JOLIET TOWN OF

Montana — Community Water System — PWSID: MT0000256

System Information

PWSIDMT0000256
System NameJOLIET TOWN 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
CityJOLIET
ZIP Code59041
AddressPO BOX 210
OrganizationFOECHTERLE, AMBER
Phone406-962-3567

Population & Service

Population Served600
Service Connections300

Drinking Water Violations (235)

This water system has 235 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 Lead and Copper Rule MR No No TT Unaddressed Lead and Copper Rule
Oct 1, 2025 Lead and Copper Rule MR No No TT Unaddressed Lead and Copper Rule
Sep 1, 2021 Aug 31, 2022 TTHM MR No Yes 0.080 mg/L Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2021 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2021 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2021 Aug 31, 2022 TTHM MR No Yes 0.080 mg/L Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2021 Aug 31, 2022 TTHM MR No Yes 0.080 mg/L Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2021 Aug 31, 2022 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Consumer Confidence Rule Other No No Resolved Jul 30, 2020 Consumer Confidence Rule
Jul 1, 2020 Consumer Confidence Rule Other No No Resolved Jul 30, 2020 Consumer Confidence Rule
Jul 1, 2015 Consumer Confidence Rule Other No No Resolved Jul 22, 2015 Consumer Confidence Rule
Jul 1, 2015 Consumer Confidence Rule Other No No Resolved Jul 22, 2015 Consumer Confidence Rule
Jan 1, 2011 Dec 31, 2013 Barium MR No Yes 2 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Cadmium MR No Yes 0.005 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Selenium MR No Yes 0.05 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Asbestos MR No Yes 7 MFL Resolved Dec 11, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Nickel MR No Yes Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Lead and Copper Rule MR No No TT Resolved Nov 25, 2013 Lead and Copper Rule
Jan 1, 2011 Dec 31, 2013 Asbestos MR No Yes 7 MFL Resolved Dec 11, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Chromium MR No Yes 0.1 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Cadmium MR No Yes 0.005 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Beryllium, Total MR No Yes 0.004 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Chromium MR No Yes 0.1 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Antimony, Total MR No Yes 0.006 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Antimony, Total MR No Yes 0.006 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Selenium MR No Yes 0.05 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Chromium MR No Yes 0.1 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Barium MR No Yes 2 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Chromium MR No Yes 0.1 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Barium MR No Yes 2 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Beryllium, Total MR No Yes 0.004 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Selenium MR No Yes 0.05 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Cadmium MR No Yes 0.005 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Barium MR No Yes 2 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Barium MR No Yes 2 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Selenium MR No Yes 0.05 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Barium MR No Yes 2 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Nickel MR No Yes Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Asbestos MR No Yes 7 MFL Resolved Dec 11, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Cadmium MR No Yes 0.005 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Cadmium MR No Yes 0.005 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Selenium MR No Yes 0.05 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Barium MR No Yes 2 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Lead and Copper Rule MR No No TT Resolved Nov 25, 2013 Lead and Copper Rule
Jan 1, 2011 Dec 31, 2013 Mercury MR No Yes 0.002 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Cadmium MR No Yes 0.005 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Beryllium, Total MR No Yes 0.004 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Mercury MR No Yes 0.002 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Barium MR No Yes 2 mg/L Resolved Dec 12, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Selenium MR No Yes 0.05 mg/L Resolved Dec 12, 2013 Inorganic 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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