Clean Lakes Program: Norman - Noble County

 

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Indiana Clean Lakes Program Lake Report

Norman

 

Noble County

1990

         
Sample Location: Deep Hole
Sample Date: 1990-07-17
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
1990
14
1.9
37
13.5
78
7.5
6.3
335
298
146
183.7
0.01
0.556
0.02
0.541
0.373
0.398
0.028
2.287
1.362
1.67
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)
21.1
20.1
19
15.8
10.5
8
6.8
5.8
5
4.8
4.5
4.3
4.3
4.1
DO (mg/L)
8.4
5.7
3.4
0.5
0.2
0.2
0.2
0.2
0.1
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 57
 
Blue-Green Dominance (% of NU): 46
 
          Carlson TSI: 49
                    Indiana TSI: 26
                                                                           
Blue-Greens (#/L): 21790   Greens (#/L): 927   Diatoms (#/L): 696   Other Algae (#/L): 22485   Rotifers (#/L): 1569   Zooplankton (#/L): 0
 
 

1994

         
Sample Location: Deep Hole
Sample Date: 1994-07-12
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
1994
14
2.1
45
13
99
8.1
7.4
370
275
149
189.4
0.01
0.558
0.01
0.643
9.3
0.022
0.022
0.018
1.638
0.23
1.567
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)
28.3
27.7
27.3
26.5
23.5
16.5
12.4
10.5
8.2
7.3
6.7
6.5
6.5
DO (mg/L)
9
8.7
8.3
5.8
2.1
0.6
0.1
0.1
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 39
 
Blue-Green Dominance (% of NU): 50
 
          Carlson TSI: 46
                    Indiana TSI: 27
                                                                           
Blue-Greens (#/L): 47178   Greens (#/L): 4696   Diatoms (#/L): 2128   Other Algae (#/L): 38961   Rotifers (#/L): 0   Zooplankton (#/L): 1269
 
 

2000

         
Sample Location: Deep Hole
Sample Date: 2000-08-15
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
14
2.1
37
12
34.1
7.4
6.95
377
283
144
193
0.018
1.102
0.095
1.262
4.1
0.022
0.022
0.018
3.125
0.919
4.324
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)
24.8
24.6
24.4
23.8
21.3
17.4
13.2
10.8
9
7.7
7
6.3
5.9
5.6
5.4
5.3
DO (mg/L)
3.5
3.5
2.9
2.5
0.7
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
                                                                           
% Water Column Oxic: 21
 
Blue-Green Dominance (% of NU): 50
 
          Carlson TSI: 54
                    Indiana TSI: 27
                                                                           
Blue-Greens (#/L): 29892   Greens (#/L): 788   Diatoms (#/L): 187   Other Algae (#/L): 28399   Rotifers (#/L): 62   Zooplankton (#/L): 150
 
 

2004

         
Sample Location: Deep Hole
Sample Date: 2004-07-26
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
2004
13.7
1.1
40
22.2
43.7
7.9
7.3
387
286.5
147
180
0.022
0.626
0.084
0.649
1.92
0.013
0.013
0.018
2.16
1.311
3.285
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)
24.2
24.1
24.1
23.9
21.9
16.1
12.6
9.4
7.9
6.3
5.8
5.6
5.5
5.4
DO (mg/L)
6.24
5.6
5.2
3.58
0.2
0.03
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 17
 
Blue-Green Dominance (% of NU): 14.2
 
          Carlson TSI: 55
                    Indiana TSI: 30
                                                                           
Blue-Greens (#/L): 1858   Greens (#/L): 0   Diatoms (#/L): 0   Other Algae (#/L): 11223   Rotifers (#/L): 18   Zooplankton (#/L): 7.3
 
 

2010

         
Sample Location: Deep Hole
Sample Date: 2010-08-09
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
2010
14
2
12.1
8.5
97.1
8.3
7.1
353
253
151
191
0.01
0.869
0.035
0.991
11.61
0.013
0.013
0.018
4.001
1.138
5.108
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)
28.2
27.4
27.1
26.9
24.1
14.8
10.2
7.6
6.2
5.3
4.8
4.5
4.3
4.2
4.2
4.2
DO (mg/L)
8.5
8.3
7.8
7.1
1.1
0
0
0
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 21
 
Blue-Green Dominance (% of NU): 95.6
 
Blue-Green Dominance (% of cells): 63.9
          Carlson TSI: 53
                    Indiana TSI: 58
                                                                           
Blue-Greens (#/L): 914336   Greens (#/L): 34898   Diatoms (#/L): 195431   Other Algae (#/L): 286166   Rotifers (#/L): 0   Zooplankton (#/L): 41.7
Blue-Greens (cells/L): 16392   Greens (cells/L): 129   Diatoms (cells/L): 223   Other Algae (cells/L): 408   Rotifers (cells/L): 0   Zooplankton (cells/L): 0.04175
 
 

 

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)