Johnson Lake at North End
Data updated on: 09/12/2006


Seasonal
Geometric Mean
Geometric Mean for
last 5 samples
Single Sample Maximum
16
Compare to 126
69
Compare to 126
> 2419
Compare to 235
Date
E. coli
(# per 100 ml)
Date
E. coli
(# per 100 ml)
05/01/2006
4
07/17/2006
2
05/08/2006
0
07/24/2006
2
05/15/2006
No Data
07/31/2006
No Data
05/22/2006
161
08/07/2006
3
05/29/2006
89
08/14/2006
30
06/05/2006
15
08/21/2006
44
06/12/2006
16
08/28/2006
248
06/19/2006
40
09/05/2006
2
06/26/2006
3
09/11/2006
> 2,419
07/05/2006
7.4
09/18/2006
No Data
07/10/2006
148
09/25/2006
No Data

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