Clean Lakes Program: Eliza - Porter 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

Eliza

  

Porter County

1991

          
Sample Location: Deep Hole
Sample Date: 1991-08-13
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
1991
10.7
0.7
6.7
5.75
65.3
8.5
7
342
315
97.1
104
0.01
0.048
0.124
0.472
0.521
0.518
0.029
1.49
2.034
3.404
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
23.6
22.9
22
17
DO (mg/L)
10.5
7.6
5.5
4
0.2
0.2
0.2
                                                                           
% Water Column Oxic: 100
  
Blue-Green Dominance (% of NU): 44
  
          Carlson TSI: 70
                    Indiana TSI: 22
                                                                           
Blue-Greens (#/L): 992   Greens (#/L): 124   Diatoms (#/L): 372   Other Algae (#/L): 372   Rotifers (#/L):   Zooplankton (#/L): 402
 
 

1995

          
Sample Location: Deep Hole
Sample Date: 1995-07-10
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
1995
6.1
0.4
9
4.5
134
8.9
6.9
354
348
102
133
0.01
0.347
0.066
0.406
58.06
0.022
0.022
0.023
0.68
1.698
1.717
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
25
24.2
24.2
23.5
21.5
15.6
13.5
DO (mg/L)
14.2
14
11.2
7.4
0.4
0
0
0
                                                                           
% Water Column Oxic: 50
  
Blue-Green Dominance (% of NU): 70
  
          Carlson TSI: 69
                    Indiana TSI: 39
                                                                           
Blue-Greens (#/L): 15046   Greens (#/L): 3699   Diatoms (#/L): 873   Other Algae (#/L): 1538   Rotifers (#/L): 291   Zooplankton (#/L): 31.5
 
 

1999

          
Sample Location: Deep Hole
Sample Date: 1999-07-27
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
1999
6.1
0.6
6
5.5
89.8
8.3
7.1
331
318
94
118
0.01
0.064
0.059
0.191
32.3
0.022
0.022
0.018
0.018
1.331
2.024
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)
31
29.6
28.9
28.1
26
21.6
15.1
DO (mg/L)
10.14
10.31
6.96
2.41
0.16
0.18
0.19
                                                                           
% Water Column Oxic: 35
  
Blue-Green Dominance (% of NU): 59
  
          Carlson TSI: 65
                    Indiana TSI: 31
                                                                           
Blue-Greens (#/L): 2854   Greens (#/L): 190   Diatoms (#/L): 0   Other Algae (#/L): 1205   Rotifers (#/L): 507   Zooplankton (#/L): 116.9
 
 

 

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)