Pawnee Lake at West Beach (Sampling Site 34b) |
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.
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 |
.
Week Starting |
Weekly Health Alert |
Level of Microcystin (ppb) |
E. coli (# per 100 ml) |
May 2, 2016 |
No |
0.34 |
102 |
May 9, 2016 |
No |
1.1 |
488 |
May 16, 2016 |
No |
1.22 |
2 |
May 23, 2016 |
No |
10.05 |
20 |
May 30, 2016 |
Yes |
24.92 |
140 |
June 6, 2016 |
Yes |
0.66 |
11 |
June 13, 2016 |
No |
0 |
4 |
June 20, 2016 |
No |
0.54 |
19 |
June 27, 2016 |
No |
0.43 |
11 |
July 4, 2016 |
No |
0.37 |
13 |
July 11, 2016 |
No |
6.87 |
2 |
July 18, 2016 |
No |
6.93 |
4 |
July 25, 2016 |
No |
2.92 |
89 |
August 1, 2016 |
No |
3.64 |
517 |
August 8, 2016 |
No |
0.21 |
38 |
August 15, 2016 |
Yes |
>35 |
5 |
August 22, 2016 |
No |
6.86 |
5 |
August 29, 2016 |
No |
14.91 |
3 |
September 5, 2016 |
No |
4.49 |
8 |
September 12, 2016 |
No |
2.24 |
13 |
September 19, 2016 |
No |
2.43 |
34 |
September 26, 2016 |
No |
6.30 |
308 |