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EF/ ICR Logo Source Water (Untreated) Levels of Total Coliform for
PA-American Water Co-Pittsburgh Area


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 Hays Mine Station

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 200
Surface Water AUG 1997 120
Surface Water SEP 1997 730
Surface Water OCT 1997 440
Surface Water NOV 1997 12000
Surface Water DEC 1997 5000
Surface Water JAN 1998 4600
Surface Water FEB 1998 8000
Surface Water MAR 1998 6700
Surface Water APR 1998 4200
Surface Water MAY 1998 2600
Surface Water JUN 1998 17000
Surface Water JUL 1998 3200
Surface Water AUG 1998 440
Surface Water SEP 1998 24000
Surface Water OCT 1998 3500
Surface Water NOV 1998 3800
Surface Water DEC 1998 1100


Source Water (Untreated) Levels of Total Coliform for E. H. Aldrich Station

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 140
Surface Water AUG 1997 40
Surface Water SEP 1997 85
Surface Water OCT 1997 80
Surface Water NOV 1997 9600
Surface Water DEC 1997 1800
Surface Water JAN 1998 2800
Surface Water FEB 1998 2700
Surface Water MAR 1998 4400
Surface Water APR 1998 700
Surface Water MAY 1998 1800
Surface Water JUN 1998 7500
Surface Water JUL 1998 1700
Surface Water AUG 1998 100
Surface Water SEP 1998 130
Surface Water OCT 1998 170
Surface Water NOV 1998 100
Surface Water DEC 1998 3800


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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