Plainfield Wastewater Treatment Facility
28 Recreation Field Road, Plainfield, VT 05667 · Washington County · Publicly Owned Treatment Works
- Average flow
- 0.08 MGD
- Design flow
- —
- NPDES permit
- VT0100781
- Expired
- Permit expires
- September 2025
- Population served
- 724
- CWNS 2022
Plainfield Wastewater Treatment Facility is a publicly owned wastewater treatment works in Plainfield, Washington County, Vermont treating an average of 0.08 million gallons per day, serving about 724 residents. It discharges under NPDES permit VT0100781 (expired), which expires in September 2025, with 84 recorded violations in the last three years.
Treatment technology
4 treatment structures and unit processes identified at Plainfield Wastewater Treatment Facility.
Available with a free Klarifi account
See the full treatment train at Plainfield Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 84
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Plainfield Wastewater Treatment Facility.
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Nearby wastewater treatment plants in Vermont
Marshfield · 6 mi away
0.02 MGD
Montpelier · 9 mi away
1.92 MGD
Cabot · 9 mi away
0.02 MGD
Williamstown · 11 mi away
0.11 MGD
Northfield · 14 mi away
0.48 MGD
Hardwick · 17 mi away
0.15 MGD
Danville · 17 mi away
0.04 MGD
Waterbury · 18 mi away
0.35 MGD
Plainfield 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 October 26, 2026; facility record last updated October 5, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms