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EF/ ICR Logo Source Water (Untreated) Levels of Total Coliform for
Pittsburgh Water and Sewer 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 Allegheny River Water Treatment Plant

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 500
Surface Water AUG 1997 2000
Surface Water SEP 1997 500
Surface Water OCT 1997 500
Surface Water NOV 1997 1500
Surface Water DEC 1997 5000
Surface Water JAN 1998 3500
Surface Water FEB 1998 5000
Surface Water MAR 1998 3000
Surface Water APR 1998 4500
Surface Water MAY 1998 0
Surface Water JUN 1998 3500
Surface Water JUL 1998 0
Surface Water AUG 1998 0
Surface Water SEP 1998 7500
Surface Water OCT 1998 1000
Surface Water NOV 1998 4000
Surface Water DEC 1998 2000


Source Water (Untreated) Levels of Total Co liform for PITTSBURGH WATER & SEWER AUTHORITY

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 500
Surface Water AUG 1997 2000
Surface Water SEP 1997 500
Surface Water OCT 1997 500
Surface Water NOV 1997 1500
Surface Water DEC 1997 5000
Surface Water JAN 1998 3500
Surface Water FEB 1998 5000
Surface Water MAR 1998 3000
Surface Water APR 1998 4500
Surface Water MAY 1998 0
Surface Water JUN 1998 3500
Surface Water JUL 1998 0
Surface Water AUG 1998 0
Surface Water SEP 1998 7500
Surface Water OCT 1998 1000
Surface Water NOV 1998 4000
Surface Water DEC 1998 2000


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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Dec 1997 view report view report
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Dec 1998 view report view report


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