RAINBOW WATER DISTRICT

Oregon — Community Water System — PWSID: OR4100839

System Information

PWSIDOR4100839
System NameRAINBOW WATER DISTRICT
System TypeCommunity Water System
Water SourceGround Water Under Influence
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 12, 1979
Last ReportedDec 23, 2025

Location & Contact

StateOregon
CitySPRINGFIELD
ZIP Code97477
AddressPO BOX 8
OrganizationRAINBOW WATER DISTRICT
Phone541-746-1676

Population & Service

Population Served6,300
Service Connections2,382

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 Revised Total Coliform Rule MON No No Archived Aug 31, 2025 Revised Total Coliform Rule
Feb 1, 2025 Feb 28, 2025 Surface Water Treatment Rule MR No Yes Resolved Feb 28, 2025 Surface Water Treatment Rule
Feb 1, 2025 Feb 28, 2025 Surface Water Treatment Rule MR No Yes Resolved Feb 28, 2025 Surface Water Treatment Rule
Feb 1, 2025 Feb 28, 2025 Surface Water Treatment Rule MR No Yes Resolved Feb 28, 2025 Surface Water Treatment Rule
Sep 13, 2022 Surface Water Treatment Rule TT Yes No Resolved Oct 5, 2022 Surface Water Treatment Rule
Sep 13, 2022 Surface Water Treatment Rule TT Yes No Resolved Oct 5, 2022 Surface Water Treatment Rule
Sep 13, 2022 Surface Water Treatment Rule TT Yes No Resolved Oct 5, 2022 Surface Water Treatment Rule
Jan 1, 2012 Dec 31, 2012 COLIPHAGE MR No Yes Resolved Dec 31, 2012 Ground Water Rule
Jan 1, 2012 Dec 31, 2012 COLIPHAGE MR No Yes Resolved Dec 31, 2012 Ground Water Rule
Jan 1, 2011 Lead and Copper Rule MR No No TT Resolved Jul 5, 2012 Lead and Copper Rule
Jan 1, 2011 Lead and Copper Rule MR No No TT Resolved Jul 5, 2012 Lead and Copper Rule
Jul 1, 2010 Jul 31, 2010 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2010 Total Coliform Rule
Jul 1, 2010 Jul 31, 2010 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2010 Total Coliform Rule
Nov 1, 2009 Nov 30, 2009 Coliform (TCR) MR No No 5% of samples Resolved Nov 30, 2009 Total Coliform Rule
Nov 1, 2009 Nov 30, 2009 Coliform (TCR) MR No No 5% of samples Resolved Nov 30, 2009 Total Coliform Rule
Nov 1, 2009 Nov 30, 2009 Coliform (TCR) MR No No 5% of samples Resolved Nov 30, 2009 Total Coliform Rule
May 1, 2008 May 31, 2008 Coliform (TCR) MR No No 5% of samples Resolved May 31, 2008 Total Coliform Rule
Jan 1, 2005 Dec 31, 2007 Arsenic MR No Yes 0.010 mg/L Resolved Dec 31, 2007 Arsenic Rule
Jan 1, 2005 Dec 31, 2007 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Dec 31, 2007 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2004 Apr 30, 2004 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 2004 Total Coliform Rule
Mar 1, 2004 Mar 31, 2004 Coliform (TCR) MR No No 5% of samples Resolved Mar 31, 2004 Total Coliform Rule
Feb 1, 2004 Feb 29, 2004 Coliform (TCR) MR No No 5% of samples Resolved Feb 29, 2004 Total Coliform Rule
Jun 1, 2003 Jun 30, 2003 Coliform (TCR) MCL Yes No 5% of samples Resolved Jun 30, 2003 Total Coliform Rule
Jun 1, 2003 Jun 30, 2003 Coliform (TCR) MCL Yes No 5% of samples Resolved Jun 30, 2003 Total Coliform Rule
Jan 1, 2000 Dec 31, 2000 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2000 Nitrate Rule
Jan 1, 1996 Dec 31, 1996 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 1996 Nitrate Rule
Feb 1, 1992 Feb 29, 1992 Coliform (TCR) MR No No 5% of samples Resolved Feb 29, 1992 Total Coliform Rule
Jan 1, 1992 Jan 31, 1992 Coliform (TCR) MR No No 5% of samples Resolved Jan 31, 1992 Total Coliform Rule
Nov 1, 1991 Nov 30, 1991 Coliform (TCR) MR No No 5% of samples Resolved Nov 30, 1991 Total Coliform Rule
Oct 1, 1991 Oct 31, 1991 Coliform (TCR) MR No No 5% of samples Resolved Oct 31, 1991 Total Coliform Rule
Aug 1, 1991 Aug 31, 1991 Coliform (TCR) MR No No 5% of samples Resolved Aug 31, 1991 Total Coliform Rule
Jun 1, 1991 Jun 30, 1991 Coliform (TCR) MR No No 5% of samples Resolved Jun 30, 1991 Total Coliform Rule
May 1, 1991 May 31, 1991 Coliform (TCR) MR No No 5% of samples Resolved May 31, 1991 Total Coliform Rule
Mar 1, 1991 Mar 31, 1991 Coliform (TCR) MR No No 5% of samples Resolved Mar 31, 1991 Total Coliform Rule
Jun 1, 1976 May 31, 1980 Gross Alpha, Excl. Radon and U MR No No 15 pCi/L Archived May 31, 1980 Radionuclides and Revised Rad Rule
Jun 1, 1976 May 31, 1980 Combined Radium (-226 and -228) MR No No 5 pCi/L Archived May 31, 1980 Radionuclides and Revised Rad Rule

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.

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