New Bedford Wastewater Treatment Facility
New Bedford, MA · Bristol County · Publicly Owned Treatment Works
- Average flow
- 16.7 MGD
- Design flow
- 30 MGD
- NPDES permit
- MA0100781
- Administratively continued
- Permit expires
- November 2013
- Population served
- 103,942
- CWNS 2022
New Bedford Wastewater Treatment Facility is a publicly owned wastewater treatment works in New Bedford, Bristol County, Massachusetts treating an average of 16.7 million gallons per day against a permitted design capacity of 30 MGD, serving about 103,942 residents. Treatment on site includes biological treatment, other, biosolids thickening, dechlorination, disinfection, chlorine/ chloramine, primary clarification or sedimentation and other unit processes. It discharges under NPDES permit MA0100781 (administratively continued), which expires in November 2013, 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 processBiosolids Thickening
unit processDechlorination
unit processDisinfection, chlorine/ chloramine
unit processPrimary Clarification or Sedimentation
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 New Bedford Wastewater Treatment Facility, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at New Bedford Wastewater Treatment Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Massachusetts
Marion · 10 mi away
0.09 MGD
Taunton · 22 mi away
5.36 MGD
Middleborough · 22 mi away
1.09 MGD
Bridgewater · 25 mi away
0.15 MGD
Plymouth · 27 mi away
1.31 MGD
Brockton · 32 mi away
9.9 MGD
Rockland · 35 mi away
2 MGD
Norfolk · 43 mi away
0.18 MGD
New Bedford 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 May 5, 2025.