THE DALLES, OR · Wasco County
CHENOWITH PUD - COLUMBIA CREST Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of December 31, 2007. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in Wasco County, OR.
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)
- OR4101015
- System type
- Community Water System
- Population served
- 50
- Service connections
- 21
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 2004 – November 30, 2004
ResolvedMonitoring, Regular
—Nitrate
January 1, 2001 – December 31, 2001
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
December 1, 2000 – December 31, 2000
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
June 1, 1999 – June 30, 1999
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
September 1, 1998 – September 30, 1998
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
April 1, 1998 – April 30, 1998
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
March 1, 1998 – March 31, 1998
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
May 1, 1997 – May 31, 1997
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
April 1, 1997 – April 30, 1997
ResolvedMonitoring, Regular
—Nitrate
January 1, 1997 – December 31, 1997
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
October 1, 1996 – October 31, 1996
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
September 20, 1996 – June 9, 2005
ResolvedMonitoring, Regular
—Benzene
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Vinyl chloride
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Cadmium
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Chromium
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Mercury
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Antimony, Total
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Beryllium, Total
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—CYANIDE
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Selenium
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Thallium, Total
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Nitrite
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Fluoride
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Dalapon
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Endothall
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Heptachlor
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Toxaphene
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—OXAMYL
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Diquat
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Atrazine
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—2,4-D
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—LASSO
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 1996 – December 31, 1998
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
June 1, 1976 – May 31, 1980
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
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 |
|---|---|---|---|---|
| November 1, 2004 – November 30, 2004 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2001 – December 31, 2001 | Monitoring, Regular | Nitrate | — | Resolved |
| December 1, 2000 – December 31, 2000 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| June 1, 1999 – June 30, 1999 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| September 1, 1998 – September 30, 1998 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| April 1, 1998 – April 30, 1998 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| March 1, 1998 – March 31, 1998 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| May 1, 1997 – May 31, 1997 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| April 1, 1997 – April 30, 1997 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| January 1, 1997 – December 31, 1997 | Monitoring, Regular | Nitrate | — | Resolved |
| October 1, 1996 – October 31, 1996 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| September 20, 1996 – June 9, 2005 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Vinyl chloride | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Cadmium | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Chromium | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Mercury | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Antimony, Total | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Beryllium, Total | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | CYANIDE | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Selenium | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Thallium, Total | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Nitrite | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Fluoride | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Endothall | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Diquat | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 1996 – December 31, 1998 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| June 1, 1976 – May 31, 1980 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Archived |
| June 1, 1976 – May 31, 1980 | 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
- June 9, 2005State Compliance achieved1 linked violation
- August 20, 2004State Compliance achieved4 linked violations
- January 13, 2004State Compliance achieved5 linked violations
- September 3, 2003State Compliance achieved21 linked violations
- September 3, 2003State Compliance achieved13 linked violations
- September 3, 2003State Compliance achieved29 linked violations
- August 30, 1994State Compliance achieved1 linked violation
Last known contact on file (system is inactive)
BOWEN, SHERLENE
541-296-5363
THE DALLES, OR 97058-0870