Clean Lakes Program: Spurgeon Hollow - Washington County

 

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Indiana Clean Lakes Program Lake Report

Spurgeon Hollow

  

Washington County

2002

          
Sample Location: Deep Hole
Sample Date: 2002-07-16
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
8.5
8.7
45
20
88.9
7.15
6.7
93
89
20.25
23.5
0.022
0.013
0.069
0.063
0.57
0.013
0.013
0.04
0.234
0.338
0.73
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)
28.7
28.6
28.5
28.3
27.5
21.3
18.9
16.4
14.5
13.1
DO (mg/L)
7.05
7.03
6.91
7.17
6.68
4.03
1.95
0.49
0.32
0.28
                                                                           
% Water Column Oxic: 58.6
  
Blue-Green Dominance (% of NU): 36
  
          Carlson TSI: 40
                    Indiana TSI: 8
                                                                           
Blue-Greens (#/L): 757   Greens (#/L): 176   Diatoms (#/L): 0   Other Algae (#/L): 809   Rotifers (#/L): 352   Zooplankton (#/L): 33
 
 

2009

          
Sample Location: Deep Hole
Sample Date: 2009-08-17
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
2009
5.18
1.4
6.65
8.2
75.8
6.7
6.5
89.5
188.3
28
79
0.01
0.01
0.015
0.035
6.94
0.013
0.026
0.037
0.501
0.452
1.76
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
27.3
25.6
23.5
20.3
17
DO (mg/L)
7.4
6.7
3.6
5
0.07
0.01
                                                                           
% Water Column Oxic: 38.61
  
Blue-Green Dominance (% of NU): 43.8
  
          Carlson TSI: 49
                    Indiana TSI: 19
                                                                           
Blue-Greens (#/L): 14587   Greens (#/L): 45   Diatoms (#/L): 181   Other Algae (#/L): 17233   Rotifers (#/L): 723   Zooplankton (#/L): 553.6
 
 

2011

          
Sample Location: Deep Hole
Sample Date: 2011-07-19
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
4.88
1.4
26.33
3
27.9
6.8
6.4
82.6
62.5
27.5
20
0.01
0.01
0.02
0.044
9.26
0.022855
0.1315323
0.018
0.018
0.7445415
0.753047
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)
29.5
28.1
26.9
23.9
18.8
15
DO (mg/L)
6.2
2.3
2.1
1.3
0.1
0.04
                                                                           
% Water Column Oxic: 41
  
Blue-Green Dominance (% of NU): 68.9
  
Blue-Green Dominance (% of cells): 35.5
           Carlson TSI: 51
                   
                                                                           
Blue-Greens (#/L): 1447372   Greens (#/L): 2118106   Diatoms (#/L): 105905   Other Algae (#/L): 405970   Rotifers (#/L): 32   Zooplankton (#/L): 69.3
Blue-Greens (cells/L): 18730   Greens (cells/L): 6004   Diatoms (cells/L): 124   Other Algae (cells/L): 2678   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)