CROTCHED MOUNTAIN SCHOOL
PWSID: NH0972010 · Greenfield, NH · Serves 300 people
According to EPA Safe Drinking Water Information System (SDWIS), CROTCHED MOUNTAIN SCHOOL (PWSID NH0972010) in Greenfield, NH is listed as a CWS water system covering about 300 people. The same extract lists 10 health-based violation records spanning 2017-2025. Those 10 health-based rows for CROTCHED MOUNTAIN SCHOOL cover contaminants such as TTHM, Total Haloacetic Acids (HAA5), Groundwater Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
CROTCHED MOUNTAIN SCHOOL has 10 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 4 distinct EPA contaminant codes appear in this system's record, including TTHM, Total Haloacetic Acids (HAA5), Groundwater Rule. Recorded violations span 2017–2025. Day-to-day primacy enforcement for this system runs through the New Hampshire drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the New Hampshire state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- NH0972010
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Greenfield, NH
- Population Served
- 300
- Health Violations
- Yes (10)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 5 | 5 |
| Total Haloacetic Acids (HAA5) | 2 | 2 |
| Groundwater Rule | 2 | 2 |
| Lead and Copper Rule | 1 | 1 |
Violation History (10)
| Contaminant | Health | Date |
|---|---|---|
| TTHM | Yes | Jan 1, 2025 |
| TTHM | Yes | Oct 1, 2024 |
| TTHM | Yes | Oct 1, 2024 |
| TTHM | Yes | Jul 1, 2024 |
| TTHM | Yes | Jul 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| Groundwater Rule | Yes | Jan 28, 2023 |
| Groundwater Rule | Yes | Jan 28, 2023 |
| Lead and Copper Rule | Yes | Jun 21, 2017 |
Frequently Asked Questions
What does EPA SDWIS list for CROTCHED MOUNTAIN SCHOOL?
How many people does CROTCHED MOUNTAIN SCHOOL serve?
What violations does CROTCHED MOUNTAIN SCHOOL have?
What contaminants have been found in CROTCHED MOUNTAIN SCHOOL water?
Compare beyond New Hampshire
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest CROTCHED MOUNTAIN SCHOOL on cumulative violation count (10) and EPA-reported population served (300). Violation-count peers include ETHETE WATER SYSTEM, Quechan Utility, Grand Canyon West.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
CROTCHED MOUNTAIN SCHOOL (NH0972010) is drawn from EPA SDWIS. Nearby county systems in this extract include MANCHESTER WATER WORKS; PENNICHUCK WATER WORKS; MERRIMACK VILLAGE DIST; HUDSON WATER DEPT. Health-based rows (10 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.