CAMARILLO, CA · Ventura County
RIO MANOR MUTUAL WATER CO Water System
Consumer Confidence Report status
RIO MANOR MUTUAL WATER CO 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 RIO MANOR MUTUAL WATER CO.
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)
- CA5610035
- System type
- Community Water System
- Population served
- 983
- Service connections
- 295
- Ownership
- privately owned
- Water source
- groundwater (wells)
RIO MANOR MUTUAL WATER CO is one of 728 community water systems in California in the 501 to 3,300 people size category, serving 983 people from groundwater.
As of August 1, 2026, its federal record holds 1 entry in 2011, all of which EPA lists as closed. Nothing has been added since 2011.
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 Lead and Copper Rule.
Violation history
Follow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
June 1, 2011 – June 20, 2012
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| June 1, 2011 – June 20, 2012 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- February 15, 2011State Administrative/Compliance Order without penalty issued3 linked violations
- September 15, 2003State Formal Notice of Violation issued18 linked violations
Common questions
Is RIO MANOR MUTUAL WATER CO required to publish a Consumer Confidence Report?
- Yes. RIO MANOR MUTUAL WATER CO 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 RIO MANOR MUTUAL WATER CO’s next Consumer Confidence Report due?
- RIO MANOR MUTUAL WATER CO’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does RIO MANOR MUTUAL WATER CO have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for RIO MANOR MUTUAL WATER CO.
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
MCADOO, DURRELL
805-482-2001
CAMARILLO, CA 93010