POINT OF ROCKS
Montana — Transient Non-Community — PWSID: MT0002820
System Information
| PWSID | MT0002820 |
| System Name | POINT OF ROCKS |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 30, 1983 |
| Last Reported | Jan 5, 2026 |
Location & Contact
| State | Montana |
| City | EUREKA |
| ZIP Code | 59917 |
| Address | 202 HERON ROAD |
| Organization | JOHNSON, GREG |
| Phone | 406-297-7700 |
Population & Service
| Population Served | 162 |
| Service Connections | 2 |
Drinking Water Violations (49)
This water system has 49 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 2, 2016 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | Mar 26, 2020 | Revised Total Coliform Rule |
| Apr 2, 2016 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | Mar 26, 2020 | Revised Total Coliform Rule |
| Apr 2, 2016 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | Mar 26, 2020 | Revised Total Coliform Rule |
| Oct 1, 2009 | Dec 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | Total Coliform Rule |
| Oct 1, 2009 | Dec 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | Total Coliform Rule |
| Oct 1, 2009 | Dec 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | Total Coliform Rule |
| Oct 1, 2009 | Dec 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | Total Coliform Rule |
| Jan 1, 2008 | Mar 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2008 | Total Coliform Rule |
| Jan 1, 2008 | Mar 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2008 | Total Coliform Rule |
| Jan 1, 2008 | Mar 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2008 | Total Coliform Rule |
| Jul 1, 2006 | Sep 30, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Sep 30, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Sep 30, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Sep 30, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | Total Coliform Rule |
| Jan 1, 2006 | Mar 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2006 | Total Coliform Rule |
| Jan 1, 2006 | Mar 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2006 | Total Coliform Rule |
| Jan 1, 2006 | Mar 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2006 | Total Coliform Rule |
| Jan 1, 2006 | Mar 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2006 | Total Coliform Rule |
| Jan 1, 2005 | Dec 31, 2005 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2005 | Nitrate Rule |
| Jan 1, 2005 | Dec 31, 2005 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2005 | Nitrate Rule |
| Jan 1, 2005 | Dec 31, 2005 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2005 | Nitrate Rule |
| Apr 1, 2001 | Jun 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | Total Coliform Rule |
| Apr 1, 2001 | Jun 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | Total Coliform Rule |
| Apr 1, 2001 | Jun 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | Total Coliform Rule |
| Apr 1, 2001 | Jun 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | Total Coliform Rule |
| Jan 1, 2001 | Dec 31, 2001 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | Nitrate Rule |
| Jan 1, 2001 | Dec 31, 2001 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | Nitrate Rule |
| Jan 1, 2001 | Dec 31, 2001 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | Nitrate Rule |
| Oct 1, 1999 | Dec 31, 1999 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1999 | Total Coliform Rule |
| Oct 1, 1999 | Dec 31, 1999 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1999 | Total Coliform Rule |
| Oct 1, 1999 | Dec 31, 1999 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1999 | Total Coliform Rule |
| Jan 1, 1997 | Dec 31, 1997 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1997 | Nitrate Rule |
| Jun 1, 1996 | Jun 30, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1996 | Total Coliform Rule |
| Jun 1, 1996 | Jun 30, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1996 | Total Coliform Rule |
| Nov 1, 1995 | Nov 30, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 1995 | Total Coliform Rule |
| Nov 1, 1995 | Nov 30, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 1995 | Total Coliform Rule |
| Jun 1, 1995 | Jun 30, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1995 | Total Coliform Rule |
| Jun 1, 1995 | Jun 30, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1995 | Total Coliform Rule |
| Dec 1, 1994 | Dec 31, 1994 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1994 | Total Coliform Rule |
| Jun 1, 1994 | Jun 30, 1994 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1994 | Total Coliform Rule |
| Jun 1, 1994 | Jun 30, 1994 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1994 | Total Coliform Rule |
| Apr 1, 1994 | Apr 30, 1994 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1994 | Total Coliform Rule |
| Apr 1, 1994 | Apr 30, 1994 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1994 | Total Coliform Rule |
| Jan 1, 1994 | Dec 31, 1994 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1994 | Nitrate Rule |
| Dec 1, 1993 | Dec 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1993 | Total Coliform Rule |
| Dec 1, 1993 | Dec 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1993 | Total Coliform Rule |
| Jan 1, 1993 | Dec 31, 1993 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1993 | Nitrate Rule |
| Jul 1, 1992 | Sep 30, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1992 | Total Coliform Rule |
| Oct 1, 1982 | Sep 30, 1983 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Archived | Sep 30, 1983 | Nitrate Rule |
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.