Clean Lakes Program: Hill - Kosciusko County

 

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Indiana Clean Lakes Program Lake Report

Hill

 

Kosciusko County

1994

         
Sample Location: Deep Hole
Sample Date: 1994-08-23
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
10.7
2.9
28
19.5
110
8.6
7.1
335
375
111.5
232.1
0.01
0.11
0.01
0.142
4.71
0.022
0.022
0.019
3.035
0.359
3.356
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)
26.2
25.5
25
24.8
24.2
23.8
22
18.5
18
13
12.5
DO (mg/L)
8.9
9.1
9.1
9.4
9.2
7.7
4.5
0.3
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 69
 
Blue-Green Dominance (% of NU): 83
 
          Carlson TSI: 43
                    Indiana TSI: 27
                                                                           
Blue-Greens (#/L): 5877   Greens (#/L): 70   Diatoms (#/L): 42   Other Algae (#/L): 905   Rotifers (#/L): 0   Zooplankton (#/L): 159
 
 

1998

         
Sample Location: Deep Hole
Sample Date: 1998-07-21
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
10.7
1.5
46
15.5
119
8.72
7.33
342
385
117.9
201.7
0.01
0.084
0.034
0.156
3.31
0.022
0.022
0.04
1.74
0.685
2.597
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)
29.2
29.1
29
28.8
27.2
23.5
18.8
15.9
14.2
13.3
12.9
DO (mg/L)
9.09
9.1
8.97
8.95
5.4
1.17
0.43
0.02
0.01
0.01
0.01
                                                                           
% Water Column Oxic: 66.7
 
Blue-Green Dominance (% of NU): 57
 
          Carlson TSI: 50
                    Indiana TSI: 33
                                                                           
Blue-Greens (#/L): 4315   Greens (#/L): 387   Diatoms (#/L): 1902   Other Algae (#/L): 599   Rotifers (#/L): 352   Zooplankton (#/L): 41.7
 
 

2004

         
Sample Location: Deep Hole
Sample Date: 2004-07-13
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
9.7
1
62
16.2
144
8.7
8.6
374
367
129
133
0.012
0.013
0.024
0.036
5.24
0.105
0.109
0.039
0.074
0.726
0.796
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)
27.8
27.4
26.8
26.7
25.6
24.5
22.1
18.3
16.2
15
13.4
DO (mg/L)
11.5
11.5
11.5
11.2
11.4
7.7
0.9
0.3
0
0
0
                                                                           
% Water Column Oxic: 44
 
Blue-Green Dominance (% of NU): 65
 
          Carlson TSI: 52
                    Indiana TSI: 29
                                                                           
Blue-Greens (#/L): 7784   Greens (#/L): 380   Diatoms (#/L): 3117   Other Algae (#/L): 642   Rotifers (#/L): 40   Zooplankton (#/L): 13.8
 
 

2008

         
Sample Location: Deep Hole
Sample Date: 2008-07-17
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
2008
9
1.8
21.3
15.7
122.5
8.7
7.1
301
433
121
188.5
0.01
0.01
0.022
0.06
2.78
0.013
0.013
0.116
2.667
0.705
0.632
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
27.8
27.4
26.8
26
23.5
19.4
14.6
12.5
11.3
DO (mg/L)
9.6
9.8
9.4
11.2
9.1
2.6
4.3
0.3
0.4
0.4
0.3
                                                                           
% Water Column Oxic: 55.5
 
Blue-Green Dominance (% of NU): 87.5
 
          Carlson TSI: 47
                    Indiana TSI: 27
                                                                           
Blue-Greens (#/L): 6964   Greens (#/L): 325   Diatoms (#/L): 81   Other Algae (#/L): 406   Rotifers (#/L): 135   Zooplankton (#/L): 43.6
 
 

 

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)