CONTOOCOOK RIVER COOPERATIVE
New Hampshire — Community Water System — PWSID: NH0603010
System Information
| PWSID | NH0603010 |
| System Name | CONTOOCOOK RIVER COOPERATIVE |
| 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 | DEERING |
| ZIP Code | 03244 |
| Address | 100 WYMAN RD BOX 100 |
| Organization | CONTOOCOOK RIVER COOPERATIVE LLC |
| Phone | — |
Population & Service
| Population Served | 245 |
| Service Connections | 89 |
Drinking Water Violations (143)
This water system has 143 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 5, 2013 | — | MR | No | Yes | — | — | — | Resolved | Oct 31, 2013 | — | |
| Sep 5, 2013 | — | MR | No | Yes | — | — | — | Resolved | Oct 31, 2013 | — | |
| Sep 5, 2013 | — | MR | No | Yes | — | — | — | Resolved | Oct 31, 2013 | — | |
| Sep 5, 2013 | — | MR | No | Yes | — | — | — | Resolved | Oct 31, 2013 | — | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | — | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | — | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | — | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | — | |
| Aug 1, 2013 | Aug 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2013 | — | |
| Aug 1, 2013 | Aug 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2013 | — | |
| Aug 1, 2013 | Aug 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2013 | — | |
| Aug 1, 2013 | Aug 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2013 | — | |
| Jul 1, 2013 | Jul 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2013 | — | |
| Jul 1, 2013 | Jul 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2013 | — | |
| Jul 1, 2013 | Jul 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2013 | — | |
| Jul 1, 2013 | Jul 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2013 | — | |
| May 3, 2013 | — | MR | No | Yes | — | — | — | Resolved | May 22, 2013 | — | |
| May 3, 2013 | — | MR | No | Yes | — | — | — | Resolved | May 22, 2013 | — | |
| May 3, 2013 | — | MR | No | Yes | — | — | — | Resolved | May 22, 2013 | — | |
| May 3, 2013 | — | MR | No | Yes | — | — | — | Resolved | May 22, 2013 | — | |
| May 1, 2013 | May 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2013 | — | |
| May 1, 2013 | May 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2013 | — | |
| May 1, 2013 | May 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2013 | — | |
| May 1, 2013 | May 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2013 | — | |
| Apr 14, 2013 | — | Other | No | No | — | — | — | Resolved | May 2, 2013 | — | |
| Apr 14, 2013 | — | Other | No | No | — | — | — | Resolved | May 2, 2013 | — | |
| Apr 4, 2013 | — | Other | No | No | — | — | — | Resolved | May 2, 2013 | — | |
| Apr 4, 2013 | — | Other | No | No | — | — | — | Resolved | May 2, 2013 | — | |
| Apr 1, 2013 | Apr 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | — | |
| Apr 1, 2013 | Apr 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | — | |
| Apr 1, 2013 | Apr 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | — | |
| Apr 1, 2013 | Apr 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2013 | — | |
| Mar 1, 2013 | Mar 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | — | |
| Mar 1, 2013 | Mar 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | — | |
| Mar 1, 2013 | Mar 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | — | |
| Mar 1, 2013 | Mar 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | — | |
| Feb 13, 2013 | — | MR | No | Yes | — | — | — | Resolved | Feb 22, 2013 | — | |
| Feb 13, 2013 | — | MR | No | Yes | — | — | — | Resolved | Feb 22, 2013 | — | |
| Feb 13, 2013 | — | MR | No | Yes | — | — | — | Resolved | Feb 22, 2013 | — | |
| Feb 13, 2013 | — | MR | No | Yes | — | — | — | Resolved | Feb 22, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Jan 5, 2013 | — | MR | No | Yes | — | — | — | Resolved | Feb 4, 2013 | — | |
| Jan 5, 2013 | — | MR | No | Yes | — | — | — | Resolved | Feb 4, 2013 | — | |
| Jan 5, 2013 | — | MR | No | Yes | — | — | — | Resolved | Feb 4, 2013 | — | |
| Jan 5, 2013 | — | MR | No | Yes | — | — | — | Resolved | Feb 4, 2013 | — | |
| Jan 1, 2013 | Jan 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2013 | — | |
| Jan 1, 2013 | Jan 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2013 | — |
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.