SEQUIM, WA · Clallam County
DUNGENESS BAY PLAT Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Washington’s official records. Always confirm current status with Washington before making decisions based on this information.
System facts
- System ID (PWSID)
- WA5320300
- System type
- Community Water System
- Population served
- 461
- Service connections
- 192
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—Ethylbenzene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—Styrene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—1,2,4-Trichlorobenzene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—cis-1,2-Dichloroethylene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—DICHLOROMETHANE
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—o-Dichlorobenzene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—p-Dichlorobenzene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—Vinyl chloride
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—trans-1,2-Dichloroethylene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—1,2-Dichloroethane
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—1,1,1-Trichloroethane
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—Carbon tetrachloride
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—1,2-Dichloropropane
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—Trichloroethylene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—1,1,2-Trichloroethane
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—Tetrachloroethylene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—CHLOROBENZENE
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—Benzene
October 1, 2025 – December 31, 2025
ArchivedMonitoring, Regular
—Toluene
October 1, 2025 – December 31, 2025
ArchivedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2018 – September 22, 2018
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
December 1, 2000 – December 31, 2000
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 1979 – October 31, 1979
Archived
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Ethylbenzene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Styrene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | DICHLOROMETHANE | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | o-Dichlorobenzene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | p-Dichlorobenzene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Vinyl chloride | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | 1,1-Dichloroethylene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | 1,2-Dichloroethane | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Carbon tetrachloride | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | 1,2-Dichloropropane | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Trichloroethylene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Tetrachloroethylene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | CHLOROBENZENE | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Benzene | — | Archived |
| October 1, 2025 – December 31, 2025 | Monitoring, Regular | Toluene | — | Archived |
| July 1, 2018 – September 22, 2018 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| December 1, 2000 – December 31, 2000 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
Enforcement actions
- September 22, 2018State Compliance achieved1 linked violation
- December 31, 2000State Public Notification requested3 linked violations
- December 31, 2000State Public Notification received5 linked violations
Contact
DUNGENESS BAY PLAT
Phone not on record
SEQUIM, WA 98382