Orange Wastewater Treatment Plant
295 West Main Street, Orange, MA 01364 · Franklin County · Publicly Owned Treatment Works
- Average flow
- 0.9 MGD
- Design flow
- —
- NPDES permit
- MAG590019
- Effective
- Permit expires
- October 2027
- Population served
- 3,747
- CWNS 2022
Orange Wastewater Treatment Plant is a publicly owned wastewater treatment works in Orange, Franklin County, Massachusetts treating an average of 0.9 million gallons per day, serving about 3,747 residents. It discharges under NPDES permit MAG590019 (effective), which expires in October 2027, with 511 recorded violations in the last three years.
Treatment technology
6 treatment structures and unit processes identified at Orange Wastewater Treatment Plant.
Available with a free Klarifi account
See the full treatment train at Orange Wastewater Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 511
- Effluent violations
- 91
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
3 verified contacts for Orange Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 3 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Orange Wastewater Treatment Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Massachusetts
Erving · 3 mi away
1.77 MGD
Erving · 5 mi away
0.0033 MGD
Erving · 9 mi away
0.07 MGD
Royalston · 9 mi away
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Montague · 13 mi away
0.53 MGD
Templeton · 13 mi away
0.26 MGD
Greenfield · 14 mi away
2.2 MGD
Deerfield · 15 mi away
0.08 MGD
Orange Wastewater Treatment Plant: 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 26, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms