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BAY CITY WATER SYSTEM

Oregon — Community Water System — PWSID: OR4100079

System Information

PWSIDOR4100079
System NameBAY CITY WATER SYSTEM
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 12, 1979
Last ReportedDec 23, 2025

Location & Contact

StateOregon
CityBAY CITY
ZIP Code97107
AddressPO BOX 3309
OrganizationBAY CITY WATER SYSTEM
Phone503-377-4121

Population & Service

Population Served1,400
Service Connections843

Drinking Water Violations (93)

This water system has 93 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
Apr 1, 2025 Jun 30, 2025 Combined Uranium MR No Yes — 30 ug/L — Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Apr 1, 2025 Apr 30, 2025 Groundwater Rule MR No Yes — — — Resolved Apr 30, 2025 Ground Water Rule
Apr 1, 2025 Jun 30, 2025 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Apr 1, 2025 Jun 30, 2025 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Archived Jun 30, 2025 Radionuclides and Revised Rad Rule
Jan 1, 2025 — Lead and Copper Rule MR No No — TT — Resolved Jun 4, 2025 Lead and Copper Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 25, 2023 Consumer Confidence Rule
Sep 1, 2022 Sep 30, 2022 Groundwater Rule MR No Yes — — — Resolved Sep 30, 2022 Ground Water Rule
Jul 1, 2022 — Lead and Copper Rule MR No No — TT — Resolved Nov 8, 2022 Lead and Copper Rule
May 1, 2019 May 31, 2019 Groundwater Rule MR No Yes — — — Resolved May 31, 2019 Ground Water Rule
Mar 1, 2017 Mar 31, 2017 Groundwater Rule MR No Yes — — — Resolved Mar 31, 2017 Ground Water Rule
Oct 1, 2014 Sep 30, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Sep 30, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Dec 31, 2019 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2019 Radionuclides and Revised Rad Rule
Dec 1, 2013 Dec 31, 2013 Groundwater Rule MR No Yes — — — Resolved Dec 31, 2013 Ground Water Rule
May 1, 2013 May 31, 2013 Groundwater Rule MR No Yes — — — Resolved May 31, 2013 Ground Water Rule
Apr 1, 2012 Apr 30, 2012 Groundwater Rule MR No Yes — — — Resolved Apr 30, 2012 Ground Water Rule
Apr 1, 2012 Apr 30, 2012 Groundwater Rule MR No Yes — — — Resolved Apr 30, 2012 Ground Water Rule
Apr 1, 2012 Apr 30, 2012 Groundwater Rule MR No Yes — — — Resolved Apr 30, 2012 Ground Water Rule
Mar 1, 2011 Mar 31, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2011 Total Coliform Rule
Mar 1, 2011 Mar 31, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2011 Total Coliform Rule
Mar 1, 2011 Mar 31, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2011 Total Coliform Rule
Mar 1, 2011 Mar 31, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Mar 31, 2011 Total Coliform Rule
Jan 1, 2011 — Lead and Copper Rule MR No No — TT — Resolved Jun 14, 2011 Lead and Copper Rule
Jan 1, 2011 — Lead and Copper Rule MR No No — TT — Resolved Jun 14, 2011 Lead and Copper Rule
Dec 1, 2009 Dec 31, 2009 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2009 Total Coliform Rule
Dec 1, 2009 Dec 31, 2009 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2009 Total Coliform Rule
May 1, 2009 May 31, 2009 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2009 Total Coliform Rule
May 1, 2009 May 31, 2009 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2009 Total Coliform Rule
Jan 1, 2009 Dec 31, 2009 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2009 Nitrate Rule
Jan 1, 2009 Dec 31, 2009 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2009 Nitrate Rule
Jan 1, 2008 Dec 31, 2010 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals
Jan 1, 2008 Dec 31, 2010 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2010 Volatile Organic Chemicals

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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