SAHUARITA, AZ · Pima County

HELMET PEAK WATER RES ASN Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of August 1, 1995. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Pima County, AZ.

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): AZ0410233
System type: Community Water System
Population served: 250
Service connections: 100
Ownership: public/private mix
Water source: groundwater (wells)

Violation history

Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 1991 – December 31, 1991
Archived
Monitoring, Regular
—
Nitrate
September 30, 1989 – September 29, 1992
Archived
Monitoring, Regular
—
Cadmium
September 30, 1989 – September 29, 1992
Archived
Monitoring, Regular
—
Chromium
September 30, 1989 – September 29, 1992
Archived
Monitoring, Regular
—
Fluoride
September 30, 1989 – September 29, 1992
Archived
Monitoring, Regular
—
Mercury
September 30, 1989 – September 29, 1992
Archived
Monitoring, Regular
—
Selenium
September 30, 1989 – September 29, 1992
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
March 1, 1987 – February 28, 1991
Archived
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Carbon tetrachloride
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Trichloroethylene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Tetrachloroethylene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Benzene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Toluene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Ethylbenzene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Styrene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
CHLOROBENZENE
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
September 1, 1986 – December 31, 1988
Archived
Monitoring, Regular
—
Arsenic
January 1, 1986 – December 31, 1988
Archived

Archived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
December 1, 1991 – December 31, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 30, 1989 – September 29, 1992	Monitoring, Regular	Nitrate	—	Archived
September 30, 1989 – September 29, 1992	Monitoring, Regular	Cadmium	—	Archived
September 30, 1989 – September 29, 1992	Monitoring, Regular	Chromium	—	Archived
September 30, 1989 – September 29, 1992	Monitoring, Regular	Fluoride	—	Archived
September 30, 1989 – September 29, 1992	Monitoring, Regular	Mercury	—	Archived
September 30, 1989 – September 29, 1992	Monitoring, Regular	Selenium	—	Archived
March 1, 1987 – February 28, 1991	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	1,1,1-Trichloroethane	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	Carbon tetrachloride	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	1,2-Dichloropropane	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	Trichloroethylene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	1,1,2-Trichloroethane	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	Tetrachloroethylene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	Benzene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	Toluene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	Ethylbenzene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	Styrene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	CHLOROBENZENE	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	DICHLOROMETHANE	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	o-Dichlorobenzene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	p-Dichlorobenzene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	1,2-Dichloroethane	—	Archived
September 1, 1986 – December 31, 1988	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
January 1, 1986 – December 31, 1988	Monitoring, Regular	Arsenic	—	Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

No enforcement actions on record for this system.

Last known contact on file (system is inactive)

Not on record

Phone not on record

SAHUARITA, AZ 85629