CROTCHED MOUNTAIN SCHOOL
New Hampshire — Community Water System — PWSID: NH0972010
System Information
| PWSID | NH0972010 |
| System Name | CROTCHED MOUNTAIN SCHOOL |
| 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 | GREENFIELD |
| ZIP Code | 03047 |
| Address | 1 VERNEY DR |
| Organization | SEVEN HILLS NEW HAMPSHIRE |
| Phone | — |
Population & Service
| Population Served | 300 |
| Service Connections | 22 |
Drinking Water Violations (205)
This water system has 205 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 11, 2025 | — | RPT | No | No | — | — | — | Resolved | Jun 25, 2025 | — | |
| Jun 11, 2025 | — | RPT | No | No | — | — | — | Resolved | Jun 25, 2025 | — | |
| Jun 11, 2025 | — | RPT | No | No | — | — | — | Resolved | Jun 25, 2025 | — | |
| Jun 11, 2025 | — | RPT | No | No | — | — | — | Resolved | Jun 25, 2025 | — | |
| Mar 3, 2025 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .072 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .072 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .072 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | .072 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Oct 1, 2024 | Dec 31, 2024 | MCL | Yes | No | .113 MG/L | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Oct 1, 2024 | Dec 31, 2024 | MCL | Yes | No | .113 MG/L | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Oct 1, 2024 | Dec 31, 2024 | MCL | Yes | No | .113 MG/L | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Oct 1, 2024 | Dec 31, 2024 | MCL | Yes | No | .113 MG/L | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .167 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .167 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .167 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | .167 MG/L | 0.080 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Jul 7, 2023 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Jul 7, 2023 | — | |
| Apr 10, 2023 | — | Other | No | No | — | — | — | Resolved | Jun 5, 2023 | — | |
| Apr 10, 2023 | — | Other | No | No | — | — | — | Resolved | Jun 5, 2023 | — | |
| Jan 28, 2023 | — | TT | Yes | No | — | — | — | Resolved | Apr 25, 2024 | — | |
| Jan 28, 2023 | — | TT | Yes | No | — | — | — | Resolved | Apr 25, 2024 | — | |
| Jan 28, 2023 | — | TT | Yes | No | — | — | — | Resolved | Apr 25, 2024 | — | |
| Jan 28, 2023 | — | TT | Yes | No | — | — | — | Resolved | Apr 25, 2024 | — | |
| Jan 28, 2023 | — | TT | Yes | No | — | — | — | Resolved | Apr 25, 2024 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.006 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.010 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.004 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 2 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.05 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Aug 5, 2021 | — | |
| Jan 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Aug 5, 2021 | — | |
| Jan 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Aug 5, 2021 | — | |
| Jan 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Aug 5, 2021 | — | |
| Jun 21, 2017 | — | TT | Yes | No | — | TT | — | Resolved | Aug 16, 2017 | — | |
| Jun 21, 2017 | — | TT | Yes | No | — | TT | — | Resolved | Aug 16, 2017 | — | |
| Jun 21, 2017 | — | TT | Yes | No | — | TT | — | Resolved | Aug 16, 2017 | — | |
| Jun 21, 2017 | — | TT | Yes | No | — | TT | — | Resolved | Aug 16, 2017 | — | |
| Jul 1, 2016 | — | Other | No | No | — | — | — | Resolved | Aug 5, 2016 | — | |
| Jul 1, 2016 | — | Other | No | No | — | — | — | Resolved | Aug 5, 2016 | — |
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.