PAUMA VALLEY, CA · San Diego County
RANCHO PAUMA MUTUAL WC Water System
Consumer Confidence Report status
RANCHO PAUMA MUTUAL WC 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 RANCHO PAUMA MUTUAL WC.
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)
- CA3710012
- System type
- Community Water System
- Population served
- 899
- Service connections
- 387
- Ownership
- privately owned
- Water source
- groundwater (wells)
RANCHO PAUMA MUTUAL WC is one of 728 community water systems in California in the 501 to 3,300 people size category, serving 899 people from groundwater.
As of August 1, 2026, its federal record holds 2 entries between 1995 and 2002, all of which EPA lists as closed. Nothing has been added since 2002.
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 inorganic chemicals and the Total Coliform Rules.
Violation history
Maximum Contaminant Level Violation, Single Sample
Health-basedNitrate
November 1, 2002 – November 30, 2002
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
December 1, 1995 – December 5, 1995
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| November 1, 2002 – November 30, 2002 | Maximum Contaminant Level Violation, Single Sample | Nitrate | Health-based | Resolved |
| December 1, 1995 – December 5, 1995 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- April 19, 2004State Compliance achieved9 linked violations
- January 22, 2004State Administrative/Compliance Order without penalty issued4 linked violations
- October 18, 2002State Violation/Reminder Notice2 linked violations
- March 6, 2002State Administrative/Compliance Order without penalty issued7 linked violations
- August 31, 1994State Formal Notice of Violation issued2 linked violations
Common questions
Is RANCHO PAUMA MUTUAL WC required to publish a Consumer Confidence Report?
- Yes. RANCHO PAUMA MUTUAL WC 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 RANCHO PAUMA MUTUAL WC’s next Consumer Confidence Report due?
- RANCHO PAUMA MUTUAL WC’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does RANCHO PAUMA MUTUAL WC have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for RANCHO PAUMA MUTUAL WC.
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
ADAMS, AMBER
760-615-4050
PAUMA VALLEY, CA 92061