TAMWORTH WATER WORKS
New Hampshire — Community Water System — PWSID: NH2311010
System Information
| PWSID | NH2311010 |
| System Name | TAMWORTH WATER WORKS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 8, 1979 |
| Last Reported | Feb 19, 2026 |
Location & Contact
| State | New Hampshire |
| City | MOULTONBOROUGH |
| ZIP Code | 03254 |
| Address | PO BOX 389 |
| Organization | LAKES REGION WATER CO. |
| Phone | — |
Population & Service
| Population Served | 265 |
| Service Connections | 100 |
Drinking Water Violations (153)
This water system has 153 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2009 | — | MR | No | No | — | TT | — | Resolved | Mar 24, 2009 | — | |
| Mar 1, 2009 | — | MR | No | No | — | TT | — | Resolved | Mar 24, 2009 | — | |
| Mar 1, 2009 | — | MR | No | No | — | TT | — | Resolved | Mar 24, 2009 | — | |
| Mar 1, 2009 | — | MR | No | No | — | TT | — | Resolved | Mar 24, 2009 | — | |
| Aug 1, 2007 | Aug 31, 2007 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | — | |
| Aug 1, 2007 | Aug 31, 2007 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | — | |
| Aug 1, 2007 | Aug 31, 2007 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | — | |
| Aug 1, 2007 | Aug 31, 2007 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | — | |
| Aug 1, 2007 | Aug 31, 2007 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MCL | Yes | No | 121 UG/L | 30 ug/L | — | Archived | Sep 30, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MCL | Yes | No | 121 UG/L | 30 ug/L | — | Archived | Sep 30, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MCL | Yes | No | 121 UG/L | 30 ug/L | — | Archived | Sep 30, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MCL | Yes | No | 121 UG/L | 30 ug/L | — | Archived | Sep 30, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MCL | Yes | No | 121 UG/L | 30 ug/L | — | Archived | Sep 30, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MCL | Yes | No | 121 UG/L | 30 ug/L | — | Archived | Sep 30, 2007 | — | |
| Dec 1, 1997 | Dec 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1997 | — | |
| Dec 1, 1997 | Dec 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1997 | — | |
| Dec 1, 1997 | Dec 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1997 | — | |
| Dec 1, 1997 | Dec 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1997 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 1 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 1 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Sep 30, 1994 | — | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Sep 30, 1994 | — |
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.