Clean Lakes Program: Center - Kosciusko County

 

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Indiana Clean Lakes Program Lake Report

Center

  

Kosciusko County

1991

          
Sample Location: Deep Hole
Sample Date: 1991-07-02
Year
Max Depth
(m)
Secchi
(m)
Light 3'
(%)
1% Light Level
(ft)
DO @5'
(%)
pH
Epi
pH
Hypo
Cond
Epi
Cond
Hypo
Alk
Epi
Alk
Hypo
SRP
Epi
SRP
Hypo
TP
Epi
TP
Hypo
Chl-a
(ug/L)
NO3
Epi
NO3
Hypo
NH3
Epi
NH3
Hypo
TKN
Epi
TKN
Hypo
1991
12.8
1.1
17.2
10
125.5
8.1
7
489
478
152.3
185.9
0.01
0.01
0.044
0.07
0.418
0.443
0.027
0.342
1.071
1.439
Depth (m)
 0 
 1 
1.5
 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
32
33
34
35
Temp (oC)
29
28
27
26
22
19
18
17.5
17
17
17
17
17
17
DO (mg/L)
10.2
10.2
10
8.8
3.1
0.9
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 42
  
Blue-Green Dominance (% of NU): 17
  
          Carlson TSI: 59
                    Indiana TSI: 23
                                                                           
Blue-Greens (#/L): 840   Greens (#/L): 904   Diatoms (#/L): 2970   Other Algae (#/L): 65   Rotifers (#/L):   Zooplankton (#/L): 103
 
 

1994

          
Sample Location: Deep Hole
Sample Date: 1994-08-16
Year
Max Depth
(m)
Secchi
(m)
Light 3'
(%)
1% Light Level
(ft)
DO @5'
(%)
pH
Epi
pH
Hypo
Cond
Epi
Cond
Hypo
Alk
Epi
Alk
Hypo
SRP
Epi
SRP
Hypo
TP
Epi
TP
Hypo
Chl-a
(ug/L)
NO3
Epi
NO3
Hypo
NH3
Epi
NH3
Hypo
TKN
Epi
TKN
Hypo
1994
12.8
2.2
45
19
94
8.5
7.5
430
460
136.5
211
0.01
0.212
0.01
0.228
8.92
0.022
0.022
0.018
1.322
0.552
1.561
Depth (m)
 0 
 1 
1.5
 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
32
33
34
35
Temp (oC)
24.5
23.5
23.3
23.3
23.3
23.2
22.8
21.8
17.8
13.5
12
11
10.3
DO (mg/L)
7.9
8.1
8.1
8
7.8
6.5
5.8
1.8
0
0
0
0
0
                                                                           
% Water Column Oxic: 53
  
Blue-Green Dominance (% of NU): 34
  
          Carlson TSI: 46
                    Indiana TSI: 16
                                                                           
Blue-Greens (#/L): 3907   Greens (#/L): 6899   Diatoms (#/L): 69   Other Algae (#/L): 336   Rotifers (#/L): 0   Zooplankton (#/L): 357
 
 

1998

          
Sample Location: Deep Hole
Sample Date: 1998-06-29
Year
Max Depth
(m)
Secchi
(m)
Light 3'
(%)
1% Light Level
(ft)
DO @5'
(%)
pH
Epi
pH
Hypo
Cond
Epi
Cond
Hypo
Alk
Epi
Alk
Hypo
SRP
Epi
SRP
Hypo
TP
Epi
TP
Hypo
Chl-a
(ug/L)
NO3
Epi
NO3
Hypo
NH3
Epi
NH3
Hypo
TKN
Epi
TKN
Hypo
1998
12.8
1.9
42.33
13.9
129
8.5
7.5
190
260
141.9
171.9
0.01
0.015
0.015
0.037
8.62
0.022
0.022
0.019
0.105
0.489
0.502
Depth (m)
 0 
 1 
1.5
 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
32
33
34
35
Temp (oC)
28.2
28.2
28.2
28.2
23.1
20.5
18.8
17.8
17.4
17.1
17
16.9
16.8
DO (mg/L)
10
9.9
9.9
9.9
6
1.6
0.1
0.1
0
0
0
0
0
                                                                           
% Water Column Oxic: 36.4
  
Blue-Green Dominance (% of NU): 23
  
          Carlson TSI: 49
                    Indiana TSI: 8
                                                                           
Blue-Greens (#/L): 394   Greens (#/L): 135   Diatoms (#/L): 0   Other Algae (#/L): 990   Rotifers (#/L): 79   Zooplankton (#/L): 122.1
 
 

2004

          
Sample Location: Deep Hole
Sample Date: 2004-07-07
Year
Max Depth
(m)
Secchi
(m)
Light 3'
(%)
1% Light Level
(ft)
DO @5'
(%)
pH
Epi
pH
Hypo
Cond
Epi
Cond
Hypo
Alk
Epi
Alk
Hypo
SRP
Epi
SRP
Hypo
TP
Epi
TP
Hypo
Chl-a
(ug/L)
NO3
Epi
NO3
Hypo
NH3
Epi
NH3
Hypo
TKN
Epi
TKN
Hypo
2004
11.3
1
50
12
96.5
8.4
7.5
509
437.9
137
209
0.01
0.082
0.038
0.118
3.72
0.013
0.013
0.074
1.756
0.897
2.275
Depth (m)
 0 
 1 
1.5
 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
32
33
34
35
Temp (oC)
26.1
26.2
26.1
26.1
26.1
23.5
21.7
17.1
15.1
12.7
10.2
9.5
9
DO (mg/L)
8.75
8.66
8.4
8.35
7.89
3.9
0.7
0.03
0.01
0
0
0
0
                                                                           
% Water Column Oxic: 36
  
Blue-Green Dominance (% of NU): 48.3
  
          Carlson TSI: 53
                    Indiana TSI: 22
                                                                           
Blue-Greens (#/L): 837   Greens (#/L): 212   Diatoms (#/L): 37   Other Algae (#/L): 556   Rotifers (#/L): 62   Zooplankton (#/L): 28.6
 
 

2011

          
Sample Location: Deep Hole
Sample Date: 2011-08-01
Year
Max Depth
(m)
Secchi
(m)
Light 3'
(%)
1% Light Level
(ft)
DO @5'
(%)
pH
Epi
pH
Hypo
Cond
Epi
Cond
Hypo
Alk
Epi
Alk
Hypo
SRP
Epi
SRP
Hypo
TP
Epi
TP
Hypo
Chl-a
(ug/L)
NO3
Epi
NO3
Hypo
NH3
Epi
NH3
Hypo
TKN
Epi
TKN
Hypo
2011
12.5
1.8
15
14.8
117
8.6
7.4
527
397.8
124
190
0.01
0.115
0.014
0.147
4.41
0.013
0.013
0.018
1.512796
0.802214
1.934141
Depth (m)
 0 
 1 
1.5
 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
32
33
34
35
Temp (oC)
30.6
30.6
30.6
30.6
28.5
26.7
23.4
19.4
16.1
12.3
11.2
10.3
9.9
DO (mg/L)
8.8
8.7
8.7
8
8.3
5.5
2
1
0
0
0
0
0
                                                                           
% Water Column Oxic: 48
  
Blue-Green Dominance (% of NU): 82.9
  
Blue-Green Dominance (% of cells): 91.4
           Carlson TSI: 46
                   
                                                                           
Blue-Greens (#/L): 34201615   Greens (#/L): 3071632   Diatoms (#/L): 126479   Other Algae (#/L): 0   Rotifers (#/L): 17   Zooplankton (#/L): 43.1
Blue-Greens (cells/L): 34202   Greens (cells/L): 6948   Diatoms (cells/L): 126   Other Algae (cells/L): 0   Rotifers (cells/L): 0.0168   Zooplankton (cells/L): 0.0431
 
 

2012

          
Sample Location: Deep Hole
Sample Date: 2012-07-18
Year
Max Depth
(m)
Secchi
(m)
Light 3'
(%)
1% Light Level
(ft)
DO @5'
(%)
pH
Epi
pH
Hypo
Cond
Epi
Cond
Hypo
Alk
Epi
Alk
Hypo
SRP
Epi
SRP
Hypo
TP
Epi
TP
Hypo
Chl-a
(ug/L)
NO3
Epi
NO3
Hypo
NH3
Epi
NH3
Hypo
TKN
Epi
TKN
Hypo
2012
12.5
2.7
67.6
21.3
46.7
8.6
7.5
573
393.5
128
184
0.01
0.082
0.017
0.134
3.79
0.022
0.022
0.018
1
0.652
1.77
Depth (m)
 0 
 1 
1.5
 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
32
33
34
35
Temp (oC)
29.8
29.6
29.5
29.4
28.1
26.6
24.3
21.3
18.5
13.8
11.6
10
9
8.7
DO (mg/L)
3.66
3.73
3.66
3.33
3.47
3.51
3.59
3.41
2.22
0.11
0.04
0.02
0.01
0
                                                                           
% Water Column Oxic: 58.3
  
Blue-Green Dominance (% of NU): 51
  
Blue-Green Dominance (% of cells): 8.1
           Carlson TSI: 52
                   
                                                                           
Blue-Greens (#/L): 6677   Greens (#/L): 48072   Diatoms (#/L): 20030   Other Algae (#/L): 6677   Rotifers (#/L): 446   Zooplankton (#/L): 376
Blue-Greens (cells/L): 130   Greens (cells/L): 98   Diatoms (cells/L): 20   Other Algae (cells/L): 7   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2014

          
Sample Location: Deep Hole
Sample Date: 2014-07-01
Year
Max Depth
(m)
Secchi
(m)
Light 3'
(%)
1% Light Level
(ft)
DO @5'
(%)
pH
Epi
pH
Hypo
Cond
Epi
Cond
Hypo
Alk
Epi
Alk
Hypo
SRP
Epi
SRP
Hypo
TP
Epi
TP
Hypo
Chl-a
(ug/L)
NO3
Epi
NO3
Hypo
NH3
Epi
NH3
Hypo
TKN
Epi
TKN
Hypo
2014
12
2.8
8.3
7.2
540
637
127
176
0.01
0.054
0.014
0.113
3.845
0.013
0.013
0.065
1.017
0.511
1.458
Depth (m)
 0 
 1 
1.5
 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
32
33
34
35
Temp (oC)
26.25
26.36
26.32
26.33
25.63
18.66
14.76
13.11
10.17
8.83
8.35
8.08
DO (mg/L)
7.67
7.7
7.84
7.9
8.04
9.45
9.95
7.66
2.96
1.09
1.06
0.45
                                                                           
% Water Column Oxic:
 
Blue-Green Dominance (% of NU): 16.7
  
Blue-Green Dominance (% of cells): 4
           Carlson TSI: 51
                   
                                                                           
Blue-Greens (#/L): 1336   Greens (#/L): 18829   Diatoms (#/L): 7344   Other Algae (#/L): 5208   Rotifers (#/L): 495   Zooplankton (#/L): 102
Blue-Greens (cells/L): 14   Greens (cells/L): 58   Diatoms (cells/L): 7   Other Algae (cells/L): 5   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2015

          
Sample Location: deep hole
Sample Date: 2015-07-28
Year
Max Depth
(m)
Secchi
(m)
Light 3'
(%)
1% Light Level
(ft)
DO @5'
(%)
pH
Epi
pH
Hypo
Cond
Epi
Cond
Hypo
Alk
Epi
Alk
Hypo
SRP
Epi
SRP
Hypo
TP
Epi
TP
Hypo
Chl-a
(ug/L)
NO3
Epi
NO3
Hypo
NH3
Epi
NH3
Hypo
TKN
Epi
TKN
Hypo
2015
13
2.624
9.26
10.66
8.2
7.4
570
695
140
195
0.01
0.24
0.035
0.277
5.17
0.013
0.013
0.018
1.843
0.6345
2.87
Depth (m)
 0 
 1 
1.5
 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
32
33
34
35
Temp (oC)
27.45
27.46
27.47
26.01
23
19.9
14.81
11.86
9.99
9.17
8.35
7.97
7.76
DO (mg/L)
7.82
7.95
7.99
6.42
3.47
0.65
0.65
0.55
0.43
0.43
0.39
0.34
0.31
                                                                           
% Water Column Oxic: 30.77
  
Blue-Green Dominance (% of NU):
 
Blue-Green Dominance (% of cells):
          Carlson TSI: 57
                   
                                                                           
Blue-Greens (#/L):   Greens (#/L):   Diatoms (#/L):   Other Algae (#/L):   Rotifers (#/L):   Zooplankton (#/L):
Blue-Greens (cells/L):   Greens (cells/L):   Diatoms (cells/L):   Other Algae (cells/L):   Rotifers (cells/L):   Zooplankton (cells/L):
 
 

 

In 2011 CLP changed plankton sampling methods, thus the Indiana TSI is no longer calculated.
Epi
 Epilimnion
Alk
 Alkalinity (mg CaCO3/L)
DO
 Dissolved Oxygen (mg/L)
NH3
 Ammonia (mg-N/L)
SRP
 Soluable Reactive Phosphorus (mg-P/L)
Hypo
 Hypolimnion
Chl-a
 Chlorophyll-a (ug/L)
Light 3'
 Percent light penetration at 3ft
NO3
 Nitrate (mg-N/L)
TP
 Total Phosphorus (mg-P/L)
   
Cond
 Conductivity
1% Light Level
 Depth of the 1% light level (ft)
TKN
 Total Kjeldahl Nitrogen (mg-N/L)
Temp
 Temperature (oC)