NPS-ASH MOUNTAIN
California — Community Water System — PWSID: CA5410513
System Information
| PWSID | CA5410513 |
| System Name | NPS-ASH MOUNTAIN |
| System Type | Community Water System |
| Water Source | Ground Water Under Influence |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | THREE RIVERS |
| ZIP Code | 93271 |
| Address | 47050 GENERALS HIGHWAY |
| Organization | AVUSUGLO-AHIA, BRIGHT |
| Phone | 559-565-3749 |
Population & Service
| Population Served | 2,930 |
| Service Connections | 45 |
Drinking Water Violations (7)
This water system has 7 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 2, 2025 | — | RPT | No | No | — | — | — | Unaddressed | — | — | |
| Oct 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Jul 15, 2025 | — | |
| Oct 1, 2024 | — | MR | No | No | — | TT | — | Resolved | Jul 15, 2025 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Feb 28, 2023 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Feb 28, 2023 | — | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2000 | — | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2000 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.