HALFWAY, CITY OF

Oregon — Community Water System — PWSID: OR4100363

System Information

PWSIDOR4100363
System NameHALFWAY, CITY OF
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
CityHALFWAY
ZIP Code97834
AddressPO BOX 738
OrganizationHALFWAY, CITY OF
Phone541-742-4741

Population & Service

Population Served346
Service Connections232

Drinking Water Violations (90)

This water system has 90 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
Sep 1, 2025 Sep 30, 2025 Revised Total Coliform Rule MON No Yes Archived Sep 30, 2025 Revised Total Coliform Rule
Jul 1, 2025 Consumer Confidence Rule Other No No Resolved Aug 6, 2025 Consumer Confidence Rule
Oct 1, 2024 Lead and Copper Rule MR No No TT Resolved Aug 1, 2025 Lead and Copper Rule
Oct 1, 2024 Consumer Confidence Rule Other No No Resolved Aug 6, 2025 Consumer Confidence Rule
Sep 1, 2024 Sep 30, 2024 Revised Total Coliform Rule MON No Yes Resolved Sep 30, 2024 Revised Total Coliform Rule
Sep 1, 2024 Sep 30, 2024 Revised Total Coliform Rule MON No Yes Resolved Sep 30, 2024 Revised Total Coliform Rule
Jul 1, 2024 Consumer Confidence Rule Other No No Resolved Aug 6, 2025 Consumer Confidence Rule
Jan 1, 2024 Dec 31, 2024 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2024 Nitrate Rule
Jan 1, 2024 Dec 31, 2024 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2024 Nitrate Rule
Oct 1, 2023 Consumer Confidence Rule Other No No Resolved Aug 6, 2025 Consumer Confidence Rule
Jul 1, 2023 Consumer Confidence Rule Other No No Resolved Aug 6, 2025 Consumer Confidence Rule
Dec 1, 2022 Dec 31, 2022 Revised Total Coliform Rule MON No Yes Resolved Dec 31, 2022 Revised Total Coliform Rule
Jul 20, 2020 E. COLI MR No Yes Resolved Nov 19, 2021 Ground Water Rule
Jun 1, 2020 Jun 30, 2020 Revised Total Coliform Rule MON No Yes Resolved Jun 30, 2020 Revised Total Coliform Rule
Jan 1, 2020 Dec 31, 2020 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2020 Nitrate Rule
Aug 1, 2015 Aug 31, 2015 Coliform (TCR) MR No No 5% of samples Resolved Aug 31, 2015 Total Coliform 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
Jun 1, 2009 Jun 30, 2009 Coliform (TCR) MR No No 5% of samples Resolved Jun 30, 2009 Total Coliform Rule
Jun 1, 2009 Jun 30, 2009 Coliform (TCR) MR No No 5% of samples Resolved Jun 30, 2009 Total Coliform Rule
Jan 1, 2005 Jan 31, 2005 Coliform (TCR) MR No No 5% of samples Resolved Jan 31, 2005 Total Coliform Rule
Nov 1, 2004 Nov 30, 2004 Coliform (TCR) MR No No 5% of samples Resolved Nov 30, 2004 Total Coliform Rule
Dec 1, 2003 Dec 31, 2003 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2003 Total Coliform Rule
Jan 1, 2003 Dec 31, 2003 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2003 Nitrate Rule
Jan 1, 2003 Dec 31, 2003 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2003 Nitrate Rule
Jan 1, 2002 Dec 31, 2004 Carbon tetrachloride MR No Yes 0.005 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Heptachlor MR No Yes 0.0004 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Heptachlor epoxide MR No Yes 0.0002 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 p-Dichlorobenzene MR No Yes 0.075 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Endothall MR No Yes 0.1 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 1,2,4-Trichlorobenzene MR No Yes 0.07 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Hexachlorocyclopentadiene MR No Yes 0.05 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 DICHLOROMETHANE MR No Yes 0.005 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 1,1-Dichloroethylene MR No Yes 0.007 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Pentachlorophenol MR No Yes 0.001 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 o-Dichlorobenzene MR No Yes 0.6 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Dinoseb MR No Yes 0.007 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Picloram MR No Yes 0.5 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Di(2-ethylhexyl) phthalate MR No Yes 0.006 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Vinyl chloride MR No Yes 0.002 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Chlordane MR No Yes 0.002 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Ethylbenzene MR No Yes 0.7 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Xylenes, Total MR No Yes 10 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 cis-1,2-Dichloroethylene MR No Yes 0.07 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Carbofuran MR No Yes 0.04 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Trichloroethylene MR No Yes 0.005 mg/L Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2002 Dec 31, 2004 BHC-GAMMA MR No Yes 0.0002 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Total Polychlorinated Biphenyls (PCB) MR No Yes 0.0005 mg/L Resolved Dec 31, 2004 Synthetic 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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