BIG HOLE NATIONAL BATTLEFIELD
Montana - Transient Non-Community - PWSID: MT0001271
System Information
| PWSID | MT0001271 |
| System Name | BIG HOLE NATIONAL BATTLEFIELD |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 5, 1980 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | WISDOM |
| ZIP Code | 59761 |
| Address | PO BOX 237 |
| Organization | BACON, PATTI |
| Phone | 406-689-3155 |
Population & Service
| Population Served | 214 |
| Service Connections | 8 |
Drinking Water Violations (35)
This water system has 35 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2025 | - | |
| Mar 1, 2023 | Mar 31, 2023 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2023 | - | |
| Mar 1, 2023 | Mar 31, 2023 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2023 | - | |
| Mar 1, 2023 | Mar 31, 2023 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2023 | - | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2023 | - | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2023 | - | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | - | - | Resolved | Dec 31, 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 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2020 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2020 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2020 | - | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2016 | - | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2016 | - | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2016 | - | |
| Oct 1, 2016 | Oct 31, 2016 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2016 | - | |
| Jun 1, 2015 | Jun 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2015 | - | |
| Jun 1, 2015 | Jun 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2015 | - | |
| Jun 1, 2015 | Jun 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2015 | - | |
| Jun 1, 2015 | Jun 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2015 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Jul 1, 2005 | - | MR | No | No | - | TT | - | Resolved | Jul 31, 2004 | - | |
| Jul 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Jul 31, 2004 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.