PORTLAND, OR · Lane County
THURSTON OAKS MHP Water System
Current status
1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.
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)
- OR4100841
- System type
- Community Water System
- Population served
- 38
- Service connections
- 21
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Failure to Conduct Assessment Monitoring
—COLIPHAGE
November 1, 2025 – November 30, 2025
ArchivedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2025
UnaddressedFailure to Conduct Assessment Monitoring
—COLIPHAGE
July 1, 2025 – July 31, 2025
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2000 – August 9, 2004
ResolvedMonitoring, Regular
—Thallium, Total
January 1, 1999 – December 31, 2001
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
March 1, 1995 – March 31, 1995
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
December 1, 1994 – December 31, 1994
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
September 1, 1994 – September 30, 1994
ResolvedInitial Tap Sampling for Pb and Cu
—Lead and Copper Rule
July 1, 1994 – July 10, 1995
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
July 1, 1993 – July 31, 1993
ResolvedMonitoring, Repeat Minor (TCR)
—Coliform (TCR)
June 1, 1993 – June 30, 1993
ResolvedMonitoring, 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
Archived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| November 1, 2025 – November 30, 2025 | Failure to Conduct Assessment Monitoring | COLIPHAGE | — | Archived |
| October 1, 2025 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Unaddressed |
| July 1, 2025 – July 31, 2025 | Failure to Conduct Assessment Monitoring | COLIPHAGE | — | Resolved |
| July 1, 2000 – August 9, 2004 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 1999 – December 31, 2001 | Monitoring, Regular | Thallium, Total | — | Resolved |
| March 1, 1995 – March 31, 1995 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| December 1, 1994 – December 31, 1994 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| September 1, 1994 – September 30, 1994 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 1994 – July 10, 1995 | Initial Tap Sampling for Pb and Cu | Lead and Copper Rule | — | Resolved |
| July 1, 1993 – July 31, 1993 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| June 1, 1993 – June 30, 1993 | Monitoring, Repeat Minor (TCR) | Coliform (TCR) | — | Resolved |
| 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 |
Archived closed in EPA's records (typically due to age or a data correction)Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
Enforcement actions
- September 9, 2025State Compliance achieved2 linked violations
- August 7, 2023State Compliance achieved1 linked violation
- November 11, 2004State Compliance achieved1 linked violation
- August 9, 2004State Compliance achieved2 linked violations
- October 21, 2002State Compliance achieved1 linked violation
- March 1, 1997State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- December 30, 1996State Public Notification received2 linked violations
- July 10, 1995State Compliance achieved1 linked violation
- May 1, 1995State Public Notification received1 linked violation
- February 3, 1995State Public Notification received1 linked violation
- October 20, 1994State Public Notification received1 linked violation
Contact
THURSTON OAKS MHP
503-372-9748
PORTLAND, OR 97224