NEWPORT BEACH, CA · Tuolumne County
COLUMBIA MOBILE HOME PARK 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)
- CA5500149
- System type
- Community Water System
- Population served
- 89
- Service connections
- 63
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine Major (TCR)
—Coliform (TCR)
August 1, 2011 – August 31, 2011
ResolvedNotification, Public
—No contaminant on record
July 1, 1983 – July 31, 1983
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 1981 – September 30, 1982
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| August 1, 2011 – August 31, 2011 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 1983 – July 31, 1983 | Notification, Public | — | — | Archived |
| October 1, 1981 – September 30, 1982 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- September 15, 2025State Compliance achieved2 linked violations
- April 6, 2023State Compliance achieved1 linked violation
- March 9, 2023State Administrative/Compliance Order without penalty issued7 linked violations
Contact
CLAYTON, JAMES
949-636-1703
NEWPORT BEACH, CA 92660