Drinking Water Compliance OS

STOCKTON, CA · San Joaquin County

UNIVERSITY OF PACIFIC Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of September 1, 1982. 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 San Joaquin 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)
CA3900960
System type
Community Water System
Population served
6,800
Service connections
0
Ownership
not on record
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    October 30, 1980 – October 29, 1981

    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

STOCKTON, CA 95204