ROSSITER SCHOOL DISTRICT 01
Montana — Non-Transient Non-Community — PWSID: MT0001447
System Information
| PWSID | MT0001447 |
| System Name | ROSSITER SCHOOL DISTRICT 01 |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Mar 5, 1980 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | HELENA |
| ZIP Code | 59601 |
| Address | 1201 BOULDER AVE |
| Organization | HIGGINS, MICHAEL |
| Phone | 406-324-1746 |
Population & Service
| Population Served | 550 |
| Service Connections | 1 |
Drinking Water Violations (175)
This water system has 175 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2018 | Jul 31, 2018 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2018 | — | |
| Jul 1, 2018 | Jul 31, 2018 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2018 | — | |
| Jul 1, 2018 | Jul 31, 2018 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2018 | — | |
| Jul 1, 2018 | Jul 31, 2018 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2018 | — | |
| Dec 1, 2016 | Dec 31, 2016 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2016 | — | |
| Dec 1, 2016 | Dec 31, 2016 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2016 | — | |
| Dec 1, 2016 | Dec 31, 2016 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2016 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Jun 9, 2018 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Jun 9, 2018 | — | |
| Oct 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Jun 9, 2018 | — | |
| Jan 1, 2014 | — | MR | No | No | — | TT | — | Resolved | Jun 25, 2018 | — | |
| Jan 1, 2014 | — | MR | No | No | — | TT | — | Resolved | Jun 25, 2018 | — | |
| 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 | — | |
| 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 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | — | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 30, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 30, 2013 | — |
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.