Clean Lakes Program: Cherry - Monroe County

 

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Indiana Clean Lakes Program Lake Report

Cherry

 

Monroe County

1993

         
Sample Location: Deep Hole
Sample Date: 1993-08-24
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
1993
6.1
1.7
30.5
12
67
6.9
6.8
130
105
49.5
138.5
0.01
0.01
0.029
0.052
5.55
0.022
0.022
0.018
1.217
0.23
0.23
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
25.3
24
22.8
20.4
16.2
11.6
8.5
DO (mg/L)
7.9
7.5
5.8
1.4
0.5
9.1
12.8
8.2
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 5
 
          Carlson TSI: 51
                    Indiana TSI: 10
                                                                           
Blue-Greens (#/L): 271   Greens (#/L): 1279   Diatoms (#/L): 246   Other Algae (#/L): 2435   Rotifers (#/L): 1731   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
6.1
2.2
21.8
12.14
108.5
8.39
7.33
66
82.4
0.01
0.01
0.015
0.02
0.57
0.046
0.046
0.018
0.018
0.283
0.461
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
26.5
26.2
26
24.1
17.1
12.9
11
DO (mg/L)
9.1
8.9
8.8
8.5
9.2
1.1
0.4
0.4
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 15
 
          Carlson TSI: 39
                    Indiana TSI: 7
                                                                           
Blue-Greens (#/L): 2432   Greens (#/L): 2138   Diatoms (#/L): 42   Other Algae (#/L): 11446   Rotifers (#/L): 293   Zooplankton (#/L): 30
 
 

2001

         
Sample Location: Deep Hole
Sample Date: 2001-07-18
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
6.1
2.8
31
12
91
8.2
7.2
235
214
81
99
0.01
0.01
0.01
0.013
3.05
0.013
0.013
0.018
0.507
0.475
0.508
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)
28.3
27.7
27.2
26.6
24.1
17.6
12.6
10.3
DO (mg/L)
7.2
7.4
7.2
6.8
4.1
0.6
0.6
0.3
                                                                           
% Water Column Oxic: 50
 
Blue-Green Dominance (% of NU): 6
 
          Carlson TSI: 41
                    Indiana TSI: 7
                                                                           
Blue-Greens (#/L): 999   Greens (#/L): 1677   Diatoms (#/L): 36   Other Algae (#/L): 12771   Rotifers (#/L): 54   Zooplankton (#/L): 53.6
 
 

2005

         
Sample Location: Deep Hole
Sample Date: 2005-08-18
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
2005
5.5
2.2
17
12.5
91
8.5
7.8
198
230
84
70
0.01
0.01
0.01
0.022
3.15
0.013
0.013
0.018
0.039
0.311
0.393
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)
27.3
27.2
27.2
26.9
26.6
23.9
DO (mg/L)
7.3
7.4
7.4
6.4
5.4
1
                                                                           
% Water Column Oxic: 72.7
 
Blue-Green Dominance (% of NU): 6.9
 
          Carlson TSI: 43
                    Indiana TSI: 5
                                                                           
Blue-Greens (#/L): 142   Greens (#/L): 1642   Diatoms (#/L): 81   Other Algae (#/L): 61   Rotifers (#/L): 81   Zooplankton (#/L): 47.1
 
 

 

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)