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EF/ ICR Logo Source Water (Untreated) Levels of Total Coliform for
Chester Water Authority


Water System Total Coliform Report
REMINDER: Data Purpose: The ICR data were collected as part of a national research project to support development of national drinking water standards. The should NOT be used to determine local water systems compliance with drinking water standards, nor should they be used to make personal judgements about health risks.


Source Water (Untreated) Levels of Total Coliform for Octoraro Treatment Plant

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 97
Surface Water AUG 1997 32
Surface Water SEP 1997 700
Surface Water OCT 1997 224
Surface Water NOV 1997 450
Surface Water DEC 1997 63
Surface Water JAN 1998 133
Surface Water FEB 1998 80
Surface Water MAR 1998 47
Surface Water APR 1998 2220
Surface Water MAY 1998 37
Surface Water JUN 1998 1750
Surface Water JUL 1998 118
Surface Water AUG 1998 1525
Surface Water SEP 1998 120
Surface Water OCT 1998 130
Surface Water NOV 1998 54
Surface Water DEC 1998 675


How does this utility's source water compare to source waters nationally for coliform? Click on "view report" to see the state and national levels of total coliform.

Month State Report National Report
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