Morman Island Lake at Grand Island
Data updated on: 09/29/2006


Seasonal
Geometric Mean
Geometric Mean for
last 5 samples
Single Sample Maximum
12
Compare to 126
6
Compare to 126
84
Compare to 235
Date
E. coli
(# per 100 ml)
Date
E. coli
(# per 100 ml)
05/01/2006
No Data
07/17/2006
7
05/08/2006
35
07/24/2006
84
05/15/2006
10
07/31/2006
5
05/22/2006
40
08/07/2006
20
05/29/2006
37
08/14/2006
10
06/05/2006
49
08/21/2006
2
06/12/2006
9
08/28/2006
9
06/19/2006
11
09/05/2006
1
06/26/2006
5.2
09/11/2006
10
07/05/2006
14.6
09/18/2006
30
07/10/2006
7
09/25/2006
4

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