Clean Lakes Program: Redbud - Sullivan County

 

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Indiana Clean Lakes Program Lake Report

Redbud

 

Sullivan County

1997

         
Sample Location: Deep Hole
Sample Date: 1997-07-01
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
6.4
5.5
52
21
82.4
7.8
7.41
1400
1600
69.9
111.6
0.01
0.01
0.024
0.026
0.85
0.022
0.022
0.018
0.066
0.348
0.36
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
28
28
28
25
21.9
19
17.2
DO (mg/L)
6.81
6.6
6.45
6.4
11.45
9.6
10.2
6.2
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 49
 
          Carlson TSI: 38
                    Indiana TSI: 4
                                                                           
Blue-Greens (#/L): 3065   Greens (#/L): 2302   Diatoms (#/L): 12   Other Algae (#/L): 751   Rotifers (#/L): 48   Zooplankton (#/L): 41.1
 
 

2001

         
Sample Location: Deep Hole
Sample Date: 2001-07-10
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
2001
6.4
5.1
9
20
124
8.5
8
1226
1335
66
85
0.01
0.01
0.029
0.021
1.1
0.013
0.013
0.036
0.028
0.369
0.406
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)
28.4
28
27.8
27.6
27.1
25.6
22.3
18.6
DO (mg/L)
9.3
9.9
9.6
9.2
9.3
10.1
19
3.4
                                                                           
% Water Column Oxic: 100
 
Blue-Green Dominance (% of NU): 12
 
          Carlson TSI: 40
                    Indiana TSI: 10
                                                                           
Blue-Greens (#/L): 3454   Greens (#/L): 0   Diatoms (#/L): 0   Other Algae (#/L): 24431   Rotifers (#/L): 43   Zooplankton (#/L): 13.6
 
 

2008

         
Sample Location: Deep Hole
Sample Date: 2008-08-05
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
2008
6.71
4
12.94
13.12
120.5
7.9
7.3
1058
1820
102
181
0.01
0.01
0.01
0.01
2.31
0.014
0.024
0.084
0.386
0.499
1.414
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)
28.26
28.26
28.27
28.27
27.99
24.54
19.49
13.05
DO (mg/L)
9.26
8.95
9.17
9.17
5.88
15.09
1.52
0.5
                                                                           
% Water Column Oxic: 74.5
 
Blue-Green Dominance (% of NU): 32.7
 
          Carlson TSI: 39
                    Indiana TSI: 11
                                                                           
Blue-Greens (#/L): 3493   Greens (#/L): 43   Diatoms (#/L): 149   Other Algae (#/L): 6794   Rotifers (#/L): 192   Zooplankton (#/L): 21.6
 
 

2014

         
Sample Location: Deep Hole
Sample Date: 2014-07-29
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
2014
9.75
2.95
57.63
14.76
7
6.9
961
1510
90
165
0.01
0.019
0.01
0.078
2.98
0.013
0.013
0.061
0.047
0.72
1.155
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)
25.95
25.85
25.08
24.95
23.03
16.59
13.41
DO (mg/L)
8.1
7.1
7.1
7.1
4.2
0.45
0.26
                                                                           
% Water Column Oxic:
 
Blue-Green Dominance (% of NU): 98.6
 
Blue-Green Dominance (% of cells): 80
          Carlson TSI: 48
                   
                                                                           
Blue-Greens (#/L): 18025   Greens (#/L): 526   Diatoms (#/L):   Other Algae (#/L): 3583   Rotifers (#/L): 268   Zooplankton (#/L): 143
Blue-Greens (cells/L): 548   Greens (cells/L): 4   Diatoms (cells/L):   Other Algae (cells/L): 4   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2015

         
Sample Location: deep hole
Sample Date: 2015-07-22
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
2015
7
1.6
32.32
11.48
8.7
7.9
952
1750
96
215
0.01
0.041
0.032
0.051
6.44
0.048
0.047
0.018
0.243
0.71
1.329
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)
28.84
28.15
27.9
26.08
20.11
15.59
12.98
DO (mg/L)
9.81
9.82
9.9
17.97
0.8
0.7
0.58
                                                                           
% Water Column Oxic: 42.86
 
Blue-Green Dominance (% of NU):
 
Blue-Green Dominance (% of cells):
          Carlson TSI: 53
                   
                                                                           
Blue-Greens (#/L):   Greens (#/L):   Diatoms (#/L):   Other Algae (#/L):   Rotifers (#/L):   Zooplankton (#/L):
Blue-Greens (cells/L):   Greens (cells/L):   Diatoms (cells/L):   Other Algae (cells/L):   Rotifers (cells/L):   Zooplankton (cells/L):
 
 

 

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)