U.S. ENVIRONMENTAL PROTECTION AGENCY
        NATIONAL EUTROPHICATION SURVEY
                 WORKING PAPER SERIES
                                       REPORT
                                         ON
                                     TAINTER
                                      DUNN COI'NTY
                                      WISCONSIN
                                     EPA REGION V
                                  WORKING PAPER No, 51
   PACIFIC NORTHWEST ENVIRONMENTAL RESEARCH LABORATORY
                  An Associate Laboratory of the
      NATIONAL ENVIRONMENTAL RESEARCH CENTER - CORVALLIS, OREGON
                           and
NATIONAL ENVIRONMENTAL RESEARCH CENTER - LAS VEGAS, NEVADA

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                                    REPORT
                                      ON
                                 TAINTER LAIC
                                  DUNN GOl'MTY
                                   WISCONSIN
                                 EPA REGION V
                             WORKING PAPER No, 51
      WlTH THE COOPERATION OF THE
WISCONSIN DEPARTMENT OF NATURAL RESOURCES
                 AMD THE
        WISCONSIN NATIONAL GUARD
              OCTOBER,

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ST0PET RETI IEVAL DATE 74/10/02
5546D 1 LS554601
45 00 30.0 09) 44 00.0
1R MILE C4EF DAM
55 15 NF Q AIJ U N
T/tA1NTE e L4 (f
CITY T ?,c G HPDG JCT ST HWY 170 COLFAX
11E .-’ALES 2111234
4 0000 FEET DEPTH
0’1630 00625 006)0 00671 00665
r)AT TpIF DEOTH bJO2&N03 TOT KJEL “1H3—N PHOS—DIS P’- 1 0s—TOT
OF J—TOTAL N TOTAL OPTHO
TO D Y FEET MG/L Ur,/L Mfl/L M(;/L P M(/L P
7’/04/?4 11 !5 0. 92 0,350 0.240 0.041 0.330
7 /j0/73 16 15 1.300 J .945 0.510 0.0?F’ 0.4(0
7?/1I/2 11 30 1.500 0.1 O 0.0?? 0.?31 0. ?’14
71/03/2? 1? 40 2.060 0.4 0 0.077 0.1B9
71/04/07 13 30 1.7 i0 0.6Q0 0.02 0.19 0.230
71/o4/?3 1’. 55 1.520 ?.700 0.07’ 0.220
71/05/14 15 00 1.440 0.R70 0.01 0. IR O 0.240
71/05/2Q 14 30 1.320 1.030 0.105 0.390 0.500
71/06/? k 1 05 1.540 7.040 0.115 0.250 0.330
71/07/23 17 40 1.540 1.150 0.036 0.270 0.360
71/09/1 I 07 00 1.640 0.350 0.023 0.?60 0.340

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1
CONTENTS
Page
Foreword ii
List of Wisconsin Study Lakes iv, v
Lake and Drainage Area Map vi, vii
Sections
I. Conclusions 1
II. Introduction 3
III. Lake and Drainage Basin Characteristics 4
IV. Lake Water Quality Summary 5
V. Nutrient Loadings 10
VI. Literature Reviewed 15
VII. Appendices 16

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11
FOREWORD
The National Eutrophication Survey was initiated in 1972 in
response to an Administration commitment to investigate the nation-
wide threat of accelerated eutrophication to fresh water lakes and
reservoirs.
OBJECTIVES
The Survey was designed to develop, in conjunction with state
environmental agencies, information on nutrient sources, concentrations,
and impact on selected freshwater lakes as a basis for formulating
comprehensive and coordinated national, regional, and state management
practices relating to point-source discharge reduction and non-point
source pollution abatement in lake watersheds.
ANALYTIC APPROACH
The mathematical and statistical procedures selected for the
Survey’s eutrophication analysis are based on related concepts that:
a. A generalized representation or model relating
sources, concentrations, and impacts can be constructed.
b. By applying measurements of relevant parameters
associated with lake degradation, the generalized model
can be transformed into an operational representation of
a lake, its drainage basin, and related nutrients.
c. With such a transformation, an assessment of the
potential for eutrophication control can be made.
LAKE ANALYSIS
In this report, the first stage of evaluation of lake and water-
shed data collected from the study lake and its drainage basin is
documented. The report is formatted to provide state environmental
agencies with specific information for basin planning [ 3O3(e)], water
quality criteria/standards review [ 5303(c)], clean lakes [ 5314(a,b)],
and water quality monitoring [ 5106 and §305(b)] activities mandated
by the Federal Water Pollution Control Act Amendments of 1972.

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111
Beyond the single lake analysis, broader based correlations
between nutrient concentrations (and loading) and trophic condi-
tion are being made to advance the rationale and data base for
refinement of nutrient water quality criteria for the Nation’s
fresh water lakes. Likewise, multivariate evaluations for the
relationships between land use, nutrient export, and trophic
condition, by lake class or use, are being developed to assist
in the formulation of planning guidelines and policies by EPA
and to augment plans implementation by the states.
ACKNOWLEDGMENT
The staff of the National Eutrophication Survey (Office of
Research & Development, U. S. Environmental Protection Agency)
expresses sincere appreciation to the Wisconsin Department of
Natural Resources for professional involvement and to the Wis-
consin National Guard for conduct of the tributary sampling
phase of the Survey.
Francis H. Schraufnagel , Acting Assistant Director, and Joseph
R. Ball of the Bureau of Water Quality, and Donald R. Winter, Lake
Rehabilitation Program, provided invaluable lake documentation and
counsel during the Survey. Central Office and District Office per-
sonnel of the Department of Natural Resources reviewed the prelim-
inary reports and provided critiques most useful in the preparation
of this Working Paper series.
Major General James J. Lison, Jr., the Adjutant General of
Wisconsin, and Project Officer CW-4 Donald D. Erickson, who directed
the volunteer efforts of the Wisconsin National Guardsmen, are also
gratefully acknowledged for their assistance to the Survey.

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iv
NATIONAL EUTROPHICATION SURVEY
STUDY LAKES
STATE OF WISCONSIN
LAKE NAME COUNTY
Altoona Eau Claire
Beaver Dam Barron
Beaver Dam Dodge
Big Eau Pleine Marathon
Browns Racine
Butte des Morts Winnebago
Butternut Price, Ashland
Castle Rock Flowage Juneau
Como Walworth
Crystal Vilas
Delavan Walworth
Eau Claire Eau Claire
Elk Price
Geneva Walworth
Grand Green Lake
Green Green Lake
Kegonsa Dane
Koshkonong Jefferson, Rock, Dane
Lac La Belle Waukesha
Long Price
Middle Walworth
Nagawi cka Waukesha
Oconomowoc Waukesha
Okauchee Waukesha
Petenwell Flowage Juneau
Pewaukee Waukesha
Pigeon Waupaca
Pine Waukesha
Poygan Winnebago, Waushara
Rock Jefferson
Rome Pond Jefferson, Waukesha
Round Waupaca
Shawano Shawano

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V
LAKE NAME COUNTY
Sirinissippi Dodge
Swan Columbia
Tainter Dunn
Tichigan Racine
Townline Oneida
Trout Vilas
Wapogassett Polk
Wausau Marathon
Willow Oneida
Winnebago Winnebago, Fond Du Lac,
Cal umet
Wisconsin Columbia
Wissota Chippewa
Yellow Burnett

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Cedar
TAINTER LAKE
TRIBUTARY SAMPLINC SITE
LAKE SAMPLING SITE
‘SEWAGE TREATMEN1 FACILITY
- .
MAP LOCATION

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VII
LOCAT ION
BARRON
DUNN
TAINTER LAKE
Tributary Sampling Site
Lake Sampling Site
Sewage Treatment Faci
rect Drainage
11 ties
Co .
Co.
North
Menomon ie

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TAINTER LAKE
STORET NO. 5546
I. CONCLUSIONS
A. Trophic Condition:
Survey data indicate that Tainter Lake is eutrophic.
B. Rate-Limiting Nutrient:
Because of a significant loss of nitrogen in the assay
sample, the results are not reliable (see page 8). The lake
data indicate phosphorus limitation in November but nitrogen
limitation in June and August.
C. Nutrient Controllability:
1. Point sources--During the sampling year, Tainter Lake
received a total phosphorus load at a rate far in excess of
that proposed by Vollenweider (in press) as “dangerous”; i.e.,
a eutrophic rate (see page 14). However, Survey data indicate
that less than one percent of the phosphorus load was from
point sources (neglecting an undefined load from the Colfax
Cooperative Creamery and point sources beyond the Survey lim-
its), and it is concluded that point-source phosphorus control
would have little effect on the trophic condition of Tainter
Lake. Note that if the entire Tainter Lake drainage had a
phosphorus export equal to that of apparently unimpacted Lamb
Creek, the lake still would have received a total phosphorus
load at a rate nearly five times the eutrophic rate.

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2
2. Non-point sources--Areal or non-point sources appear
to be contributing high amounts of phosphorus to Tainter Lake.
For example, the total phosphorus export of Lamb Creek, which
does not appear to be impacted by any point sources at all,
was 104 lbs/mi 2 of drainage during the sampling year (see page
14). However, the phosphorus export of the Red Cedar River
was over twice that of Lamb Creek; this probably is due to
underestimation of the Colfax contribution as well as unmeasured
point-source contributions further upstream in the rather exten-
sive Red Cedar drainage basin.

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II.   INTRODUCTION
     Tainter Lake,  Dunn County,  is  part  of  the  lower  Chippewa  River  drainage
 which is  tributary to the Mississippi River.   The  topography  of the basin
 is  primarily rolling glacial  terrain.
     Recreational  uses of the  lake  include  swimming,  boating,  and fishing.
 Game fish present are northern  pike,  walleyes, largemouth  bass, and pan-
 fish.
     Much  of the shoreline is  developed, and 16 resorts  provide boat rentals
 and services.  Public access  is provided.

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4
III. LAKE AND DRAINAGE BASIN CHARACTERISTICS
A.
Lake Morphometry*:
1. Surface area: 1,692 acres.
2. Mean depth: 13.3 feet.
3. Maximum depth: 37 feet.
4. Volume: 22,543 acre/feet.
5. Mean hydraulic retention time:
B. Tributary and Outlet:
(See Appendix A for flow data)
1 . Tributaries -
Name
Red Cedar River
Hay River
Lamb Creek
Minor tributaries &
immmediate drainage -
Totals
2. Outlet -
Mean flow
790.8 cfs
300.0 cfs
9.0 cfs
1,129.3 cfs
Red Cedar River 1 ,680.O mi 2 ui
C. Precipitationtlr:
1. Year of sampling: 30.9 inches.
2. Mean annual: 28.8 inches.
* Dept. of Natural Resources 1960 lake survey map; recalculated in 1973.
t Drainage areas are accurate within ±0.5%; mean daily flows are accurate
within ±40%; mean monthly flows are accurate within ±35%; and normalized
monthly flows are accurate within ±35%.
ft Includes area of lake.
ttt See Working Paper No. 1, “Survey Methods”.
10 days.
Drainage
area
1,140.0
mi 2
466.0
mi 2
18.3
mi 2
53.0 mi 2
29.5
1,129.3
cfs
cfs
1,677.3 mi 2

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5
IV. LAKE WATER QUALITY SUMMARY
Tainter Lake was sampled three times during the open-water season of
1972 by means of a pontoon-equipped Huey helicopter. Each time, samples
for physical and chemical parameters were collected from three stations
on the lake and from a number of depths at each station (see map, page vi).
During each visit, a single depth-integrated (15 feet or near bottom to
surface) sample was composited from the stations for phytoplankton identi-
fication and enumeration; and during the last visit, a single five-gallon
depth-integrated sample was composited for algal assays. Also each time,
a depth-integrated sample was collected from each of the stations for
chlorophyl a analysis. The maximum depths sampled were 7 feet at station
1, 15 feet at station 2, and 30 feet at station 3.
The results obtained are presented in full in Appendix B, and the
data for the fall sampling period, when the lake was essentially well-
mixed, are summarized below. Note, however, the Secchi disc summary is
based on all values.
For differences in the various parameters at the other sampling
times, refer to Appendix B.

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6
A. Physical and chemical characteristics:
FALL VALUES
(11/03/72)
Parameter Minimum Mean Median Maximum
Temperature (Cent.) 4.9 5.2 5.2 5.3
Dissolved oxygen (mg/i) 11.6 11.8 11.7 12.2
Conductivity (jirnhos) 140 177 184 190
pH (units) 7.5 7.8 7.8 7.9
Alkalinity (mg/i) 51 68 71 74
Total P (mg/i) 0.089 0.112 0.099 0.174
Dissolved P (mg/i) 0.051 0.057 0.054 0.073
N0 + NO (mg/i) 0.680 0.704 0.705 0.720
An*ionia mg/l) 0.050 0.071 0.065 0.100
ALL VALUES
Secchi disc (inches)
30 55
48 90

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7
B. Biological characteristics:
1. Phytoplankton -
Sampling Dominant Number
Date Genera per ml
06/26/72 1. Melosira 1,232
2. Cyclotella 966
3. Nitzschia 821
4. Scenedesmus 725
5. Synedra 483
Other genera 1 ,473
Total 5,700
08/26/72 1 . Cyclotella 760
2. Navicula 515
3. Melosira 235
4. Cocconeis 217
5. Anabaena 127
Other genera 804
Total 2,658
11/03/72 1. Flagellates 648
2. Cyclotella 467
3. Asterionella 437
4. Synedra 241
5. Cryptomonas 226
Other genera 1 ,567
Total 3,586

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8
2. Chlorophyll a -
(Because of instrumentation problems during the 1972 sampling,
the following values may be in error by plus or minus 20
percent.)
Sampling
Date
Stat i on
Number
01
02
03
01
02
03
01
02
03
Chlorophyll a
(pg/l)
31 .1
20.4
21 .6
1.5
2.1
2.8
14.4
12.0
17.1
1. Autociaved, filtered, and nutrient spiked -
Spike (mg/i )
Ortho P
Conc. (mg/i )
Inorganic N
Conc. (mg/l )
Maximum yield
( mg/i-dry wt. )
06/ 26/7 2
08/26/72
11/03/ 72
C. Limiting Nutrient Study:
Control
0.006
0.012
0.024
0.060
0.060
10.0 N
P
P
P
P
P + 10.0 N
0.065
0.528
16.8
0.071
0.528
14.0
0.077
0.528
13.2
0.089
0.528
13.2
0.125
0.528
12.4
0.125
10.528
55.0
0.065
10.528
25.2
2. Discussion -
The control yield of the assaj alga, Selenastrum capri-
cornutum , indicates that potential primary productivity of
Tainter Lake was high at the time the sample was collected.
Also, the results indicate the lake was nitrogen limited.
However, there was a significant loss of inorganic nitrogen

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9
(247 igIl) in the sample from the time of collection until
the assay was begun; and the results, therefore, are con-
sidered unreliable.
Had the loss not occurred, it is most likely the sample
would have been phosphorus limited. The lake data support
this conclusion. The mean nitrogen to phosphorus ratio for
all November samples was 14 to 1 and was 12 to 1 at station
1, 14 to 1 at station 2, and 14 to 1 at station 3 (i.e.,
phosphorus limitation would be expected).
The lake data also indicate Tainter Lake may be nitrogen
limited at times. The N/P ratios at the other sampling times
were 7/1 or less at all stations.
0. Trophic Condition:
Survey data indicate Tainter Lake is eutrophic. Despite the
very short hydraulic retention time of this lake, of the 46 Wis-
consin lakes studied, 38 had less mean total and dissolved phos-
phorus, 38 had less mean inorganic nitrogen, 24 had less mean
chlorophyll a, and 19 had greater Secchi disc transparency.

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10
V. NUTRIENT LOADINGS
(See Appendix C for data)
For the determination of nutrient loadings, the Wisconsin National
Guard collected monthly near-surface grab samples from each of the tribu-
tary sites indicated on the map (page vii) except for the high runoff
months of April and May, when two samples were collected at most stations,
and during the colder months of the year when one or more samples were
omitted at some stations because of low flow and/or ice cover. Sampling
was begun in September, 1972, and was completed in September, 1973.
Through an interagency agreement, stream flow estimates for the year
of sampling and a “normalized” or average year were provided by the Wis-
consin District Office of the U.S. Geological Survey for the tributary
sites nearest the lake.
In this report, nutrient loads for sampled tributaries were determined
by using a modification of a U.S. Geological Survey computer program for
calculating stream loadings*. Nutrient loads for unsampled “minor tributaries
and immediate drainage” (“ZZ” of U.S.G.S.) were determined by using the pounds
per square mile per year calculated for Lamb Creek at B-i and multiplying
that by the ZZ area in square miles.
The City of Colfax declined participation in the Survey, and nutrient
loads attributed to that source were estimated (as municipal wastes only)
at 2.5 lbs P and 7.5 lbs N/capita/year.
* See Working Paper No. 1.

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11
Since no information on the contribution of the Colfax Cooperative
Creamery to the Colfax wastewater treatment plant was available, the
loads attributed to Colfax are not adjusted for the industrial loads.
Loads attributed to the Red Cedar River are those measured at 44-2
minus the loads estimated for the Colfax SIP.
A. Waste Sources:
1. Known municipal -
Pop. Mean Receiving
Name Served Treatment Flow (mgd) Uater
Colfax 973* trickling O.225** Red Cedar River
filter
2. Known industrial**
Mean Receiving
Name Product Treatment Flow (mgd) Water
Colfax Dairy Colfax STP ? Red Cedar River
Coop. products
Creamery
* 1970 Census.
** McKersie, et al. , 1971.

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12
B. Annual Total Phosphorus Loading - Average Year:
1 . Inputs -
lbs P/ % of
Source yr total
a. Tributaries (non-point load) -
Red Cedar River 239,770 78.2
Hay River 56,480 18.4
Lamb Creek 1,910 0.6
b. Minor tributaries & immediate
drainage (non-point load) - 5,510 1.8
c. Known municipal SIP’s -
Colfax 2,430 0.8
d. Septic tanks* - 130 <0.1
e. Known industrial -
Colfax Coop. Creamery ? (to Colfax STP)
f. Direct precipitation** - 270 < 0.1
Total 306,490 100.0
2. Outputs -
Lake outlet - Red Cedar River 268,250
3. Net annual P accumulation - 38,240 pounds
* One campground, 16 resorts, and 40 dwellings on lakeshore; see Working
Paper No. 1.
** See Working Paper No. 1.

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13
C. Annual Total Nitrogen Loading - Average Year:
1 . Inputs -
lbs N/ % of
Source yr total
a. Tributaries (non-point load) -
Red Cedar River 2,313,700 66.3
Hay River 1,043,590 29.9
Lamb Creek 26,98Q 0.8
b. Minor tributaries immediate
drainage (non-point load) - 78,120 2.2
c. Known municipal SIP’s -
Colfax 7,300 0.2
d. Septic tanks* - 4,860 0.1
e. Known industrial -
Colfax Coop. Creamery ? (to Coifax SIP)
f. Direct precipitation** - 16,300 0.5
Total 3,490,850 100.0
2. Outputs -
Lake outlet - Red Cedar River 3,469,900
3. I et annual N accumulation - 20,950 pounds
* ne campground, 16 resorts, and 40 dwellings on lakeshore; see Working
Paper No. 1
** See WQrking Paper No. 1

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14
D. Mean Annual Non-point Nutrient Export by Subdrainage Area:
Tributary lbs P/mi 2 /yr lbs N/rni 2 /yr
Red Cedar River 210 2,030
Hay River 121 2,239
Lamb Creek 104 1,474
E. Yearly Loading Rates:
In the following table, the existing phosphorus loading
rates are compared to those proposed by Vollenweider (in press).
Essentially, his “dangerous” rate is the rate at which the
receiving waters would become eutrophic or remain eutrophic; his
“permissible” rate is that which would result in the receiving
water remaining oligotrophic or becoming oligotrophic if mor-
phornetry permitted. A mesotrophic rate would be considered one
between “dangerous” and “permissible”.
Total Phosphorus Total Nitrogen
Units Total Accumulated Total Accumulated
lbs/acr /yr 181.1 22.6 2,063.2 12.4
grams/rn /yr 20.30 2.53 231.2 1.4
Vo11e weider loading rates for phosphorus
(g/m /yr) based on mean depth and mean
hydraulic retention time of Tainter Lake:
“Dangerous” (eutrophic rate) 2.30
“Permissible” (oligotrophic rate) 1.15

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l
VI. LITERATURE REVIEWED
Anonymous, 1972. Wisconsin lakes. Pubi. 218-72, Dept. of Natural
Resources, Madison.
Ball, Joseph, 1974. Personal communication (Tainter Lake shoreline
development). Dept. of Natural Resources, Madison.
McKersie, Jerome R., Robert M. Krill, Charles Kozel, and Danny J.
Ryan, 1971. Lower Chippewa River pollution investigation. Dept.
of Natural Resources, Madison.
Vollenweider, Richard A., (in press). Input -output models. Schweiz.
A. Hydrol

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VII. APPENDICES
APPENDIX A
TRIBUTARY FLOW DATA

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TRIBuTARY FLOW INFORMATION FOR WISCONSIN
9/30/74
LAKE CODE 5546
TAINTER LAKE
TOTAL DRAINAGE AREA OF LAKE 1680.00
SUB-DRAINAGE
TRIBUTARY AREA
NORMALIZED FLOWS
JAN FEB MAR APR MAY JUN JUL AUG
SEP OCT NOV DEC MEAN
MEAN MONTHLY FLOWS AND DAILY FLOWS
TRIBUTARY MONTH YEAR
MEAN FLOW DAY FLOW DAY
FLOW DAY FLOW
9 72 1200.00
10 72 1400.00
ii 72 1400.00
12 72 980.00
73 1070.00
73 1000.00
3 73 4050.00
4 73 1590.00
5 73 2380.00
6 73 1490.00
7 73 956.00
8 73 980.00
9 72 840.00
10 72 990.00
11 72 1000.00
12 72 720.00
1 73 740.00
2 73 700.00
3 73 2700.00
4 73 1100.00
5 73 1600.00
6 73 990.00
7 73 640.00
B 73 630.00
24 1100.00
23 1300.00
28 1300.00
21 1100.00
28 1110.00
23 1020.00
22 3260.00
7 1680.00
14 1960.00
28 1020.00
23 920.00
24 760.00
23 990.00
28 840.00
31 800.00
28 740.00
23 720.00
22 2200.00
7 1200.00
14 1300.00
28 680.00
23 660.00
23 1270.00
29 3330.00
23 880.00
29 2100.00
5566A1
554642
554681
5546C1
5 5’.6ZZ
1680.00
1140.00
18.30
466.00
55.70
772.40
520.00
2.90
170.00
12.00
808.00
570.00
4.60
200.00
17.00
1687.00
1200.00
13.00
460.00
44.00
2042.20
1600.00
33.00
700.00
94.00
1243.10
930.00
9.80
350.00
33.00
1243.10 1509.50
930.00 710.00
9.80 6.10
350.00 260.00
33.00 22.00
799.20 976.80
600.00 710.00
8.40 6.10
240.00 260.00
27.00 22.00
808.10 888.00
570.00 600.00
4.60 2.90
200.00 190.00
17.00 12.00
763.70
550.00
6.60
220.00
21.00
1129.31
790.79
8.96
300.00
29.48
SUMMARY
TOTAL
SUM OF
DRAINAGE AREA OF
SUB-DRAINAGE
LAKE =
AREAS =
1680.00
1680.00
TOTAL FLOW IN = 13551.58
TOTAL FLOW OUT = 13541.09
554641
5546A2

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TRfl3UTAPY FLOW INFORMAT!O J FO WISCONSIN
9/30/74
LA (E CODE 5546 TAINTER LAKE
MEA! J MON4THLY FLOWS AND DAILY FLOWS
TPI’ JTAPY MONT -I YEAR MEAN FLOW DAY FLOW DAY FLOW DAY FLOW
S546 31 9 72 11.00 24 11.00
10 7? 13.00 23 13.00
11 72 12.00 2R 8.00
1? 72 8.20 31 9.00
73 4.50 28 4.50
2 73 5.40 23 5.60
1 73 30.00 27 24.00
4 73 74.00 7 21.00 23 20.00
5 73 19.00 14 15.00 29 20.00
6 73 12.00 28 8.10
7 73 9.20 23 9.00
8 73 6.00
5546C 1 9 72 360.00 24 300.00
10 7? 390.00 23 390.00
ii 7 400.00 28 310.00
1? 78 280.00 21 280.00
1 73 ?90.00 28 330.00
2 73 290.00 23 310.00
3 73 1200.00 2? 700.00
4 73 430.00 7 390.00 23 430.00
5 73 690.00 14 530.00 29 660.00
6 73 400.00 28 300.00
7 73 260.00 23 260.00
8 73 260.00
5546ZZ 9 72 36.00 24 33.00
10 72 40.00 23 40.00
11 72 39.00 28 28.00
1? 72 27.00 21 26.00 31 29.00
1 73 17.00 28 17.00
7 73 ?0.00 23 20.00
1 73 98.00 2 ’ 78.00
4 71 67.00 7 60.00 23 57.00
5 73 64.00 14 S0.00 29 68.00
6 73 39.00 28 28.00
7 73 29.00 23 28.00
8 73 72.00

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APPENDIX B
PHYSICAL and CHEMICAL DATA

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STORET RETRIEVAL DATE 74/09/30
DATE
FROM
TO
00010
WATER
TEMP
CENT
00300 00077
DO TRANSP
SECCHI
MG/L INCHES
00094
CNDUCTVY
FIELD
MICROMMO
55460 1
44 59 18.0 091 50 00.0
TAINTEP LAKE
55 WISCONSIN
00630
N02&N03
N—TOT AL
MG/L
00610
NH3—N
TOTAL
MG/L
DATE
F ROM
TO
72/06/26
72/08/26
72/11/03
TIME DEPTH
0F
DAY FEET
17 25 0000
14 50 0000
16 00 0000
32217
CHLRPHYL
A
UG/L
31.1J
1 .SJ
14 • 4J
TIME DEPTH
0F
DAY FEET
72/06/26 17 25 0000
17 25 0007
72/08/26 14 50 0000
14 50 0004
7.111/03 16 00 0000
16 00 0004
11EPALES
2111202
3
0009
FEET DEPTH
23.2
21.5
17.9
4.9
11.4
9.0
9.3
11.7
42
60
30
00400 00410
PH TALK
C ACO 3
SU MG/L
9.00
7 • 80
7.60
7.60
7 • 50
7.60
170
15S
135
140
140
150
00665 00666
PHOS—TOT PHOS—DIS
MG/L P MG/L P
71 0.220
61 0.400
56 0.700
56 0.680
51 0.720
53 0.720
0.060
0.130
0.080
0.080
0.100
0.100
0.115
0.156
0.161
0.160
0.174
0.165
0.089
0.118
0.122
0.120
0.0 73
0 • 068
J VALUE KNOWN TO BE IN ERROR

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STORET RETRIEVAL DATE 74/09/30
554602
44 59 00.0 091 51 30.0
TAINTER LAKE
55 WISCONSIN
I 1EPALES
3
2111202
0015 FEET DEPTH
17 45 0000
12 20 0000
16 10 0000
20 .4J
2. 1J
12.OJ
00010
00100
00077
00094
00400
00410
00630
00610
DATE
TIME
DEPTH
WATER
DO
TRAMSP
CNDUCTVY
PH
1 ALK
N02&N03
NH3—N
PROS—TOT
PHOS—DIS
FROM
OF
TEMP
SECCHI
FiELD
CACO3
N—TOTAL
TOTAL
TO
DAY
FEET
CENT
MG/L
INCHES
MICROMHO
SU
MG/I
MG/L
MG/L
MG/L P
MG/L P
7?/06/26
17 45 0000
23.5
18.8
36
170
9.30
72
0.060
0.080
0.097
0.062
ii 45 0015
18.5
8.8
230
7.90
98
0.380
0.240
0.060
0.097
7?/08/2 ,
12 20 0000
90
160
7.90
12 20 0004
20.6
15.4
163
7.90
76
0.400
0.140
0.116
0.095
12 20 0010
20.1
7.8
168
7.90
74
0.400
0.120
0.118
0.097
1? 20 0015
19.1
7.5
162
7.75
72
0.550
0.150
0.151
0.089
72/11/03
16 10 0000
48
180
7.80
69
0.710
0.060
0.102
0.057
16 10 0004
5.1
11.6
175
7.80
70
0.710
0.060
0.114
0.052
16 10 0014
5.1
11.6
180
7.80
70
0.700
0.060
0.103
0.055
32217
DATE
TIME
DEPTH
CHLRPHYL
FROM
OF
A
TO
DAY
FEET
UG/L.
72/06/26
72/08/26
7?/1 1/03
J VALUE KNOWN TO BE IN ERROR

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STORET RETRIEVAL DATE 74/09/30
554603 - 1
44 56 36.0 091 53 30.0
TAINTER LAKE
55 WISCONSIN
I1EPALES 2111202
3 0026 FEET DEPTH
00010 00300 00077 00094 00400 00410 00630 00610 00665 00666
DATE TIME DEPTH WATER DO TRANSP CNDUCTVY PH T ALK N02&N03 NH3—N PHOS—TOT PHOS—DIS
FROM OF TEMP SECCHI FIELD CACO3 N—TOTAL TOTAL
TO DAY FEET CENT MG/L INCHES MICROMHO SU MG/L MG/I MG/L MG/L P MG/L P
12/06/26 18 15 0000 21.0 11.4 48 180 9.20 78 0.110 0.070 0.084 0.060
18 15 0015 19.3 10.1 180 8.50 78 0.270 0.210 0.094 0.074
18 15 0024 19.0 9.0 180 8.20 75 0.290 0.200 0.097 0.073
72/08/26 15 10 0000 81 173 7.85 73 0.330 0.200 0.121 0.096
15 10 0004 21.9 7.0 175 7.85 74 0.320 0.220 0.113 0.091
15 10 0010 22.0 6.9 175 7.80 73 0.330 0.230 0.107 0.092
15 10 0015 22.0 7.0 175 7.85 73 0.330 0.230 0.111 0.090
15 10 0020 21.9 6.8 175 7.85 74 0.320 0.220 0.109 0.090
15 10 0025 20.8 6.2 180 7.60 76 0.420 0.220 0.114 0.097
15 10 0030 19.8 5.2 181 7.50 78 0.490 0.360 0.135 0.081
7?/11/03 16 25 0000 56 190 7.90 72 0.690 0.070 0.091 0.051
16 25 0004 5.2 190 7.90 73 0.700 0.070 0.091 0.051
16 25 0015 5.3 11.8 190 7.80 73 0.690 0.060 0.096 0.053
16 25 0021 5.3 11.9 188 7.80 74 0.720 0.080 0.089 0.054
16 25 0028 5.3 12.2 190 7.80 74 0.680 0.050 0.095 0.054
32217
DATE TIME DEPTH CHLRPHYL
FROM OF A
TO DAY FEET UG/L
72/06/26 18 15 0000 21.6J
7?/08/26 15 10 0000 2.8J
72/11/03 16 25 0000 17.1J
J VALUE KNOWN TO BE IN ERROR

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APPENDIX C
TRIBUTARY DATA

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STOPET RETRIEVAL OATE 74/10/02
5546A1 LS5546A1
44 56 00.0 091 53 30.0
ED CEDAR RIVER
55 15 lENOMINIE
O/TAINTE LAP E
Co RD RRDG AT CEDAR FALLS BELOW DAM
I IEPALFS 2111204
4 0000 FEET DEPTH
00630 00625 03610 00671 00665
DATE TIME DEPTH NO2 NO3 TOT JEL NH3—N PHOS—DIS PHOS—TOT
rp N—TOTAL N TOTAL OPTHO
TO DAY FEET MG/L MG/L M /L MG/L PIG/L P
7’/09/24 09 1? 0.264 0.350 0.125 0.010 0.120
7?/10/23 15 30 0.570 0.520 0.032 0.060 0.120
7?/11/2 11 10 .950 0.400 0.022 0.066 0.105
72/12/21 1? 00 1.060 0. 5 0 0.110 0.069 0.105
71/01/2R 13 00 1.100 0.690 0.168 0.090 0.140
73/02/23 13 00 1.?00 0.370 0.090 0. OP5 0.115
71/03/?? 12 00 0.710 0.810 0.200 0.066 0.135
73/04/07 13 00 0.630 0.910 0.016 0.047 0.105
71/04/23 14 15 0.430 0.7 0 0.030 0.046 0.10
73/05/14 14 00 0.370 2.300 0.041 0.056 0.120
73/05/29 13 05 0.360 0.900 0.090 0.069 0.145
71 i 06 2 g 17 30 0.270 ?. 00 0.105 0.036 0.100
71/07/23 17 15 0.056 0.P70 fl.)54 0.052 0.110
73/09/11 06 40 0.019 1.260 0.980 0.090 0.150

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STORET ETR1EVAL DATF 74/10/02
55464? 1S5546A2
45 00 30.0 091 45 30.0
REf) CLi)A IVFR
55 15 Ri1DC ELAN1)
T/TAINTE L4 E
OF jcr Co PD N ST HdY 170
I1FPALES 2111204
4 0000 FEET DEPTH
00630 006 5 00610 00671 00665
)ATE TIME DE°T -1 NO? NO3 TOT KJEL ‘ 1 - 13-N PHOS—1)IS PHOS—TOT
OF J—TOTAL N TOTAL OPTHO
TO DAY FEET ‘ -IGIL i ,/L MG/I MG/L P MG/L P
7?/09/?4 11 30 0.373 0.400 0.124 0.01? 0.150
7’/10/23 16 ?0 0.770 0.460 0.0?9 0.090 0.170
7’/1I/2 1? 00 0.970 0.1 O 0.03? 0.089 0.130
73/0 1/28 14 00 1.140 0.7’- 0 0.147 3.120 0.1 5
73/02/23 14 00 1.100 0.400 0.110 0.120 0.155
73/01/?2 13 10 0.740 0.660 0.132 0.07? 0.090
73/04/07 14 30 0.890 1.470 0.022 0.087 0.135
71/04/23 15 05 0.500 0.735 0.019 0.0R3 0.115
73/05/14 16 00 0.270 3.000 0.079 0.078 0.137
71/05/29 13 15 0.315 0.940 0.031 0.080 0.155
71/O6/2 18 ?0 0.750 1.600 0.065 0.147 0.200
71/07/23 1% 00 0.570 0.400 0.037 0.1 O 0.210
73/09/lI 07 15 0.?40 0.500 0.01% 0.130 0.185

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STORET RETRIEVAL DATE 74/10/02
554b43 LS554 6A3
45 00 10.0 091 44 00.0
RED CEDAR RIVER
55 15 NEW AUSURN
1/TAINTER LAKE
ST ‘-1WY 170 BPOG N COLFAX A 0VE STP
1 1EPALES 2111204
4 0000 FEET DEPTH
00630 00625 00610 00F,71 00665
DATE TIMF DEPT -4 NO? NO3 TOT KJEL N- 3-N PHOS—1)IS PHOS—TOT
FROM 0F N-TOTAL N TOTAL O°THO
TO DAY FEET ‘IG/L MG/I MG/L MC /L P MG/L P
7?/09/24 11 00 0.174 0.500 0.073 0.007 0.147
72/10/23 16 00 0.720 0.540 0.0?? 0.079 0.145
7?/1I/28 11 50 0.900 0.390 0.0DM 0.075 0.110
77/17/?1 1? 00 1.000 0.440 0.115 0.033 0.12
71/01/? 13 45 1.300 0.700 0.078 0.054 0.155
71/07/23 13 30 1.100 0.700 0.126 0.110 0.145
73/03/2? 1? 50 C.710 1.?60 0.130 0.069
71/04/07 13 30 0.860 0. 00 0.015 0.078 0.120
71/04/23 14 00 0.430 1.260 0.025 0.07? 0.115
71/05/14 16 00 0.240 1.380 0.038 0.06 0.120
71/05/29 15 00 0.300 0.880 0.033 0.068 0.140
73/06/2M 18 10 0.720 1.540 0.039 0.132 0.185
71/07/23 17 50 0.470 1.050 0.027 0.150 0.195
71/09/11 07 10 0.6’O 3,440 0.014 0.123 0.180

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STDI FT ETPIEvAL DATE 74/10/02
55 46 31 LS5546 1
44 5 00.0 091 52 30.0
LA IR CPEEK
55 5
T/rAp ,lTER LAKE
Co ‘ D X ’ iC, OFF ST -IpJY?.5 NNEN 1ENOMON1E
11E ALfS 2111204
4 0000 FEET DEPTH
00630 00675 00610 00671 00665
DATE TIIIE DEPTH NO7 IO3 TOT KJEL N’-’l—N PHOS—DIS PHOS—TOT
FP1Th OF N—TOTAL N IOTAI OPTHO
TO DAY FEET M(/L iG/L M /L M( /L ° ‘1 /L P
7?/oq/ 2 4 09 40 0.’40 0. 50 0.01 0.005K 0.095
72/10/21 15 45 0.100 0.750 0.021 0.0R6 0.135
7?/1.1/?M 11 70 0.740 ?.?0 0.034 3.030 0.120
71/03/?? 1? 20 0.350 0.690 0.03R n. 03e
71/04/07 13 30 0.210 0.630 0.015 0.028 0.040
73/04/?) 14 30 C.0?9 2.700 0.07? 0.036 0.055
71/05/14 14 00 0.010K 0.780 0.017 0.040 0.055
71/06/29 11 00 0.038 1.320 0.060 0.066 0.095
71/0b/2 4 I? 45 0.105 1.760 0.042 0.120 0.1 0
71/07/23 17 10 0.048 1.400 0.026 0.092 0.1R S
71/0 /11 06 45 0.198 0.R50 0.044 0.096 0.13,
K V LIJ’ \Jf)wN TO Lc.’ S
Ta-lAN 1 OTCf TE.)

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STO’RET PETRIEVAL DATE 74/10/02
5546C1 L 55546C1
45 02 30.0 091 52 30.0
HAY RIV€P
55 IS PIflGELAND
T/TAINTER LAV.E
sr HWY 170 RPDG 1.5 MI E WHELEP
11E ALES 2111204
4 0000 FEET DEPTH
00 30 00625 00610 00671 00665
DATE TIME DEPTH NO2 NO3 TOT t(JEL I’JH3—N PHOS—DIS PHOS—TOr
FROM OF —TOTAL N TOTAL OPTI- lO
TO DAY FEET MG/L ‘ G/L MG/L MG/L MG/L P
7’/09/?4 11 45 0.922 0.600 0.059 0.009 0.0
77/10/23 16 50 0.860 0.610 0.016 0.04? 0.095
77/11/28 12 15 1.240 0.190 0.014 0.029 0.072
7 /12/21 17 00 1.320 1.100 O.0 0.032 0.072
73/0 1/28 08 00 1.120 0.6M0 0.120 0.105 0.105
71/0?/21 14 30 1.300 0.780 0.024 0.043 0.079
73/03/2? 11 40 1.120 0.660 0.138 0.060
73/04/07 14 00 0.900 0.440 0.000 0.030 0.015
73/04/21 15 25 0.790 0.380 0.007 0.046 0.085
73/05/29 16 00 0.830 0.R 0 0.04P 0.06? 0.13 -
73/06/28 18 30 0.920 7.100 0.056 0.050 0.114
73/07/23 18 10 0.820 0.440 0.013 0.060 0.115
71/09/11 07 25 1.120 0.685 0.024 0.066 0.115

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