Willow Creek Reservoir @ Swimming 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 - Pierce
Pierce County
This Lake is sampled weekly.
Data updated on: 10/02/2008
Level of Microcystin (ppb)
E. coli (# per 100 ml)
45.43
228
This Lake is Currently On Toxic Algae Health Alert!

Bacteria (E. coli) Information
The chart below shows sampling results for bacteria collected in 2008.

Seasonal
Geometric Mean
Geometric Mean for
last 5 samples
Single Sample Maximum
7
Compare to 126
2
Compare to 126
548
Compare to 235


Toxic Algae (Microcystin) & Bacteria (E. coli) Data
This table shows all sampling results for toxic algae and bacteria collected in 2008.

Week Starting
Weekly Health
Alert
Level of Microcystin (ppb)
E. coli
(# per 100 ml)
05/12/2008
No
0
12
05/19/2008
No
0
9
05/26/2008
No
0
111
06/02/2008
No
0.02
548
06/09/2008
No
3.08
387
06/16/2008
No
0.02
4
06/23/2008
No
0
4
06/30/2008
No
6.49
0
07/07/2008
No
2.43
9
07/14/2008
Yes
27.61
3
07/21/2008
Yes
37.6
78
07/28/2008
Yes
30.03
42
08/04/2008
Yes
14.85
76
08/11/2008
No
11.66
1
08/18/2008
Yes
36.3
0
08/25/2008
Yes
27.83
09/01/2008
Yes
39.27
0
09/08/2008
Yes
6.6
5
09/15/2008
Yes
20.57
0
09/22/2008
Yes
41.91
228
09/29/2008
Yes
45.43
10/06/2008



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