Willow Creek Lake at 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.
Toxic Algae Data updated on:
09/30/2010

Bacteria (E. coli) data updated:
09/30/2010

Level of Microcystin (ppb)
E. coli (# per 100 ml)
35
99
This Lake is Currently On Toxic Algae Health Alert!
From Neligh go 5 miles north on Highway 14 then east at sign to Pierce on road 854. Go 24 miles east then turn South on 548th Avenue, then 1.5 miles south to the boat ramp Collect sample off end of dock. From Neligh go 5 miles north on Highway 14 then east at sign to Pierce on road 854. Go 24 miles east then turn South on 548th Avenue, then 1.5 miles south to the boat ramp Collect sample off end of dock.

On the table below, the level to trigger a toxic algae Health Alert is 20 parts per billion for the toxin Microcystin. Health Alerts stay in effect until the level stays below 20 ppb for two consecutive weeks

In the Bacteria (E.coli) column, a single sample of 235 counts (or higher) per 100 ml is considered a higher risk for illness through ingestion.


Toxic Algae (Microcystin) & Bacteria (E. coli) Data
This table shows all sampling results for toxic algae and bacteria collected in 2009.

Week Starting
Weekly Health
Alert
Level of Microcystin (ppb)
E. coli
(# per 100 ml)
05/03/2010
No
0.08
6
05/10/2010
No
0.07
158
05/17/2010
No
0.03
1
05/24/2010
No
0.92
6
05/31/2010
No
0.21
2
06/07/2010
No
0.96
16
06/14/2010
No
0.32
308
06/21/2010
No
0.97
1246
06/28/2010
No
3.01
3
07/05/2010
No
3.28
54.4
07/12/2010
No
1.49
63
07/19/2010
No
2.87
14
07/26/2010
No
4.22
08/02/2010
No
6.93
105
08/09/2010
No
7.63
22
08/16/2010
No
7.35
2
08/23/2010
Yes
25.2
0
08/30/2010
Yes
35
2
09/06/2010
Yes
35
4.1
09/13/2010
Yes
35
3
09/20/2010
Yes
26.46
139
09/27/2010
35
99



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