Public Water Partners

MESA, AZ · Maricopa County

MUMMY MOUNTAIN WATER CO Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of April 1, 1999. 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 Maricopa County, AZ.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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)
AZ0407075
System type
Community Water System
Population served
70
Service connections
33
Ownership
privately owned
Water source
groundwater (wells)

MUMMY MOUNTAIN WATER CO is one of 1,189 community water systems in Arizona in the 500 or fewer people size category, formerly serving 70 people from groundwater.

EPA's federal records list this system as inactive in 1999; the record below is historical.

As of August 1, 2026, its federal record holds 1 entry in 1986, all of which EPA lists as closed. Nothing has been added since 1986.

All 1 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves inorganic chemicals.

Violation history

  • Monitoring, Regular

    —

    Arsenic

    January 1, 1986 – December 31, 1988

    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

MESA, AZ 85210