MAYER, AZ · Yavapai County

HUMBOLDT WATER SYSTEM 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): AZ0413052
System type: Community Water System
Population served: 825
Service connections: 414
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2013 – June 30, 2013
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 2008 – July 12, 2011
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 1989 – September 30, 1989
Archived
Monitoring, Regular
—
Barium
April 30, 1989 – April 29, 1992
Archived
Monitoring, Regular
—
Selenium
April 30, 1989 – April 29, 1992
Archived
Monitoring, Regular
—
Arsenic
April 30, 1989 – April 29, 1992
Archived
Monitoring, Regular
—
Nitrate
January 1, 1989 – March 31, 1989
Archived
Monitoring, Regular
—
Selenium
January 1, 1989 – March 31, 1989
Archived
Monitoring, Regular
—
Fluoride
January 1, 1989 – March 31, 1989
Archived
Monitoring, Regular
—
Chromium
January 1, 1989 – March 31, 1989
Archived
Monitoring, Regular
—
Barium
January 1, 1989 – March 31, 1989
Archived
Monitoring, Regular
—
Cadmium
January 1, 1989 – March 31, 1989
Archived
Monitoring, Regular
—
Mercury
January 1, 1989 – March 31, 1989
Archived
Monitoring, Regular
—
p-Dichlorobenzene
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
—
CHLOROBENZENE
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Styrene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Carbon tetrachloride
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 1987 – January 1, 1992
Archived
Monitoring, Regular
—
Arsenic
March 29, 1986 – March 27, 1989
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
April 1, 2013 – June 30, 2013	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2008 – July 12, 2011	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
July 1, 1989 – September 30, 1989	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
April 30, 1989 – April 29, 1992	Monitoring, Regular	Barium	—	Archived
April 30, 1989 – April 29, 1992	Monitoring, Regular	Selenium	—	Archived
April 30, 1989 – April 29, 1992	Monitoring, Regular	Arsenic	—	Archived
January 1, 1989 – March 31, 1989	Monitoring, Regular	Nitrate	—	Archived
January 1, 1989 – March 31, 1989	Monitoring, Regular	Selenium	—	Archived
January 1, 1989 – March 31, 1989	Monitoring, Regular	Fluoride	—	Archived
January 1, 1989 – March 31, 1989	Monitoring, Regular	Chromium	—	Archived
January 1, 1989 – March 31, 1989	Monitoring, Regular	Barium	—	Archived
January 1, 1989 – March 31, 1989	Monitoring, Regular	Cadmium	—	Archived
January 1, 1989 – March 31, 1989	Monitoring, Regular	Mercury	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	p-Dichlorobenzene	—	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	CHLOROBENZENE	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	Styrene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	Carbon tetrachloride	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Archived
January 1, 1987 – January 1, 1992	Monitoring, Regular	1,1-Dichloroethylene	—	Archived
March 29, 1986 – March 27, 1989	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

MCLEAN, STUART

928-925-4837

MAYER, AZ 86333