JEFFERSON TRACTS ASSOC INC
Montana — Community Water System — PWSID: MT0003614
System Information
| PWSID | MT0003614 |
| System Name | JEFFERSON TRACTS ASSOC INC |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 30, 1992 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | CLANCY |
| ZIP Code | 59634 |
| Address | 9 CLARK CREEK LOOP |
| Organization | WARD, NICHOLAS |
| Phone | 406-792-5555 |
Population & Service
| Population Served | 80 |
| Service Connections | 33 |
Drinking Water Violations (185)
This water system has 185 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 | — | MR | No | No | — | TT | — | Resolved | Sep 24, 2025 | — | |
| Oct 1, 2025 | — | MR | No | No | — | TT | — | Resolved | Sep 24, 2025 | — | |
| Oct 1, 2025 | — | MR | No | No | — | TT | — | Resolved | Sep 24, 2025 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Oct 1, 2023 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Oct 1, 2023 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Jul 21, 2022 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Jul 21, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.0005 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.0005 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.00005 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.00005 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.0005 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.00005 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2011 | — | MR | No | No | — | TT | — | Resolved | May 13, 2011 | — | |
| Jan 1, 2011 | — | MR | No | No | — | TT | — | Resolved | May 13, 2011 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jul 1, 2010 | Sep 30, 2010 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2010 | — | |
| Jul 1, 2010 | Sep 30, 2010 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2010 | — | |
| Jul 1, 2010 | Sep 30, 2010 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2010 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Archived | Sep 30, 2009 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Archived | Sep 30, 2009 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Archived | Sep 30, 2009 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | — | Archived | Sep 30, 2009 | — | |
| Jan 1, 2009 | Mar 31, 2009 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2009 | — |
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.