EHRENBERG, AZ · La Paz County

EHRENBERG IMPROVEMENT DISTRICT Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Arizona’s official records. Always confirm current status with Arizona before making decisions based on this information.

System facts

System ID (PWSID): AZ0415497
System type: Community Water System
Population served: 989
Service connections: 318
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2022 – March 31, 2022
Resolved
Monitoring, Source Water (LT2)
—
E. COLI
October 1, 2017 – October 31, 2017
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
February 1, 2007 – February 28, 2007
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 1999 – November 27, 2001
Resolved
Monitoring, Regular
—
Arsenic
August 1, 1989 – July 30, 1990
Archived
Monitoring, Regular
—
Nitrate
August 1, 1989 – July 30, 1990
Archived
Monitoring, Regular
—
Barium
August 1, 1989 – July 30, 1990
Archived
Monitoring, Regular
—
2,4,5-TP
July 31, 1989 – July 30, 1992
Archived
Monitoring, Regular
—
Methoxychlor
July 31, 1989 – July 30, 1992
Archived
Monitoring, Regular
—
BHC-GAMMA
July 31, 1989 – July 30, 1992
Archived
Monitoring, Regular
—
Toxaphene
July 31, 1989 – July 30, 1992
Archived
Monitoring, Regular
—
2,4-D
July 31, 1989 – July 30, 1992
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
April 6, 1989 – April 5, 1993
Archived
Monitoring, Regular
—
Nitrate
April 1, 1989 – June 30, 1989
Archived
Monitoring, Regular
—
Barium
April 1, 1989 – June 30, 1989
Archived
Monitoring, Regular
—
Cadmium
April 1, 1989 – June 30, 1989
Archived
Monitoring, Regular
—
Chromium
April 1, 1989 – June 30, 1989
Archived
Monitoring, Regular
—
Selenium
April 1, 1989 – June 30, 1989
Archived
Monitoring, Regular
—
Mercury
April 1, 1989 – June 30, 1989
Archived
Monitoring, Regular
—
Fluoride
April 1, 1989 – June 30, 1989
Archived
Monitoring, Regular
—
Arsenic
June 12, 1988 – June 11, 1989
Archived
Monitoring, Regular
—
Fluoride
April 1, 1988 – June 30, 1988
Archived
Monitoring, Regular
—
Selenium
April 1, 1988 – June 30, 1988
Archived
Monitoring, Regular
—
Cadmium
April 1, 1988 – June 30, 1988
Archived
Monitoring, Regular
—
Barium
April 1, 1988 – June 30, 1988
Archived
Monitoring, Regular
—
Chromium
April 1, 1988 – June 30, 1988
Archived
Monitoring, Regular
—
Mercury
April 1, 1988 – June 30, 1988
Archived
Monitoring, Regular
—
Nitrate
April 1, 1988 – June 30, 1988
Archived
Monitoring, Regular
—
Arsenic
June 4, 1987 – June 2, 1988
Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2022 – March 31, 2022	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2017 – October 31, 2017	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
February 1, 2007 – February 28, 2007	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 1999 – November 27, 2001	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
August 1, 1989 – July 30, 1990	Monitoring, Regular	Arsenic	—	Archived
August 1, 1989 – July 30, 1990	Monitoring, Regular	Nitrate	—	Archived
August 1, 1989 – July 30, 1990	Monitoring, Regular	Barium	—	Archived
July 31, 1989 – July 30, 1992	Monitoring, Regular	2,4,5-TP	—	Archived
July 31, 1989 – July 30, 1992	Monitoring, Regular	Methoxychlor	—	Archived
July 31, 1989 – July 30, 1992	Monitoring, Regular	BHC-GAMMA	—	Archived
July 31, 1989 – July 30, 1992	Monitoring, Regular	Toxaphene	—	Archived
July 31, 1989 – July 30, 1992	Monitoring, Regular	2,4-D	—	Archived
April 6, 1989 – April 5, 1993	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
April 1, 1989 – June 30, 1989	Monitoring, Regular	Nitrate	—	Archived
April 1, 1989 – June 30, 1989	Monitoring, Regular	Barium	—	Archived
April 1, 1989 – June 30, 1989	Monitoring, Regular	Cadmium	—	Archived
April 1, 1989 – June 30, 1989	Monitoring, Regular	Chromium	—	Archived
April 1, 1989 – June 30, 1989	Monitoring, Regular	Selenium	—	Archived
April 1, 1989 – June 30, 1989	Monitoring, Regular	Mercury	—	Archived
April 1, 1989 – June 30, 1989	Monitoring, Regular	Fluoride	—	Archived
June 12, 1988 – June 11, 1989	Monitoring, Regular	Arsenic	—	Archived
April 1, 1988 – June 30, 1988	Monitoring, Regular	Fluoride	—	Archived
April 1, 1988 – June 30, 1988	Monitoring, Regular	Selenium	—	Archived
April 1, 1988 – June 30, 1988	Monitoring, Regular	Cadmium	—	Archived
April 1, 1988 – June 30, 1988	Monitoring, Regular	Barium	—	Archived
April 1, 1988 – June 30, 1988	Monitoring, Regular	Chromium	—	Archived
April 1, 1988 – June 30, 1988	Monitoring, Regular	Mercury	—	Archived
April 1, 1988 – June 30, 1988	Monitoring, Regular	Nitrate	—	Archived
June 4, 1987 – June 2, 1988	Monitoring, Regular	Arsenic	—	Archived

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

No enforcement actions on record for this system.

Contact

EHRENBERG IMPROVEMENT DISTRICT

928-923-9388

EHRENBERG, AZ 85334-0050