Clean Lakes Program: Lonnie - Sullivan County

 

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Indiana Clean Lakes Program Lake Report

Lonnie

  

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
9.1
3.5
49
13.5
76.5
7.42
6.91
1700
2700
168.1
925.6
0.01
0.622
0.03
2.31
1.66
0.022
0.022
0.018
11.285
0.354
18.508
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)
25.8
24.9
23.5
21.9
18.9
14
10.2
9.9
9.9
DO (mg/L)
6.62
6.6
6.5
8.4
6.7
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 50
  
Blue-Green Dominance (% of NU): 12
  
          Carlson TSI: 44
                    Indiana TSI: 27
                                                                           
Blue-Greens (#/L): 4815   Greens (#/L): 0   Diatoms (#/L): 117   Other Algae (#/L): 34292   Rotifers (#/L): 294   Zooplankton (#/L): 19.3
 
 

2001

          
Sample Location: Deep Hole
Sample Date: 2001-07-23
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
2001
9.1
2.3
33
9
85.7
8.2
7.1
1420
2800
152
1003
0.01
2.844
0.016
2.405
1.67
0.013
0.033
0.16
14.355
0.596
19.038
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)
26.5
26.4
25.7
24.8
21.7
17.3
14.1
11.7
11
10.8
10.8
DO (mg/L)
6.8
6.8
7
6.3
0.6
0.1
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 22
  
Blue-Green Dominance (% of NU): 94
  
          Carlson TSI: 43
                    Indiana TSI: 55
                                                                           
Blue-Greens (#/L): 211732   Greens (#/L): 0   Diatoms (#/L): 365   Other Algae (#/L): 13736   Rotifers (#/L): 365   Zooplankton (#/L): 24.9
 
 

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
8.53
1.2
6.09
6.5
95.4
7.8
7.3
182
361
178
1221
0.01
1.941
0.024
0.028
9.08
0.013
0.013
0.019
21.22
0.525
23.6
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)
23.58
23.25
23.19
22.4
15.12
11.53
10.16
9.85
9.82
DO (mg/L)
7.85
7.95
7.94
7.94
4.5
0.43
0.044
0.043
0.44
                                                                           
% Water Column Oxic: 35.2
  
Blue-Green Dominance (% of NU): 85.9
  
          Carlson TSI: 53
                    Indiana TSI: 36
                                                                           
Blue-Greens (#/L): 9762   Greens (#/L): 0   Diatoms (#/L): 841   Other Algae (#/L): 481   Rotifers (#/L): 270   Zooplankton (#/L): 5.5
 
 

 

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)