12 TALLWOOD
New Hampshire — Non-Transient Non-Community — PWSID: NH0268140
System Information
| PWSID | NH0268140 |
| System Name | 12 TALLWOOD |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Apr 13, 2007 |
| Last Reported | Feb 19, 2026 |
Location & Contact
| State | New Hampshire |
| City | LONDONDERRY |
| ZIP Code | 03053 |
| Address | PO BOX 772 |
| Organization | 12 TALLWOOD LLC |
| Phone | — |
Population & Service
| Population Served | 70 |
| Service Connections | 1 |
Drinking Water Violations (42)
This water system has 42 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 | Jun 30, 2025 | MCL | Yes | No | .073 MG/L | 0.010 mg/L | — | Resolved | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .073 MG/L | 0.010 mg/L | — | Resolved | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .073 MG/L | 0.010 mg/L | — | Resolved | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | .073 MG/L | 0.010 mg/L | — | Resolved | Jun 30, 2025 | — | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .084 MG/L | 0.010 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .084 MG/L | 0.010 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .084 MG/L | 0.010 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .084 MG/L | 0.010 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .084 MG/L | 0.010 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Sep 22, 2024 | — | Other | No | No | — | — | — | Resolved | Oct 4, 2024 | — | |
| Sep 22, 2024 | — | Other | No | No | — | — | — | Resolved | Oct 4, 2024 | — | |
| Sep 22, 2024 | — | Other | No | No | — | — | — | Resolved | Oct 4, 2024 | — | |
| Sep 22, 2024 | — | Other | No | No | — | — | — | Resolved | Oct 4, 2024 | — | |
| Aug 12, 2024 | — | RPT | No | No | — | — | — | Resolved | Aug 23, 2024 | — | |
| Aug 12, 2024 | — | RPT | No | No | — | — | — | Resolved | Aug 23, 2024 | — | |
| Aug 12, 2024 | — | RPT | No | No | — | — | — | Resolved | Aug 23, 2024 | — | |
| Aug 12, 2024 | — | RPT | No | No | — | — | — | Resolved | Aug 23, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .067 MG/L | 0.010 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .067 MG/L | 0.010 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .067 MG/L | 0.010 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Aug 1, 2024 | MON | No | Yes | — | — | — | Resolved | Aug 1, 2024 | — | |
| Jul 1, 2024 | Aug 1, 2024 | MON | No | Yes | — | — | — | Resolved | Aug 1, 2024 | — | |
| Jul 1, 2024 | Aug 1, 2024 | MON | No | Yes | — | — | — | Resolved | Aug 1, 2024 | — | |
| Jul 1, 2024 | Aug 1, 2024 | MON | No | Yes | — | — | — | Resolved | Aug 1, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .067 MG/L | 0.010 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .067 MG/L | 0.010 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jun 19, 2023 | — | Other | No | No | — | — | — | Resolved | Jul 19, 2023 | — | |
| Jun 19, 2023 | — | Other | No | No | — | — | — | Resolved | Jul 19, 2023 | — | |
| Jun 19, 2023 | — | Other | No | No | — | — | — | Resolved | Jul 19, 2023 | — | |
| Jun 19, 2023 | — | Other | No | No | — | — | — | Resolved | Jul 19, 2023 | — | |
| May 9, 2023 | — | RPT | No | No | — | — | — | Resolved | Jul 19, 2023 | — | |
| May 9, 2023 | — | RPT | No | No | — | — | — | Resolved | Jul 19, 2023 | — | |
| Apr 1, 2023 | May 1, 2023 | MON | No | Yes | — | — | — | Resolved | May 1, 2023 | — | |
| Apr 1, 2023 | May 1, 2023 | MON | No | Yes | — | — | — | Resolved | May 1, 2023 | — | |
| Jan 1, 2019 | Feb 1, 2019 | MON | No | Yes | — | — | — | Resolved | Feb 1, 2019 | — | |
| Jan 1, 2019 | Feb 1, 2019 | MON | No | Yes | — | — | — | Resolved | Feb 1, 2019 | — | |
| Jan 1, 2019 | Feb 1, 2019 | MON | No | Yes | — | — | — | Resolved | Feb 1, 2019 | — | |
| Jan 1, 2019 | Feb 1, 2019 | MON | No | Yes | — | — | — | Resolved | Feb 1, 2019 | — | |
| Jan 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Mar 6, 2019 | — | |
| Jan 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Mar 6, 2019 | — | |
| Jan 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Mar 6, 2019 | — | |
| Jan 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Mar 6, 2019 | — |
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.