MOUNTAIN VALLEY TREATMENT CTR
New Hampshire — Transient Non-Community — PWSID: NH1928010
System Information
| PWSID | NH1928010 |
| System Name | MOUNTAIN VALLEY TREATMENT CTR |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jun 14, 1994 |
| Last Reported | Feb 19, 2026 |
Location & Contact
| State | New Hampshire |
| City | PLAINFIELD |
| ZIP Code | 03781 |
| Address | 703 RIVER RD |
| Organization | MOUNTAIN VALLERY TREATMENT CTR |
| Phone | — |
Population & Service
| Population Served | 45 |
| Service Connections | 2 |
Drinking Water Violations (95)
This water system has 95 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 5, 2019 | — | MR | No | Yes | — | — | — | Resolved | Jan 16, 2019 | — | |
| Jan 5, 2019 | — | MR | No | Yes | — | — | — | Resolved | Jan 16, 2019 | — | |
| Jan 5, 2019 | — | MR | No | Yes | — | — | — | Resolved | Jan 16, 2019 | — | |
| Jan 5, 2019 | — | MR | No | Yes | — | — | — | Resolved | Jan 16, 2019 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 2014 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2014 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2014 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2014 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 2012 | — | |
| May 23, 2012 | — | Other | No | No | — | — | — | Resolved | Jun 12, 2012 | — | |
| May 23, 2012 | — | Other | No | No | — | — | — | Resolved | Jun 12, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 2012 | — | |
| May 24, 2010 | — | Other | No | No | — | — | — | Resolved | Sep 23, 2010 | — | |
| May 24, 2010 | — | Other | No | No | — | — | — | Resolved | Sep 23, 2010 | — | |
| May 24, 2010 | — | Other | No | No | — | — | — | Resolved | Sep 23, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Mar 7, 2010 | — | Other | No | No | — | — | — | Resolved | Mar 25, 2010 | — | |
| Mar 7, 2010 | — | Other | No | No | — | — | — | Resolved | Mar 25, 2010 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | — | |
| Sep 11, 2008 | — | Other | No | No | — | — | — | Resolved | Nov 17, 2008 | — |
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.