BASIN COUNTY WATER AND SEWER DIST
Montana - Community Water System - PWSID: MT0000014
System Information
| PWSID | MT0000014 |
| System Name | BASIN COUNTY WATER AND SEWER DIST |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Mixed |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | BASIN |
| ZIP Code | 59631 |
| Address | BOX 217 |
| Organization | NORMAN, JASON |
| Phone | 406-461-2749 |
Population & Service
| Population Served | 200 |
| Service Connections | 105 |
Drinking Water Violations (754)
This water system has 754 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, 2023 | - | MR | No | No | - | TT | - | Resolved | Feb 13, 2024 | - | |
| Oct 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Feb 13, 2024 | - | |
| Jul 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Mar 17, 2025 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Jul 5, 2023 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Jul 5, 2023 | - | |
| Jul 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Mar 17, 2025 | - | |
| Jul 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Mar 17, 2025 | - | |
| Sep 29, 2022 | - | MR | No | No | - | TT | - | Resolved | Feb 26, 2024 | - | |
| Sep 29, 2022 | - | MR | No | No | - | TT | - | Resolved | Feb 26, 2024 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Aug 16, 2022 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Aug 16, 2022 | - | |
| Apr 1, 2022 | - | MR | No | No | - | TT | - | Resolved | Feb 26, 2024 | - | |
| Apr 1, 2022 | - | MR | No | No | - | TT | - | Resolved | Feb 26, 2024 | - | |
| Feb 8, 2021 | - | TT | Yes | No | - | TT | - | Resolved | Nov 13, 2023 | - | |
| Feb 8, 2021 | - | TT | Yes | No | - | TT | - | Resolved | Nov 13, 2023 | - | |
| Feb 8, 2021 | - | TT | Yes | No | - | TT | - | Resolved | Nov 13, 2023 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2017 | Sep 30, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Oct 1, 2017 | Sep 30, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Oct 1, 2017 | Sep 30, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Oct 1, 2017 | Sep 30, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Oct 1, 2017 | Sep 30, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Oct 1, 2017 | Sep 30, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Sep 29, 2015 | - | MR | No | No | - | TT | - | Resolved | Oct 22, 2015 | - | |
| Sep 29, 2015 | - | MR | No | No | - | TT | - | Resolved | Oct 22, 2015 | - | |
| Sep 29, 2015 | - | MR | No | No | - | TT | - | Resolved | Oct 22, 2015 | - | |
| Sep 29, 2015 | - | MR | No | No | - | TT | - | Resolved | Oct 22, 2015 | - | |
| Dec 30, 2014 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Dec 30, 2014 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Dec 30, 2014 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Dec 30, 2014 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Jul 1, 2014 | - | Other | No | No | - | - | - | Resolved | Aug 1, 2014 | - | |
| Jul 1, 2014 | - | Other | No | No | - | - | - | Resolved | Aug 1, 2014 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Oct 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Feb 26, 2016 | - | |
| Oct 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Feb 26, 2016 | - | |
| Oct 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Feb 26, 2016 | - | |
| Mar 1, 2012 | Mar 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2012 | - | |
| Mar 1, 2012 | Mar 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2012 | - | |
| Mar 1, 2012 | Mar 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2012 | - | |
| Nov 1, 2011 | Nov 30, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2011 | - | |
| Nov 1, 2011 | Nov 30, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2011 | - | |
| Nov 1, 2011 | Nov 30, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2011 | - | |
| Nov 1, 2011 | Nov 30, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2011 | - |
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.