BAKER CITY OF

Montana — Community Water System — PWSID: MT0000021

System Information

PWSIDMT0000021
System NameBAKER CITY OF
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1979
Last ReportedJan 5, 2026

Location & Contact

StateMontana
CityBAKER
ZIP Code59313
AddressPO BOX 1512
OrganizationREDDICK, SANDI
Phone406-778-2692

Population & Service

Population Served1,858
Service Connections876

Drinking Water Violations (946)

This water system has 946 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, 2025 Consumer Confidence Rule Other No No Resolved Oct 6, 2025 Consumer Confidence Rule
Oct 1, 2025 Consumer Confidence Rule Other No No Resolved Oct 6, 2025 Consumer Confidence Rule
Jul 1, 2025 Jul 31, 2025 Revised Total Coliform Rule MON No No Resolved Jul 31, 2025 Revised Total Coliform Rule
Jul 1, 2025 Jul 31, 2025 Revised Total Coliform Rule MON No No Resolved Jul 31, 2025 Revised Total Coliform Rule
Jul 1, 2025 Jul 31, 2025 Revised Total Coliform Rule MON No No Resolved Jul 31, 2025 Revised Total Coliform Rule
Jul 1, 2025 Jul 31, 2025 Revised Total Coliform Rule MON No No Resolved Jul 31, 2025 Revised Total Coliform Rule
Dec 30, 2024 Lead and Copper Rule MR No No TT Resolved Feb 4, 2025 Lead and Copper Rule
Dec 30, 2024 Lead and Copper Rule MR No No TT Resolved Feb 4, 2025 Lead and Copper Rule
Jul 1, 2022 Sep 30, 2022 Heptachlor epoxide MR No Yes 0.0002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Carbofuran MR No Yes 0.04 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Di(2-ethylhexyl) phthalate MR No Yes 0.006 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Dinoseb MR No Yes 0.007 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Toxaphene MR No Yes 0.003 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Di(2-ethylhexyl) phthalate MR No Yes 0.006 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Simazine MR No Yes 0.004 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 LASSO MR No Yes Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 HEXACHLOROBENZENE MR No Yes 0.001 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 2,4-D MR No Yes 0.07 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Heptachlor epoxide MR No Yes 0.0002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 2,4-D MR No Yes 0.07 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 LASSO MR No Yes Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Hexachlorocyclopentadiene MR No Yes 0.05 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Chlordane MR No Yes 0.002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 HEXACHLOROBENZENE MR No Yes 0.001 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 OXAMYL MR No Yes 0.2 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Benzo(a)pyrene MR No Yes 0.0002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Endrin MR No Yes 0.002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Endrin MR No Yes 0.002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 2,4-D MR No Yes 0.07 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Benzo(a)pyrene MR No Yes 0.0002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 OXAMYL MR No Yes 0.2 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Chlordane MR No Yes 0.002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Dalapon MR No Yes 0.2 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Toxaphene MR No Yes 0.003 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Dinoseb MR No Yes 0.007 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 LASSO MR No Yes Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Simazine MR No Yes 0.004 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Dalapon MR No Yes 0.2 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Dalapon MR No Yes 0.2 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Benzo(a)pyrene MR No Yes 0.0002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Simazine MR No Yes 0.004 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Heptachlor epoxide MR No Yes 0.0002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Dinoseb MR No Yes 0.007 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 HEXACHLOROBENZENE MR No Yes 0.001 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Hexachlorocyclopentadiene MR No Yes 0.05 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Hexachlorocyclopentadiene MR No Yes 0.05 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Chlordane MR No Yes 0.002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Toxaphene MR No Yes 0.003 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Endrin MR No Yes 0.002 mg/L Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Di(2-ethylhexyl) phthalate MR No Yes 0.006 mg/L Resolved Sep 30, 2022 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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