Tonasket, WA · Okanogan County
SANDFLAT WATER ASSOCIATION 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)
- WA5309064
- System type
- Community Water System
- Population served
- 260
- Service connections
- 103
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Follow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2019 – July 17, 2022
ResolvedMonitoring, Regular
—Nitrate
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Regular
—Nitrate
January 1, 2009 – December 31, 2009
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
October 1, 2000 – October 31, 2000
ArchivedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
June 1, 1999 – June 30, 1999
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 – July 17, 2022 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2009 – December 31, 2009 | Monitoring, Regular | Nitrate | — | Resolved |
| October 1, 2000 – October 31, 2000 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Archived |
| June 1, 1999 – June 30, 1999 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- July 17, 2022State Compliance achieved1 linked violation
- May 9, 2010State Compliance achieved1 linked violation
- May 9, 2010State Compliance achieved1 linked violation
Contact
SANDFLAT WATER ASSOCIATION
Phone not on record
Tonasket, WA 98855-9433