STILLWATER MINING COMPANY
Montana - Non-Transient Non-Community - PWSID: MT0003587
System Information
| PWSID | MT0003587 |
| System Name | STILLWATER MINING COMPANY |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 8, 1992 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | NYE |
| ZIP Code | 59061 |
| Address | STILLWATER MINE |
| Organization | GILBERT, NATHAN C |
| Phone | 406-328-8526 |
Population & Service
| Population Served | 630 |
| Service Connections | 8 |
Drinking Water Violations (53)
This water system has 53 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, 2023 | Jul 31, 2023 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2023 | - | |
| Jul 1, 2023 | Jul 31, 2023 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2023 | - | |
| Jul 1, 2023 | Jul 31, 2023 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2023 | - | |
| Oct 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Sep 24, 2020 | - | |
| Oct 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Sep 24, 2020 | - | |
| Oct 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Sep 24, 2020 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 3, 2014 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 3, 2014 | - | |
| Sep 1, 2012 | Sep 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 26, 2012 | - | |
| Sep 1, 2012 | Sep 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 26, 2012 | - | |
| Sep 1, 2012 | Sep 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 26, 2012 | - | |
| Sep 1, 2012 | Sep 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 26, 2012 | - | |
| Sep 1, 2012 | Sep 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 26, 2012 | - | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2007 | - | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2007 | - | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2007 | - | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Sep 28, 2007 | - | |
| Oct 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Sep 28, 2007 | - | |
| Oct 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Sep 28, 2007 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Mar 1, 1996 | Mar 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 1996 | - | |
| Mar 1, 1996 | Mar 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 1996 | - | |
| Apr 1, 1994 | Apr 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 1994 | - |
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.