Jump to main content.


EF/ ICR Logo Source Water (Untreated) Levels of Total Coliform for
City of San Diego Water 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 Miramar Filtration Plant

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 21
Surface Water AUG 1997 22
Surface Water SEP 1997 900
Surface Water OCT 1997 0
Surface Water NOV 1997 17
Surface Water DEC 1997 11
Surface Water JAN 1998 50
Surface Water FEB 1998 30
Surface Water MAR 1998 23
Surface Water APR 1998 23
Surface Water MAY 1998 50
Surface Water JUN 1998 70
Surface Water JUL 1998 13
Surface Water AUG 1998 0
Surface Water SEP 1998 17
Surface Water OCT 1998 110
Surface Water NOV 1998 130
Surface Water DEC 1998 23


Source Water (Untreated) Levels of Total Coliform for Alvarado Filtration Plant

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 80
Surface Water AUG 1997 0
Surface Water SEP 1997 23
Surface Water OCT 1997 23
Surface Water NOV 1997 17
Surface Water DEC 1997 50
Surface Water JAN 1998 220
Surface Water FEB 1998 2
Surface Water MAR 1998 70
Surface Water APR 1998 8
Surface Water MAY 1998 0
Surface Water JUN 1998 0
Surface Water JUL 1998 2
Surface Water AUG 1998 8
Surface Water SEP 1998 0
Surface Water OCT 1998 2
Surface Water NOV 1998 2
Surface Water DEC 1998 0


Source Water (Untreated) Levels of Total Coliform for Otay Filtration Plant

Water Type Month Total Coliform Level (Total Coliforms/100mL)
Surface Water JUL 1997 0
Surface Water AUG 1997 11
Surface Water SEP 1997 13
Surface Water OCT 1997 8
Surface Water NOV 1997 13
Surface Water DEC 1997 0
Surface Water JAN 1998 2
Surface Water FEB 1998 30
Surface Water MAR 1998 12
Surface Water APR 1998 50
Surface Water MAY 1998 0
Surface Water JUN 1998 0
Surface Water JUL 1998 23
Surface Water AUG 1998 0
Surface Water SEP 1998 40
Surface Water OCT 1998 130
Surface Water NOV 1998 4
Surface Water DEC 1998 0


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
Aug 1997 view report view report
Sep 1997 view report view report
Oct 1997 view report view report
Nov 1997 view report view report
Dec 1997 view report view report
Jan 1998 view report view report
Feb 1998 view report view report
Mar 1998 view report view report
Apr 1998 view report view report
May 1998 view report view report
Jun 1998 view report view report
Jul 1998 view report view report
Aug 1998 view report view report
Sep 1998 view report view report
Oct 1998 view report view report
Nov 1998 view report view report
Dec 1998 view report view report


ICR Overview
Envirofacts Home Page


Local Navigation


Jump to main content.