Clean Lakes Program: Bass - Steuben County

 

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Indiana Clean Lakes Program Lake Report

Bass

  

Steuben County

1992

          
Sample Location: Deep Hole
Sample Date: 1992-08-10
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
1992
6.1
4.2
47
16.5
111.6
8.2
7.85
290
267
82
86
0.005
0.01
0.031
0.028
0.84
0.748
0.036
0.032
0.57
0.311
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
26.8
24.9
23
22
20.8
19.8
DO (mg/L)
8.9
8.8
9.15
7.4
4.6
0.8
0.2
                                                                           
% Water Column Oxic: 100
  
Blue-Green Dominance (% of NU): 7
  
          Carlson TSI: 47
                    Indiana TSI: 5
                                                                           
Blue-Greens (#/L): 166   Greens (#/L): 360   Diatoms (#/L): 221   Other Algae (#/L): 1434   Rotifers (#/L): 187   Zooplankton (#/L): 0
 
 

1997

          
Sample Location: Deep Hole
Sample Date: 1997-08-05
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
1997
6.1
3.1
50
16
80.9
7.62
6.9
309
309
101
106.2
0.01
0.01
0.064
0.062
1.87
0.048
0.051
0.018
0.018
0.578
0.88
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
26
25.8
25.4
25.1
24.5
21.5
DO (mg/L)
6.75
6.75
6.6
6.55
6.55
1.25
0
                                                                           
% Water Column Oxic: 83.3
  
Blue-Green Dominance (% of NU): 35
  
          Carlson TSI: 48
                    Indiana TSI: 9
                                                                           
Blue-Greens (#/L): 1402   Greens (#/L): 958   Diatoms (#/L): 264   Other Algae (#/L): 1305   Rotifers (#/L): 56   Zooplankton (#/L): 43.9
 
 

2008

          
Sample Location: Deep Hole
Sample Date: 2008-08-11
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
2008
14.02
3.1
14.83
21.65
150.4
9.1
7.8
646
789
89
157
0.01
0.233
0.01
0.063
3.6
0.013
0.013
0.043
0.632
0.458
0.95
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)
27.4
27.23
27.01
26.9
26.73
26.69
26.34
24.82
20.45
17.37
14.82
13.45
12.02
11.11
10.41
DO (mg/L)
11.81
11.8
11.6
11.47
11.83
12.07
11.04
6.45
4.4
1.2
0.89
0.83
0.82
0.79
0.79
                                                                           
% Water Column Oxic: 57.1
  
Blue-Green Dominance (% of NU): 89.9
  
          Carlson TSI: 41
                    Indiana TSI: 25
                                                                           
Blue-Greens (#/L): 2206   Greens (#/L): 30   Diatoms (#/L): 39   Other Algae (#/L): 124   Rotifers (#/L): 39   Zooplankton (#/L): 15.6
 
 

 

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)