RIPON, CA · San Joaquin County

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

System facts

System ID (PWSID): CA3910007
System type: Community Water System
Population served: 15,741
Service connections: 5,102
Ownership: local government
Water source: groundwater (wells)

Violation history

Notification, Public
—
No contaminant on record
August 1, 1989 – August 31, 1989
Archived
Monitoring, Regular
—
Fluoride
November 1, 1988 – November 30, 1988
Archived
Monitoring, Regular
—
Selenium
November 1, 1988 – November 30, 1988
Archived
Notification, Public
—
No contaminant on record
November 1, 1988 – November 30, 1988
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
August 1, 1989 – August 31, 1989	Notification, Public	—	—	Archived
November 1, 1988 – November 30, 1988	Monitoring, Regular	Fluoride	—	Archived
November 1, 1988 – November 30, 1988	Monitoring, Regular	Selenium	—	Archived
November 1, 1988 – November 30, 1988	Notification, Public	—	—	Archived

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

Enforcement actions

October 6, 2010State Administrative/Compliance Order without penalty issued1 linked violation
February 27, 2002State Compliance achieved1 linked violation
February 1, 2002State Administrative/Compliance Order without penalty issued1 linked violation
October 18, 2001State Compliance achieved1 linked violation
March 30, 2001State Compliance achieved9 linked violations
March 30, 2001State Compliance achieved9 linked violations

Contact

PEASE, JAMES

209-599-2108

RIPON, CA 95366