WINCHESTER WB REST AREA
Washington - Transient Non-Community - PWSID: WA53HD981
System Information
| PWSID | WA53HD981 |
| System Name | WINCHESTER WB REST AREA |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Ephrata |
| ZIP Code | 98823 |
| Address | 804 Basin Ave |
| Organization | WINCHESTER WB REST AREA |
| Phone | - |
Population & Service
| Population Served | 944 |
| Service Connections | 3 |
Drinking Water Violations (12)
This water system has 12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2025 | Sep 30, 2025 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2025 | - | |
| Mar 1, 2017 | Mar 31, 2017 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2017 | - | |
| Mar 1, 2013 | Mar 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2013 | - | |
| Dec 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | 5% of samples | - | Archived | Dec 31, 2000 | - | |
| Jan 1, 1995 | Jan 31, 1995 | MR | No | Yes | - | 5% of samples | - | Archived | Jan 31, 1995 | - | |
| Nov 1, 1993 | Nov 30, 1993 | MR | No | Yes | - | 5% of samples | - | Archived | Nov 30, 1993 | - | |
| Jul 1, 1992 | Jul 31, 1992 | MR | No | No | - | 5% of samples | - | Archived | Jul 31, 1992 | - | |
| May 1, 1992 | May 31, 1992 | MR | No | No | - | 5% of samples | - | Archived | May 31, 1992 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MR | No | Yes | - | 5% of samples | - | Archived | Nov 30, 1991 | - | |
| Oct 1, 1991 | Oct 31, 1991 | MR | No | No | - | 5% of samples | - | Archived | Oct 31, 1991 | - | |
| - | - | - | 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.