SHERIDAN, OR · Yamhill County
DELPHIAN SCHOOL 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)
- OR4100812
- System type
- Community Water System
- Population served
- 350
- Service connections
- 3
- Ownership
- public/private mix
- Water source
- groundwater (wells)
Violation history
Consumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2025 – July 29, 2025
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2024 – July 29, 2025
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
December 1, 2022 – December 31, 2022
ResolvedMonitoring, Source Water (GWR)
—E. COLI
September 26, 2017 – October 13, 2017
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
October 1, 2014 – September 30, 2015
ResolvedMonitoring and Reporting (DBP)
—TTHM
October 1, 2014 – September 30, 2015
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
July 1, 2010 – July 31, 2010
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2009 – January 31, 2009
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2009 – January 31, 2009
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 2008 – November 30, 2008
ResolvedMonitoring, Regular
—Nitrate
January 1, 2000 – December 31, 2000
ResolvedMonitoring, Regular
—Nitrate
January 1, 1998 – December 31, 1998
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 1996 – December 31, 1999
ResolvedInitial Tap Sampling for Pb and Cu
—Lead and Copper Rule
January 1, 1994 – December 5, 1994
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 |
|---|---|---|---|---|
| July 1, 2025 – July 29, 2025 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| July 1, 2024 – July 29, 2025 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| December 1, 2022 – December 31, 2022 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| September 26, 2017 – October 13, 2017 | Monitoring, Source Water (GWR) | E. COLI | — | Resolved |
| October 1, 2014 – September 30, 2015 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| October 1, 2014 – September 30, 2015 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| July 1, 2010 – July 31, 2010 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2009 – January 31, 2009 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2009 – January 31, 2009 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| November 1, 2008 – November 30, 2008 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2000 – December 31, 2000 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 1998 – December 31, 1998 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 1996 – December 31, 1999 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| January 1, 1994 – December 5, 1994 | Initial Tap Sampling for Pb and Cu | Lead and Copper Rule | — | 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
- August 1, 2016State Compliance achieved2 linked violations
- September 23, 2010State Compliance achieved2 linked violations
- August 23, 2010State Violation/Reminder Notice1 linked violation
- February 22, 2010State Violation/Reminder Notice89 linked violations
- November 18, 2005State Compliance achieved1 linked violation
- February 7, 1995State Compliance achieved1 linked violation
- December 5, 1994State Compliance achieved1 linked violation
- November 4, 1994State Formal Notice of Violation issued1 linked violation
Contact
DELPHIAN SCHOOL
503-843-3521
SHERIDAN, OR 97378