Clean Lakes Program: Woods (Big Blue #3) - Rush County

 

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Indiana Clean Lakes Program Lake Report

Woods (Big Blue #3)

  

Rush County

1996

          
Sample Location: Deep Hole
Sample Date: 1996-07-02
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
6.7
0.7
15
6
149.2
8.57
7.52
530
395
182.9
199.6
0.01
0.037
0.104
0.121
27.32
5.516
3.04
0.03
1.129
0.648
1.698
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)
27.7
25.7
22.8
19.5
15.8
14
13.4
DO (mg/L)
17
19.6
12.8
3.1
0.3
0.1
0.1
                                                                           
% Water Column Oxic: 71.4
  
Blue-Green Dominance (% of NU): 51
  
          Carlson TSI: 66
                    Indiana TSI: 36
                                                                           
Blue-Greens (#/L): 6733   Greens (#/L): 37   Diatoms (#/L): 4686   Other Algae (#/L): 808   Rotifers (#/L): 646   Zooplankton (#/L): 220
 
 

2002

          
Sample Location: Deep Hole
Sample Date: 2002-07-23
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
2002
4.27
0.6
1
2
157
8.3
7.5
455
495
152.5
186
0.021
0.018
0.075
0.109
47.39
1.838
1.93
0.018
0.216
1.197
1.197
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)
28.8
28.8
28.6
27.6
24.4
18.3
DO (mg/L)
17.3
16.8
14.6
10.1
0.4
0.4
                                                                           
% Water Column Oxic: 46.8
  
Blue-Green Dominance (% of NU): 55
  
          Carlson TSI: 67
                    Indiana TSI: 37
                                                                           
Blue-Greens (#/L): 3276   Greens (#/L): 0   Diatoms (#/L): 228   Other Algae (#/L): 427   Rotifers (#/L): 1994   Zooplankton (#/L): 13.3
 
 

2013

          
Sample Location: Deep Hole
Sample Date: 2013-08-12
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
2013
4
0.3
4.6
5
8.1
7.6
379
446
155
174
0.013
0.012
0.143
0.137
113.66
0.013
0.013
0.018
0.262
1.58
1.359
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)
27.16
26.49
25.77
25.03
DO (mg/L)
14.61
11.64
2.3
0.4
                                                                           
% Water Column Oxic: 50
  
Blue-Green Dominance (% of NU): 97.4
  
Blue-Green Dominance (% of cells): 73
           Carlson TSI: 76
                   
                                                                           
Blue-Greens (#/L): 438813   Greens (#/L): 101351   Diatoms (#/L): 41209   Other Algae (#/L): 18934   Rotifers (#/L): 644   Zooplankton (#/L): 368
Blue-Greens (cells/L): 8084   Greens (cells/L): 151   Diatoms (cells/L): 44   Other Algae (cells/L): 19   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)