WARREN SCHOOL DISTRICT NO 1
Montana — Non-Transient Non-Community — PWSID: MT0001459
System Information
| PWSID | MT0001459 |
| System Name | WARREN SCHOOL DISTRICT NO 1 |
| 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 | 350 |
| Service Connections | 1 |
Drinking Water Violations (321)
This water system has 321 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, 2024 | Jan 31, 2024 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2024 | — | |
| Jan 1, 2024 | Jan 31, 2024 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2024 | — | |
| Jan 1, 2024 | Jan 31, 2024 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2024 | — | |
| Jan 1, 2024 | Jan 31, 2024 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2024 | — | |
| 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 | — | |
| Feb 1, 2018 | Feb 28, 2018 | TT | Yes | No | — | — | — | Resolved | Feb 28, 2018 | — | |
| Feb 1, 2018 | Feb 28, 2018 | TT | Yes | No | — | — | — | Resolved | Feb 28, 2018 | — | |
| Feb 1, 2018 | Feb 28, 2018 | TT | Yes | No | — | — | — | Resolved | Feb 28, 2018 | — | |
| Nov 1, 2017 | Nov 30, 2017 | MR | No | Yes | — | — | — | Resolved | Nov 30, 2017 | — | |
| Nov 1, 2017 | Nov 30, 2017 | MR | No | Yes | — | — | — | Resolved | Nov 30, 2017 | — | |
| Nov 1, 2017 | Nov 30, 2017 | MR | No | Yes | — | — | — | Resolved | Nov 30, 2017 | — | |
| Oct 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Jun 9, 2018 | — | |
| Oct 1, 2017 | Sep 30, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2017 | Sep 30, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Jun 9, 2018 | — | |
| Oct 1, 2017 | Sep 30, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2017 | — | MR | No | No | — | TT | — | Resolved | Jun 9, 2018 | — | |
| Oct 1, 2017 | Sep 30, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2017 | Sep 30, 2021 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2017 | Sep 30, 2021 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Jan 1, 2017 | Jan 31, 2017 | MR | No | Yes | — | — | — | Resolved | Jan 31, 2017 | — | |
| Jan 1, 2017 | Jan 31, 2017 | MR | No | Yes | — | — | — | Resolved | Jan 31, 2017 | — | |
| Jan 1, 2017 | Jan 31, 2017 | MR | No | Yes | — | — | — | Resolved | Jan 31, 2017 | — | |
| Jan 1, 2017 | Jan 31, 2017 | MR | No | Yes | — | — | — | Resolved | Jan 31, 2017 | — | |
| 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 | — | |
| Dec 30, 2015 | — | MR | No | No | — | TT | — | Resolved | May 18, 2018 | — | |
| Dec 30, 2015 | — | MR | No | No | — | TT | — | Resolved | May 18, 2018 | — | |
| Oct 1, 2014 | — | MR | No | No | — | TT | — | Resolved | Sep 19, 2015 | — | |
| Oct 1, 2014 | — | MR | No | No | — | TT | — | Resolved | Sep 19, 2015 | — | |
| Oct 1, 2014 | — | MR | No | No | — | TT | — | Resolved | Sep 19, 2015 | — | |
| Jan 1, 2014 | — | MR | No | No | — | TT | — | Resolved | May 18, 2018 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | — | MR | No | No | — | TT | — | Resolved | May 18, 2018 | — |
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.