Clean Lakes Program: Mohawk (Glendora) - Sullivan County

 

Go back to the Indiana Clean Lakes Website

Go back to the Indiana Map to select another county

Indiana Clean Lakes Program Lake Report

Mohawk (Glendora)

 

Sullivan County

1996

         
Sample Location: Deep Hole
Sample Date: 1996-08-26
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
1996
15.2
2
50
19
99
8.31
7.75
1700
1150
214.4
296.5
0.01
0.415
0.028
0.393
0.02
0.01
0.01
0.012
2.086
0.271
2.477
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)
29
27.5
27.2
27
26.5
25.2
23.5
20.8
14.2
11.2
10.5
9.5
8.8
8
8
7.8
7.5
7.5
DO (mg/L)
8.1
7.9
7.9
8.1
7.3
5
2.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 82
 
          Carlson TSI: 31
                    Indiana TSI: 25
                                                                           
Blue-Greens (#/L): 1578   Greens (#/L): 0   Diatoms (#/L): 61   Other Algae (#/L): 224   Rotifers (#/L): 51   Zooplankton (#/L): 17
 
 

1996

         
Sample Location: Deep Hole
Sample Date: 1996-08-26
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
1996
15.2
2
50
19
99.12
8.31
7.75
1700
1150
214.4
296.5
0.01
0.415
0.028
0.393
0.02
0.022
0.022
0.018
2.086
0.271
2.477
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)
29
27.5
27.2
27
26.5
25.2
23.5
20.8
14.2
11.2
10.5
9.5
8.8
8
8
7.8
7.5
7.5
DO (mg/L)
8.1
7.9
7.9
8.1
7.3
5
2.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 82
 
          Carlson TSI: 31
                    Indiana TSI: 25
                                                                           
Blue-Greens (#/L): 1578   Greens (#/L): 0   Diatoms (#/L): 61   Other Algae (#/L): 224   Rotifers (#/L): 51   Zooplankton (#/L): 17
 
 

1999

         
Sample Location: Deep Hole
Sample Date: 1999-08-09
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
1999
15.2
1
14
15
101
8.1
7.7
1540
994
204
262
0.01
0.016
0.041
0.068
3.46
0.022
0.022
0.018
0.365
0.672
1.291
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
26.8
26.8
26.7
26.2
24.8
20
16.4
13.2
11.2
9.9
9.2
8.9
8.6
8.2
7.9
7.7
DO (mg/L)
7.8
8.03
8.05
7.34
6.25
3.38
0.79
0.26
0.27
0.29
0.3
0.3
0.3
0.3
0.31
0.31
0.32
                                                                           
% Water Column Oxic: 33
 
Blue-Green Dominance (% of NU): 54
 
          Carlson TSI: 54
                    Indiana TSI: 27
                                                                           
Blue-Greens (#/L): 151   Greens (#/L): 10   Diatoms (#/L): 39   Other Algae (#/L): 39   Rotifers (#/L): 39   Zooplankton (#/L): 5.6
 
 

2008

         
Sample Location: Deep Hole
Sample Date: 2008-08-19
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
2008
15.24
1.1
25.1
13.5
100.4
8.3
7.6
812
883
198
222
0.01
0.239
0.024
0.256
5.77
0.013
0.013
0.041
1.292
0.542
1.803
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)
27.92
27.61
27.2
26.65
26.51
25.8
22.32
17.9
14.83
13.55
13.1
12.2
11.91
11.62
11.08
10.85
DO (mg/L)
7.88
7.83
7.85
7.81
7.81
5.63
0.62
0.43
0.39
0.38
0.37
0.36
0.35
0.34
0.35
0.34
                                                                           
% Water Column Oxic: 26.2
 
Blue-Green Dominance (% of NU): 83.1
 
          Carlson TSI: 52
                    Indiana TSI: 35
                                                                           
Blue-Greens (#/L): 3810   Greens (#/L): 35   Diatoms (#/L): 536   Other Algae (#/L): 175   Rotifers (#/L): 23   Zooplankton (#/L): 6.1
 
 

 

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)