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CARLTON, CITY OF

Oregon — Community Water System — PWSID: OR4100171

System Information

PWSIDOR4100171
System NameCARLTON, CITY OF
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
CityCARLTON
ZIP Code97111
Address191 E MAIN ST
OrganizationCARLTON, CITY OF
Phone503-852-3104

Population & Service

Population Served2,270
Service Connections1,022

Drinking Water Violations (145)

This water system has 145 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
Dec 6, 2024 — Public Notice Other No No — — — Resolved Feb 3, 2025 Public Notice Rule and Revised PN Rule
Sep 1, 2024 Sep 30, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Sep 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Sep 1, 2024 Sep 30, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Sep 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Sep 1, 2024 Sep 30, 2024 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Sep 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 20, 2023 Consumer Confidence Rule
Oct 1, 2022 Dec 31, 2022 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021 Jul 31, 2021 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2021 Surface Water Treatment Rule
Jul 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Sep 2, 2021 Lead and Copper Rule
Jul 1, 2021 Jul 31, 2021 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2021 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2021 Jul 31, 2021 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2021 Surface Water Treatment Rule
Mar 1, 2017 Mar 31, 2017 Revised Total Coliform Rule MON No No — — — Resolved Mar 31, 2017 Revised Total Coliform Rule
Sep 1, 2015 Sep 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2015 Total Coliform Rule
Nov 28, 2014 — Public Notice Other No No — — — Resolved Jan 7, 2015 Public Notice Rule and Revised PN Rule
Sep 1, 2014 Sep 30, 2014 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Sep 30, 2014 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Sep 1, 2014 Sep 30, 2014 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Sep 30, 2014 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2010 Jun 30, 2010 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 30, 2010 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2010 Jun 30, 2010 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 30, 2010 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2010 Jun 30, 2010 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 30, 2010 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2010 Jun 30, 2010 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jun 30, 2010 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Oct 1, 2009 Oct 31, 2009 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2009 Oct 31, 2009 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2009 Oct 31, 2009 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2009 Oct 31, 2009 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts 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
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
Aug 1, 2006 Aug 31, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2006 Total Coliform Rule
Sep 1, 2005 Sep 30, 2005 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2005 Total Coliform Rule
Jan 1, 2005 Dec 31, 2007 Chlordane MR No Yes — 0.002 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Atrazine MR No Yes — 0.003 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Toxaphene MR No Yes — 0.003 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Carbofuran MR No Yes — 0.04 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 2,4-D MR No Yes — 0.07 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Picloram MR No Yes — 0.5 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 OXAMYL MR No Yes — 0.2 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Glyphosate MR No Yes — 0.7 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Endothall MR No Yes — 0.1 mg/L — Resolved Dec 31, 2007 Synthetic Organic Chemicals
Jan 1, 2005 Dec 31, 2007 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2007 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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