Clean Lakes Program: Lower Long - Noble County

 

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Indiana Clean Lakes Program Lake Report

Lower Long

 

Noble County

1989

         
Sample Location: Deep Hole
Sample Date: 1989-08-09
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
1989
16.8
2.7
58
19
104
8.4
7.3
355
325
190
219
0.012
0.348
0.025
0.268
6.989
11.009
0.055
1.501
1.021
2.009
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)
24
24
24
22
16.5
13
10
9
8
7.5
6.5
6
6
6
6
DO (mg/L)
8.8
8.7
8.6
10.2
5.6
0.5
0.2
0.2
0.2
0.2
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 66.7
 
Blue-Green Dominance (% of NU): 48
 
          Carlson TSI: 49
                    Indiana TSI: 20
                                                                           
Blue-Greens (#/L): 3261   Greens (#/L): 263   Diatoms (#/L): 236   Other Algae (#/L): 2709   Rotifers (#/L): 330   Zooplankton (#/L): 0
 
 

1994

         
Sample Location: Deep Hole
Sample Date: 1994-07-11
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
1994
16.8
3.4
35
17
104
8.6
7.5
395
320
162
202.5
0.01
0.255
0.035
0.5
3.81
0.022
0.022
0.032
1.637
0.23
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)
27.7
27.7
27.7
27.7
27.6
25.4
18.2
13.5
11.7
11
10.4
10
9.5
9
8.8
8.7
8.6
8.6
8.6
DO (mg/L)
8.6
8.7
8.7
8.8
8.8
10.8
0.5
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
                                                                           
% Water Column Oxic: 34
 
Blue-Green Dominance (% of NU): 85
 
          Carlson TSI: 47
                    Indiana TSI: 36
                                                                           
Blue-Greens (#/L): 52177   Greens (#/L): 0   Diatoms (#/L): 2174   Other Algae (#/L): 6552   Rotifers (#/L): 0   Zooplankton (#/L): 124
 
 

2000

         
Sample Location: Deep Hole
Sample Date: 2000-08-14
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
2000
16.8
2.2
12
19
104
8.42
7.3
451
319
146
205
0.016
0.504
0.065
0.589
1.78
0.022
0.022
0.018
2.051
0.774
3.651
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)
27.4
27.2
27.1
25.7
25.4
23.7
17.8
13.7
10.8
9.7
8.9
8.4
8.1
7.7
7.4
7.3
7.2
7.2
DO (mg/L)
8.4
8.3
8.2
8.2
8.5
8.7
6.1
2.7
0.5
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
0.4
                                                                           
% Water Column Oxic: 38
 
Blue-Green Dominance (% of NU): 83
 
          Carlson TSI: 50
                    Indiana TSI: 34
                                                                           
Blue-Greens (#/L): 12309   Greens (#/L): 9   Diatoms (#/L): 160   Other Algae (#/L): 2147   Rotifers (#/L): 196   Zooplankton (#/L): 13
 
 

2004

         
Sample Location: Deep Hole
Sample Date: 2004-07-26
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
2004
16.8
1.2
40
55.1
100.2
8.7
7.3
418
322.8
166
209
0.03
0.343
0.071
0.389
6.94
0.013
0.013
0.018
1.996
1.127
3.231
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)
25.3
25.3
25.2
25.1
25
21.5
14.4
13.1
10.3
9.2
8.5
7.8
7.4
7.1
6.8
6.7
6.7
DO (mg/L)
9.42
9.15
9.43
9.35
8.8
5
0.04
0.01
0.01
0
0
0
0
0
0
0
0
                                                                           
% Water Column Oxic: 27
 
Blue-Green Dominance (% of NU): 73
 
          Carlson TSI: 58
                    Indiana TSI: 39
                                                                           
Blue-Greens (#/L): 6665   Greens (#/L): 247   Diatoms (#/L): 749   Other Algae (#/L): 1424   Rotifers (#/L): 0   Zooplankton (#/L): 47.3
 
 

 

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)