Clean Lakes Program: Ridinger - 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

Ridinger

  

Kosciusko County

1998

          
Sample Location: Deep Hole
Sample Date: 1998-07-07
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
1998
12.8
0.7
9
6
146
8.65
7.32
420
320
162.8
190.3
0.01
0.187
0.072
0.359
33.95
1.477
0.222
0.03
1.333
1.318
1.766
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)
25.2
25.1
25
23
21.7
17
13
10.1
9.1
8.5
8
7.8
7.7
7.2
DO (mg/L)
12.5
12.4
11.9
4.4
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 25
  
Blue-Green Dominance (% of NU): 91
  
          Carlson TSI: 65
                    Indiana TSI: 45
                                                                           
Blue-Greens (#/L): 31543   Greens (#/L): 466   Diatoms (#/L): 279   Other Algae (#/L): 1728   Rotifers (#/L): 669   Zooplankton (#/L): 38.4
 
 

2003

          
Sample Location: Deep Hole
Sample Date: 2003-08-19
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
2003
12.5
0.6
18
6.5
168
8.9
7.5
433.2
419.3
130
251
0.013
0.664
0.059
0.736
46.73
1.036
0.013
0.038
3.28
1.53
4.33
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
27.3
26.5
26.1
25.1
22.7
19.7
16.4
13.1
11.4
10.1
9.5
9.2
8.9
DO (mg/L)
13.5
13.5
13.2
11.4
1.3
0
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 16
  
Blue-Green Dominance (% of NU): 63
  
          Carlson TSI: 66
                    Indiana TSI: 49
                                                                           
Blue-Greens (#/L): 18070   Greens (#/L): 267   Diatoms (#/L): 8011   Other Algae (#/L): 979   Rotifers (#/L): 1246   Zooplankton (#/L): 158
 
 

2010

          
Sample Location: Deep Hole
Sample Date: 2010-08-02
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
12.3
1.2
10.2
14.5
119
8.7
7.4
428
378
172
278
0.01
0.43
0.053
0.511
6.68
0.013
0.013
0.018
3.427
1.172
4.139
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)
29.2
29.1
28.6
27.2
25.8
23.8
17.5
13.7
11.7
10.2
9.3
8.8
8.5
DO (mg/L)
9.9
9.8
8.8
7.8
0.7
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 16
  
Blue-Green Dominance (% of NU): 97.8
  
Blue-Green Dominance (% of cells): 89.4
           Carlson TSI: 56
                    Indiana TSI: 65
                                                                           
Blue-Greens (#/L): 13347811   Greens (#/L): 16581   Diatoms (#/L): 1260166   Other Algae (#/L): 298460   Rotifers (#/L): 0   Zooplankton (#/L): 1.1
Blue-Greens (cells/L): 143055   Greens (cells/L): 17   Diatoms (cells/L): 1260   Other Algae (cells/L): 1923   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2013

          
Sample Location: Deep Hole
Sample Date: 2013-07-16
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
2013
11.9
0.9
3.33
7.12
8.7
7.4
485
520
182
177
0
0.14
0.043
0.1895
17.56
2.658
2.114
0.018
1.534
1.5
3.83
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)
29.66
29.48
25.24
22.71
21.62
17.68
14.31
11.69
10.13
9.02
8.56
8.35
DO (mg/L)
8.64
7.58
7.21
1.93
0.16
0.15
0.13
0.12
0.14
0.13
0.12
0.13
                                                                           
% Water Column Oxic: 25.21
  
Blue-Green Dominance (% of NU): 92.2
  
Blue-Green Dominance (% of cells): 47.4
           Carlson TSI: 65
                   
                                                                           
Blue-Greens (#/L): 70165   Greens (#/L): 54017   Diatoms (#/L): 17263   Other Algae (#/L): 6126   Rotifers (#/L): 299   Zooplankton (#/L): 60
Blue-Greens (cells/L): 1602   Greens (cells/L): 111   Diatoms (cells/L): 18   Other Algae (cells/L): 7   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2014

          
Sample Location: Deep Hole
Sample Date: 2014-07-01
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
2014
12
0.7
7.8
8.2
175
178
0.01
0.01
0.131
0.071
55.2
1.818
1.626
0.056
0.18
1.466
1.691
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)
21.66
21.98
22.11
22.17
22.23
22.12
21.95
21.71
21.16
13.55
11.25
10.04
DO (mg/L)
8.41
9.88
10.14
10.02
0.64
0.57
0.32
0.28
0.25
0.28
0.28
0.27
                                                                           
% Water Column Oxic:
 
Blue-Green Dominance (% of NU): 81.7
  
Blue-Green Dominance (% of cells): 48.4
           Carlson TSI: 69
                   
                                                                           
Blue-Greens (#/L): 200270   Greens (#/L): 186918   Diatoms (#/L):   Other Algae (#/L): 25634   Rotifers (#/L): 640   Zooplankton (#/L): 434
Blue-Greens (cells/L): 1278   Greens (cells/L): 261   Diatoms (cells/L):   Other Algae (cells/L): 26   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2015

          
Sample Location: deep hole
Sample Date: 2015-07-21
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
2015
12
0.5
4.31
5.576
7.9
7.6
503
647
189
227
0.01
0.099
0.038
0.079
33.72
2.1745
0.837
0.019
1.218
1.599
2.193
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)
23.84
23.42
22.11
21.91
20.69
17
13.19
10.17
9.36
9.34
8.03
7.78
DO (mg/L)
10.3
9.25
6.44
4.32
1.32
0.47
0.33
0.29
0.24
0.24
0.22
0.22
                                                                           
% Water Column Oxic: 33.33
  
Blue-Green Dominance (% of NU):
 
Blue-Green Dominance (% of cells):
          Carlson TSI: 66
                   
                                                                           
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)