YOSEMITE NPS-HODGDON MEADOW
California - Community Water System - PWSID: CA5510503
System Information
| PWSID | CA5510503 |
| System Name | YOSEMITE NPS-HODGDON MEADOW |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Jun 22, 2026 |
Location & Contact
| State | California |
| City | YOSEMITE NP |
| ZIP Code | 95389 |
| Address | P.O. BOX 577 |
| Organization | TRUMM, MICHAEL |
| Phone | 209-379-1055 |
Population & Service
| Population Served | 51 |
| Service Connections | 24 |
Drinking Water Violations (20)
This water system has 20 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 1, 2025 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Resolved | Jan 5, 2026 | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Resolved | Jan 5, 2026 | - | |
| Jul 1, 2009 | Dec 31, 2009 | MR | No | No | - | TT | - | Resolved | Dec 31, 2009 | - | |
| Jul 1, 2009 | Dec 31, 2009 | MR | No | No | - | TT | - | Resolved | Dec 31, 2009 | - | |
| Jul 1, 2009 | - | TT | Yes | No | - | TT | - | Resolved | Mar 1, 2010 | - | |
| Jul 1, 2009 | - | TT | Yes | No | - | TT | - | Resolved | Mar 1, 2010 | - | |
| Jan 1, 2009 | Jun 30, 2009 | MR | No | No | - | TT | - | Resolved | Jun 30, 2009 | - | |
| Jan 1, 2009 | Jun 30, 2009 | MR | No | No | - | TT | - | Resolved | Jun 30, 2009 | - | |
| Jan 1, 2009 | - | TT | Yes | No | - | TT | - | Resolved | Mar 1, 2010 | - | |
| Jan 1, 2009 | - | TT | Yes | No | - | TT | - | Resolved | Mar 1, 2010 | - | |
| Jul 1, 2008 | - | TT | Yes | No | - | TT | - | Resolved | Mar 1, 2010 | - | |
| Jul 1, 2008 | - | TT | Yes | No | - | TT | - | Resolved | Mar 1, 2010 | - | |
| Jul 1, 2007 | - | Other | No | No | - | - | - | Resolved | Nov 9, 2007 | - | |
| Jul 1, 2007 | - | Other | No | No | - | - | - | Resolved | Nov 9, 2007 | - | |
| May 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Mar 1, 2010 | - | |
| May 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Mar 1, 2010 | - | |
| May 1, 2006 | - | MR | No | No | - | TT | - | Resolved | Mar 1, 2010 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Nov 14, 2006 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Nov 14, 2006 | - |
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.