Clean Lakes Program: Old - Whitley County

 

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Indiana Clean Lakes Program Lake Report

Old

  

Whitley County

1990

          
Sample Location: Deep Hole
Sample Date: 1990-08-14
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
42
1.7
25
10
98
8.3
7.1
380
400
164.8
227.8
0.01
0.754
0.083
0.494
1.902
0.53
0.032
2.916
2.244
0.528
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)
20.5
19.6
18.5
14.3
9.8
7.1
6
5.2
5.1
5
7.9
DO (mg/L)
10.2
7.6
5.9
0.6
0.5
0.5
0.5
0.5
0.5
0.5
0.5
                                                                           
% Water Column Oxic: 36
  
Blue-Green Dominance (% of NU): 84
  
          Carlson TSI: 60
                    Indiana TSI: 56
                                                                           
Blue-Greens (#/L): 313153   Greens (#/L): 51337   Diatoms (#/L): 856   Other Algae (#/L): 7272   Rotifers (#/L): 1356   Zooplankton (#/L): 0
 
 

1994

          
Sample Location: Deep Hole
Sample Date: 1994-07-25
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
11.9
2.4
50
12
128
8.5
7.3
445
365
174.4
251.2
0.01
0.775
0.01
0.658
4.9
0.08
0.022
0.018
2.03
0.365
2.451
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)
29.5
29.5
29.5
29.5
27
21.5
15.5
12
10
9.5
9.5
9.5
8.5
DO (mg/L)
10
10.4
10.4
10.4
10
1.8
0.2
0.1
0.1
0.1
0.1
0.1
0
                                                                           
% Water Column Oxic: 38
  
Blue-Green Dominance (% of NU): 97
  
          Carlson TSI: 43
                    Indiana TSI: 50
                                                                           
Blue-Greens (#/L): 216209   Greens (#/L): 1206   Diatoms (#/L): 3015   Other Algae (#/L): 2714   Rotifers (#/L): 0   Zooplankton (#/L): 523
 
 

1998

          
Sample Location: Deep Hole
Sample Date: 1998-07-13
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
12.5
1.8
33
10
127
8.6
7.3
385
305
159.4
231.3
0.01
0.474
0.018
0.557
6.9
0.022
0.022
0.125
1.064
0.809
1.629
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
25.9
25.6
25.1
19.5
13
8.5
6
5.2
4.9
4.7
4.1
4
4
DO (mg/L)
11
10.3
10.3
12.2
3.5
0.3
0.2
0.1
0.2
0.2
0.2
0.2
0.2
0.2
                                                                           
% Water Column Oxic: 100
  
Blue-Green Dominance (% of NU): 90
  
          Carlson TSI: 49
                    Indiana TSI: 29
                                                                           
Blue-Greens (#/L): 13609   Greens (#/L): 182   Diatoms (#/L): 141   Other Algae (#/L): 848   Rotifers (#/L): 222   Zooplankton (#/L): 130.6
 
 

2003

          
Sample Location: Deep Hole
Sample Date: 2003-08-11
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
2003
12.2
1.5
35
9
140.5
8.6
7.5
512
361.6
176
240
0.015
0.695
0.027
0.63
7.52
1.496
0.047
0.078
1.731
1.239
2.776
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)
27.1
26.2
25.5
24.1
21.6
18
12.6
10.2
8.3
7.2
6.7
6.4
6.3
6
DO (mg/L)
11.2
11
10.8
8.6
3.5
0.1
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 24.6
  
Blue-Green Dominance (% of NU): 94
  
          Carlson TSI: 52
                    Indiana TSI: 67
                                                                           
Blue-Greens (#/L): 576837   Greens (#/L): 516   Diatoms (#/L): 20495   Other Algae (#/L): 15339   Rotifers (#/L): 902   Zooplankton (#/L): 124.4
 
 

2009

          
Sample Location: Deep Hole
Sample Date: 2009-07-20
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
2009
12.2
1.2
13.89
9.02
137.6
8.6
7.2
410
217.5
182
189
0.01
0.662
0.021
0.712
5.46
0.426
0.031
0.018
1.709
1.115
2.484
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)
25.9
25.1
24.4
24
21.7
14.9
11.1
8.9
8
7.4
7.2
7
6.9
6.8
DO (mg/L)
11.3
11.7
11.7
11.5
19.8
0.3
0.03
0.01
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 24.59
  
Blue-Green Dominance (% of NU): 93.6
  
          Carlson TSI: 51
                    Indiana TSI: 56
                                                                           
Blue-Greens (#/L): 114302   Greens (#/L): 188   Diatoms (#/L): 377   Other Algae (#/L): 6294   Rotifers (#/L): 942   Zooplankton (#/L): 49.4
 
 

2011

          
Sample Location: Deep Hole
Sample Date: 2011-07-12
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
12.19
2
21.13
9.5
123
8.8
7.2
435
336
185.5
243
0.014
0.647
0.035
0.737
6.98
0.847023
0.104672
0.018
2.252935
1.1106015
3.152142
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)
29.1
28.9
28.5
26.8
19.3
13.7
10.1
9
8.1
7.7
7.5
7.3
7.1
DO (mg/L)
9.4
9.5
9.3
14.5
5.6
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 45.9
  
Blue-Green Dominance (% of NU): 85.7
  
Blue-Green Dominance (% of cells): 38.8
           Carlson TSI: 52
                   
                                                                           
Blue-Greens (#/L): 1924105   Greens (#/L): 2496136   Diatoms (#/L): 156009   Other Algae (#/L): 381354   Rotifers (#/L): 42   Zooplankton (#/L): 36.7
Blue-Greens (cells/L): 34202   Greens (cells/L): 4921   Diatoms (cells/L): 381   Other Algae (cells/L): 381   Rotifers (cells/L): 0.04   Zooplankton (cells/L): 0.04
 
 

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
12.2
2.2
17.7
8.2
8.65
7.6
448
613
165
216
0
0.536
0.0355
0.57
26.2
0.872
0.133
0.018
1.931
2.17
4.237
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)
30.27
27.97
24.23
16.43
11.97
9.74
8.24
7.35
6.67
6.46
6.29
6.21
DO (mg/L)
9.55
8.76
8.87
0.83
0.26
0.24
0.19
0.17
0.15
0.16
0.13
0.13
                                                                           
% Water Column Oxic: 16.39
  
Blue-Green Dominance (% of NU): 76.6
  
Blue-Green Dominance (% of cells): 73.7
           Carlson TSI: 66
                   
                                                                           
Blue-Greens (#/L): 30937   Greens (#/L): 7346   Diatoms (#/L): 706   Other Algae (#/L): 2684   Rotifers (#/L): 258   Zooplankton (#/L): 47
Blue-Greens (cells/L): 552   Greens (cells/L): 164   Diatoms (cells/L): 2   Other Algae (cells/L): 3   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

 

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)