CENTERVILLE BAR
Montana - Transient Non-Community - PWSID: MT0000784
System Information
| PWSID | MT0000784 |
| System Name | CENTERVILLE BAR |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 5, 1980 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | SAND COULEE |
| ZIP Code | 59472 |
| Address | PO BOX 97 |
| Organization | WESTPHAL, CHRIS |
| Phone | 406-564-7569 |
Population & Service
| Population Served | 40 |
| Service Connections | 1 |
Drinking Water Violations (253)
This water system has 253 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 | Oct 31, 2025 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2025 | - | |
| Oct 1, 2025 | Oct 31, 2025 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2025 | - | |
| Oct 1, 2025 | Oct 31, 2025 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2024 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2024 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2021 | - | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2021 | - | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2021 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | - | - | Resolved | Mar 31, 2019 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | - | - | Resolved | Sep 27, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | - | - | Resolved | Sep 27, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | - | - | Resolved | Sep 27, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | - | - | Resolved | Sep 27, 2017 | - | |
| Nov 1, 2016 | Nov 30, 2016 | MCL | Yes | No | - | - | - | Resolved | Nov 30, 2016 | - | |
| Nov 1, 2016 | Nov 30, 2016 | MCL | Yes | No | - | - | - | Resolved | Nov 30, 2016 | - | |
| Nov 1, 2016 | Nov 30, 2016 | MCL | Yes | No | - | - | - | Resolved | Nov 30, 2016 | - | |
| Jun 1, 2016 | Jun 30, 2016 | MON | No | No | - | - | - | Resolved | Jun 30, 2016 | - | |
| Jun 1, 2016 | Jun 30, 2016 | MON | No | No | - | - | - | Resolved | Jun 30, 2016 | - | |
| Jun 1, 2016 | Jun 30, 2016 | MON | No | No | - | - | - | Resolved | Jun 30, 2016 | - | |
| May 1, 2016 | May 31, 2016 | MON | No | No | - | - | - | Resolved | May 31, 2016 | - | |
| May 1, 2016 | May 31, 2016 | MON | No | No | - | - | - | Resolved | May 31, 2016 | - | |
| May 1, 2016 | May 31, 2016 | MON | No | No | - | - | - | Resolved | May 31, 2016 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MON | No | No | - | - | - | Resolved | Apr 30, 2016 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MON | No | No | - | - | - | Resolved | Apr 30, 2016 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MON | No | No | - | - | - | Resolved | Apr 30, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - |
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.