PRAIRIE CITY
Oregon - Community Water System - PWSID: OR4100673
System Information
| PWSID | OR4100673 |
| System Name | PRAIRIE CITY |
| System Type | Community Water System |
| Water Source | Ground Water Under Influence |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 12, 1979 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | PRAIRIE CITY |
| ZIP Code | 97869 |
| Address | PO BOX 370 |
| Organization | PRAIRIE CITY |
| Phone | 541-820-3636 |
Population & Service
| Population Served | 841 |
| Service Connections | 443 |
Drinking Water Violations (106)
This water system has 106 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jun 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Jun 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Jun 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 16, 2024 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2018 | - | |
| May 1, 2016 | May 31, 2016 | MON | No | Yes | - | - | - | Archived | May 31, 2016 | - | |
| Apr 1, 2015 | Apr 30, 2015 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2015 | - | |
| Apr 1, 2015 | Apr 30, 2015 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2015 | - | |
| Apr 1, 2015 | Apr 30, 2015 | MR | No | Yes | - | - | - | Resolved | Apr 30, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2015 | - | |
| Oct 1, 2013 | Dec 31, 2013 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2012 | - | |
| Jun 1, 2011 | Jun 30, 2011 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2011 | - | |
| Jun 1, 2011 | Jun 30, 2011 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2011 | - | |
| Jun 1, 2011 | Jun 30, 2011 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2011 | - | |
| Jun 1, 2011 | Jun 30, 2011 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2011 | - | |
| May 1, 2011 | May 31, 2011 | TT | Yes | No | - | - | - | Resolved | May 31, 2011 | - | |
| May 1, 2011 | May 31, 2011 | TT | Yes | No | - | - | - | Resolved | May 31, 2011 | - | |
| May 1, 2011 | May 31, 2011 | TT | Yes | No | - | - | - | Resolved | May 31, 2011 | - | |
| May 1, 2011 | May 31, 2011 | TT | Yes | No | - | - | - | Resolved | May 31, 2011 | - |
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.