NORTH PLAINS WATER DEPARTMENT
Oregon - Community Water System - PWSID: OR4100576
System Information
| PWSID | OR4100576 |
| System Name | NORTH PLAINS WATER DEPARTMENT |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| 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 | NORTH PLAINS |
| ZIP Code | 97133 |
| Address | 29905 NW WEST UNION RD |
| Organization | NORTH PLAINS WATER DEPARTMENT |
| Phone | 503-647-5555 |
Population & Service
| Population Served | 3,663 |
| Service Connections | 1,749 |
Drinking Water Violations (39)
This water system has 39 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 2, 2024 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 15, 2024 | - | |
| Nov 1, 2019 | Nov 30, 2019 | MON | No | No | - | - | - | Resolved | Nov 30, 2019 | - | |
| Jun 1, 2014 | Jun 30, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2014 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2010 | - | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2010 | - | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2010 | - | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2010 | - | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2010 | - | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2010 | - | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2010 | - | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2010 | - | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2010 | - | |
| Oct 1, 2007 | Oct 31, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2007 | - | |
| Apr 1, 2007 | Jun 30, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2007 | - | |
| Apr 1, 2007 | Jun 30, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Oct 19, 2001 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2002 | - | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jul 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 1995 | - | |
| Jul 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 1995 | - | |
| Jul 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 1995 | - | |
| Jan 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Dec 21, 1994 | - | |
| Jan 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Dec 21, 1994 | - | |
| Nov 1, 1993 | Nov 30, 1993 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 1993 | - | |
| May 1, 1993 | May 31, 1993 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 1993 | - | |
| Jun 1, 1976 | May 31, 1980 | MR | No | No | - | 5 pCi/L | - | Archived | May 31, 1980 | - | |
| Jun 1, 1976 | May 31, 1980 | MR | No | No | - | 15 pCi/L | - | Archived | May 31, 1980 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.