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BAKER CITY

Oregon — Community Water System — PWSID: OR4100073

System Information

PWSIDOR4100073
System NameBAKER CITY
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 12, 1979
Last ReportedDec 23, 2025

Location & Contact

StateOregon
CityBAKER CITY
ZIP Code97814
AddressPO BOX 650
OrganizationBAKER CITY
Phone541-524-2005

Population & Service

Population Served10,349
Service Connections4,500

Drinking Water Violations (163)

This water system has 163 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, 2024 — Consumer Confidence Rule Other No No — — — Resolved Nov 26, 2024 Consumer Confidence Rule
Sep 1, 2024 Sep 30, 2024 Revised Total Coliform Rule MON No No — — — Resolved Sep 30, 2024 Revised Total Coliform Rule
Sep 1, 2024 Sep 30, 2024 Revised Total Coliform Rule MON No No — — — Resolved Sep 30, 2024 Revised Total Coliform Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jul 29, 2024 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 25, 2023 Consumer Confidence Rule
Jan 1, 2023 Mar 31, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
May 1, 2020 May 31, 2020 Revised Total Coliform Rule MON No No — — — Resolved May 31, 2020 Revised Total Coliform Rule
Apr 1, 2020 Apr 30, 2020 Revised Total Coliform Rule MON No No — — — Resolved Apr 30, 2020 Revised Total Coliform Rule
Jul 1, 2019 Sep 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019 Sep 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2011 Dec 31, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2011 Total Coliform Rule
Dec 1, 2011 Dec 31, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2011 Total Coliform Rule
Jul 1, 2010 Sep 30, 2010 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2009 Aug 31, 2009 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2009 Total Coliform Rule
Aug 1, 2009 Aug 31, 2009 Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2009 Surface Water Treatment Rule
Aug 1, 2009 Aug 31, 2009 Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2009 Surface Water Treatment Rule
Aug 1, 2009 Aug 31, 2009 Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2009 Surface Water Treatment Rule
Aug 1, 2009 Aug 31, 2009 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2009 Total Coliform Rule
Aug 1, 2009 Aug 31, 2009 Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2009 Surface Water Treatment Rule
Jul 1, 2007 Sep 30, 2007 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Sep 30, 2007 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2007 Jun 30, 2007 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2007 Jun 30, 2007 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2007 Dec 31, 2007 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 2007 Arsenic Rule
Jan 1, 2007 Dec 31, 2007 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2007 Volatile Organic Chemicals
Jan 1, 2007 Dec 31, 2007 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2007 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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