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EF/ ICR Logo Source Water (Untreated) Levels of Total Coliform for
City of Oklahoma City


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 Draper Treatment Plant

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 95
Surface Water AUG 1997 201
Surface Water SEP 1997 165
Surface Water OCT 1997 130
Surface Water NOV 1997 78
Surface Water DEC 1997 31
Surface Water JAN 1998 43
Surface Water FEB 1998 9
Surface Water MAR 1998 66
Surface Water APR 1998 32
Surface Water MAY 1998 29
Surface Water JUN 1998 59
Surface Water JUL 1998 14
Surface Water AUG 1998 9
Surface Water SEP 1998 43
Surface Water OCT 1998 41
Surface Water NOV 1998 306
Surface Water DEC 1998 32


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

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 72419
Surface Water AUG 1997 72419
Surface Water SEP 1997 6131
Surface Water OCT 1997 279
Surface Water NOV 1997 81
Surface Water DEC 1997 208
Surface Water JAN 1998 24
Surface Water FEB 1998 12
Surface Water MAR 1998 200
Surface Water APR 1998 54
Surface Water MAY 1998 44
Surface Water JUN 1998 196
Surface Water JUL 1998 733
Surface Water AUG 1998 14136
Surface Water SEP 1998 24192
Surface Water OCT 1998 2187
Surface Water NOV 1998 738
Surface Water DEC 1998 113


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

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 365
Surface Water AUG 1997 1553
Surface Water SEP 1997 866
Surface Water OCT 1997 1203
Surface Water NOV 1997 62
Not Reported DEC 1997 NO DATA
Not Reported JAN 1998 64
Not Reported FEB 1998 488
Not Reported MAR 1998 465
Not Reported APR 1998 108
Not Reported MAY 1998 541
Surface Water JUN 1998 1360
Surface Water JUL 1998 2000
Surface Water AUG 1998 2610
Surface Water SEP 1998 6650
Not Reported OCT 1998 NO DATA
Not Reported NOV 1998 NO DATA
Not Reported NOV 1998 NO DATA


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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