JOLIET TOWN OF
Montana — Community Water System — PWSID: MT0000256
System Information
| PWSID | MT0000256 |
| System Name | JOLIET TOWN OF |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Jan 5, 2026 |
Location & Contact
| State | Montana |
| City | JOLIET |
| ZIP Code | 59041 |
| Address | PO BOX 210 |
| Organization | FOECHTERLE, AMBER |
| Phone | 406-962-3567 |
Population & Service
| Population Served | 600 |
| Service Connections | 300 |
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.