Drinking Water Compliance OS

NEW BOSTON, NH · Hillsborough County

HEMLOCK HILLS Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of August 1, 2001. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Hillsborough County, NH.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace New Hampshire’s official records. Always confirm current status with New Hampshire before making decisions based on this information.

System facts

System ID (PWSID)
NH1642010
System type
Community Water System
Population served
12
Service connections
8
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    Styrene

    January 1, 1997 – March 31, 1997

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 1997 – March 31, 1997

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 1997 – March 31, 1997

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 1997 – March 31, 1997

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 1997 – March 31, 1997

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 1997 – March 31, 1997

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 1997 – March 31, 1997

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 1997 – March 31, 1997

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 1997 – March 31, 1997

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 1997 – March 31, 1997

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    December 1, 1996 – December 31, 1996

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    October 1, 1996 – December 31, 1996

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    October 1, 1996 – December 31, 1996

    Resolved
  • Monitoring, Regular

    Benzene

    October 1, 1996 – December 31, 1996

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    October 1, 1996 – December 31, 1996

    Resolved
  • Monitoring, Regular

    Toluene

    October 1, 1996 – December 31, 1996

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    October 1, 1996 – December 31, 1996

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    April 1, 1996 – June 30, 1996

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    April 1, 1996 – June 30, 1996

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    April 1, 1996 – June 30, 1996

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    April 1, 1996 – June 30, 1996

    Resolved
  • Monitoring, Regular

    Benzene

    April 1, 1996 – June 30, 1996

    Resolved
  • Monitoring, Regular

    Styrene

    April 1, 1996 – June 30, 1996

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 1995 – December 31, 1995

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 1995 – December 31, 1995

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    July 1, 1994 – September 30, 1994

    Resolved
  • Monitoring, Regular

    Benzene

    July 1, 1994 – September 30, 1994

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    July 1, 1994 – September 30, 1994

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Benzene

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    April 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 1994 – March 31, 1994

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 1994 – March 31, 1994

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 1994 – December 31, 1994

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 1994 – March 31, 1994

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 1994 – December 31, 1994

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Last known contact on file (system is inactive)

Not on record

Phone not on record

NEW BOSTON, NH 03070