WALPOLE WATER DEPT
New Hampshire — Community Water System — PWSID: NH2401010
System Information
| PWSID | NH2401010 |
| System Name | WALPOLE WATER DEPT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 8, 1979 |
| Last Reported | Feb 19, 2026 |
Location & Contact
| State | New Hampshire |
| City | WALPOLE |
| ZIP Code | 03608 |
| Address | PO BOX 729 |
| Organization | WATER AND SEWER CLERK |
| Phone | — |
Population & Service
| Population Served | 1,057 |
| Service Connections | 428 |
Drinking Water Violations (539)
This water system has 539 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, 2014 | Jan 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2014 | — | |
| Jan 1, 2014 | Jan 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2014 | — | |
| Jan 1, 2014 | Jan 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2014 | — | |
| Jan 1, 2014 | Jan 31, 2014 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 2014 | — | |
| Jan 1, 2014 | Jan 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2014 | — | |
| Jul 1, 2010 | — | Other | No | No | — | — | — | Resolved | Aug 29, 2011 | — | |
| Jul 1, 2010 | — | Other | No | No | — | — | — | Resolved | Aug 29, 2011 | — | |
| Oct 1, 2008 | Jan 1, 2009 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jan 1, 2009 | — | |
| Oct 1, 2008 | Jan 1, 2009 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jan 1, 2009 | — | |
| Jan 7, 2008 | — | Other | No | No | — | — | — | Resolved | Feb 22, 2008 | — | |
| Jan 7, 2008 | — | Other | No | No | — | — | — | Resolved | Feb 22, 2008 | — | |
| Oct 1, 2007 | Oct 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2007 | — | |
| Oct 1, 2007 | Oct 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2007 | — | |
| Oct 1, 2007 | Oct 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2007 | — | |
| Oct 1, 2007 | Oct 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2007 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | — | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.00005 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | — | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.00005 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Mar 31, 1997 | — | |
| Jan 1, 1997 | Mar 31, 1997 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 1997 | — |
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.