CLATSKANIE, OR · Columbia County
CLATSKANIE, CITY OF 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 Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.
System facts
- System ID (PWSID)
- OR4100194
- System type
- Community Water System
- Population served
- 2,188
- Service connections
- 922
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Monitoring and Reporting (DBP)
—TTHM
January 1, 2024 – December 31, 2024
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Endrin
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Heptachlor
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—2,4-D
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2023 – December 31, 2025
ArchivedMonitoring, Regular
—Combined Radium (-226 and -228)
January 1, 2017 – December 31, 2025
ArchivedMonitoring, Regular
—Arsenic
January 1, 2017 – December 31, 2025
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 2017 – December 31, 2025
ArchivedMonitoring, Regular
—Selenium
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Arsenic
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Barium
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Cadmium
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Chromium
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Fluoride
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Mercury
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Nitrate
June 24, 1979 – June 23, 1980
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
June 1, 1976 – May 31, 1980
ArchivedMonitoring, Regular
—Combined Radium (-226 and -228)
June 1, 1976 – May 31, 1980
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, 2024 – December 31, 2024 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Endrin | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | Heptachlor | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | 2,4-D | — | Archived |
| January 1, 2023 – December 31, 2025 | Monitoring, Regular | HEXACHLOROBENZENE | — | Archived |
| January 1, 2017 – December 31, 2025 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Archived |
| January 1, 2017 – December 31, 2025 | Monitoring, Regular | Arsenic | — | Archived |
| January 1, 2017 – December 31, 2025 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Selenium | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Arsenic | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Barium | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Cadmium | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Chromium | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Fluoride | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Mercury | — | Archived |
| June 24, 1979 – June 23, 1980 | Monitoring, Regular | Nitrate | — | Archived |
| June 1, 1976 – May 31, 1980 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| June 1, 1976 – May 31, 1980 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Contact
CLATSKANIE, CITY OF
503-728-2622
CLATSKANIE, OR 97016