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CITY OF RAINIER

Oregon — Community Water System — PWSID: OR4100689

System Information

PWSIDOR4100689
System NameCITY OF RAINIER
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
CityRAINIER
ZIP Code97048
Address690 WEST A
OrganizationCITY OF RAINIER
Phone503-313-5871

Population & Service

Population Served1,932
Service Connections919

Drinking Water Violations (297)

This water system has 297 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 — Lead and Copper Rule MR No No — TT — Resolved Aug 7, 2025 Lead and Copper Rule
Oct 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Oct 11, 2024 Consumer Confidence Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Oct 25, 2024 Consumer Confidence Rule
Jul 1, 2024 Sep 30, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Jan 31, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2024 Jan 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2024 Surface Water Treatment Rule
Jan 1, 2024 Dec 31, 2024 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Jan 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2024 Surface Water Treatment Rule
Jan 1, 2024 Dec 31, 2024 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jan 1, 2024 Dec 31, 2024 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Nov 1, 2023 Nov 30, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2023 Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2023 Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2023 Dec 31, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Nitrate Rule
Jul 1, 2022 Jul 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2022 Revised Total Coliform Rule
Oct 1, 2020 Oct 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Oct 1, 2020 Oct 31, 2020 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2020 Surface Water Treatment Rule
Oct 1, 2020 Oct 31, 2020 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2020 Surface Water Treatment Rule
Jun 1, 2020 Jun 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2020 Revised Total Coliform Rule
May 1, 2020 May 31, 2020 Revised Total Coliform Rule MON No No — — — Resolved May 31, 2020 Revised Total Coliform Rule
Dec 1, 2019 Dec 31, 2019 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2019 Revised Total Coliform Rule
Jul 1, 2019 Jul 31, 2019 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2019 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2019 Surface Water Treatment Rule
Jul 1, 2019 Jul 31, 2019 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2019 Surface Water Treatment Rule
Jul 1, 2019 Sep 30, 2019 Endothall MR No Yes — 0.1 mg/L — Resolved Sep 30, 2019 Synthetic Organic Chemicals
Apr 1, 2019 Jun 30, 2019 Endothall MR No Yes — 0.1 mg/L — Resolved Jun 30, 2019 Synthetic Organic Chemicals
Apr 1, 2019 Jun 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2018 Jun 30, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2018 Jun 30, 2018 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Dec 31, 2018 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 2018 Synthetic Organic Chemicals
Nov 1, 2017 Nov 30, 2017 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2017 Interim and Long Term 1 Enhanced Surface Water Treatment 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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