Pawnee Reservoir East Beach


The table below shows the most recent sampling information for
toxic algae (Microcystin) and bacteria (E.coli),
Samples are typically collected on Monday and posted on the web site on Thursday or Friday.

Nearest City - Emerald
Lancaster County
This Lake is sampled weekly.
Data updated on: 09/27/2007
Level of Microcystin (ppb)
E. coli (# per 100 ml)
11.77
24
This Lake is NOT on Toxic Algae Health Alert.


Bacteria (E. coli) Information
The chart below shows sampling results for bacteria collected in 2007.

Seasonal
Geometric Mean
Geometric Mean for
last 5 samples
Single Sample Maximum
6
Compare to 126
2
Compare to 126
1046
Compare to 235



Toxic Algae (Microcystin) & Bacteria (E. coli) Data
This table shows all sampling results for toxic algae and bacteria collected in 2007.

Week Starting
Weekly Health
Alert
Level of Microcystin (ppb)
E. coli
(# per 100 ml)
05/07/2007
No
1.64
05/14/2007
No
0.6
1046
05/21/2007
No
0.5
82
05/28/2007
No
0.2
126
06/04/2007
No
0.25
35
06/11/2007
No
0.62
20
06/18/2007
No
7.8
131
06/25/2007
No
4.4
5
07/02/2007
No
10.92
2
07/09/2007
No
3.8
32
07/16/2007
No
12.32
1
07/23/2007
No
10.01
0
07/30/2007
No
12.1
9
08/06/2007
Yes
20.13
1
08/13/2007
Yes
20.9
0
08/20/2007
Yes
29.59
1
08/27/2007
Yes
37.4
0
09/03/2007
Yes
12.1
0
09/10/2007
No
8.69
1
09/17/2007
No
13.75
96
09/24/2007
No
11.77
24
10/01/2007

Note: Data flagged with * did not meet NDEQ's Quality Assurance Standards



Nebraska Department of Environmental Quality
1200 "N" Street, Suite 400
P.O. Box 98922
Lincoln, Nebraska 68509
(402) 471-2186