GRANITE WATER WORKS
Montana - Non-Transient Non-Community - PWSID: MT0003509
System Information
| PWSID | MT0003509 |
| System Name | GRANITE WATER WORKS |
| 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 | Aug 12, 1991 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | PHILIPSBURG |
| ZIP Code | 59858 |
| Address | PO BOX 1258 |
| Organization | SMITH, NOLAN |
| Phone | 406-859-3226 |
Population & Service
| Population Served | 27 |
| Service Connections | 1 |
Drinking Water Violations (46)
This water system has 46 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | - | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Archived | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.006 mg/L | - | Archived | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.004 mg/L | - | Archived | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | - | - | Archived | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 8, 2005 | - | |
| Oct 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Mar 13, 2005 | - | |
| Oct 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Mar 13, 2005 | - | |
| Oct 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Mar 13, 2005 | - | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2004 | - | |
| Jun 1, 2002 | Jun 30, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2002 | - | |
| Jun 1, 2002 | Jun 30, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2002 | - | |
| Jun 1, 2002 | Jun 30, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2002 | - | |
| Dec 1, 2001 | Dec 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2001 | - | |
| Dec 1, 2001 | Dec 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2001 | - | |
| Dec 1, 2001 | Dec 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2001 | - | |
| Sep 1, 1996 | Sep 30, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 1996 | - | |
| Sep 1, 1996 | Sep 30, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 1996 | - | |
| May 1, 1996 | May 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 1996 | - | |
| May 1, 1996 | May 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 1996 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.