Vashon, WA · King County
BURTON WATER COOPERATIVE 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)
- WA5309800
- System type
- Community Water System
- Population served
- 964
- Service connections
- 422
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2025 – December 31, 2025
ArchivedMonitoring and Reporting (DBP)
—TTHM
January 1, 2025 – December 31, 2025
ArchivedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
March 1, 2019 – March 31, 2019
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2010 – October 14, 2010
ResolvedMonitoring, Regular
—Nitrate
January 1, 2007 – December 31, 2007
ResolvedMonitoring, Regular
—Diquat
January 1, 2005 – December 31, 2007
ResolvedMonitoring, 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 |
|---|---|---|---|---|
| January 1, 2025 – December 31, 2025 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Archived |
| January 1, 2025 – December 31, 2025 | Monitoring and Reporting (DBP) | TTHM | — | Archived |
| March 1, 2019 – March 31, 2019 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2010 – October 14, 2010 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2007 – December 31, 2007 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2005 – December 31, 2007 | Monitoring, Regular | Diquat | — | Resolved |
| 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
- April 2, 2019State Compliance achieved1 linked violation
- October 14, 2010State Compliance achieved1 linked violation
- February 6, 2008State Compliance achieved8 linked violations
Contact
BURTON WATER COOPERATIVE
Phone not on record
Vashon, WA 98070