Source Water (Untreated) Levels of Total Coliform for
Phoenix Municipal Water System

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 SQUAW PEAK WTP

Water Type	Month	Total Coliform Level (Total Coliforms/100mL)
Surface Water	JUL 1997	14400
Surface Water	AUG 1997	16500
Surface Water	SEP 1997	10900
Surface Water	OCT 1997	4500
Surface Water	NOV 1997	1100
Surface Water	DEC 1997	600
Not Reported	JAN 1998	1200
Not Reported	FEB 1998	4100
Not Reported	MAR 1998	1650
Not Reported	APR 1998	5600
Surface Water	MAY 1998	5600
Surface Water	JUN 1998	3800
Surface Water	JUL 1998	20000
Surface Water	AUG 1998	36500
Surface Water	SEP 1998	5910
Surface Water	OCT 1998	4780
Surface Water	NOV 1998	11800
Not Reported	DEC 1998	1730

Source Water (Untreated) Levels of Total Coliform for VAL VISTA WTP

Water Type	Month	Total Coliform Level (Total Coliforms/100mL)
Surface Water	JUL 1997	10100
Surface Water	AUG 1997	10100
Surface Water	SEP 1997	6200
Surface Water	OCT 1997	3200
Not Reported	NOV 1997	200
Surface Water	DEC 1997	500
Surface Water	JAN 1998	600
Surface Water	FEB 1998	1500
Surface Water	MAR 1998	78
Surface Water	APR 1998	240 0
Surface Water	MAY 1998	3800
Surface Water	JUN 1998	6600
Surface Water	JUL 1998	14400
Surface Water	AUG 1998	16500
Surface Water	SEP 1998	1300
Surface Water	OCT 1998	5600
Surface Water	NOV 1998	2540
Surface Water	DEC 1998	1410

Source Water (Untreated) Levels of Total Coliform for UNION HILLS WTP

Water Type	Month	Total Coliform Level (Total Coliforms/100mL)
Surface Water	JUL 1997	500
Surface Water	AUG 1997	600
Surface Water	SEP 1997	900
Surface Water	OCT 1997	900
Surface Water	NOV 1997	500
Surface Water	DEC 1997	0
Surface Water	JAN 1998	200
Surface Water	FEB 1998	144
Surface Water	MAR 1998	130
Surface Water	APR 1998	800
Surface Water	MAY 1998	165
Surface Water	JUN 1998	3800
Surface Water	JUL 1998	165
Surface Water	AUG 1998	200
Surface Water	SEP 1998	310
Surface Water	OCT 1998	750
Surface Water	NOV 1998	870
Surface Water	DEC 1998	291

Source Water (Untreated) Levels of Total Coliform for DEER VALLEY WTP

Water Type	Month	Total Coliform Level (Total Coliforms/100mL)
Surface Water	JUL 1997	2700
Surface Water	AUG 1997	165000
Surface Water	SEP 1997	5600
Surface Water	OCT 1997	5600
Surface Water	NOV 1997	6200
Surface Water	DEC 1997	400
Su rface Water	JAN 1998	300
Not Reported	FEB 1998	400
Surface Water	MAR 1998	1300
Surface Water	APR 1998	2500
Surface Water	MAY 1998	3800
Surface Water	JUN 1998	4500
Surface Water	JUL 1998	20000
Surface Water	AUG 1998	6600
Surface Water	SEP 1998	20000
Surface Water	OCT 1998	270
Surface Water	NOV 1998	5910
Not Reported	DEC 1998	172

Source Water (Untreated) Levels of Total Coliform for VERDE WTP & FOUNTAIN HILLS

Water Type	Month	Total Coliform Level (Total Coliforms/100mL)
Surface Water	JUL 1997	10100
Surface Water	AUG 1997	271
Surface Water	SEP 1997	3800
Surface Water	OCT 1997	1600
Surface Water	NOV 1997	1600
Not Reported	DEC 1997	NO DATA
Not Reported	JAN 1998	NO DATA
Not Reported	FEB 1998	NO DATA
Surface Water	MAR 1998	100
Not Reported	APR 1998	NO DATA
Not Reported	MAY 1998	NO DATA
Surface Water	JUN 1998	800
Surface Water	JUL 1998	1900
Surface Water	AUG 1998	1800
Surface Water	SEP 1998	2200
Surface Water	OCT 1998	242000
Not Reported	OCT 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
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

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