Drinking Water Compliance OS

MATHER AFB, CA · Sacramento County

USAF MATHER AIR FORCE BASE Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of November 1, 1993. 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 Sacramento County, CA.

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 California’s official records. Always confirm current status with California before making decisions based on this information.

System facts

System ID (PWSID)
CA3410705
System type
Community Water System
Population served
6,162
Service connections
1,291
Ownership
federal government
Water source
groundwater (wells)

Violation history

No violations on record for this system.

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

MATHER AFB, CA 95655