Clean Lakes Program: Little Chapman - Kosciusko County

 

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Indiana Clean Lakes Program Lake Report

Little Chapman

 

Kosciusko County

1989

         
Sample Location: Deep Hole
Sample Date: 1989-08-15
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
1989
7.9
1.8
30
14
108
8.9
7.2
790
790
225
297
0.01
0.34
0.04
0.389
2.314
7.303
0.052
3.582
0.997
4.415
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)
24.9
24.6
23.8
22.8
20.8
16.9
14
13
12.5
DO (mg/L)
9.2
8.7
5
1.7
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 44.4
 
Blue-Green Dominance (% of NU): 42
 
          Carlson TSI: 55
                    Indiana TSI: 24
                                                                           
Blue-Greens (#/L): 484   Greens (#/L): 88   Diatoms (#/L): 220   Other Algae (#/L): 110   Rotifers (#/L): 248   Zooplankton (#/L): 0
 
 

1994

         
Sample Location: Deep Hole
Sample Date: 1994-08-15
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
7.9
1.4
23
11
106
8.6
7.5
370
370
124
196.5
0.01
0.253
0.01
0.3
15.13
0.022
0.022
0.018
1.989
0.443
2.607
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)
25.5
25
25
24
23
23
23
20
17
15.5
DO (mg/L)
9
8.9
8.8
8.5
7.5
6.1
2.1
0
0
0
                                                                           
% Water Column Oxic: 65
 
Blue-Green Dominance (% of NU): 35
 
          Carlson TSI: 50
                    Indiana TSI: 26
                                                                           
Blue-Greens (#/L): 6544   Greens (#/L): 8725   Diatoms (#/L): 694   Other Algae (#/L): 1339   Rotifers (#/L): 0   Zooplankton (#/L): 1261
 
 

1998

         
Sample Location: Deep Hole
Sample Date: 1998-06-30
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
7.9
1.1
27.54
9.6
128
8.6
7.4
370
350
125.5
180
0.01
0.219
0.02
0.246
11.89
0.022
0.022
0.018
0.073
0.548
1.338
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)
26.6
26.6
26.6
26.7
26.7
20.9
16.1
14.7
12.7
11.4
DO (mg/L)
10.2
10.2
10.2
10.3
10.3
2.5
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 50
 
Blue-Green Dominance (% of NU): 53
 
          Carlson TSI: 54
                    Indiana TSI: 37
                                                                           
Blue-Greens (#/L): 27854   Greens (#/L): 1562   Diatoms (#/L): 7810   Other Algae (#/L): 15359   Rotifers (#/L): 0   Zooplankton (#/L): 130.4
 
 

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
8.8
0.7
40
7.2
96.2
8.7
7.7
416
392
143
172
0.01
0.066
0.067
0.123
33.19
0.013
0.013
0.056
0.857
0.941
1.325
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)
25.9
25.8
25.9
25.8
25.7
24.5
22.2
20.6
19
17.1
DO (mg/L)
9.01
8.59
8.88
8.7
7.81
4.4
0.02
0.01
0
0
                                                                           
% Water Column Oxic: 50
 
Blue-Green Dominance (% of NU): 97.3
 
          Carlson TSI: 65
                    Indiana TSI: 44
                                                                           
Blue-Greens (#/L): 97213   Greens (#/L): 1773   Diatoms (#/L): 253   Other Algae (#/L): 471   Rotifers (#/L): 72   Zooplankton (#/L): 98.3
 
 

2010

         
Sample Location: Deep Hole
Sample Date: 2010-08-02
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
2010
9.1
1.2
16.3
11.5
124
8.8
7.3
373
382
134
138
0.01
0.359
0.035
0.452
6.02
0.013
0.013
0.018
3.469
0.841
4.771
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)
29.1
28.9
28.7
28.2
27.2
26.3
22.5
16.4
14.4
13.6
DO (mg/L)
9.4
9.5
9.4
9.4
7.7
2.4
0
0
0
0
                                                                           
% Water Column Oxic: 44
 
Blue-Green Dominance (% of NU): 99.5
 
Blue-Green Dominance (% of cells): 98.4
          Carlson TSI: 53
                    Indiana TSI: 64
                                                                           
Blue-Greens (#/L): 16632830   Greens (#/L): 83331   Diatoms (#/L): 16666   Other Algae (#/L): 166662   Rotifers (#/L): 0   Zooplankton (#/L): 7.3
Blue-Greens (cells/L): 204570   Greens (cells/L): 608   Diatoms (cells/L): 17   Other Algae (cells/L): 317   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2014

         
Sample Location: Deep Hole
Sample Date: 2014-07-07
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
2014
8.84
1
30.37
23
8.6
138
379
471
7.6
177
0.01
0.01
0.033
0.064
10.335
0.013
0.013
0.018
0.442
0.892
1.014
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)
25.73
25.65
25.48
25.43
24.22
20.6
15.76
14.05
DO (mg/L)
8.52
8.31
8.18
8.02
5.5
0.35
0.2
0.15
                                                                           
% Water Column Oxic:
 
Blue-Green Dominance (% of NU): 63.8
 
Blue-Green Dominance (% of cells): 14.8
          Carlson TSI: 58
                   
                                                                           
Blue-Greens (#/L): 11856   Greens (#/L): 34926   Diatoms (#/L): 320   Other Algae (#/L): 32684   Rotifers (#/L): 285   Zooplankton (#/L): 181
Blue-Greens (cells/L): 250   Greens (cells/L): 44   Diatoms (cells/L): 0   Other Algae (cells/L): 98   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

 

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)