Clean Lakes Program: Monroe (Upper) - Monroe County

 

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Indiana Clean Lakes Program Lake Report

Monroe (Upper)

 

Monroe County

1990

         
Sample Location: Deep Hole
Sample Date: 1990-06-26
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
4.3
1
55
13
103
7.8
7.1
115
110
26.7
27.8
0.01
0.01
0.029
0.036
0.069
0.075
0.018
0.038
0.692
0.658
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
23.9
23
22.3
21.5
DO (mg/L)
8.8
8.6
7.8
6.4
4.7
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 1
 
          Carlson TSI: 57
                    Indiana TSI: 14
                                                                           
Blue-Greens (#/L): 175   Greens (#/L): 16447   Diatoms (#/L): 1949   Other Algae (#/L): 176   Rotifers (#/L): 103   Zooplankton (#/L): 85
 
 

1996

         
Sample Location: Deep Hole
Sample Date: 1996-08-27
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
4.3
0.8
17
8
101.6
8.22
6.81
135
150
38.2
64.1
0.01
0.145
0.035
0.185
13.36
0.022
0.022
0.018
1.29
0.643
1.471
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
27
27
26.9
26.5
25.5
24.8
23.5
21
19
18.2
18
DO (mg/L)
8.3
8.1
8.1
8.1
3.4
0.8
0.1
0.1
0.1
0.1
0.01
0.01
                                                                           
% Water Column Oxic: 83
 
Blue-Green Dominance (% of NU): 92
 
          Carlson TSI: 58
                    Indiana TSI: 31
                                                                           
Blue-Greens (#/L): 11874   Greens (#/L): 0   Diatoms (#/L): 295   Other Algae (#/L): 616   Rotifers (#/L): 27   Zooplankton (#/L): 61
 
 

2004

         
Sample Location: Deep Hole
Sample Date: 2004-06-21
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
10.4
0.65
22
10
98.6
7.7
6.8
145.3
139.6
35
44
0.014
0.022
0.064
0.069
7.45
0.02
0.018
0.021
0.517
0.402
0.666
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)
27.5
27.4
27.3
27.3
26.9
26.1
25.8
24.8
24.1
23.6
20
19.4
DO (mg/L)
8.23
8.2
8.1
8.2
6.48
2.17
1.91
0.35
0.01
0
0
0
                                                                           
% Water Column Oxic: 50
 
Blue-Green Dominance (% of NU): 0.4
 
          Carlson TSI: 60
                    Indiana TSI: 17
                                                                           
Blue-Greens (#/L): 37   Greens (#/L): 7013   Diatoms (#/L): 929   Other Algae (#/L): 818   Rotifers (#/L): 310   Zooplankton (#/L): 67
 
 

2005

         
Sample Location: Upper
Sample Date: 2005-06-20
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
9.4
0.6
12
7.5
101
7.8
7.1
122.1
119.7
33.5
44
0.013
0.022
14.11
0.013
0.013
0.018
0.344
0.915
0.813
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)
27.4
25.3
25
24.9
24.3
23.8
22.2
20.3
19
17.8
17.3
DO (mg/L)
8.1
8.7
8.4
7.8
4.7
3.3
0.5
0
0
0
0
                                                                           
% Water Column Oxic: 42.6
 
Blue-Green Dominance (% of NU): 0
 
          Carlson TSI: 0
                    Indiana TSI: 0
                                                                           
Blue-Greens (#/L): 0   Greens (#/L): 1030   Diatoms (#/L): 23   Other Algae (#/L): 0   Rotifers (#/L): 0   Zooplankton (#/L): 0
 
 

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
9.5
0.3
2
4
96
8.7
7.4
148
160
42
67.5
0.01
0.299
0.061
0.337
27.59
0.013
0.013
0.028
1.309
0.691
1.729
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)
29.4
29.2
28.8
28.5
28
27.8
27.2
25
22.8
20.6
DO (mg/L)
9
8.8
7.3
6.1
3.4
2.2
0.8
0
0
0
                                                                           
% Water Column Oxic: 42.1
 
Blue-Green Dominance (% of NU): 95.5
 
          Carlson TSI: 68
                    Indiana TSI: 37
                                                                           
Blue-Greens (#/L): 26001   Greens (#/L): 493   Diatoms (#/L): 328   Other Algae (#/L): 328   Rotifers (#/L): 0   Zooplankton (#/L): 82.7
 
 

2006

         
Sample Location: Deep Hole
Sample Date: 2006-06-19
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
2006
9
1
68.9
7.3
6.7
136.1
144.3
36.5
50
0.01
0.014
0.04
0.065
6.99
0.013
0.013
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
25.4
25.4
25.3
25.2
24.5
23.5
22.7
21.6
21.1
20.3
19
DO (mg/L)
7
7.2
7.1
7.1
6.3
4.5
2.6
1.3
0.1
0
0
0
                                                                           
% Water Column Oxic: 0.7
 
Blue-Green Dominance (% of NU): 48.7
 
          Carlson TSI: 56
                    Indiana TSI: 0
                                                                           
Blue-Greens (#/L): 9439   Greens (#/L): 5739   Diatoms (#/L): 1192   Other Algae (#/L): 2540   Rotifers (#/L): 408   Zooplankton (#/L): 66.7
 
 

2010

         
Sample Location: Deep Hole
Sample Date: 2010-06-18
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
2010
9.5
0.9
12.1
9.2
88.1
7.8
7
134
119
39
45
0.01
0.011
0.011
0.011
3.5
0.013
0.013
0.055
0.195
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)
28.1
28.2
28
27.8
27.4
26.1
24.3
23.2
20.5
18.8
18.5
DO (mg/L)
7.4
7.1
6.9
6.3
5.3
2.6
2.1
0.5
0.1
0
0
                                                                           
% Water Column Oxic: 53
 
Blue-Green Dominance (% of NU): 52.1
 
Blue-Green Dominance (% of cells): 30.6
          Carlson TSI: 48
                    Indiana TSI: 15
                                                                           
Blue-Greens (#/L): 5713   Greens (#/L): 189   Diatoms (#/L): 11732   Other Algae (#/L): 590   Rotifers (#/L): 283   Zooplankton (#/L): 168.9
Blue-Greens (cells/L): 124   Greens (cells/L): 1   Diatoms (cells/L): 111   Other Algae (cells/L): 1   Rotifers (cells/L): 2   Zooplankton (cells/L): 0
 
 

2012

         
Sample Location: Upper AM
Sample Date: 2012-06-11
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
4.88
1.15
11.5
10.5
98.5
111.7
103.9
0.01
0.01
4.86
0.013
0.013
0.018
0.018
0.612
0.321
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)
26.1
25.7
25.6
25.5
23.6
22.1
DO (mg/L)
8.3
8.06
8.05
7.76
5.3
3.5
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 94.9
 
Blue-Green Dominance (% of cells): 74.7
          Carlson TSI: 0
                   
                                                                           
Blue-Greens (#/L): 2979363   Greens (#/L): 749196   Diatoms (#/L): 139385   Other Algae (#/L): 121962   Rotifers (#/L): 1   Zooplankton (#/L): 33
Blue-Greens (cells/L): 94224   Greens (cells/L): 2613   Diatoms (cells/L): 1342   Other Algae (cells/L): 1150   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2012

         
Sample Location:
Sample Date: 2012-06-11
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
14.63
3.6
19.3
20.5
97.2
107.7
100.1
2.74
0.013
0.013
0.018
0.018
0.452
0.442
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)
26.1
25.8
25.4
25.4
25
22.6
22
20.7
20
18.7
17.4
16.4
15.9
15.7
15.5
15.2
DO (mg/L)
8.1
8.21
8.3
8.35
8.41
7.98
6.6
3.5
1.33
0.26
0.05
0.03
0.03
0.03
0.03
0.03
                                                                           
% Water Column Oxic: 57.1
 
Blue-Green Dominance (% of NU):
 
Blue-Green Dominance (% of cells): 50.6
          Carlson TSI: 0
                   
                                                                           
Blue-Greens (#/L): 43   Greens (#/L): 21   Diatoms (#/L): 14   Other Algae (#/L): 7   Rotifers (#/L):   Zooplankton (#/L):
Blue-Greens (cells/L): 0   Greens (cells/L): 0   Diatoms (cells/L): 0   Other Algae (cells/L): 0   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)