Clean Lakes Program: Black Pond - Kosciusko County

 

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Indiana Clean Lakes Program Lake Report

Black Pond

 

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
12.5
0.5
0
1.7
90
9.1
9.1
130
130
81
81
0.01
0.01
0.01
0.053
5.92
0.022
0.022
0.023
0.023
0.854
0.854
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)
21
21
DO (mg/L)
8.3
8
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 71
 
          Carlson TSI: 52
                    Indiana TSI: 25
                                                                           
Blue-Greens (#/L): 5933   Greens (#/L): 345   Diatoms (#/L): 1725   Other Algae (#/L): 138   Rotifers (#/L): 0   Zooplankton (#/L): 239
 
 

2004

         
Sample Location: Deep Hole
Sample Date: 2004-07-06
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
1.5
1.45
35
8
41.5
7.7
300
147
0.01
0.061
13.51
0.013
0.055
0.781
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)
29.9
26.5
25.3
DO (mg/L)
7.09
5.16
3.45
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 66.1
 
          Carlson TSI: 58
                    Indiana TSI: 24
                                                                           
Blue-Greens (#/L): 1886   Greens (#/L): 56   Diatoms (#/L): 183   Other Algae (#/L): 597   Rotifers (#/L): 119   Zooplankton (#/L): 10.9
 
 

 

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)