Hardwick WWTP
Hardwick, MA · Worcester County · Publicly Owned Treatment Works
- Average flow
- 0.01 MGD
- Design flow
- —
- NPDES permit
- MAG580017
- Effective
- Permit expires
- November 2026
- Population served
- 2,217
- CWNS 2022
Hardwick WWTP is a publicly owned wastewater treatment works in Hardwick, Worcester County, Massachusetts treating an average of 0.01 million gallons per day, serving about 2,217 residents. Treatment on site includes biological treatment, other, chemical addition, alum, chemical addition, polymer, disinfection, chlorine/ chloramine, screening. It discharges under NPDES permit MAG580017 (effective), which expires in November 2026, with 14 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Biological Treatment, Other
unit processChemical Addition, Alum
unit processChemical Addition, Polymer
unit processDisinfection, chlorine/ chloramine
unit processScreening
unit processUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 14
- Effluent violations
- 14
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Hardwick WWTP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Hardwick WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Massachusetts
Gilbertville · 5 mi away
0.44 MGD
North Brookfield · 8 mi away
0.29 MGD
Spencer · 10 mi away
0.44 MGD
Leicester · 14 mi away
0.09 MGD
Palmer (three Rivers) · 16 mi away
1.2 MGD
Charlton · 16 mi away
0.31 MGD
East Templeton · 16 mi away
2.28 MGD
North Oxford · 17 mi away
0.17 MGD
Hardwick WWTP: 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.