CONWAY WATER AND SEWER
New Hampshire - Community Water System - PWSID: NH0511010
System Information
| PWSID | NH0511010 |
| System Name | CONWAY WATER AND SEWER |
| 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 | CONWAY |
| ZIP Code | 03818 |
| Address | 128 W MAIN ST |
| Organization | CONWAY WATER AND SEWER |
| Phone | - |
Population & Service
| Population Served | 2,745 |
| Service Connections | 962 |
Drinking Water Violations (291)
This water system has 291 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, 2021 | Jul 1, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jul 1, 2021 | - | |
| Apr 1, 2021 | Jul 1, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jul 1, 2021 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Jul 28, 2017 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Jul 28, 2017 | - | |
| Jul 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Jul 19, 2012 | - | |
| Jul 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Jul 19, 2012 | - | |
| Jul 1, 2010 | Oct 1, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Oct 1, 2010 | - | |
| Jul 1, 2010 | Oct 1, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Oct 1, 2010 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Jul 22, 2009 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Jul 22, 2009 | - | |
| Apr 1, 2009 | Jul 1, 2009 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jul 1, 2009 | - | |
| Apr 1, 2009 | Jul 1, 2009 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jul 1, 2009 | - | |
| Jan 1, 2009 | Apr 1, 2009 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Apr 1, 2009 | - | |
| Jan 1, 2009 | Apr 1, 2009 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Apr 1, 2009 | - | |
| Jan 1, 2009 | - | MR | No | No | - | TT | - | Resolved | Feb 5, 2009 | - | |
| Jan 1, 2009 | Apr 1, 2009 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Apr 1, 2009 | - | |
| Jan 1, 2009 | Apr 1, 2009 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Apr 1, 2009 | - | |
| Jan 1, 2009 | - | MR | No | No | - | TT | - | Resolved | Feb 5, 2009 | - | |
| Mar 24, 2008 | - | Other | No | No | - | - | - | Resolved | Feb 3, 2009 | - | |
| Mar 24, 2008 | - | Other | No | No | - | - | - | Resolved | Feb 3, 2009 | - | |
| Jan 1, 2008 | Apr 1, 2008 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Apr 1, 2008 | - | |
| Jan 1, 2008 | Apr 1, 2008 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Apr 1, 2008 | - | |
| Jan 1, 2008 | Apr 1, 2008 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Apr 1, 2008 | - | |
| Oct 1, 2007 | Jan 1, 2008 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jan 1, 2008 | - | |
| Oct 1, 2007 | Jan 1, 2008 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jan 1, 2008 | - | |
| Oct 1, 2007 | Jan 1, 2008 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jan 1, 2008 | - | |
| Oct 1, 2007 | Jan 1, 2008 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jan 1, 2008 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 17, 2008 | - | |
| Jul 1, 2007 | - | Other | No | No | - | - | - | Resolved | Jul 27, 2007 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 5, 2008 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 5, 2008 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 17, 2008 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 17, 2008 | - | |
| Jul 1, 2007 | - | Other | No | No | - | - | - | Resolved | Jul 27, 2007 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 5, 2008 | - | |
| Jul 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Sep 5, 2008 | - | |
| Apr 1, 2007 | Jul 1, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jul 1, 2007 | - | |
| Apr 1, 2007 | Jul 1, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jul 1, 2007 | - | |
| Jan 1, 2007 | Apr 1, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Apr 1, 2007 | - | |
| Jan 1, 2007 | Apr 1, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Apr 1, 2007 | - | |
| Jan 1, 2007 | Apr 1, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Apr 1, 2007 | - | |
| Jul 1, 2006 | Oct 1, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Oct 1, 2006 | - | |
| Jul 1, 2006 | Oct 1, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Oct 1, 2006 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Aug 1, 2006 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Aug 1, 2006 | - | |
| Jul 1, 2006 | Oct 1, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Oct 1, 2006 | - | |
| Feb 14, 2005 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Feb 14, 2005 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2004 | Jul 1, 2005 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 1, 2005 | - | |
| Jul 1, 2004 | Jul 1, 2005 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 1, 2005 | - |
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.