Clean Lakes Program: Shipshewana - Lagrange County

 

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Indiana Clean Lakes Program Lake Report

Shipshewana

  

Lagrange County

1993

          
Sample Location: Deep Hole
Sample Date: 1993-07-12
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
1993
4.9
0.2
0
2
123
9
9
355
338
127
130.5
0.064
0.065
0.341
0.338
83.25
0.025
0.037
0.024
0.031
3.467
3.23
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)
27.8
27.8
27.8
27.8
27.5
DO (mg/L)
10.1
10.2
9.9
10.4
9.4
                                                                           
% Water Column Oxic: 100
  
Blue-Green Dominance (% of NU): 94
  
          Carlson TSI: 82
                    Indiana TSI: 58
                                                                           
Blue-Greens (#/L): 954403   Greens (#/L): 8521   Diatoms (#/L): 5681   Other Algae (#/L): 34085   Rotifers (#/L): 11172   Zooplankton (#/L): 0
 
 

2000

          
Sample Location: Deep Hole
Sample Date: 2000-07-05
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
2000
4.9
0.3
2
3
133
9.65
7.9
350
377
71
105
0.01
0.01
0.114
0.145
21.36
0.022
0.022
0.032
0.07
1.024
0.912
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)
27.6
27.5
27
25.6
23.3
22.6
DO (mg/L)
12.4
12.5
10.5
6.1
0.4
0.3
                                                                           
% Water Column Oxic: 50
  
Blue-Green Dominance (% of NU): 97
  
          Carlson TSI: 70
                    Indiana TSI: 41
                                                                           
Blue-Greens (#/L): 80038   Greens (#/L): 728   Diatoms (#/L): 728   Other Algae (#/L): 546   Rotifers (#/L): 364   Zooplankton (#/L): 509.3
 
 

2003

          
Sample Location: Deep Hole
Sample Date: 2003-07-14
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
2003
3.96
0.7
10
6.5
164
9
8.3
440
455
132
147
0.01
0.01
0.03
0.027
0.013
0.013
0.018
0.018
1.174
1.41
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)
25.9
25.8
25.7
23.9
23.5
DO (mg/L)
13.4
13.7
13.7
8.3
4.6
                                                                           
% Water Column Oxic: 100
  
Blue-Green Dominance (% of NU): 87
  
          Carlson TSI: 59
                    Indiana TSI: 47
                                                                           
Blue-Greens (#/L): 205527   Greens (#/L): 5880   Diatoms (#/L): 11759   Other Algae (#/L): 9970   Rotifers (#/L): 1278   Zooplankton (#/L): 711.2
 
 

2012

          
Sample Location: Deep Hole
Sample Date: 2012-07-11
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
2012
4.57
0.25
1.15
2.9
20.2
8.6
7.2
400.5
527
115
199
0.029
0.013
0.137
0.226
48.7
0.022
0.023
0.018
0.036
0.864
1.14
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
27.3
27.3
27.2
26.6
23.9
DO (mg/L)
1.54
1.57
1.59
1.62
1.65
1.63
                                                                           
% Water Column Oxic: 100
  
Blue-Green Dominance (% of NU): 81.7
  
Blue-Green Dominance (% of cells): 83.7
           Carlson TSI: 76
                   
                                                                           
Blue-Greens (#/L): 10950846   Greens (#/L): 1779741   Diatoms (#/L): 254249   Other Algae (#/L): 90803   Rotifers (#/L): 37   Zooplankton (#/L): 237
Blue-Greens (cells/L): 213114   Greens (cells/L): 47326   Diatoms (cells/L): 363   Other Algae (cells/L): 91   Rotifers (cells/L): 0   Zooplankton (cells/L): 0
 
 

2015

          
Sample Location: Deep hole
Sample Date: 2015-07-06
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
4.7
0.3
0.59
1.64
7.4
439
120
0.01
0.135
54.93
0.013
0.013
0.018
0.024
2.245
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)
25.33
24.47
22.43
21.44
20.95
DO (mg/L)
15.12
12.04
5.78
1.8
0.55
                                                                           
% Water Column Oxic: 63.83
  
Blue-Green Dominance (% of NU):
 
Blue-Green Dominance (% of cells):
          Carlson TSI: 74
                   
                                                                           
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)