RAINBOW WATER DISTRICT
Oregon - Community Water System - PWSID: OR4100839
System Information
| PWSID | OR4100839 |
| System Name | RAINBOW WATER DISTRICT |
| 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 | SPRINGFIELD |
| ZIP Code | 97477 |
| Address | PO BOX 8 |
| Organization | RAINBOW WATER DISTRICT |
| Phone | 541-746-1676 |
Population & Service
| Population Served | 6,300 |
| Service Connections | 2,382 |
Drinking Water Violations (37)
This water system has 37 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2025 | Aug 31, 2025 | MON | No | No | - | - | - | Resolved | Aug 31, 2025 | - | |
| Feb 1, 2025 | Feb 28, 2025 | MR | No | Yes | - | - | - | Resolved | Feb 28, 2025 | - | |
| Feb 1, 2025 | Feb 28, 2025 | MR | No | Yes | - | - | - | Resolved | Feb 28, 2025 | - | |
| Feb 1, 2025 | Feb 28, 2025 | MR | No | Yes | - | - | - | Resolved | Feb 28, 2025 | - | |
| Sep 13, 2022 | - | TT | Yes | No | - | - | - | Resolved | Oct 5, 2022 | - | |
| Sep 13, 2022 | - | TT | Yes | No | - | - | - | Resolved | Oct 5, 2022 | - | |
| Sep 13, 2022 | - | TT | Yes | No | - | - | - | Resolved | Oct 5, 2022 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Jul 5, 2012 | - | |
| Jan 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Jul 5, 2012 | - | |
| Jul 1, 2010 | Jul 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2010 | - | |
| Jul 1, 2010 | Jul 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2010 | - | |
| Nov 1, 2009 | Nov 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2009 | - | |
| Nov 1, 2009 | Nov 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2009 | - | |
| Nov 1, 2009 | Nov 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2009 | - | |
| May 1, 2008 | May 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2008 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Apr 1, 2004 | Apr 30, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2004 | - | |
| Mar 1, 2004 | Mar 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Feb 1, 2004 | Feb 29, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Feb 29, 2004 | - | |
| Jun 1, 2003 | Jun 30, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2003 | - | |
| Jun 1, 2003 | Jun 30, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2003 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2000 | - | |
| Jan 1, 1996 | Dec 31, 1996 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1996 | - | |
| Feb 1, 1992 | Feb 29, 1992 | MR | No | No | - | 5% of samples | - | Resolved | Feb 29, 1992 | - | |
| Jan 1, 1992 | Jan 31, 1992 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1992 | - | |
| Nov 1, 1991 | Nov 30, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 1991 | - | |
| Oct 1, 1991 | Oct 31, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 1991 | - | |
| Aug 1, 1991 | Aug 31, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1991 | - | |
| Jun 1, 1991 | Jun 30, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1991 | - | |
| May 1, 1991 | May 31, 1991 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 1991 | - | |
| Mar 1, 1991 | Mar 31, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 1991 | - | |
| 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 | - |
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.