WINDSOR ESTATES
Montana - Community Water System - PWSID: MT0003807
System Information
| PWSID | MT0003807 |
| System Name | WINDSOR ESTATES |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 19, 1995 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | LINCOLN |
| ZIP Code | 59639-0476 |
| Address | PO BOX 476 |
| Organization | WILSON, JOSEPH E |
| Phone | 406-209-1699 |
Population & Service
| Population Served | 530 |
| Service Connections | 213 |
Drinking Water Violations (126)
This water system has 126 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, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Aug 1, 2014 | Aug 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Aug 1, 2014 | Aug 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Aug 1, 2014 | Aug 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Aug 1, 2014 | Aug 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Aug 1, 2014 | Aug 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Aug 1, 2014 | Aug 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2014 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Dec 30, 2019 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2014 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Dec 30, 2019 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Jul 22, 2013 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Jul 22, 2013 | - | |
| Oct 1, 2012 | - | Other | No | No | - | - | - | Resolved | May 4, 2018 | - | |
| Oct 1, 2012 | - | Other | No | No | - | - | - | Resolved | May 4, 2018 | - | |
| Jul 1, 2012 | - | Other | No | No | - | - | - | Resolved | Nov 18, 2012 | - | |
| Jan 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Dec 30, 2019 | - | |
| Jan 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Dec 30, 2019 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 7 MFL | - | Archived | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 7 MFL | - | Archived | Dec 31, 2013 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | May 2, 2007 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | May 2, 2007 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Oct 1, 2004 | Oct 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2004 | - |
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.