Hatfield Wastewater Treatment Facility
Hatfield, MA · Hampshire County · Publicly Owned Treatment Works
- Average flow
- 0.14 MGD
- Design flow
- —
- NPDES permit
- MAG580015
- Effective
- Permit expires
- November 2026
- Population served
- 1,659
- CWNS 2022
Hatfield Wastewater Treatment Facility is a publicly owned wastewater treatment works in Hatfield, Hampshire County, Massachusetts treating an average of 0.14 million gallons per day, serving about 1,659 residents. It discharges under NPDES permit MAG580015 (effective), which expires in November 2026, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
11 verified contacts for Hatfield Wastewater Treatment Facility, with validated emails and direct phone numbers.
Unlock 11 verified contacts (8 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Hatfield Wastewater Treatment Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Massachusetts
Hadley · 3 mi away
3.33 MGD
Sunderland · 4 mi away
0.13 MGD
Hadley · 5 mi away
0.34 MGD
Northampton · 6 mi away
3.84 MGD
Deerfield · 11 mi away
0.07 MGD
Greenfield · 12 mi away
1.44 MGD
Montague · 13 mi away
0.54 MGD
Holyoke · 14 mi away
5.02 MGD
Hatfield Wastewater Treatment Facility: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated March 24, 2025.