Clean Lakes Program: Duely - Noble County

 

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Indiana Clean Lakes Program Lake Report

Duely

  

Noble County

1991

          
Sample Location: Deep Hole
Sample Date: 1991-07-30
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
1991
5.8
1.4
14.1
10.5
121
8.3
7.3
455
435
177.5
286.7
0.01
0.01
0.059
0.106
1.379
0.478
0.042
1.11
1.467
2.945
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)
25.5
25
25
24.7
23.5
16
11.4
DO (mg/L)
10.4
10.2
10
9.7
4.5
0.2
0.2
                                                                           
% Water Column Oxic: 100
  
Blue-Green Dominance (% of NU): 14
  
          Carlson TSI: 59
                    Indiana TSI: 25
                                                                           
Blue-Greens (#/L): 921   Greens (#/L): 307   Diatoms (#/L): 1351   Other Algae (#/L): 3376   Rotifers (#/L):   Zooplankton (#/L): 477
 
 

1993

          
Sample Location: Deep Hole
Sample Date: 1993-08-17
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
1993
19
1.5
24
10
91
8.2
7.3
445
560
168
263
0.01
0.01
0.068
0.128
10.24
0.704
0.04
0.021
1.09
0.83
1.297
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
25.8
25.5
23.5
20.2
14.7
11.2
DO (mg/L)
9.1
8.9
7.7
12.4
0.4
0.1
0
                                                                           
% Water Column Oxic: 51.7
  
Blue-Green Dominance (% of NU): 82
  
          Carlson TSI: 57
                    Indiana TSI: 33
                                                                           
Blue-Greens (#/L): 24782   Greens (#/L): 60   Diatoms (#/L): 1206   Other Algae (#/L): 3859   Rotifers (#/L): 216   Zooplankton (#/L): 0
 
 

2000

          
Sample Location: Deep Hole
Sample Date: 2000-08-14
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
2000
5.49
1.8
25
13
92.3
8.3
7.6
528
523
164
193
0.014
0.016
0.08
0.127
6.81
2.171
0.708
0.061
0.018
1.356
1.545
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
25.3
25.1
25.1
24.4
21.2
16.1
DO (mg/L)
7.39
7.5
7.55
7.62
6.18
3.5
0.39
                                                                           
% Water Column Oxic: 80
  
Blue-Green Dominance (% of NU): 92
  
          Carlson TSI: 56
                    Indiana TSI: 33
                                                                           
Blue-Greens (#/L): 62711   Greens (#/L): 819   Diatoms (#/L): 364   Other Algae (#/L): 4047   Rotifers (#/L): 273   Zooplankton (#/L): 23.8
 
 

2003

          
Sample Location: Deep Hole
Sample Date: 2003-07-29
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
5.8
2.6
50
13
77
8.2
7.6
518
481
184
187
0.01
0.025
0.021
0.035
3.76
2.628
1.075
0.09
0.299
1.064
1.166
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
24.2
24.1
23.9
23.1
21.9
16.3
DO (mg/L)
6.9
6.7
6.4
6.1
3.4
0.4
0
                                                                           
% Water Column Oxic: 52
  
Blue-Green Dominance (% of NU): 34
  
          Carlson TSI: 46
                    Indiana TSI: 13
                                                                           
Blue-Greens (#/L): 4895   Greens (#/L): 47   Diatoms (#/L): 505   Other Algae (#/L): 8639   Rotifers (#/L): 211   Zooplankton (#/L): 39
 
 

2010

          
Sample Location: Deep Hole
Sample Date: 2010-07-27
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
2010
5.8
2.4
21.4
7
103.8
8.3
7.3
472
469
189
297
0.01
0.405
0.031
0.436
3.36
1.159
0.029
0.052
2.715
1.146
4.607
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)
28.5
28
27.5
27.3
24.3
19
13.7
DO (mg/L)
8.7
9.5
8.2
8
3.4
0.1
0
                                                                           
% Water Column Oxic: 52
  
Blue-Green Dominance (% of NU): 84.5
  
Blue-Green Dominance (% of cells): 85.6
           Carlson TSI: 48
                    Indiana TSI: 58
                                                                           
Blue-Greens (#/L): 1675119   Greens (#/L): 62817   Diatoms (#/L): 198920   Other Algae (#/L): 20939   Rotifers (#/L): 0   Zooplankton (#/L): 6
Blue-Greens (cells/L): 9358   Greens (cells/L): 1415   Diatoms (cells/L): 216   Other Algae (cells/L): 84   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)