52
8.02
8.05
7.79
7.07
7.18
7.60
7.60
7.59
7.30
7.50
7.75
7.80
7.80

7.70
7.35

7.30
7.70
7.80
7.70
7.80
7.40
7.40
7.50
7.60
7.30
7.20
7.85
7.90
Temp,
°F
41
41
40
41
39.5
41.5
40.!
40
40
40
40.5
40.5
41
40
40.5
40
45
42
41
44
40

45


45
39.5
40
40
41
41.5
42
41.5
41.5
42.5
42
41.5
42
Alk,
mg/1
39
37
37
43
44
40
40
39
46
43
43
38
39
44
42
43
35
38
42
35
44

46
35

43
42
45
44
39
44
41
35
36
42
36
38
54
Hardness
mg/1
53
49
53
65
50
65
42
42
43
43
40
42
43
42
44
44
52
84
69
76
59

63
63

75
70
68
75
55
79
69
51
53
38
42
45
35
ilumi-
num,
mg/1




0.005

0.019
0.019
0.025
0.017
0.015
0.013
0.019
0.026
0.014
0.017
0.013
0.031

0.011



0.021

0.013


0.011
0.001
0.011
0.021
0.038
0.021
0.021
0.021
0.009
0.026
Iron,
mg/1


































-



                                  38

-------
APPENDIXA-3  (CONTINUED)
Date
8-1










8-2















8-3


8-5




Unit
Raw
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
BIF
Raw
MM-1
MM-2
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
Run

76
107
79
46


76
107
79
47
76
108
79
47

76
79

77
108
47
77
108
80
47

77
108

78
109
81
48

Turb,
FTU
0.88
0.08
0.07
0.19
0.13
0.94
1.04
0.14
0.14
0.17
0.16
0.07
0.08
0.16
0.11
1.1
0.12
0.12
0.90
0.13
0.07
0.16
0.06
0.09
0.37
0.13
1.12
0.06
0.12
0.87
0.09
0.08
0.25
0.12
0.81
pH
7.80
7.60
7.45
7.95
7.80
7.80
7.80
7.50
7.50
7.90
7.80
7.35
7.50
7.80
7.80

7.50
7.90
8.00
7.50
7.65
7.90
7.50
7.50
7.90
7.80
7.99
7.55
7.39
8.00
7.60
7.55
7.80
7.84
8.03
Temp,
°F
40.5
41.5
42
41
42
42
42

42
42
42
42.5
42.5
42.5
42.5
41.5
40
48
49
48
48
48.5
48.5
49

50
48

49
48
45
45.5
45.5
45
44
Alk,
mg/1
45
36
36
43
44
46
44
35
36
43
43
36
40
44
42

38
42
45
39
37
42
35
37
42
44
45
38
36
45
39
37
43
44
45
Hardness
mg/1
44
44
45
44
45
46
48
44
45
45
45
44
45
42
46

44
45
43
44
46
44
46
45
44
44
45
46
44
44
45
47
45
45
46
fULumi-
num,
mg/1
0.011
0.011
0.025




0.026
0.038


0.021
0.045



0.073

0.015
0.023
0.023

0.019
3.019


3.021
0.006
).017
3.017
3.011
3.015


3.030
Iron,
mg/1



































                                   39

-------
APPENDIX A-3 (CONTINUED)
Date
8-5




8-6












8-7


















Unit
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
Run
78
109
82
48

78
109
82
48

48
78
109
82
49

78
109

79
110
82
49
79
110
82
49


79
110
83
49

79
110
83
Turb,
FTU
0.12
0.07
0.15
0.36
0.56
0.08
0.06
0.19
0.09
0.58
0.08
0.11
0.11
0.20
0.11
0.65
0.16
0.34
0.55
0.08
0.10
0.18
0.20
0.07
0.06
0.15
0.10
0.55
0.58
0.09
0.12
0.21
0.09
0.93
0.09
0.35
0.28
PH
7.40
7.50
7.80
8.10
7.50
7.4
7.4
8.0
8.0
8.0
7.95
7.40
7.50
7.90
8.00
8.03
7.40
7.50
8.00
7.55
7.70
8.00
8.00
7.48
7.40
7.85
7.61
8.00
7.85
7.45
7.50
7.98
7.90
7.65
7.25
7.30
7.70
Temp,
°F
44.5
44.5
44.5
44.5
43
43
43.5
42.5
43
41.5

42
42.5
42
42
42
44
42.5
42
42
42
42.5
42.5
43.5
44.5
44
43.5
43
44
45
45
45.5
45
42
41.5
41
40.5
Alk,
mg/1
34
35
48
42
46
38
4]
44
44
44
44
37
38
44
43
45
37
37
42
35
37
43
44
33
36
42
40
42
44
37
37
44
43
43
37
38
42
Hardness
mg/1
45
39
43
44
46
47
42
47
46
42
46
42
45
44
44
44
45
44
46
43
44
40
44
45
44
41
45
41
44
45
46
44
45
43
46
47
44
Alumi-
num,
mg/1
0.033
0.009


0.013
0.017
0.017
0.021
0.40
0.025






0.011
0.013
0.011
0.023
0.013


0.021
0.030


0.023

0.028
0.019






Iron,
mg/1

































>



40

-------
APPENDIX A-3  (CONTINUED)
Date
8-7
8-8















8-9















8-10



Unit
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
Raw
BIF
MM-1
MM-2
BIF
ERD-2
MM-1
BIF
Raw
-
Run
49
79
111
84
49

49
80
111
84
50

80
111
86
50

80
112
86
50

81
112
86
50


86
81
112
87
50
81
87


Turb,
FTU
0.07
0.30
0.08
0.15
0.12
0.53
0.10
0.08
0.08
0.18
0.16
0.59
0.17
0.12
0.38
0.26
1.40
0.27
0.35
0.32
0.25
1.50
0.16
0.19
0.29
0.19
1.15
1.3
0.35
0.10
0.14
0.20
0.21
0.12
0.23
1.00

PH
7.70
7.53
7.95
8.00
8.05
7.82
7.70
7.45
7.50
7.85
7.90
7.85
7.40
7.42
7.65
7.92
7.80
7.45
7.60
7.95
8.00
8.00
7.60
7.65
7.86
7.90
7.95
8.10
8.05
7.55
7.60
8.00
7.80
7.38
7.90


Temp,
°F
42
42.5
43
43
43.5
42
43
42
41.5
41
41.5
41
54
54
54
55
53
57
57
57
57
55
58
58
58
58
57.5
57
57
57
58
57.5
57.5
58
58
57

Alk,
mg/1
43
37
37
41
42
41
42
37
34
40
42
41
38
34
42
42
41
37
38
42
43
41
38
41
41
42
37
42
43
36
39
42
43
37
43


Hardness
mg/1
44
45
45
44
44
43
44
43
41
39
43
44
44
45
44
42
42
45
45
43
45
45
43
43
45
44
41
46
46
43
44
49
50
44
45
45

Alumi-
num,
mg/1

0.021
0.011


0.023

0.038
0.026








0.001
0.013


0.011
0.009
0.007


0.005
0.015

0.017
0.015


0.162



Iron,
mg/1





































                                  41

-------
APPENDIX A- 3 (CONTINUED)
Date
8-12









8-13














8-14











Unit
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
Run
82
113
88
51

82
113
88
51


82
113
88
51

82
114
88
54

83
114
88
54

83
114
88
54

83
114
88
55
83
115
Turb,
FTU
0.09
0.08
0.16
0.11
0.62
0.05
0.05
0.21
0.08
0.58
0.66
0.07
0.09
0.21
0.09
0.59
0.16
0.11
0.15
0.16
0.68
0.06
0.06
0.14
0.15
0.59
0.07
0.05
0.15
0.16
0.76
0.06
0.04
0.10
0.09
0.32
0.05
pH
7.40
7.5
8.00
8.08
8.02
7.42
7.50
8.02
8.10
8.05
7.50
7.40
7.30
7.60
7.60
7.99
7.31
7.42
7.98
7.99
8.00
7.60
7.65
7.95
8.05
7.90
7.45
7.40
7.80
7.90
8.10
7.45
7.40
7 80
8.00
7.40
7.35
Temp,
°F
52
52
52

51
51
51.5
50
51.5
52
50
51
51
51.5
51
49
50
50
50

53
51
52.5
51.5
52
54

55
55.5
55
56
56
58
57
58
56
58
Alk,
mg/1
36
37
44
44
44
35
36
44
41
39
45
34
40
40
43
43
37
38
43
44
43
36
35
42
43
4]
38
36
43
40
43
33
30
42
41
35
35
lardness
mg/1
45
45
45
45
45
45
43
45
43
43
46
46
47
47
47
46
43
46
44
45
47
45
44
44
45
44
45
45
53
48
46
47
43
40
50
50
47
lumi-
num,
mg/1
0.061
0.112


0.420
0.050
0.012


0.421
0.026
0.017
0.017


0.022
0.045
0.022


0.053
0.045
0.095


0.011
0.021
0.025


0.023
0.021
0.017


0.031
0.017
Iron,
mg/1





































42

-------
APPENDIX A.-3 (CONTINUED)
Date
8-14


8-15














8-16















8-17


Unit
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
MM-1
MM-2
BIF
ERD-2
Raw
Raw
MM-1
MM-2
Run
89
55


84
114
89
55

84
114
89
56
84
114
89
56


84
115
89
56

85
115
90
57

85
115
91
57


80
115
Turb,
FTU
0.08
0.08
0.62
0.74
0.06
0.06
0.17
0.13
0.54
0.06
0.04
0.13
0.04
0.05
0.04
0.19
0.12
0.51
0.66
0.16
0.09
0.20
0.15
0.62
0.06
0.07
0.17
0.07
0.66
0.06
0.05
0.10
0.14
1.10
0.60
0.08
0.67
pH
7.90
7.70
7.90
7.75
7.50
7.50
8.00
7.90
8.00
7.40
7.40
8.00
8.00
7.10
7.30
7.90
7.50
7.40
7.95
7.40
7.40
7.80
8.00
8.00
7.60
7.40
7.70
7.80
8.00
7.35
7.30
7.80
7.70
7.90
7.60
7.20
7.20
Temp,
°F
56
56.5
57
56
57
57.5
57.5
58
57
58
58
58
58
55
57
56
56
56.5
56
57.5
58
58
56.5
56.5
56
56
55.5
56
56.5





54.5
56
56
Alk,
mg/1
41
42
38
35
35
34
42
45
43
34
35
44
47
32$
32
40
37
38
37
36
36
41
36
43
46
38
41
36
38
40
36
50
43
44
42
35
38
Hardness
mg/1
43
48
47
50
52
50
49
52
45
46
48
38
46
46
51
50
47
57
48
53
48
52
50
48
36
47
40
47
43
52
48
51
51
45
46
48
48
Mumi-
num,
mg/1


.015
.042
.023
.013


.030
D.039
.013


).015
3.011


J.007
).013
).017
).021


).015
).017
).ll


).ll
).028
1.035


1.032
1.017
1.030
1.007
Iron,
mg/1





































43

-------
APPENDIX A-3 (CONTINUED")
Date
8-17

8-19











8-20












8-21








Unit
BIF
ERD-2
Raw
MM- 2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
MM-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
MM-2
Raw
MM-1
BIF
EBD-2
Run
91
57

116
92
58

116
92
58

117
92
58

117
93
59

117
93
59
118

118
93
59

118
94
60
118

86
94
60
Turb,
FTU
0.23
0.13
0.51
0.05
0.19
0.08
0.52
0.06
0.06
0.12
0.69
0.29
0.15
0.12
0.74
0.05
0.26
0.06
0.65
0.23
0.16
0.10
0.07
0.83
0.15
0.23
0.14
0.83
0.11
0.16
0.12
0.20
0.55
0.08
0.16
0.10
PH
7.50
7.40
7.90
7.45
7.90
7.90
8.00
7.40
7.90
7.90
7.90
7.60
7.90
8.00
8.00
7.50
8.00
8.00
8.00
7.45
7.90
7.90
7.30
7.95
7.90
7.30
7.80
7.90
7.35
7.85
7.90
7.20
7.90
7.40
7.80
7.90
Temp,
°F
56.5
56
50
51.5
51
51
51
50.5
49.5
50.5
52
53
53
52.5
55.5
57.5
58
57.5
55.5
55
54.5
55
54
56
58
58.5
58
54
55
55
55
53.5
57.5
57.5
56.5
57.5
Alk,
mg/1
45
43
42
39
41
41
43
35
48
46
42
39
45
42
42
35
42
39
37
35
47
45
40
48
42
35
43
35]
38
41
40
31
40
34
41
45
Hardness
mg/1
47
50
49
45
44
50
45
48
50
48
43
50
53
47
46
45
49
49
45
48
46
46
48
48
48
45
49
44
42
45
40
42
44
48
45
45
Alumi-
num,
mg/1


0.009
0.011


0.021
0.021


0.021
0.023


0.015
0.021


3.021
3.017


3.011
3.051
3.021


).035
).019


).013
).011
).043


Iron,
mg/1




































44

-------
APPENDIX Ar3 (CONTINUED)
Date
8-21



8-22













8-23












8-26




Unit
Raw
MM-1
BIF
ERD-2
MM-1
BIF
ERD-2
Raw
BIF
MM-1
MM- 2
BIF
ERD-2
Raw
Raw
MM- 2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
BIF
MM-2
ERD-2
Raw
BIF
Raw
MM-2
BIF
ERD-2
Raw
ERD-2
Raw
BIF
ERD-2
Run

86
94
60
86
95
62

95
86
119
96
62


119
97
62

119
97
63
97
119
63

99

120
100
63

64

101
64
Turb,
FTU
0.68
0.09
0.15
0.14
0.05
0.35
0.08
0.65
0.53
0.06
0.08
0.37
0.09
0.60
0.71
0.09
0.24
0.10
0.49
0.07
0.24
0.13
0.25
0.06
0.06
0.55
0.25
0.51
0.11
0.67
0.15
0.46
0.06
0.43
0.09
0.07
PH
7.90
7.35
7.85
7.90
7.30
7.60
7.70
7.70
7.80
7.10
7.10
7.30
7.30
7.70
7.70
7.10
7.50
7.40
7.40
7.40
6.90
7.40
7.60
7.10
7.40
7.50
7.60
7.40
7.20
7.30
7.50
7.90
7.80
7.70
7.70
7.80
Temp,
°F
56.5
58
58
58
55
55
55
54
52

52
52
54
53
48.5
49
49
50
49
49.5
49.5
49.5
52
50.5
52
51.5

52
52.5
53
52
51
52
50
52
51
Alk,
mg/1
43
35
45
48
35
35
43
45
39
34
35
45
50
47
42
40
46
43
40
34
43
43
42
37
46
49
45
48
49
49
43
42
42
47
42
42
Hardness
mg/1
48
41
46
44
50
51
50
45
45
47
45
43
46
44
46
48
48
47
47
48
47
40
48
48
45
49
51
46
50
47
48
48
50
47
53
35
Alumi-
num,
mg/1
0.011
0.007


0.013


0.003

0.049
0.047


0.055
0.038
0.033


0.57
0.023



0.025

0.039

0.017
0.019


0.009

0.011
0.035

Iron,
mg/1




































                                 45

-------
APPENDIX  A-^l  (CONTINUED)
Date
8-27










8-28











8-29











Unit
Raw
BIF
ERD-2
ERD-2
Raw
MM-2
BIF
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Run

101
64
65

121
102

121
102
66

121
102
66

122
103
66

122
103
67

122
103
67

123
104
67

123
104
68
Turb . ,
FTU
0.46
0.13
0.10
0.06
0.49
0.07
0.09
0.48
0.06
0.10
0.08
0.48
0.10
0.09
0.07
0.42
0.07
0.18
0.06
0.43
0.05
0.11
0.06
0.47
0.07
0.11
0.04
0.40
0.04
0.11
0.05
0.55
0.06
0.10
0.07
PH
7.40
7.50
7.50
7.50
7.80
7.40
7.70
7.90
7.50
7.85
7.70
7.80
7.40
7.75
7.70
7.80
7.20
7.70
7.60
7.70
7.40
7.70
7.80
7.80
7.50
7.80
7.80
7.70
7.30
7.50
7.40
7.70
7.20
7.60
7.50
Temp.,
°F
46.5
45
46
46
41

41
42
43
43
43
42.5
42
42
42
43
43
43
43
42
42
41
42
43
42
41
42.5
40
40
40
42
40
41
41
41
Alk.,
mg/1
40
45
40
41
43
42
47
43
37
46
41
50
42
47
43
45
41
44
50
46
43
45
45
45
42
42
44
45
38
45
46
42
40
40
42
Hardness ,
mg/1
46
49
53
57
45
47
53
44
45
52
49
45
50
52
50
46
53
46
57
50
50
50
53
45
53
49
50
54
58
46
57
51
50
52
51
Aluminum ,
mg/1
0.042



0.057
0.019

0.007
0.015


0.011
0.023


0.062
0.047


0.039
0.015


0.038
0.038


0.021
0.011


0.011
0.013


Iron,
mg/1



































                                      46

-------
APPENDIX A-3 rOONTINIIKTrt
Date
8-30












8-31



9-3







9-4










Unit
BIF
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
MM-2
BIF
ERD-2
Raw
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
BIF
Raw
MM-2
Run
104

123
104
68

124
105
68
124
106
68


124
106
68

125
107
69

125
107
69

126
108
69

126
108
70
108

126
Turb . ,
FTU
0.06
0.41
0.06
0.06
0.04
0.41
0.04
0.21
0.05
0.05
0.16
0.05
0.54
0.93
0.28
0.23
0.06
0.71
0.06
0.17
0.07
0.59
0.07
0.15
0.06
0.63
0.04
0.16
0.04
0.66
0.05
0.18
0.05
0.27
0.68
0.65
pH
7.50
7.50
7.20
7.50
7.50
7.80
7.30
7.80
7.75
7.30
7.60
7.70
7.70
7.70
7.20
7.50
7.50
7.75
7.40
7.70
7.75
7.80
7.50
7.90
7.80
7.90
7.30
7.80
7.70
7.80
7.40
7.80
7.70
7.80
7.80
7.40
Temp.,
°F
41.5
41.5
41
40.5
42
40
40
40
41
40
40
40
39
40
39
39
40
39
40
40
40
41
40
41
41.5
40
40
40
41
40
41
41
41
40
41.5
41
Alk.,
mg/1
46
41
40
46
45
40
35
43
47
39
42
44
45
39
37
38
36
44
40
41
40
44
38
38
41
44
38
42
44
43
39
42
41
39
40
35
Hardness ,
mg/1
52
58
52
52
55
46
53
55
55
55
50
52
50
50
60
53
52
46
58
50
50
46
50
55
48
51
53
51
50
46
48
47
47
52
46
50
Aluminum ,
mg/1


0.011

0.013
0.015
0.021


0.026


0.039
0.023
0.026


0.025
0.013


0.011
0.011


0.011
0.011


0.028
0.015



0.011
0.025
Iron,
mg/1




































47

-------
APPENDIX  A-.l  (CONTINUED')
Date
9-4

9-5










9-6











9-7


9-9






Unit
BIF
ERD-2
Raw
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIB
Run
109
70

109
70

127
110
71

127
110
71

128
110
71

128
111
72

128
111
72

112
72

129
113
73

129
113
Turb . ,
FTU
0.25
0.05
0.64
0.45
0.05
0.69
0.06
0.16
0.05
0.65
0.07
0.17
0.05
0.62
0.06
0.11
0.05
0.53
0.04
0.11
0.06
0.44
0.10
0.06
0.05
0.39
0.05
0.04
0.46
0.10
0.07
0.06
0.50
0.06
0.07
PH
7.80
7.80
7.90
7.85
7.80
7.85
7.40
7.80
7.75
7.80
7.40
7.80
7.80
7.75
7.40
7.20
7.80
7.75
7.70
7.60
7.70
7.90
7.40
7.60
7.60
7.70
7.40
7.50
7.40
7.20
7.40
7.40
7.70
7.10
7.40
Temp . ,
oF
40
41.5
40
40
41
41
42
42
42
42.5
41
41
42
40
40.5
40
42
42
43
43
43
48
46
46
46
46
46
47
49
46.5
46.5
47.5
48
48
48
Alk.,
mg/1
45
42
43
39
40
43
35
41
42
41
38
40
43
44
40
43
40
43
38
42
40
43
33
44
44
35
35
40
38
35
35
40
43
36
45
Hardness ,
mg/1
51
56
45
52
53
44
45
46
52
45
58
48
49
46
55
52
55
46
56
55
55
44
46
41
50
44
50
54
44
51
49
49
45
46
45
Aluminum,
mg/1


0.026


0.025
0.011



0.007


0.009
0.015


0.009
0.005


0.007
0.013


0.007



0.011


0.011
0.028

Iron,
mg/1



































                                      48

-------
APPENDIX Ar-3 (CONTINUED)
Date
9-9
9-10













9-11













9-12



Unit
ERD-2
Raw
MM-2
BIF
ERD-2
BIF
MM-2
BIF
ERD-2
Raw
MM-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
BIF
MM-2
BIF
ERD-2
Raw
MM-2
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Run
73

130
113
73
113
130
114
74

131

131
114
74

132
114
75
114
132
115
75

133

134
115
75

134
115
76
Turb. ,
FTU
0.50
0.50
0.06
0.08
0.07
0.10
0.08
0.07
0.05
0.50
0.06
0.76
0.07
0.07
0.06
0.74
0.06
0.07
0.07
0.10
0.20
0.15
0.05
0.45
0.07
0.55
0.04
0.07
0.05
0.40
0.04
0.06
0.05
PH
7.40
7.70
7.30
7.60
7.50
7.30
7.00
7.80
7.90
7.90
7.40
7.80
7.40
7.70
7.80
7.70
7.80
7.80
6.90
6.70
7.00
7.60
7.60
7.80
7.10
7.80
7.20
7.40
7.60
7.70
7.20
7.60
7.60
Temp . ,
°F
49
48

48.5
49
48
48
47
48
49
47
47
47
47
47.5
48
49
49
49
47
47
45
46
47
45
44
44
44
45
45
46
46
46
Alk.,
mg/1
43
45
38
40
46
40
35
42
43
43
36
43
35
40
43
43
35
40
41
30
25
40
37
43
32
43
33
43
40
42
39
40
45
Hardness ,
mg/1
44
45
50
42
48
48
43
45
47
44
45
45
48
52
45
44
46
44
45
46
43
45
42
44
41
44
47
41
50
46
55
48
55
Aluminum,
mg/1

0.015
0.011



0.023


0.011
0.011
0.011
0.017


0.015
0.011





0.015
0.013

0.011
0.011


0.007
0.015


Iron.
mg/1

































49

-------
APPENDIX A-3 (CONTINUED)
Date
9-12







9-13











9-14

9-16







9-17



Unit
MM-2
BIF
ERD-2
Raw
Raw
MM-2
BIF
ERD-2
MM-2
BIF
Raw
MM-2
BIF
Raw
MM-2
BIF
ERD-2
Raw
BIF
ERD-2
Raw
BIF
Raw
MM-2
BIF
ERD-2
MM-2
BIF
ERD-2
Raw
Raw
MM-2
BIF
ERD-2
Run
134
116
76


135
116
76
136
116

136
116

130
117
78

117
78

117

138
118
79
138
118
79


138
118
79
Turb . ,
FTU
9.0
0.07
0.06
0.35
0.41
0.04
0.05
0.04
0.04
0.05
0.47
0.55
0.05
0.40
0.05
0.08
0.08
0.49
0.05
0.03
0.45
0.04
0.37
0.04
0.08
0.04
0.04
0.08
0.05
0.38
0.46
0.05
0.07
0.06
pH
7.30
7.90
7.80
7.90
8.00
7.50
7.90
7.90
6.90
7.30
7.30
7.20
7.40
7.90
7.50
7.90
8.00
8.00
7.40
8.00
7.90
7.40
7.70
7.40
7.20
7.50
7.30
7.10
7.40
7.70
7.70
7.30
7.70
7.70
Temp . ,
°F
44
44
44
45
44
44
44
44.5
46
46
45
46
44
45
44
44
44
42
42
43
45
46
40
40
40
40
43
43
43
42
41
40
39.5
40
Alk.,
mg/1
35
45
40
44
43
35
40
42
35
40
38
27
45
38
34
40
45
43
42
43
45
40
43
37
38
37
38
33
35
43
44
32
42
55
Hardness ,
mg/1
46
48
48
44
49
52
56
45
45
56
44
55
56
44
45
50
45
44
41
50
44
45
45
43
46
45
47
50
43
44
45
48
50
50
Aluminum ,
mg/1
0.075


0.013
0.011
0.005


0.067

0.011
0.049

0.011
0.011


0.005


0.012

0.009
0.028


0.015


0.011
0.011
0.021


Iron>
mg/1


































                                     50

-------
APPENDIX  A-3 (CONTINUED)
Date
9-17







9-18









9-19










9-20


Unit
Raw
MM-2
BIF
ERD-2
MM-2
BIF
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
ERD-2
Raw
MM-1
MM-1
ERD-2
Raw
MM-1
ERD-2
Raw
MM-2
BIF
ERD-2
Raw
Raw
MM-2
BIF
ERD-2
Raw
MM-2
BIF
Run

139
119
80
139
119
80

139
119
80

81

87
87
81

87
81

140
120
82


140
120
83

140
120
Turb . ,
FTU
0.42
0.06
0.06
0.05
0.08
0.10
0.08
0.53
0.06
0.07
0.05
0.48
0.06
0.57
0.26
0.14
0.06
0.51
0.10
0.05
0,51
0.06
0.11
0.06
0.52
0.49
0.05
0.58
0.05
0.45
0.05
0.07
pH
8.00
7.50
8.00
7.90
7.50
7.90
7.90
7.90
7.50
8.00
7.90
7.90
7.75
7.90
7.80
7.60
7.70
7.90
7.70
7.70
7.90
7.40
7.60
7,60
7.70
7.70
7.20
7.40
7.40
7.31
7.20
7.51
Temp . ,
°F
42
42
42
43
42
42
42
41
43
42
44
44
40
39
40
41
41
40
41
41.5
41
42
42
42
41
39
40
39
40
40
41
48
Alk.,
mg/1
45
37
42
40
42
50
40
43
38
40
40
43
46
43
42
42
38
43
42
45
43
38
39
38
43
43
37
42
45
43
40
48
Hardness ,
mg/1
45
44
47
46
50
47
53
46
51
52
55
44
43
44
48
47
50
44
51
52
45
50
48
43
44
44
45
43
50
45
44

Aluminum,
mg/1
0.011
0.013


0.011


0.021
0.011


0.021

0.011
0.015
0.011

0.007
0.021

0.005
0.019


0.021
0.021
0.038


0.054
0.049

Iron,
mg/1
































                                     51

-------
APPENDIX  A.-3  (CONTINUED')
Date
9-20







9-21


a

b

c
Unit
Raw
MM- 2
BIF
ERD-2
MM-2
ERD-2
Raw
BIF
Raw
BIF
ERD-2
Fr<
th
Bet
no
Rai
Run

140
121
85
140
85

122

122
86
ra 6-1
,s unJ
kman
. stan
r samp
Turb. ,
FTU
0.42
0.05
0.05
0.05
0.06
0.05
0.43
0.09
0.48
0.07
0.06
3 to 6-
t reads
>H metei
iardize
Le bott!
PH
7.70
7.30
7.70
7.70
7.40
7.80
7.75
7.60
7.80
7.60
7.60
5, pH
.ower
would
Corni
e cont
Temp . ,
°F
40
41
40
41
40.5
41.5
40
40
41
42
42
«?as run
than Be
not co
ig pH m
iminate
Alk.,
mg/1
43
36
40
42
36
42
43
43
44
46
40
on Corr
kman pi
ne to r«
;ter was
•
Hardness ,
mg/1
44
48
48
49
48
48
45
55
44
48
55
.ng pH met
meter.
st at any
used.

Aluminum,
mg/1
0.017
0.011


0.011

0.021

0.011


ir. Appare

ralue, woul<


Iron>
mg/1











tly




                                      52

-------
APPENDIX A-4  DISSOLVED OXYGEN DATA,  RAW AND FILTERED WATER,  DULUTH LAKEWOO&
             PUMPING STATION - 1974.
Date
2-25
3-4
3-11
3-26
4-2
4-8
4-15
4-18
4-22
4-29
5-6
5-13
5-20
5-28
6-3
6-16
6-17
6-24
7-1
7-8
7-12
7-12
7-12
7-12
7-12
7-20
7-20
7-20
7-20
7-20
7-23
7-23
7-23
7-23
7-23
7-26
7-26
7-26
7-26
8-2
8-2
8-2
8-2
Unit
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
Raw
BIF
ERD-2
MM-1
MM-2
BIF
MM-2
MM-1
ERD-2
RAW
ERD-2
BIF
MM-1
MM-2
RAW
ERD-2
BIF
MM-2
MM-1
BIF
MM-1
MM-2
ERD-2
Time
0815
0900
0830
0900
0830
0830
0830
0820
0815
0840
0820
0810
0900
0830
0815
0815
0845
0815
0830
0900
1130
1240
1242
1245
1247
0020
0024
0028
0032
0036
2235
2239
2243
2247
2253
1245
1248
1251
1318
1505
1507
1507
1511
Run
_
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
—
-
-
-
58
36
62
88
70
97
68
40
-
42
72
70
99
—
44
75
103
73
79
77
108
47
DO,
mg/1
14.2
14.2
14.2
14.4
14.6
14.5
14.2
14.1
14.5
14.4
14.5
14.5
13.9
13.8
14.0
12.0
14.8
13.6
13.6
13.6
13.6
11.3
12.3
12.6
12.6
11.8
12.0
12.2
11.9
14.4
12.3
12.5
12.2
12.6
13.1
12.2
11.4
13.3
12.4
10.6
15.3
11.7
8.9
Water
temperature,
°F
33
33
33
33
33
33
33
33
33
33
33.5
34
35
35
37
37
37
38
39
39.5
43.5
43.5
45.0
45.0
45.0
48.0
48.0
48.0
48.0
47.0
48.5
49.0
48.5
48.5
47.5
47.0
50.0
51.0
51.0
48.0
48.0
48.0
48.5
DO saturation
value ,
mg/1
14.4
14.4
14.4
14.4
14.4
14.4
14.4
14.4
14.4
14.4
14.3
14.2
14.0
14.0
13.6
13.6
13.6
13.4
13.2
13.1
12.3
12.3
12.1
12.1
12.1
11.6
11.6
11.6
11.6
11.8
11.6
11.5
11.6
11.5
11.7
11.8
11.3
11.2
11.2
11.6
11.6
11.6
11.5
                                    53

-------
APPENDIX A-4  (CONTINUED).
Date
8-9
8-9
8-9
8-9
8-9
8-14
8-14
8-14
8-14
8-14
9-4
9-4
9-4
9-4
Unit
Raw
m-i
Mf-2
BIF
ERD-2
MM-1
MM-2
BIF
ERD-2
Raw
10^2
Raw
ERD-2
BIF
Time
2335
2320
2323
2326
2330
2022
2000
2005
2016
2007
2115
2120
2123
2127
Run
•M
81
112
87
50
84
115
90
55
—
126
—
70
109
DO,
mg/1
11.1
10.9
10.0
10.9
10.5
10.5
10.2
10.4
10.5
10.6
12.8
13.2
13.0
12.9
Water
temperature,
°F
58.0
57.0
58.0
57.5
57.5
57
58
56
56.5
57.0
40
41
41
41
DO saturation
value,
*g/l
10.3
10.4
10.3
10.4
10.4
10.4
10.3
10.5
10.5
10.4
13.0
12.8
12.8
12.8
                                     54

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          APPENDIX A-5  BACTERIOLOGICAL DATA, RAW AND FILTERED WATER, DULUTH LAKEWOOD PUMPING STATION -

                        1974.
Ul
01
Date
6/10
6/11
6/12
6/12
6/12
6/12
6/13
6/13
6/13
6/13
6/14
6/14
6/14
6/14
7/10
7/10
7/10
7/10
Time
1245
1330
1232
1223
1228
1225
1225
1232
1238
1401
1234
1238
1340
1231
1238
1241
1243
1235
Unit
MM-2
MM-2
MM-1
MM-2
ERD-2
BIF
MM-1
MM-2
ERD-2
BIF
MM-1
MM-2
ERD-2
BIF
MM-1
MM-2
ERD-2
BIF
Run
55
55
35
56
1
25
36
57
1
28
37
59
3
29
59
84
35
56

Total
Coliform
/100 ml
132
50
38
38
38
38
20
20
20
20
4
4
4
4
8
8
8
8
Raw Water
Fecal
Coliform
/100 ml
55
16
9
9
9
9
7
7
7
7
7
7
7
7
1
1
1
1
Finished Water
Fecal
Strep.
/100 ml
110
55
16
16
16
16
6
6
6
6
1
1
1
1
1
1
1
1
Total
Coliform
/100 ml
3
0
0
2
0
0
0
0
0
0
2
0
0
0
5
0
0
0
Fecal
Coliform
/100 ml
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
Fecal
Strep.
/100 ml
2
0
0
0
0
0
0
0
0
0
2
0
0
0
1
0
0
0

-------
                                   TECHNICAL REPORT DATA
                            (Please read Instructions on the reverse before completing)
1. REPORT NO.
      EPA-670/2-75-050b
                                                           3. RECIPIENT'S ACCESSIOWNO.
4. TITLE AND SUBTITLE
  DIRECT FILTRATION OF  LAKE SUPERIOR
  WATER FOR ASBESTIFORM FIBER REMOVAL
  Appendix A	
7~AUTHOR(S)          :
                                                          5. REPORT DATE
                                                            June 1975;  Issuing  Date
                                                          6. PERFORMING ORGANIZATION CODE
                                                           8. PERFORMING ORGANIZATION REPORT NO.
 Black  § Veatch,  Consulting Engineers
9. PERFORMING ORGANIZATION NAME AND ADDRESS

 Black  § Veatch,  Consulting Engineers
 1500 Meadow Lake Parkway
 Kansas City,  Missouri  64114
                                                          10. PROGRAM ELEMENT NO.
                                                            1CB047;  ROAP 21AQB;  Task 024
                                                          11. CONTRACT/OBWOTCKNO.
                                                            DACW 37-74-C-0079
                                                            IAG #EPA-IAG-D4-0388
12. SPONSORING AGENCY NAME AND ADDRESS
 National  Environmental Research  Center
 Office of Research and Development
 U.S. Environmental Protection  Agency
 Cincinnati,  Ohio  45268
                                                          13. TYPE OF REPORT AND PERIOD COVERED
                                                            Final
                                                          14. SPONSORING AGENCY CODE
15. SUPPLEMENTARY NOTES
 This work  conducted through  interagency agreement between EPA Region V and  the Corps
 of Engineers,  St.  Paul District.   See also EPA-670/2-75-050a, c, d, e, f, and g.
16. ABSTRACT
 Pilot plant  research conducted  in  1974 at Duluth, Minnesota,  demonstrated  that
 asbestiform  fiber counts in Lake Superior water would be  effectively reduced  by
 municipal  filtration plants.  During the study, engineering data were also obtained
 for making cost estimates for construction and operation  of both granular  and
 diatomaceous earth (DE) filtration plants ranging in size from 0.03 to 30  mgd.  This
 appendix contains a portion of  the data collected in the  study.  The following cate-
 gories of  information are presented in Appendix A:   (1) Weather and lake level data;
 (2) Operating schedule for pumps at the pumping station;  (3)  Chemical and  physical
 quality parameters of raw and filtered water;  (4) Dissolved oxygen content of raw
 and finished water; and (4) Bacteriological data for raw  and finished water.
17.
                                KEY WORDS AND DOCUMENT ANALYSIS
                  DESCRIPTORS
                                              b.lDENTIFIERS/OPEN ENDED TERMS
                                               Mixed media  filtration
                                               Diatomaceous earth fil-
                                                 tration
                                               Asbestiform
                                               Chrysotile
                                               Fiber removal
                                               Duluth  (Minnesota)
                                               Lake Superior	
                                                                        c. COSATI Field/Group
Asbestos
Amphiboles
Serpentine
Water supply
Filtration
Water treatment
Pilot plants
13B
18. DISTRIBUTION STATEMENT
 RELEASE TO  PUBLIC
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                                                   UNCLASSIFIED
                                                                        21. NO. OF PAGES
                                                                               62
                                             20. SECURITY CLASS (Thispage)
                                                  UNCLASSIFIED
                                                                         22. PRICE
EPA Form 2220-1 (9-73)
                                            56
                                                   # U S. GOVERNMENT PRINTING OFFICE I975-657-59V5395 Region No-

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