Clean Lakes Program: Rider - Noble County

 

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Indiana Clean Lakes Program Lake Report

Rider

  

Noble County

1991

          
Sample Location: Deep Hole
Sample Date: 1991-07-30
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
1991
4.6
2.6
25.8
12.75
100.5
8.1
8
500
465
183.7
180.6
0.01
0.01
0.053
0.056
0.377
0.312
0.052
0.066
6.079
1.383
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
25.5
25
25
24
22
DO (mg/L)
8.9
8.3
8.3
8.2
7.1
0.2
                                                                           
% Water Column Oxic: 100
  
Blue-Green Dominance (% of NU): 29
  
          Carlson TSI: 54
                    Indiana TSI: 14
                                                                           
Blue-Greens (#/L): 6964   Greens (#/L): 5721   Diatoms (#/L): 124   Other Algae (#/L): 10695   Rotifers (#/L):   Zooplankton (#/L): 171
 
 

1993

          
Sample Location: Deep Hole
Sample Date: 1993-08-17
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
1993
4.6
2.4
46
10
85
7.9
7.5
490
550
187
202
0.01
0.01
0.019
0.157
4.85
1.323
0.22
0.056
0.16
1.313
3.152
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
25.2
25.2
25.1
22
18
DO (mg/L)
7
7.3
7.3
7.4
4
0.1
                                                                           
% Water Column Oxic: 66.7
  
Blue-Green Dominance (% of NU): 41
  
          Carlson TSI: 47
                    Indiana TSI: 16
                                                                           
Blue-Greens (#/L): 7877   Greens (#/L): 43   Diatoms (#/L): 779   Other Algae (#/L): 9695   Rotifers (#/L): 733   Zooplankton (#/L): 0
 
 

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
4.6
2
25
12
95.3
8.15
7.5
525
547
156
194
0.014
0.014
0.06
0.071
4.99
2.576
0.789
0.172
0.087
1.319
1.817
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)
25.2
24.9
24.8
24.7
24.4
24.1
21
DO (mg/L)
8.16
8
7.9
7.7
4.6
3.5
0.35
                                                                           
% Water Column Oxic: 80
  
Blue-Green Dominance (% of NU): 88
  
          Carlson TSI: 53
                    Indiana TSI: 43
                                                                           
Blue-Greens (#/L): 147000   Greens (#/L): 1260   Diatoms (#/L): 857   Other Algae (#/L): 16938   Rotifers (#/L): 555   Zooplankton (#/L): 47
 
 

2003

          
Sample Location: Deep Hole
Sample Date: 2003-07-29
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
2003
4.57
3
45
13
93
8.3
8
531
520
176
180
0.01
0.01
0.038
0.017
3.55
3.41
2.809
0.036
0.09
1.202
1.27
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)
26.3
24.7
24.4
24
23.5
22.1
DO (mg/L)
7.3
7
7.8
6.7
4.8
1.7
                                                                           
% Water Column Oxic: 65.6
  
Blue-Green Dominance (% of NU): 79
  
          Carlson TSI: 48
                    Indiana TSI: 25
                                                                           
Blue-Greens (#/L): 27894   Greens (#/L): 217   Diatoms (#/L): 867   Other Algae (#/L): 6412   Rotifers (#/L): 108   Zooplankton (#/L): 10.1
 
 

2011

          
Sample Location: Deep Hole
Sample Date: 2011-07-26
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
2011
4.27
2.2
11.1
9.5
99.6
8.2
7.6
491.4
476.2
190
221
0.01
0.01
0.026
0.089
5.28
2.10367
0.735771
0.018
0.230304
1.120916
2.208172
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)
28.9
28.9
28.7
28.5
23.6
18.9
DO (mg/L)
8.1
8
7.1
11.9
2.5
0.1
                                                                           
% Water Column Oxic: 70.3
  
Blue-Green Dominance (% of NU): 64.6
  
Blue-Green Dominance (% of cells): 22.4
           Carlson TSI: 49
                   
                                                                           
Blue-Greens (#/L): 264763   Greens (#/L): 829591   Diatoms (#/L): 88254   Other Algae (#/L): 0   Rotifers (#/L): 60   Zooplankton (#/L): 89.4
Blue-Greens (cells/L): 11332   Greens (cells/L): 6003   Diatoms (cells/L): 194   Other Algae (cells/L): 0   Rotifers (cells/L): 0.01   Zooplankton (cells/L): 0.1
 
 

 

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)