Clean Lakes Program: Reservoir 26 - Sullivan County

 

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Indiana Clean Lakes Program Lake Report

Reservoir 26

 

Sullivan County

1990

         
Sample Location: Deep Hole
Sample Date: 1990-07-25
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
1990
4.6
0.8
11
6.7
67
9.1
7.9
450
425
137.4
139.7
0.077
0.184
0.206
0.276
0.24
0.183
0.022
0.101
3.207
3.108
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
23.5
22
DO (mg/L)
4.5
5.6
0.1
                                                                           
% Water Column Oxic: 75
 
Blue-Green Dominance (% of NU): 9
 
          Carlson TSI: 72
                    Indiana TSI: 23
                                                                           
Blue-Greens (#/L): 295   Greens (#/L): 147   Diatoms (#/L): 0   Other Algae (#/L): 1398   Rotifers (#/L): 1547   Zooplankton (#/L): 0
 
 

1996

         
Sample Location: Deep Hole
Sample Date: 1996-08-19
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
1996
4.6
2.6
59
8.5
82
3.41
2100
0.01
0.028
2.29
0.022
2.85
13.794
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)
29.6
28.9
28.8
28.2
DO (mg/L)
6.3
6.3
6.3
6.2
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 14
 
          Carlson TSI: 46
                    Indiana TSI: 10
                                                                           
Blue-Greens (#/L): 186   Greens (#/L): 0   Diatoms (#/L): 372   Other Algae (#/L): 310   Rotifers (#/L): 402   Zooplankton (#/L): 19
 
 

2001

         
Sample Location: Deep Hole
Sample Date: 2001-07-23
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
2001
4.6
0.5
6
4.5
23
9.35
8
620
620
71
90
0.01
0.01
0.053
0.071
13.01
0.013
0.013
0.018
0.435
2.002
2.15
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)
32.6
29.3
28.3
26.8
25.1
DO (mg/L)
8.2
8
1.8
0.2
0.1
                                                                           
% Water Column Oxic: 50
 
Blue-Green Dominance (% of NU): 96
 
          Carlson TSI: 62
                    Indiana TSI: 33
                                                                           
Blue-Greens (#/L): 40243   Greens (#/L): 117   Diatoms (#/L): 0   Other Algae (#/L): 1345   Rotifers (#/L): 292   Zooplankton (#/L): 102.5
 
 

2008

         
Sample Location: Deep Hole
Sample Date: 2008-07-28
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
2008
3.05
0.4
0.6
2.3
47.2
9.3
327
115
0.014
0.14
83.61
0.035
0.028
3.419
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)
31.9
28.5
27.9
26.5
DO (mg/L)
11.9
10.2
3.5
0.5
                                                                           
% Water Column Oxic: 49.2
 
Blue-Green Dominance (% of NU): 95.6
 
          Carlson TSI: 74
                    Indiana TSI: 34
                                                                           
Blue-Greens (#/L): 48754   Greens (#/L): 1035   Diatoms (#/L): 259   Other Algae (#/L): 323   Rotifers (#/L): 582   Zooplankton (#/L): 56.2
 
 

2012

         
Sample Location: Deep Hole
Sample Date: 2012-07-04
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
3.05
0.95
4.13
4.92
60.7
8.5
523
493.9
129
0.01
0.056
16.1
0.013
0.018
1.381
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)
35
34.4
31.5
30.7
DO (mg/L)
4.47
4.51
4.41
3.76
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 99
 
Blue-Green Dominance (% of cells): 87.1
          Carlson TSI: 60
                   
                                                                           
Blue-Greens (#/L): 8553646   Greens (#/L): 363213   Diatoms (#/L): 762745   Other Algae (#/L): 145284   Rotifers (#/L): 3   Zooplankton (#/L): 28
Blue-Greens (cells/L): 208049   Greens (cells/L): 1144   Diatoms (cells/L): 762   Other Algae (cells/L): 146   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2014

         
Sample Location: Deep Hole
Sample Date: 2014-07-15
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
2014
3.35
0.6
0
1
8.2
7.8
345
387
125
147
0.013
0.197
0.131
0.301
32.66
0.018
0.692
1.297
1.398
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
28.33
28.11
24.99
DO (mg/L)
8.79
7.68
6.48
0.32
                                                                           
% Water Column Oxic:
 
Blue-Green Dominance (% of NU): 90.6
 
Blue-Green Dominance (% of cells): 47.8
          Carlson TSI: 71
                   
                                                                           
Blue-Greens (#/L): 42458   Greens (#/L): 34047   Diatoms (#/L):   Other Algae (#/L): 10414   Rotifers (#/L): 1926   Zooplankton (#/L): 31
Blue-Greens (cells/L): 445   Greens (cells/L): 34   Diatoms (cells/L):   Other Algae (cells/L): 11   Rotifers (cells/L): 1   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)