JUDITH GAP TOWN OF
Montana - Community Water System - PWSID: MT0000258
System Information
| PWSID | MT0000258 |
| System Name | JUDITH GAP 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 | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | JUDITH GAP |
| ZIP Code | 59453 |
| Address | PO BOX 205 |
| Organization | MCLAUGHLIN, CARL L |
| Phone | 406-473-2249 |
Population & Service
| Population Served | 126 |
| Service Connections | 79 |
Drinking Water Violations (64)
This water system has 64 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | May 2, 2022 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | May 2, 2022 | - | |
| Dec 30, 2020 | - | MR | No | No | - | TT | - | Resolved | Jan 20, 2021 | - | |
| Dec 30, 2020 | - | MR | No | No | - | TT | - | Resolved | Jan 20, 2021 | - | |
| Oct 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Sep 15, 2020 | - | |
| Oct 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Sep 15, 2020 | - | |
| Oct 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Sep 15, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Sep 1, 2017 | Sep 30, 2017 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2017 | - | |
| Sep 1, 2017 | Sep 30, 2017 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2017 | - | |
| Sep 1, 2017 | Sep 30, 2017 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2017 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 4, 2014 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 4, 2014 | - | |
| Jan 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Mar 11, 2011 | - | |
| Jan 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Mar 11, 2011 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2000 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2000 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2000 | - | |
| Oct 19, 1999 | Sep 14, 2000 | Other | No | Yes | - | - | - | Resolved | Sep 14, 2000 | - | |
| Oct 19, 1999 | Sep 14, 2000 | Other | No | Yes | - | - | - | Resolved | Sep 14, 2000 | - | |
| Oct 1, 1999 | Oct 31, 1999 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 1999 | - | |
| Oct 1, 1999 | Oct 31, 1999 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 1999 | - | |
| Oct 1, 1999 | Oct 31, 1999 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 1999 | - | |
| Oct 1, 1999 | Oct 31, 1999 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 1999 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | - | MR | No | No | - | TT | - | Resolved | Mar 1, 2001 | - | |
| Jan 1, 1999 | - | MR | No | No | - | TT | - | Resolved | Mar 1, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1999 | Dec 31, 2001 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 1997 | - | MR | No | No | - | TT | - | Resolved | Feb 18, 2004 | - | |
| Jan 1, 1997 | - | MR | No | No | - | TT | - | Resolved | Feb 18, 2004 | - | |
| Jan 1, 1996 | Dec 31, 1996 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1996 | - | |
| Jan 1, 1996 | - | MR | No | No | - | TT | - | Resolved | Dec 31, 2000 | - |
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.