NEW ROCKPORT COLONY INC
Montana - Community Water System - PWSID: MT0001776
System Information
| PWSID | MT0001776 |
| System Name | NEW ROCKPORT COLONY INC |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 5, 1980 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | CHOTEAU |
| ZIP Code | 59422 |
| Address | 200 18TH RD NW |
| Organization | WIPF, PAUL S |
| Phone | 406-466-5925 |
Population & Service
| Population Served | 160 |
| Service Connections | 5 |
Drinking Water Violations (158)
This water system has 158 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, 2022 | Dec 31, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2021 | - | Other | No | No | - | - | - | Resolved | Apr 21, 2022 | - | |
| Oct 1, 2021 | - | Other | No | No | - | - | - | Resolved | Apr 21, 2022 | - | |
| Oct 1, 2021 | - | Other | No | No | - | - | - | Resolved | Apr 21, 2022 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | Apr 21, 2022 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | Apr 21, 2022 | - | |
| Dec 30, 2020 | - | MR | No | No | - | TT | - | Resolved | Oct 18, 2024 | - | |
| Dec 30, 2020 | - | MR | No | No | - | TT | - | Resolved | Oct 18, 2024 | - | |
| Oct 1, 2020 | - | Other | No | No | - | - | - | Resolved | Apr 21, 2022 | - | |
| Oct 1, 2020 | - | Other | No | No | - | - | - | Resolved | Apr 21, 2022 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Apr 21, 2022 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Apr 21, 2022 | - | |
| Oct 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Sep 8, 2020 | - | |
| Oct 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Sep 8, 2020 | - | |
| Oct 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Sep 8, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Sep 1, 2017 | Aug 31, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2020 | - | |
| Jan 1, 2017 | Dec 31, 2019 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 23, 2019 | - | |
| Jan 1, 2017 | Dec 31, 2019 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 23, 2019 | - | |
| Jan 1, 2017 | Dec 31, 2019 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 23, 2019 | - | |
| Oct 14, 2014 | - | MR | No | Yes | - | - | - | Resolved | Oct 14, 2014 | - | |
| Oct 14, 2014 | - | MR | No | Yes | - | - | - | Resolved | Oct 14, 2014 | - | |
| Oct 14, 2014 | - | MR | No | Yes | - | - | - | Resolved | Oct 14, 2014 | - | |
| Jul 1, 2008 | - | Other | No | No | - | - | - | Resolved | Aug 25, 2008 | - | |
| Jul 1, 2008 | - | Other | No | No | - | - | - | Resolved | Aug 25, 2008 | - | |
| Jul 1, 2008 | - | Other | No | No | - | - | - | Resolved | Aug 25, 2008 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2004 | - |
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.