Clean Lakes Program: Twin Pits East - Pike 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

Twin Pits East

  

Pike County

1996

          
Sample Location: Deep Hole
Sample Date: 1996-08-06
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
1996
5.5
4.1
68
5.1
83.1
7.68
6.98
2700
2630
221.8
316.2
0.01
0.01
0.021
0.026
0.75
0.036
0.022
0.018
0.036
0.296
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)
27.8
27.1
26.8
26.1
25
21.8
DO (mg/L)
7.99
7.15
6.65
6.2
4.2
2.2
                                                                           
% Water Column Oxic: 100
  
Blue-Green Dominance (% of NU): 26
  
          Carlson TSI: 39
                    Indiana TSI: 4
                                                                           
Blue-Greens (#/L): 2808   Greens (#/L): 0   Diatoms (#/L): 136   Other Algae (#/L): 7987   Rotifers (#/L): 45   Zooplankton (#/L): 11
 
 

2001

          
Sample Location: Deep Hole
Sample Date: 2001-08-14
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
2001
5.5
1.3
24
9
62.4
7.9
7.9
1800
1800
172
178
0.01
0.01
0.031
0.024
0.56
0.035
0.033
0.018
0.018
0.484
0.506
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)
30.4
28.8
28.3
28.1
27.8
26
23.2
21.7
DO (mg/L)
5.37
5.12
4.78
4.66
4.04
0.27
0.21
0.23
                                                                           
% Water Column Oxic: 50
  
Blue-Green Dominance (% of NU): 86
  
          Carlson TSI: 45
                    Indiana TSI: 22
                                                                           
Blue-Greens (#/L): 1124   Greens (#/L): 16   Diatoms (#/L): 62   Other Algae (#/L): 47   Rotifers (#/L): 31   Zooplankton (#/L): 34.1
 
 

2010

          
Sample Location: Deep Hole
Sample Date: 2010-07-12
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
4.3
1.5
10.2
8.2
90.5
7.9
7.5
1770
1800
122
126
0.01
0.01
0.01
0.028
7.76
0.013
0.029
0.0322
0.023
0.458
0.41
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)
28.6
28.6
28.6
28.5
27.9
24.7
DO (mg/L)
8.6
8.5
8.5
6.5
0
0
0
                                                                           
% Water Column Oxic: 47
  
Blue-Green Dominance (% of NU): 98.2
  
Blue-Green Dominance (% of cells): 77
           Carlson TSI: 47
                    Indiana TSI: 43
                                                                           
Blue-Greens (#/L): 193740   Greens (#/L): 16355   Diatoms (#/L): 2895   Other Algae (#/L): 12581   Rotifers (#/L): 0   Zooplankton (#/L): 0.8
Blue-Greens (cells/L): 6615   Greens (cells/L): 69   Diatoms (cells/L): 43   Other Algae (cells/L): 13   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2010

          
Sample Location: Deep Hole
Sample Date: 2010-07-12
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
4.3
1.5
10.2
8.2
90.5
7.9
7.5
1770
1800
122
126
0.01
0.01
0.01
0.028
7.76
0.013
0.029
0.0322
0.023
0.458
0.41
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)
28.6
28.6
28.6
28.5
27.9
24.7
DO (mg/L)
7
7.1
4.5
5.1
0.7
0
                                                                           
% Water Column Oxic: 47
  
Blue-Green Dominance (% of NU): 98.2
  
Blue-Green Dominance (% of cells): 77
           Carlson TSI: 47
                    Indiana TSI: 43
                                                                           
Blue-Greens (#/L): 193740   Greens (#/L): 16355   Diatoms (#/L): 2895   Other Algae (#/L): 12581   Rotifers (#/L): 0   Zooplankton (#/L): 0.8
Blue-Greens (cells/L): 6615   Greens (cells/L): 69   Diatoms (cells/L): 43   Other Algae (cells/L): 13   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)