Stockbridge W W T P
Route 102 - One West Stockbridge Road, Stockbridge, MA 01262 · Berkshire County · Publicly Owned Treatment Works
- Average flow
- 0.16 MGD
- Design flow
- —
- NPDES permit
- MAG580029
- Effective
- Permit expires
- November 2026
- Population served
- 1,398
- CWNS 2022
Stockbridge W W T P is a publicly owned wastewater treatment plant in Stockbridge, Berkshire County, Massachusetts treating an average of 0.16 million gallons per day, serving about 1,398 residents. It discharges under NPDES permit MAG580029 (effective), which expires in November 2026, with 0 recorded violations in the last three years.
Treatment technology
10 treatment structures and unit processes identified at Stockbridge W W T P.
Available with a free Klarifi account
See the full treatment train at Stockbridge W W T P: structures, unit processes and planned upgrades, with exact unit counts.
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
2 verified contacts for Stockbridge W W T P, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Stockbridge W W T P, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Massachusetts
West Stockbridge · 3 mi away
0.02 MGD
Lee · 4 mi away
0.58 MGD
Lenox · 6 mi away
0.5 MGD
Pittsfield · 9 mi away
9.85 MGD
Huntington · 23 mi away
0.03 MGD
Russell · 25 mi away
0.06 MGD
Woronoco Village · 27 mi away
0.0045 MGD
Williamstown · 31 mi away
3.26 MGD
Stockbridge W W T P: 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 October 26, 2026; facility record last updated November 28, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms