Clean Lakes Program: Gravel - Steuben County

 

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Indiana Clean Lakes Program Lake Report

Gravel

  

Steuben County

1992

          
Sample Location: Deep Hole
Sample Date: 1992-08-11
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
1992
16.5
1.6
33
7.1
220.36
8.35
7.5
590
395
232
308
0.01
0.601
0.064
0.66
3.565
1.032
0.059
4.251
0.697
0.23
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
21
19.2
18
16.2
15.2
11
9.8
7
6.5
6.2
6.1
DO (mg/L)
14.2
19.2
20
2.9
0.7
0.4
0.15
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 47.6
  
Blue-Green Dominance (% of NU): 9
  
          Carlson TSI: 59
                    Indiana TSI: 43
                                                                           
Blue-Greens (#/L): 8534   Greens (#/L): 55469   Diatoms (#/L): 427   Other Algae (#/L): 31574   Rotifers (#/L): 1311   Zooplankton (#/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)