RSU 10 HARTFORD-SUMNER ELEMENTARY SCHOOL
Maine - Non-Transient Non-Community - PWSID: ME0000623
System Information
| PWSID | ME0000623 |
| System Name | RSU 10 HARTFORD-SUMNER ELEMENTARY SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Oct 24, 1979 |
| Last Reported | Feb 13, 2026 |
Location & Contact
| State | Maine |
| City | RUMFORD |
| ZIP Code | 04276 |
| Address | 799 HANCOCK STREET SUITE 1 |
| Organization | RSU 10 SUPERINTENDENT OF SCHOOLS |
| Phone | 207-369-5560 |
Population & Service
| Population Served | 342 |
| Service Connections | 1 |
Drinking Water Violations (79)
This water system has 79 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2025 | - | MR | No | No | - | TT | - | Resolved | Jun 18, 2025 | - | |
| Apr 1, 2025 | - | MR | No | No | - | TT | - | Resolved | Jun 18, 2025 | - | |
| Sep 29, 2024 | - | MR | No | No | - | TT | - | Resolved | Jan 28, 2025 | - | |
| Sep 29, 2024 | - | MR | No | No | - | TT | - | Resolved | Jan 28, 2025 | - | |
| Mar 31, 2024 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Apr 9, 2023 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Sep 29, 2022 | - | MR | No | No | - | TT | - | Resolved | Apr 14, 2023 | - | |
| Sep 29, 2022 | - | MR | No | No | - | TT | - | Resolved | Apr 14, 2023 | - | |
| Apr 10, 2022 | - | Other | No | No | - | - | - | Resolved | Aug 25, 2022 | - | |
| Apr 10, 2022 | - | Other | No | No | - | - | - | Resolved | Aug 25, 2022 | - | |
| Apr 1, 2022 | - | MR | No | No | - | TT | - | Resolved | Feb 27, 2025 | - | |
| Apr 1, 2022 | - | MR | No | No | - | TT | - | Resolved | Feb 27, 2025 | - | |
| Apr 1, 2022 | - | MR | No | No | - | TT | - | Resolved | Feb 27, 2025 | - | |
| Mar 31, 2022 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jan 2, 2022 | - | Other | No | No | - | - | - | Resolved | May 19, 2022 | - | |
| Jan 2, 2022 | - | Other | No | No | - | - | - | Resolved | May 19, 2022 | - | |
| Dec 30, 2021 | - | MR | No | No | - | TT | - | Resolved | Mar 29, 2022 | - | |
| Dec 30, 2021 | - | MR | No | No | - | TT | - | Resolved | Mar 29, 2022 | - | |
| Dec 12, 2021 | - | TT | Yes | No | - | TT | - | Resolved | Mar 24, 2022 | - | |
| Dec 12, 2021 | - | TT | Yes | No | - | TT | - | Resolved | Mar 24, 2022 | - | |
| Dec 12, 2021 | - | TT | Yes | No | - | TT | - | Resolved | Mar 24, 2022 | - | |
| Dec 12, 2021 | - | TT | Yes | No | - | TT | - | Resolved | Mar 24, 2022 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Aug 25, 2022 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Aug 25, 2022 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Aug 25, 2022 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Aug 25, 2022 | - | |
| Apr 6, 2017 | - | Other | No | No | - | - | - | Resolved | Apr 19, 2017 | - | |
| Apr 6, 2017 | - | Other | No | No | - | - | - | Resolved | Apr 19, 2017 | - | |
| Apr 6, 2017 | - | Other | No | No | - | - | - | Resolved | Oct 29, 2021 | - | |
| Apr 6, 2017 | - | Other | No | No | - | - | - | Resolved | Oct 29, 2021 | - | |
| Sep 29, 2016 | - | MR | No | No | - | TT | - | Resolved | Sep 21, 2016 | - | |
| Sep 29, 2016 | - | MR | No | No | - | TT | - | Resolved | Sep 21, 2016 | - | |
| Jul 1, 2016 | Dec 31, 2016 | MR | No | No | - | TT | - | Resolved | Dec 31, 2016 | - | |
| Jul 1, 2016 | Dec 31, 2016 | MR | No | No | - | TT | - | Resolved | Dec 31, 2016 | - | |
| Jul 1, 2016 | Dec 31, 2016 | MR | No | No | - | TT | - | Resolved | Dec 31, 2016 | - | |
| Jul 1, 2016 | Dec 31, 2016 | MR | No | No | - | TT | - | Resolved | Dec 31, 2016 | - | |
| Jul 1, 2016 | Dec 31, 2016 | MR | No | No | - | TT | - | Resolved | Dec 31, 2016 | - | |
| Jul 1, 2016 | Dec 31, 2016 | MR | No | No | - | TT | - | Resolved | Dec 31, 2016 | - | |
| Jul 1, 2016 | Dec 31, 2016 | MR | No | No | - | TT | - | Resolved | Dec 31, 2016 | - | |
| Jul 1, 2016 | Dec 31, 2016 | MR | No | No | - | TT | - | Resolved | Dec 31, 2016 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2015 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2007 | - |
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.