DUNSMUIR, CITY OF
California - Community Water System - PWSID: CA4710002
System Information
| PWSID | CA4710002 |
| System Name | DUNSMUIR, CITY OF |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | DUNSMUIR |
| ZIP Code | 96025 |
| Address | 5915 Dunsmuir Ave. |
| Organization | RIEF, DUSTIN |
| Phone | 530-235-4822 |
Population & Service
| Population Served | 1,707 |
| Service Connections | 1,187 |
Drinking Water Violations (22)
This water system has 22 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Apr 1, 2019 | - | TT | Yes | No | - | - | - | Resolved | Apr 30, 2019 | - | |
| Apr 1, 2019 | - | TT | Yes | No | - | - | - | Resolved | Apr 30, 2019 | - | |
| Mar 1, 2019 | - | TT | Yes | No | - | - | - | Resolved | May 10, 2019 | - | |
| Mar 1, 2019 | - | TT | Yes | No | - | - | - | Resolved | May 10, 2019 | - | |
| Jan 10, 2016 | - | TT | Yes | No | - | - | - | Resolved | Feb 9, 2016 | - | |
| Jan 10, 2016 | - | TT | Yes | No | - | - | - | Resolved | Feb 9, 2016 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Feb 1, 2012 | Nov 1, 2015 | Other | No | No | - | - | - | Resolved | Nov 1, 2015 | - | |
| Feb 1, 2012 | Feb 29, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Feb 29, 2012 | - | |
| Feb 1, 2012 | Feb 29, 2012 | MR | No | Yes | - | - | - | Resolved | Feb 29, 2012 | - | |
| Feb 1, 2012 | Nov 1, 2015 | Other | No | No | - | - | - | Resolved | Nov 1, 2015 | - | |
| Feb 1, 2012 | Feb 29, 2012 | MR | No | Yes | - | - | - | Resolved | Feb 29, 2012 | - | |
| Feb 1, 2012 | Feb 29, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Feb 29, 2012 | - | |
| Aug 1, 1992 | Sep 30, 1992 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 1992 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.