ST. THOMAS MORE SCHOOL-MAIN SYSTEM
Connecticut - Community Water System - PWSID: CT0861251
System Information
| PWSID | CT0861251 |
| System Name | ST. THOMAS MORE SCHOOL-MAIN SYSTEM |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Aug 2, 1994 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Connecticut |
| City | OAKDALE |
| ZIP Code | 06370 |
| Address | 45 COTTAGE ROAD |
| Organization | HANRAHAN, SEAN |
| Phone | 860-367-4799 |
Population & Service
| Population Served | 270 |
| Service Connections | 27 |
Drinking Water Violations (137)
This water system has 137 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 26, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 17, 2024 | - | |
| May 26, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 17, 2024 | - | |
| Jan 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Jan 10, 2023 | - | |
| Jan 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Jan 10, 2023 | - | |
| Jan 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Jan 10, 2023 | - | |
| Jan 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Jan 10, 2023 | - | |
| Sep 29, 2021 | - | MR | No | No | - | TT | - | Resolved | Dec 30, 2021 | - | |
| Sep 29, 2021 | - | MR | No | No | - | TT | - | Resolved | Dec 30, 2021 | - | |
| Aug 1, 2019 | Jul 31, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Aug 1, 2019 | Jul 31, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Aug 1, 2019 | Jul 31, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Aug 1, 2019 | Jul 31, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Aug 1, 2019 | Jul 31, 2020 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Aug 1, 2019 | Jul 31, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Aug 1, 2019 | Jul 31, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Aug 1, 2019 | Jul 31, 2020 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Jun 28, 2017 | - | Other | No | No | - | - | - | Resolved | Dec 4, 2017 | - | |
| Jun 28, 2017 | - | Other | No | No | - | - | - | Resolved | Dec 4, 2017 | - | |
| Apr 1, 2017 | - | MR | No | No | - | TT | - | Resolved | May 24, 2017 | - | |
| Apr 1, 2017 | - | MR | No | No | - | TT | - | Resolved | May 24, 2017 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Sep 16, 2016 | - | |
| Jan 1, 2016 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 2016 | - | |
| Jan 1, 2016 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 2016 | - | |
| Jan 1, 2016 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 2016 | - | |
| Jan 1, 2016 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 2016 | - | |
| Jan 1, 2016 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 2016 | - | |
| Sep 29, 2015 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Sep 29, 2015 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Jul 1, 2015 | Dec 31, 2015 | MR | No | No | - | TT | - | Resolved | Dec 31, 2015 | - | |
| Jul 1, 2015 | Dec 31, 2015 | MR | No | No | - | TT | - | Resolved | Dec 31, 2015 | - | |
| Jul 1, 2015 | Dec 31, 2015 | MR | No | No | - | TT | - | Resolved | Dec 31, 2015 | - | |
| Jul 1, 2015 | Dec 31, 2015 | MR | No | No | - | TT | - | Resolved | Dec 31, 2015 | - | |
| Apr 1, 2015 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Apr 1, 2015 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Sep 29, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Sep 29, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Aug 10, 2014 | - | Other | No | No | - | - | - | Resolved | Aug 7, 2014 | - | |
| Aug 10, 2014 | - | Other | No | No | - | - | - | Resolved | Aug 7, 2014 | - | |
| Jul 1, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 30, 2014 | - | |
| Jul 1, 2014 | - | Other | No | No | - | - | - | Resolved | Jun 30, 2014 | - | |
| Apr 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Apr 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Mar 2, 2014 | - | TT | Yes | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Mar 2, 2014 | - | TT | Yes | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Aug 30, 2013 | - | TT | Yes | No | - | TT | - | Resolved | Feb 16, 2016 | - | |
| Aug 30, 2013 | - | TT | Yes | No | - | TT | - | Resolved | Feb 16, 2016 | - |
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.