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EF/ ICR Logo Source Water (Untreated) Levels of Total Coliform for
McAllen Public Utilities


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 McAllen Southwest Water Plant

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 50
Surface Water AUG 1997 34
Surface Water SEP 1997 20
Not Reported OCT 1997 20
Surface Water NOV 1997 8
Surface Water DEC 1997 8
Surface Water JAN 1998 20
Surface Water FEB 1998 30
Surface Water MAR 1998 36
Surface Water APR 1998 120
Surface Water MAY 1998 16
Surface Water JUN 1998 20
Surface Water JUL 1998 50
Surface Water AUG 1998 100
Surface Water SEP 1998 50
Surface Water OCT 1998 12
Surface Water NOV 1998 12
Surface Water DEC 1998 4


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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