Clean Lakes Program: Eagle - Noble 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

Eagle

 

Noble County

1989

         
Sample Location: Deep Hole
Sample Date: 1989-08-08
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
1989
5.2
1.7
13
11
97
8.3
7.7
490
460
217
260
0.01
0.122
0.016
0.25
17.743
13.411
0.115
2.072
1.848
2.675
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
23
22.5
20.5
15
12.5
10.5
10
9
9
8
8
8
8
DO (mg/L)
8.4
8.3
7.9
5.2
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 35.7
 
Blue-Green Dominance (% of NU): 43
 
          Carlson TSI: 48
                    Indiana TSI: 24
                                                                           
Blue-Greens (#/L): 1271   Greens (#/L): 45   Diatoms (#/L): 1240   Other Algae (#/L): 227   Rotifers (#/L): 182   Zooplankton (#/L): 0
 
 

1993

         
Sample Location: Deep Hole
Sample Date: 1993-08-16
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
1993
14.3
1
48
11
117
8.6
7.4
460
425
192.5
244.5
0.01
0.343
0.033
0.376
8.36
0.165
0.022
0.018
2.174
0.574
0.958
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
26.5
25
24
22
19
16
12
10.2
9
8.5
7.8
7
7
6.8
6.8
6.8
DO (mg/L)
9.8
10
10
9.6
5.3
0.9
0
0
0
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 25.8
 
Blue-Green Dominance (% of NU): 65
 
          Carlson TSI: 55
                    Indiana TSI: 38
                                                                           
Blue-Greens (#/L): 4562   Greens (#/L): 211   Diatoms (#/L): 272   Other Algae (#/L): 1148   Rotifers (#/L): 851   Zooplankton (#/L): 0
 
 

2000

         
Sample Location: Deep Hole
Sample Date: 2000-07-31
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
14.3
1.8
10
16
93.1
8.45
7.5
502
376.6
163
221
0.016
0.254
0.026
0.262
2.76
0.61
0.03
0.039
1.772
1.255
2.989
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)
26.3
26.2
26.2
26.2
26.1
20.9
17.6
13.1
11.5
9.8
9.1
8.7
8.4
8.2
8.1
DO (mg/L)
7.7
7.6
7.6
7.6
7.5
3.7
0.7
0.5
0.2
0.2
0.2
0.2
0.2
0.1
0.1
                                                                           
% Water Column Oxic: 46
 
Blue-Green Dominance (% of NU): 60
 
          Carlson TSI: 48
                    Indiana TSI: 32
                                                                           
Blue-Greens (#/L): 4975   Greens (#/L): 193   Diatoms (#/L): 656   Other Algae (#/L): 2353   Rotifers (#/L): 135   Zooplankton (#/L): 31.2
 
 

2003

         
Sample Location: Deep Hole
Sample Date: 2003-07-28
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
13.4
1.2
25
12
108.7
8.4
7.5
527
395.1
158
220
0.01
0.162
0.01
0.166
7.98
0.828
0.014
0.096
1.81
1.186
2.867
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)
24.5
24.4
24.3
24.3
24.2
23.2
18.4
14.2
11.3
10.4
9.3
8.5
8.2
7.9
DO (mg/L)
9.2
9
8.9
9.2
8.3
5.7
0.3
0.2
0.1
0.04
0
0
0
0
                                                                           
% Water Column Oxic: 29.8
 
Blue-Green Dominance (% of NU): 39
 
          Carlson TSI: 48
                    Indiana TSI: 29
                                                                           
Blue-Greens (#/L): 4066   Greens (#/L): 795   Diatoms (#/L): 998   Other Algae (#/L): 4232   Rotifers (#/L): 222   Zooplankton (#/L): 46.7
 
 

2010

         
Sample Location: Deep Hole
Sample Date: 2010-07-20
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
2010
12.2
1.1
10.1
9.5
107
8.6
7.5
414
350
195
253
0.01
0.253
0.049
0.293
8.01
0.161
0.013
0.056
1.797
1.485
2.985
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
28
28
27.9
23.4
17.9
14.3
12
10.3
9.4
8.7
7.9
7.7
7.6
DO (mg/L)
8.5
8.4
8.4
8.4
1.8
0.1
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 25
 
Blue-Green Dominance (% of NU): 25.8
 
Blue-Green Dominance (% of cells): 81.5
          Carlson TSI: 57
                    Indiana TSI: 61
                                                                           
Blue-Greens (#/L): 3182727   Greens (#/L): 134010   Diatoms (#/L): 351775   Other Algae (#/L): 217766   Rotifers (#/L): 16751   Zooplankton (#/L): 21
Blue-Greens (cells/L): 9150   Greens (cells/L): 25696   Diatoms (cells/L): 352   Other Algae (cells/L): 285   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2012

         
Sample Location: Deep Hole
Sample Date: 2012-06-26
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
2012
13.7
2
12.18
11.5
99.4
8.4
7.4
435.2
341.1
150
221
0.01
0.062
0.025
0.082
4.82
0.191
0.136
0.018
2.07
1.24
3.1
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
25.3
254
25.4
25.3
18.8
14.6
11.6
9.7
8.9
8.2
7.5
7.2
7
6.9
DO (mg/L)
8.25
8.33
8.27
8.3
8.24
10.14
2.88
0.24
0.07
0.05
0.04
0.04
0.03
0.02
0.01
                                                                           
% Water Column Oxic: 30.77
 
Blue-Green Dominance (% of NU): 86.8
 
Blue-Green Dominance (% of cells): 82.6
          Carlson TSI: 53
                   
                                                                           
Blue-Greens (#/L): 3741086   Greens (#/L): 472174   Diatoms (#/L):   Other Algae (#/L): 317811   Rotifers (#/L): 22   Zooplankton (#/L): 45
Blue-Greens (cells/L): 30772   Greens (cells/L): 998   Diatoms (cells/L):   Other Algae (cells/L): 3695   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)