UKIAH, CA · Mendocino County
REDWOOD VALLEY COUNTY WATER DISTRICT Water System
Consumer Confidence Report status
REDWOOD VALLEY COUNTY WATER DISTRICT 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 REDWOOD VALLEY COUNTY WATER DISTRICT.
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)
- CA2310008
- System type
- Community Water System
- Population served
- 5,200
- Service connections
- 1,317
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
REDWOOD VALLEY COUNTY WATER DISTRICT is one of 278 community water systems in California in the 3,301 to 10,000 people size category, serving 5,200 people from surface water.
As of August 1, 2026, its federal record holds 2 entries in 2005, all of which EPA lists as closed. Nothing has been added since 2005.
None of the 2 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Stage 1 Disinfectants and Disinfection Byproducts Rule.
Violation history
Maximum Contaminant Level Violation, Average
Health-basedTTHM
April 1, 2005 – June 30, 2005
ResolvedMaximum Contaminant Level Violation, Average
Health-basedTTHM
January 1, 2005 – March 31, 2005
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| April 1, 2005 – June 30, 2005 | Maximum Contaminant Level Violation, Average | TTHM | Health-based | Resolved |
| January 1, 2005 – March 31, 2005 | Maximum Contaminant Level Violation, Average | TTHM | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- April 6, 2005State Violation/Reminder Notice11 linked violations
Common questions
Is REDWOOD VALLEY COUNTY WATER DISTRICT required to publish a Consumer Confidence Report?
- Yes. REDWOOD VALLEY COUNTY WATER DISTRICT 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 REDWOOD VALLEY COUNTY WATER DISTRICT’s next Consumer Confidence Report due?
- REDWOOD VALLEY COUNTY WATER DISTRICT’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does REDWOOD VALLEY COUNTY WATER DISTRICT have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for REDWOOD VALLEY COUNTY WATER DISTRICT.
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
WALKER, JARED
707-462-2666
UKIAH, CA 95482