Indiana Clean Lakes Program Lake Report |
Robinson |
Kosciusko County |
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1998 |
Sample Location: Deep Hole |
Sample Date: 1998-07-07 |
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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 |
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1998 |
15.5 |
0.9 |
11 |
7
|
85 |
8.39 |
7.57 |
600 |
420 |
153.1 |
206.8 |
0.01 |
0.11 |
0.081 |
0.197 |
27.21 |
0.681 |
0.573 |
0.029 |
0.989 |
1.015 |
1.459 |
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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) |
25.4 |
25.2 |
25 |
24.9 |
23.9 |
20.2 |
13.2 |
9 |
7 |
6.5 |
6 |
5.1 |
4 |
3.8 |
3.5 |
3.5 |
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DO (mg/L) |
9.8 |
8.4 |
6.9 |
5.9 |
2.6 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
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% Water Column Oxic: 21.4 |
Blue-Green Dominance (% of NU): 54 |
Carlson TSI: 64 | |||||||||||||||||||||||||||||||||||
| Indiana TSI: 38 | |||||||||||||||||||||||||||||||||||||
| Blue-Greens (#/L): 4328 | Greens (#/L): 276 | Diatoms (#/L): 875 | Other Algae (#/L): 1888 | Rotifers (#/L): 552 | Zooplankton (#/L): 96 | ||||||||||||||||||||||||||||||||
2003 |
Sample Location: Deep Hole |
Sample Date: 2003-08-19 |
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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 |
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2003 |
15.24 |
1 |
27 |
8
|
102 |
8.4 |
7.4 |
455.8 |
372.6 |
155 |
238 |
0.01 |
0.825 |
0.037 |
0.944 |
13.4 |
1.549 |
0.013 |
0.066 |
3.612 |
1.25 |
4.644 |
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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) |
27.1 |
26.6 |
26.4 |
26.3 |
25.4 |
24.3 |
19.9 |
14.3 |
11 |
8.3 |
7.6 |
7 |
6.4 |
5.8 |
5.6 |
5.4 |
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DO (mg/L) |
8.7 |
8.5 |
8.1 |
7.3 |
2.7 |
0.8 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|||||||||||||||||||||
% Water Column Oxic: 19.7 |
Blue-Green Dominance (% of NU): 46 |
Carlson TSI: 57 | |||||||||||||||||||||||||||||||||||
| Indiana TSI: 33 | |||||||||||||||||||||||||||||||||||||
| Blue-Greens (#/L): 3078 | Greens (#/L): 182 | Diatoms (#/L): 1801 | Other Algae (#/L): 1003 | Rotifers (#/L): 593 | Zooplankton (#/L): 98 | ||||||||||||||||||||||||||||||||
| 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) | ||