Clean Lakes Program: Dewart - Kosciusko 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

Dewart

  

Kosciusko County

1994

          
Sample Location: Deep Hole
Sample Date: 1994-08-01
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
1994
23.5
2.3
40
20
108
8.7
7.7
318
312
124.5
173.5
0.01
0.074
0.01
0.094
1.03
0.022
0.022
0.018
0.765
0.23
0.779
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)
27.2
27.2
27.2
27.2
27.2
27
24.2
22
19.2
16.6
16
15.5
14.5
14.5
14
12.5
12.5
12.5
12
12
12
12
12
12
12
DO (mg/L)
8.7
8.6
8.6
8.6
8.6
8.6
2.1
0.9
0.6
0.4
0.4
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 37
  
Blue-Green Dominance (% of NU): 70
  
          Carlson TSI: 39
                    Indiana TSI: 23
                                                                           
Blue-Greens (#/L): 5072   Greens (#/L): 204   Diatoms (#/L): 136   Other Algae (#/L): 1544   Rotifers (#/L): 0   Zooplankton (#/L): 257
 
 

2000

          
Sample Location: Deep Hole
Sample Date: 2000-08-01
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
2000
23.5
2.2
38
20
106
8.45
7.6
304.8
262.2
116
148
0.016
0.07
0.013
0.058
2.79
0.022
0.022
0.018
0.342
0.624
0.842
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)
25.1
25.1
25.1
25.1
25
24.7
24.2
22
19.6
17
15.2
13.8
12.9
12.3
11.3
11
10.8
10.7
10.6
10.6
10.5
10.5
10.5
10.5
10.5
DO (mg/L)
8.8
8.7
8.75
8.7
8.6
7.9
6.9
0.98
0.23
0.23
0.2
0.17
0.18
0.18
0.18
0.18
0.17
0.16
0.16
0.16
0.16
0.16
0.16
0.15
0.15
                                                                           
% Water Column Oxic: 26
  
Blue-Green Dominance (% of NU): 66
  
          Carlson TSI: 44
                    Indiana TSI: 22
                                                                           
Blue-Greens (#/L): 2075   Greens (#/L): 106   Diatoms (#/L): 707   Other Algae (#/L): 212   Rotifers (#/L): 35   Zooplankton (#/L): 12.3
 
 

2004

          
Sample Location: Deep Hole
Sample Date: 2004-08-11
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
2004
24
2.9
60
22.2
95.3
303.5
0.022
0.157
0.03
0.141
3.33
0.013
0.013
0.018
0.678
0.63
1.376
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)
23.4
23.3
23.3
23.3
23.3
23.3
23.2
23.1
22.7
18.6
16.8
15.6
15.1
14.7
14.3
13.8
13.4
13.2
13.1
13.1
13
13
13
13
12.9
12.8
DO (mg/L)
8.1
8.1
8.2
8.1
8.2
8.2
8
7.6
6.6
0.1
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 29
  
Blue-Green Dominance (% of NU): 68
  
          Carlson TSI: 47
                    Indiana TSI: 24
                                                                           
Blue-Greens (#/L): 498   Greens (#/L): 55   Diatoms (#/L): 65   Other Algae (#/L): 28   Rotifers (#/L): 65   Zooplankton (#/L): 19.4
 
 

2008

          
Sample Location: Site 1
Sample Date: 2008-07-01
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
24
1.9
18
13.5
88.6
8.4
7.4
278.7
238.3
124
152.5
0.01
0.099
0.02
0.129
7.34
0.013
0.016
0.079
0.748
0.704
1.201
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)
22.8
22.8
22.8
22.8
22.7
22.6
22.4
21.4
19.1
16.6
15.5
14.8
14.5
13.4
12.4
11.5
10.6
10.3
9.9
9.8
9.8
9.8
9.8
9.8
9.7
9.6
DO (mg/L)
8.1
8.11
7.9
7.8
7.5
7.3
7.2
3.5
0.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 25
  
Blue-Green Dominance (% of NU): 36.7
  
          Carlson TSI: 49
                    Indiana TSI: 18
                                                                           
Blue-Greens (#/L): 3620   Greens (#/L): 734   Diatoms (#/L): 3252   Other Algae (#/L): 2046   Rotifers (#/L): 210   Zooplankton (#/L): 3.7
 
 

2008

          
Sample Location: Site 3
Sample Date: 2008-07-01
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
11
1.7
20
11
97.6
8.6
7.3
283.3
268.7
125
179
0.01
0.181
0.031
0.227
11.53
0.026
0.013
0.078
0.997
0.941
1.493
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)
23.4
23.3
23.2
23.1
22.9
22.7
19.5
15.6
11.5
9.8
DO (mg/L)
8.4
8.4
8.3
8.2
8.2
8
7.5
0.5
0
0
                                                                           
% Water Column Oxic: 45.5
  
Blue-Green Dominance (% of NU): 91.3
  
          Carlson TSI: 54
                    Indiana TSI: 31
                                                                           
Blue-Greens (#/L): 32536   Greens (#/L): 243   Diatoms (#/L): 1700   Other Algae (#/L): 1174   Rotifers (#/L): 0   Zooplankton (#/L): 0
 
 

2008

          
Sample Location: Site 2
Sample Date: 2008-07-01
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
16.5
1.7
16
13.2
93.7
8.5
7.2
289.2
248.2
123
156
0.01
0.134
0.031
0.156
10.66
0.013
0.013
0.062
0.946
0.795
1.463
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)
23.2
23.2
23.1
23.1
23
22.9
22.8
21.9
19.3
16.5
15.1
14
12.6
11.5
11
10.6
DO (mg/L)
8.6
8.5
8.5
8.4
8.2
8
7.9
5.2
0.9
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 36.3
  
Blue-Green Dominance (% of NU): 40.2
  
          Carlson TSI: 53
                    Indiana TSI: 18
                                                                           
Blue-Greens (#/L): 2090   Greens (#/L): 139   Diatoms (#/L): 1951   Other Algae (#/L): 1022   Rotifers (#/L): 0   Zooplankton (#/L): 0
 
 

2011

          
Sample Location: Deep Hole
Sample Date: 2011-08-01
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
22.8
2.2
15.4
5.5
115.4
8.6
7.5
309.3
253.8
121
156
0.01
0.014
0.017
0.038
4.66
0.013
0.013
0.018
0.317925
0.5721455
1.175418
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
30
29.7
29.3
26.4
23.4
20.3
17
6
15.3
14.4
13.8
13.4
13.1
13
12.7
12.6
12.5
12.5
12.4
12.3
12.3
DO (mg/L)
8.8
8.6
8.7
8.4
8.4
3.8
1
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 21.9
  
Blue-Green Dominance (% of NU): 73.3
  
Blue-Green Dominance (% of cells): 10.2
           Carlson TSI: 47
                   
                                                                           
Blue-Greens (#/L): 1123411   Greens (#/L): 9896713   Diatoms (#/L): 17832   Other Algae (#/L): 17832   Rotifers (#/L): 17   Zooplankton (#/L): 61
Blue-Greens (cells/L): 34202   Greens (cells/L): 12447   Diatoms (cells/L): 18   Other Algae (cells/L): 18   Rotifers (cells/L): 0.017   Zooplankton (cells/L): 0.06
 
 

 

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)