Shelton, WA · Mason County
SHADOWOOD 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)
- WA5313584
- System type
- Community Water System
- Population served
- 154
- Service connections
- 82
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2023 – December 31, 2025
ArchivedMonitoring and Reporting (DBP)
—TTHM
January 1, 2023 – December 31, 2025
ArchivedMaximum Contaminant Level Violation, E. coli (RTCR)
Health-basedRevised Total Coliform Rule
July 1, 2020 – July 17, 2020
ResolvedMonitoring, Regular
—Nitrate
January 1, 2006 – December 31, 2006
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
May 1, 1998 – May 31, 1998
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
August 1, 1996 – August 31, 1996
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, 2023 – December 31, 2025 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring and Reporting (DBP) | TTHM | — | Archived |
| July 1, 2020 – July 17, 2020 | Maximum Contaminant Level Violation, E. coli (RTCR) | Revised Total Coliform Rule | Health-based | Resolved |
| January 1, 2006 – December 31, 2006 | Monitoring, Regular | Nitrate | — | Resolved |
| May 1, 1998 – May 31, 1998 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| August 1, 1996 – August 31, 1996 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
Enforcement actions
- July 17, 2020State Compliance achieved1 linked violation
- November 13, 2018State Compliance achieved1 linked violation
- April 23, 2018State Compliance achieved1 linked violation
- January 1, 2007State Compliance achieved8 linked violations
Contact
SHADOWOOD
Phone not on record
Shelton, WA 98584