HARRIS CUSTER ESTATES WATER ASSN
Washington — Community Water System — PWSID: WA5317035
System Information
| PWSID | WA5317035 |
| System Name | HARRIS CUSTER ESTATES WATER ASSN |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Mt Vernon |
| ZIP Code | 98273 |
| Address | 14263 Calhoun Rd |
| Organization | HARRIS CUSTER ESTATES WATER ASSN |
| Phone | — |
Population & Service
| Population Served | 194 |
| Service Connections | 63 |
Drinking Water Violations (10)
This water system has 10 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 1, 2025 | — | Other | No | No | — | — | — | Resolved | Oct 6, 2025 | — | |
| Jan 1, 2023 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2019 | — | MR | No | No | — | TT | — | Resolved | Sep 19, 2022 | — | |
| May 1, 2017 | — | TT | Yes | No | — | — | — | Resolved | Aug 29, 2017 | — | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | No | — | TT | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | No | — | TT | — | Resolved | Dec 31, 2001 | — | |
| Nov 1, 1993 | Nov 30, 1993 | MR | No | Yes | — | 5% of samples | — | Archived | Nov 30, 1993 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 15 pCi/L | — | Archived | Oct 31, 1979 | — |
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.