Swanson Reservoir near Trail 4 on north side of lake

Data updated on: 10/03/2002

Seasonal Geometric Mean	Geometric Mean for last 5 samples	Upper 10th Percentile
4 Compare to 200	26 Compare to 200	238 Compare to 400

Date	Fecal Coliform (# per 100 ml)	Date	Fecal Coliform (# per 100 ml)
04/15/2002	30	07/15/2002	0
04/22/2002	30	07/22/2002	2500
04/29/2002	250	07/29/2002	90
05/06/2002	0	08/05/2002	220
05/13/2002	0	08/12/2002	190
05/20/2002	10	08/19/2002	0
05/27/2002	10	08/26/2002	60
06/03/2002	0	09/02/2002	180
06/10/2002	0*	09/09/2002	1000*
06/17/2002	0	09/16/2002	70
06/24/2002	0	09/23/2002	0
07/01/2002	0	09/30/2002	10
07/08/2002	0

For more information, contact
MoreInfo@NDEQ.state.NE.US

Nebraska Department of Environmental Quality
1200 "N" Street, Suite 400
P.O. Box 98922
Lincoln, Nebraska 68509
(402) 471-2186 FAX (402) 471-2909