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EF/ ICR Logo Source Water (Untreated) Levels of Total Coliform for
Cobb County-Marietta 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 Wyckoff Water Treatment Plant

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 20
Surface Water AUG 1997 16520
Surface Water SEP 1997 1652
Surface Water OCT 1997 546
Surface Water NOV 1997 164
Surface Water DEC 1997 118
Surface Water JAN 1998 507
Surface Water FEB 1998 177
Surface Water MAR 1998 153
Surface Water APR 1998 507
Surface Water MAY 1998 201
Surface Water JUN 1998 2005
Surface Water JUL 1998 8310
Surface Water AUG 1998 723
Surface Water SEP 1998 659
Surface Water OCT 1998 738
Surface Water NOV 1998 443
Surface Water DEC 1998 1640


Source Water (Untreated) Levels of Total Coliform fo r Quarles Water Treatment Plant

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 16000
Surface Water AUG 1997 1780
Surface Water SEP 1997 4060
Surface Water OCT 1997 20050
Surface Water NOV 1997 2005
Surface Water DEC 1997 7380
Surface Water JAN 1998 20050
Surface Water FEB 1998 401
Surface Water MAR 1998 453
Surface Water APR 1998 3640
Surface Water MAY 1998 4200
Surface Water JUN 1998 8310
Surface Water JUL 1998 7500
Surface Water AUG 1998 4530
Surface Water SEP 1998 20050
Surface Water OCT 1998 1652
Surface Water NOV 1998 2540
Surface Water DEC 1998 1240


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
July 1997 view report view report
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