HILLSBOROUGH WATER WORKS
New Hampshire — Community Water System — PWSID: NH1141010
System Information
| PWSID | NH1141010 |
| System Name | HILLSBOROUGH WATER WORKS |
| System Type | Community Water System |
| Water Source | Surface 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 | HILLSBOROUGH |
| ZIP Code | 03244 |
| Address | PO BOX 2216 |
| Organization | HILLSBOROUGH WATER |
| Phone | — |
Population & Service
| Population Served | 2,000 |
| Service Connections | 907 |
Drinking Water Violations (737)
This water system has 737 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, 2018 | Apr 1, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 1, 2018 | — | |
| Jan 1, 2018 | Apr 1, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 1, 2018 | — | |
| Jan 1, 2018 | Apr 1, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 1, 2018 | — | |
| Jan 1, 2018 | Apr 1, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 1, 2018 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 75 MG/L | 0.060 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 75 MG/L | 0.060 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 75 MG/L | 0.060 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 75 MG/L | 0.060 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | .089 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | .089 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | .089 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | .123 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | .123 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | .123 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | .123 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | .089 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .135 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .077 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .135 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .135 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .077 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .077 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .135 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .135 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .077 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .077 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .125 MG/L | 0.080 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .125 MG/L | 0.080 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .125 MG/L | 0.080 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .125 MG/L | 0.080 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .083 MG/L | 0.060 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .083 MG/L | 0.060 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .083 MG/L | 0.060 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .125 MG/L | 0.080 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .083 MG/L | 0.060 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .083 MG/L | 0.060 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .133 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .133 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .133 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .091 MG/L | 0.060 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .091 MG/L | 0.060 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .133 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .091 MG/L | 0.060 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .091 MG/L | 0.060 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .091 MG/L | 0.060 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .133 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .135 MG/L | 0.080 mg/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .135 MG/L | 0.080 mg/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .083 MG/L | 0.060 mg/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .135 MG/L | 0.080 mg/L | — | Resolved | Dec 31, 2012 | — |
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.