Clean Lakes Program: Little Bower - Steuben County

 

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Indiana Clean Lakes Program Lake Report

Little Bower

  

Steuben County

1992

          
Sample Location: Deep Hole
Sample Date: 1992-07-27
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
1992
6.1
1.1
7
5.8
71.14
7.5
7.1
570
610
189.9
240
0.051
0.026
0.109
0.153
5.578
2.845
0.089
1.297
1.089
1.027
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)
23.2
21.2
20.9
20.8
20.1
20
18.8
12
DO (mg/L)
9.1
7
6.2
6.2
5.1
4.3
0.1
0.1
0
                                                                           
% Water Column Oxic: 59.7
  
Blue-Green Dominance (% of NU): 8
  
          Carlson TSI: 66
                    Indiana TSI: 36
                                                                           
Blue-Greens (#/L): 4922   Greens (#/L): 35024   Diatoms (#/L): 17095   Other Algae (#/L): 3994   Rotifers (#/L): 347   Zooplankton (#/L): 0
 
 

1997

          
Sample Location: Deep Hole
Sample Date: 1997-08-04
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
1.1
20
9
184.7
8.55
7.68
680
630
239
273.3
0.01
0.01
0.085
0.076
22
1.05
0.156
0.018
1.256
1.095
2.315
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)
26.9
25.2
24.5
23.9
23.4
22.3
17.8
DO (mg/L)
15.1
16.8
15.4
12
4.2
0.3
0.1
                                                                           
% Water Column Oxic: 83.3
  
Blue-Green Dominance (% of NU): 45
  
          Carlson TSI: 63
                    Indiana TSI: 35
                                                                           
Blue-Greens (#/L): 38828   Greens (#/L): 11907   Diatoms (#/L): 10428   Other Algae (#/L): 19229   Rotifers (#/L): 5991   Zooplankton (#/L): 74.6
 
 

 

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)