Willow Creek Lake at Swimming Beach (Sampling Site 45)


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:
09/29/2016

Bacteria (E. coli) data updated:
09/29/2016

Level of Microcystin (ppb)
E. coli (# per 100 ml)
19.39
15
This Lake is Currently On Toxic Algae Health Alert!




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 2015.

Week Starting
Weekly Health
Alert
Level of Microcystin (ppb)
E. coli
(# per 100 ml)
05/02/2016
No
0
128
05/09/2016
No
0.59
35
05/16/2016
No
0.48
10
05/23/2016
No
1.79
461
05/30/2016
No
0.42
308
06/06/2016
No
0.56
41
06/13/2016
No
2
18
06/20/2016
No
7.77
121
06/27/2016
No
14.91
6
07/04/2016
No
2.94
4
07/11/2016
No
3.61
10
07/18/2016
No
8.05
43
07/25/2016
No
4.34
4
08/01/2016
No
3.7
2
08/08/2016
No
17.15
3
08/15/2016
Yes
20.72
10
08/22/2016
Yes
15.68
14
08/29/2016
Yes
30.24
2
09/05/2016
Yes
12.74
88
09/12/2016
No
9.45
6
09/19/2016
Yes
24.08
102
09/26/2016
Yes
19.39
15




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