Clean Lakes Program: John Hay - Washington County

 

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Indiana Clean Lakes Program Lake Report

John Hay

 

Washington County

1990

         
Sample Location: Deep Hole
Sample Date: 1990-07-31
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
8.5
3.3
57
20.5
87
7.8
7.1
250
320
105
192.1
0.01
0.01
0.01
0.055
0.187
0.131
0.076
2.257
1.101
0.494
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
26
25
21
16
13
11
10.5
DO (mg/L)
7.1
7.05
6.4
6.9
1.2
1.1
0.5
0.4
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 5
 
          Carlson TSI: 40
                    Indiana TSI: 11
                                                                           
Blue-Greens (#/L): 248   Greens (#/L): 110   Diatoms (#/L): 395   Other Algae (#/L): 3917   Rotifers (#/L): 138   Zooplankton (#/L): 0
 
 

1996

         
Sample Location: Deep Hole
Sample Date: 1996-07-30
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
1996
8.5
3.9
55
19.5
109.5
8.39
7.36
249
245
102.9
136.1
0.01
0.01
0.033
0.074
3.99
0.022
0.022
0.018
0.284
0.373
1.017
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)
26.8
26.8
26.5
26.5
26.2
23.2
17.5
13.5
11.8
DO (mg/L)
9
8.8
8.8
8.8
8.8
9.3
1.1
0.04
0.02
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 87
 
          Carlson TSI: 46
                    Indiana TSI: 17
                                                                           
Blue-Greens (#/L): 12837   Greens (#/L): 40   Diatoms (#/L): 159   Other Algae (#/L): 1674   Rotifers (#/L): 100   Zooplankton (#/L): 7
 
 

2002

         
Sample Location: Deep Hole
Sample Date: 2002-07-15
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
2002
8.5
4.1
64
18
114
8.3
7.6
265
290
111
147
0.01
0.01
0.027
0.075
0.01
0.013
0.013
0.067
0.467
2.212
1.098
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
27.7
27.5
27.4
26.8
19.4
15.1
12.8
11.8
10.8
DO (mg/L)
8.9
9.2
9
8.8
6.7
6.7
1
0.7
0.3
0.3
                                                                           
% Water Column Oxic: 58.6
 
Blue-Green Dominance (% of NU): 92
 
          Carlson TSI: 26
                    Indiana TSI: 34
                                                                           
Blue-Greens (#/L): 89813   Greens (#/L): 2185   Diatoms (#/L): 474   Other Algae (#/L): 3970   Rotifers (#/L): 831   Zooplankton (#/L): 49
 
 

2009

         
Sample Location: Deep Hole
Sample Date: 2009-08-17
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
2009
8.23
2.7
24.39
15
127.5
8.6
7.3
235.5
274.8
103.7
182.1
0.01
0.01
0.01
0.014
4.745
0.013
0.018
0.035
1.09
0.32
1.65
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
28.8
28.7
28.6
26
23.1
20.8
17.1
13.6
DO (mg/L)
10
9.8
9.7
9.4
10
1.5
0.05
0.01
0.01
                                                                           
% Water Column Oxic: 36.45
 
Blue-Green Dominance (% of NU): 93.8
 
          Carlson TSI: 43
                    Indiana TSI: 36
                                                                           
Blue-Greens (#/L): 107448   Greens (#/L): 520   Diatoms (#/L): 5884   Other Algae (#/L): 440   Rotifers (#/L): 200   Zooplankton (#/L): 66.2
 
 

2011

         
Sample Location: Deep Hole
Sample Date: 2011-07-19
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
2011
8.53
2.7
52.12
16.5
122.3
8.75
7.6
231
260.1
99
174
0.01
0.01
0.01
0.035
5.07
0.013
0.034133
0.018
0.446734
0.462564
0.857758
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)
30.1
30
29.9
29.8
26.6
21.7
18
14.7
12.6
11.7
DO (mg/L)
9.5
8.9
8.5
7.8
11.2
3.3
0.1
0.02
0.02
0.01
                                                                           
% Water Column Oxic: 46.9
 
Blue-Green Dominance (% of NU): 20
 
Blue-Green Dominance (% of cells): 37.1
          Carlson TSI: 43
                   
                                                                           
Blue-Greens (#/L): 727397   Greens (#/L): 700785   Diatoms (#/L): 283862   Other Algae (#/L): 248380   Rotifers (#/L): 17   Zooplankton (#/L): 34
Blue-Greens (cells/L): 1303   Greens (cells/L): 449   Diatoms (cells/L): 478   Other Algae (cells/L): 248   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2012

         
Sample Location: Deep Hole
Sample Date: 2012-07-09
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
7.62
2.6
32.82
18
44.2
7.2
7.2
230
273
101
171
0.01
0.01
0.016
0.073
5.29
0.013
0.013
0.018
0.132
0.604
0.477
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)
30.8
30.9
30.9
30.7
30.2
27
20
16.3
12.9
DO (mg/L)
3.26
3.29
3.27
3.28
3.34
3.6
2.06
0.15
0.05
                                                                           
% Water Column Oxic: 71.4
 
Blue-Green Dominance (% of NU): 55.5
 
Blue-Green Dominance (% of cells): 37
          Carlson TSI: 51
                   
                                                                           
Blue-Greens (#/L): 69880   Greens (#/L): 76815   Diatoms (#/L): 38941   Other Algae (#/L): 3200   Rotifers (#/L): 35   Zooplankton (#/L): 26
Blue-Greens (cells/L): 758   Greens (cells/L): 563   Diatoms (cells/L): 40   Other Algae (cells/L): 4   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2015

         
Sample Location: deep hole
Sample Date: 2015-08-03
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
2015
7.9
2.8
30.56
15.088
8.5
7.2
253
374
112.5
160
0.01
0.01
0.039
0.085
0.072
0.091
0.0555
0.622
0.43
1.654
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)
29.28
28.87
28.67
26.85
23.09
18.16
13.3
DO (mg/L)
8.65
9.8
9.95
10.01
7.11
4.15
2.37
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU):
 
Blue-Green Dominance (% of cells):
          Carlson TSI: 0
                   
                                                                           
Blue-Greens (#/L):   Greens (#/L):   Diatoms (#/L):   Other Algae (#/L):   Rotifers (#/L):   Zooplankton (#/L):
Blue-Greens (cells/L):   Greens (cells/L):   Diatoms (cells/L):   Other Algae (cells/L):   Rotifers (cells/L):   Zooplankton (cells/L):
 
 

 

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)