Clean Lakes Program: Gordy - Noble County

 

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Indiana Clean Lakes Program Lake Report

Gordy

 

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
10.7
2.9
20.6
16
106
8.2
7.4
520
465
187.9
265.6
0.01
0.123
0.044
0.174
2.57
0.455
0.057
1.493
1.257
2.599
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
25.5
26
25
24.5
21
15
11
9
8.5
8
DO (mg/L)
8.45
8.5
8.6
8.5
8.8
8.9
0.9
0.2
0.2
0.2
0.2
                                                                           
% Water Column Oxic: 50
 
Blue-Green Dominance (% of NU): 84
 
          Carlson TSI: 52
                    Indiana TSI: 35
                                                                           
Blue-Greens (#/L): 23132   Greens (#/L): 2247   Diatoms (#/L): 117   Other Algae (#/L): 1783   Rotifers (#/L):   Zooplankton (#/L): 131
 
 

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
10.7
3.2
44
15
86
7.9
7.1
493
449
191.5
276
0.01
0.083
0.021
2.523
3
0.042
0.024
0.075
2.83
1.589
2.364
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)
25.8
25.7
25.3
25.2
22
15.7
10.5
7.2
6
5
4.8
4.7
DO (mg/L)
7.8
7.5
7.4
7.9
12.8
17.3
1.2
0.2
0.1
0
0
0
                                                                           
% Water Column Oxic: 57.1
 
Blue-Green Dominance (% of NU): 97
 
          Carlson TSI: 44
                    Indiana TSI: 39
                                                                           
Blue-Greens (#/L): 70776   Greens (#/L): 0   Diatoms (#/L): 214   Other Algae (#/L): 1428   Rotifers (#/L): 375   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
10.7
1.4
35
13
102.6
8.5
7.45
527
574
153
229
0.011
0.283
0.032
0.326
4.21
3.441
0.095
0.018
1.871
1.36
2.544
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)
25.6
25.5
25.4
25.4
25.3
21.4
16.8
13.3
10.8
9.1
8.5
8.2
DO (mg/L)
8.3
8.4
8.4
8.4
8.4
10.3
1.2
0.4
0.4
0.4
0.3
0.3
                                                                           
% Water Column Oxic: 50
 
Blue-Green Dominance (% of NU): 59
 
          Carlson TSI: 51
                    Indiana TSI: 38
                                                                           
Blue-Greens (#/L): 4016   Greens (#/L): 0   Diatoms (#/L): 236   Other Algae (#/L): 2396   Rotifers (#/L): 101   Zooplankton (#/L): 16.9
 
 

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
10.67
3
55
15
95.5
8.3
7.4
531
380
178
247
0.01
0.399
0.012
0.211
3.55
3.614
0.6
0.077
1.83
1.081
2.703
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)
26.8
24.7
24.4
24.1
23.5
21.5
16.1
11.1
8.3
6.9
6.2
5.7
DO (mg/L)
8
7.9
7.8
8
7.9
4.9
0.2
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 37.5
 
Blue-Green Dominance (% of NU): 34
 
          Carlson TSI: 42
                    Indiana TSI: 26
                                                                           
Blue-Greens (#/L): 10907   Greens (#/L): 140   Diatoms (#/L): 2262   Other Algae (#/L): 18499   Rotifers (#/L): 316   Zooplankton (#/L): 32.3
 
 

 

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)