USACE JOHN DAY DAM
Oregon — Non-Transient Non-Community — PWSID: OR4194203
System Information
| PWSID | OR4194203 |
| System Name | USACE JOHN DAY DAM |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 15, 1985 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | RUFUS |
| ZIP Code | 97050 |
| Address | PO BOX 823 |
| Organization | USACE JOHN DAY DAM |
| Phone | 541-739-1028 |
Population & Service
| Population Served | 120 |
| Service Connections | 5 |
Drinking Water Violations (105)
This water system has 105 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2021 | Jun 30, 2021 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2021 | — | |
| Jul 1, 2020 | Jul 31, 2020 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2020 | — | |
| Nov 1, 2018 | Nov 30, 2018 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2018 | — | |
| Oct 23, 2018 | — | MR | No | Yes | — | — | — | Resolved | Jun 7, 2019 | — | |
| Oct 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Sep 30, 2019 | — | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | No | — | — | — | Resolved | Aug 31, 2016 | — | |
| Jan 1, 2014 | Sep 30, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Jan 1, 2014 | Sep 30, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2012 | — | |
| Oct 1, 2008 | Oct 31, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Jan 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2006 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | — | MR | No | No | — | TT | — | Resolved | Dec 25, 2010 | — | |
| Jan 1, 2005 | — | MR | No | No | — | TT | — | Resolved | Dec 25, 2010 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.00005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.0005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.0004 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2007 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.