Vergennes WWTF
Vergennes, VT · Addison County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- —
- NPDES permit
- VT0100404
- Administratively continued
- Permit expires
- December 2009
- Population served
- 2,747
- CWNS 2022
Vergennes WWTF is a publicly owned wastewater treatment works in Vergennes, Addison County, Vermont, serving about 2,747 residents. Treatment on site includes aerated lagoons, uncovered lagoons, chemical addition, alum, filtration, lagoon, aerobic and other unit processes. It discharges under NPDES permit VT0100404 (administratively continued), which expires in December 2009, with 83 recorded violations in the last three years. Planned upgrades on record: biological treatment, other, filtration, flow equalization, screening.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Aerated lagoons
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Uncovered lagoons
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Chemical Addition, Alum
unit processFiltration
unit processLagoon, Aerobic
unit processScreening
unit processBiological Treatment, Other
planned upgradeFiltration
planned upgradeFlow Equalization
planned upgradeScreening
planned upgradeUnlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 83
- Effluent violations
- 43
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Vergennes WWTF, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Vergennes WWTF, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Vermont
Hinesburg · 13 mi away
0.11 MGD
Shelburne · 15 mi away
0.23 MGD
Shelburne · 17 mi away
0.17 MGD
So Burlington · 19 mi away
0.25 MGD
Richmond · 21 mi away
0.07 MGD
Burlington · 22 mi away
—
Winooski · 23 mi away
0.46 MGD
Essex Junction · 23 mi away
1.67 MGD
Vergennes WWTF: 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 November 20, 2025.