GSK BIOLOGICALS
Montana — Non-Transient Non-Community — PWSID: MT0004606
System Information
| PWSID | MT0004606 |
| System Name | GSK BIOLOGICALS |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 15, 2008 |
| Last Reported | Jan 5, 2026 |
Location & Contact
| State | Montana |
| City | HAMILTON |
| ZIP Code | 59840 |
| Address | 553 OLD CORVALLIS |
| Organization | STEWART, TODD |
| Phone | 501-205-9672 |
Population & Service
| Population Served | 560 |
| Service Connections | 6 |
Drinking Water Violations (4)
This water system has 4 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, 2015 | Mar 31, 2015 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2011 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 17, 2013 | Lead and Copper Rule |
| Jan 1, 2011 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 10, 2011 | Lead and Copper Rule |
| Dec 1, 2008 | Dec 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2008 | Total Coliform 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.