ENNIS NATIONAL FISH HATCHERY
Montana — Transient Non-Community — PWSID: MT0004547
System Information
| PWSID | MT0004547 |
| System Name | ENNIS NATIONAL FISH HATCHERY |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Federal |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Apr 23, 2007 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | ENNIS |
| ZIP Code | 59729 |
| Address | 180 FISH HATCHERY RD |
| Organization | COVAS, PATTY |
| Phone | 406-682-4847 |
Population & Service
| Population Served | 79 |
| Service Connections | 6 |
Drinking Water Violations (87)
This water system has 87 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2014 | Aug 31, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 27, 2014 | — | |
| Aug 1, 2014 | Aug 31, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 27, 2014 | — | |
| Aug 1, 2014 | Aug 31, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 27, 2014 | — | |
| Aug 1, 2014 | Aug 31, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 27, 2014 | — | |
| Jul 1, 2014 | Jul 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2014 | — | |
| Jul 1, 2014 | Jul 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2014 | — | |
| Jul 1, 2014 | Jul 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2014 | — | |
| Jul 1, 2014 | Jul 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2014 | — | |
| Jun 1, 2014 | Jun 30, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | — | |
| Jun 1, 2014 | Jun 30, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | — | |
| Jun 1, 2014 | Jun 30, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | — | |
| Jun 1, 2014 | Jun 30, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | — | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | — | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | — | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | — | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | — | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2012 | — | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2012 | — | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2012 | — | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2012 | — | |
| Jun 1, 2012 | Jun 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2012 | — | |
| Jun 1, 2012 | Jun 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2012 | — | |
| Jun 1, 2012 | Jun 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2012 | — | |
| Jun 1, 2012 | Jun 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2012 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — |
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.