DUNGENESS BAY PLAT
Washington — Community Water System — PWSID: WA5320300
System Information
| PWSID | WA5320300 |
| System Name | DUNGENESS BAY PLAT |
| 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 | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | SEQUIM |
| ZIP Code | 98382 |
| Address | PO BOX 92 |
| Organization | DUNGENESS BAY PLAT |
| Phone | — |
Population & Service
| Population Served | 461 |
| Service Connections | 192 |
Drinking Water Violations (5)
This water system has 5 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, 2018 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 22, 2018 | Consumer Confidence Rule |
| Dec 1, 2000 | Dec 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 2000 | Total Coliform Rule |
| Dec 1, 2000 | Dec 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 2000 | Total Coliform Rule |
| Dec 1, 2000 | Dec 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 2000 | Total Coliform Rule |
| Oct 1, 1979 | Oct 31, 1979 | Gross Alpha, Excl. Radon and U | MR | No | No | — | 15 pCi/L | — | Archived | Oct 31, 1979 | Radionuclides and Revised Rad Rule |
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.