Tonasket, WA · Douglas County
WITHROW WATER WORKS 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)
- WA5398000
- System type
- Community Water System
- Population served
- 60
- Service connections
- 22
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine (RTCR)
—Revised Total Coliform Rule
April 1, 2024 – April 30, 2024
ResolvedMonitoring, Regular
—Nitrate
July 1, 2017 – September 30, 2017
ResolvedMaximum Contaminant Level Violation, Single Sample
Health-basedNitrate
January 1, 2016 – December 31, 2016
ResolvedMonitoring, Regular
—Nitrate
January 1, 2006 – December 31, 2006
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
October 1, 1991 – October 31, 1991
ArchivedMonitoring, Regular
—Arsenic
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Barium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Cadmium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Chromium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Fluoride
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Mercury
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Nitrate
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Selenium
October 1, 1979 – October 31, 1979
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 |
|---|---|---|---|---|
| April 1, 2024 – April 30, 2024 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2017 – September 30, 2017 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2016 – December 31, 2016 | Maximum Contaminant Level Violation, Single Sample | Nitrate | Health-based | Resolved |
| January 1, 2006 – December 31, 2006 | Monitoring, Regular | Nitrate | — | Resolved |
| October 1, 1991 – October 31, 1991 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Arsenic | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Barium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Cadmium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Chromium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Fluoride | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Mercury | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Nitrate | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Selenium | — | 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
- May 20, 2024State Compliance achieved1 linked violation
- October 3, 2017State Compliance achieved1 linked violation
- July 1, 2017State Compliance achieved1 linked violation
- January 1, 2007State Compliance achieved2 linked violations
- January 1, 2007State Compliance achieved3 linked violations
- July 30, 2003Federal Compliance achieved1 linked violation
Contact
WITHROW WATER WORKS
Phone not on record
Tonasket, WA 98855-9433