Drinking Water Compliance OS

GREENFIELD, NH · Hillsborough County

CROTCHED MOUNTAIN SCHOOL Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

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)
NH0972010
System type
Community Water System
Population served
300
Service connections
22
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 10, 2023 – June 5, 2023

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Beryllium, Total

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Antimony, Total

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Mercury

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Fluoride

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Chromium

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Cadmium

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Barium

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    August 1, 2011 – August 31, 2011

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2010 – December 31, 2010

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2007 – August 6, 2007

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2003 – December 31, 2003

    Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

Contact

SEVEN HILLS NEW HAMPSHIRE

Phone not on record

GREENFIELD, NH 03047