PENDLETON, 10
CTUIR PWD MISSION 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 EPA Region 10’s official records. Always confirm current status with EPA Region 10 before making decisions based on this information.
System facts
- System ID (PWSID)
- 104111101
- System type
- Community Water System
- Population served
- 1,310
- Service connections
- 342
- Ownership
- Native American tribal
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine Minor (TCR)
—Coliform (TCR)
September 1, 2006 – September 30, 2006
ArchivedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
August 1, 2006 – August 31, 2006
ArchivedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
July 1, 2006 – July 31, 2006
ArchivedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2006 – March 26, 2007
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
June 1, 2006 – June 30, 2006
ArchivedMonitoring and Reporting (DBP)
—TTHM
January 1, 2006 – December 31, 2006
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2005 – September 3, 2009
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
September 1, 2005 – September 30, 2005
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
February 1, 2005 – February 28, 2005
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2005 – December 31, 2005
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2005 – December 31, 2005
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
October 1, 2004 – October 31, 2004
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
February 1, 2004 – February 29, 2004
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
January 1, 2004 – January 31, 2004
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 2003 – November 30, 2003
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
October 1, 2003 – October 31, 2003
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
September 1, 2003 – September 30, 2003
ResolvedMonitoring, Regular
—Nitrate
September 1, 2001 – August 31, 2002
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
March 1, 1991 – March 31, 1991
Archived
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| September 1, 2006 – September 30, 2006 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Archived |
| August 1, 2006 – August 31, 2006 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Archived |
| July 1, 2006 – July 31, 2006 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Archived |
| July 1, 2006 – March 26, 2007 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| June 1, 2006 – June 30, 2006 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Archived |
| January 1, 2006 – December 31, 2006 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| October 1, 2005 – September 3, 2009 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| September 1, 2005 – September 30, 2005 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| February 1, 2005 – February 28, 2005 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2005 – December 31, 2005 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| October 1, 2004 – October 31, 2004 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| February 1, 2004 – February 29, 2004 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2004 – January 31, 2004 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| November 1, 2003 – November 30, 2003 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| October 1, 2003 – October 31, 2003 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| September 1, 2003 – September 30, 2003 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| September 1, 2001 – August 31, 2002 | Monitoring, Regular | Nitrate | — | Resolved |
| March 1, 1991 – March 31, 1991 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state
Enforcement actions
- September 14, 2011Federal Compliance achieved4 linked violations
- September 3, 2009Federal Compliance achieved2 linked violations
- March 26, 2007Federal Compliance achieved1 linked violation
- August 1, 2005Federal Compliance achieved2 linked violations
- April 1, 2005Federal Compliance achieved2 linked violations
- July 1, 2004Federal Compliance achieved2 linked violations
- March 1, 2004Federal Compliance achieved2 linked violations
Contact
NORTHERN, JUSTIN
541-429-7507
PENDLETON, OR 97801