CHOWCHILLA, CA · Madera County
CHOWCHILLA CITY WATER DEPT Water System
Consumer Confidence Report status
CHOWCHILLA CITY WATER DEPT must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for CHOWCHILLA CITY WATER DEPT.
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 California’s official records. Always confirm current status with California before making decisions based on this information.
System facts
- System ID (PWSID)
- CA2010001
- System type
- Community Water System
- Population served
- 13,916
- Service connections
- 4,224
- Ownership
- local government
- Water source
- groundwater (wells)
CHOWCHILLA CITY WATER DEPT is one of 376 community water systems in California in the 10,001 to 100,000 people size category, serving 13,916 people from groundwater.
As of August 1, 2026, its federal record holds 1 entry in 2001, all of which EPA lists as closed. Nothing has been added since 2001.
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 the Radionuclides and Revised Rad Rule.
Violation history
Monitoring, Regular
—Radium-228
January 1, 2001 – December 31, 2007
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2001 – December 31, 2007 | Monitoring, Regular | Radium-228 | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- December 28, 2005State Administrative/Compliance Order without penalty issued1 linked violation
- October 1, 2005State Compliance achieved1 linked violation
- May 31, 2002State Violation/Reminder Notice1 linked violation
- May 31, 2002State Compliance achieved4 linked violations
- August 31, 1995State Compliance achieved5 linked violations
- July 17, 1995State Formal Notice of Violation issued5 linked violations
- April 21, 1995State Formal Notice of Violation issued6 linked violations
Common questions
Is CHOWCHILLA CITY WATER DEPT required to publish a Consumer Confidence Report?
- Yes. CHOWCHILLA CITY WATER DEPT is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is CHOWCHILLA CITY WATER DEPT’s next Consumer Confidence Report due?
- CHOWCHILLA CITY WATER DEPT’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CHOWCHILLA CITY WATER DEPT have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for CHOWCHILLA CITY WATER DEPT.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
ENSMINGER, DUSTIN
559-665-8615
CHOWCHILLA, CA 93610