Shelton, WA · Mason County
EMERALD LAKE 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)
- WA5323294
- System type
- Community Water System
- Population served
- 331
- Service connections
- 139
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Follow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2019 – September 23, 2022
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 1993 – November 30, 1993
ArchivedMonitoring, Routine Major (TCR)
—Coliform (TCR)
October 1, 1993 – October 31, 1993
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
September 1, 1993 – September 30, 1993
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 1993 – August 31, 1993
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
May 1, 1993 – May 31, 1993
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
April 1, 1993 – April 30, 1993
ArchivedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
November 1, 1992 – November 30, 1992
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 1979 – October 31, 1979
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2019 – September 23, 2022 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| November 1, 1993 – November 30, 1993 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| October 1, 1993 – October 31, 1993 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| September 1, 1993 – September 30, 1993 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| August 1, 1993 – August 31, 1993 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| May 1, 1993 – May 31, 1993 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| April 1, 1993 – April 30, 1993 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| November 1, 1992 – November 30, 1992 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- September 23, 2022State Compliance achieved1 linked violation
- April 30, 1992State Violation/Reminder Notice1 linked violation
- February 29, 1992State Violation/Reminder Notice1 linked violation
Contact
EMERALD LAKE
Phone not on record
Shelton, WA 98584-5034