Liberty (v) WWTF
Willow Lane, Liberty, NY 12754 · Sullivan County · Publicly Owned Treatment Works
- Average flow
- 0.83 MGD
- Design flow
- 2 MGD
- NPDES permit
- NY0030074
- Effective
- Permit expires
- August 2030
- Population served
- 4,130
- CWNS 2022
Liberty (v) WWTF is a publicly owned wastewater treatment works in Liberty, Sullivan County, New York treating an average of 0.83 million gallons per day against a permitted design capacity of 2 MGD, serving about 4,130 residents. It discharges under NPDES permit NY0030074 (effective), which expires in August 2030, with 4 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in September 2025.
Treatment technology
2 treatment structures and unit processes identified at Liberty (v) WWTF.
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See the full treatment train at Liberty (v) WWTF: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 4
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Liberty (v) WWTF in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- EPA inspections
- 0
- none on record
Latest case · Sep 2025
Village of Liberty - SSS
Administrative order · CWA, NPDES Discharge without a Permit · Final Order No Penalty
EPA's description of the case:
“Administrative Order requiring the development of an SOP to respond and report Sanitary Sewer Overflows, a plan of action to conduct a multi-phase sanitary sewer evaluation survey, submit semi-annual…”
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Source: EPA ECHO, civil enforcement case 02-2025-3018.
Full case history with a free Klarifi account
Every action against Liberty (v) WWTF with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Liberty (v) WWTF.
No verified contacts on file yet
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Nearby wastewater treatment plants in New York
Liberty · 3 mi away
0.03 MGD
Loch Sheldrake · 4 mi away
0.28 MGD
South Fallsburg · 8 mi away
1.66 MGD
White Lake · 8 mi away
—
Woodridge · 9 mi away
0.51 MGD
Monticello · 9 mi away
0.0028 MGD
Monticello · 9 mi away
0.33 MGD
Livingston Manor · 10 mi away
0.24 MGD
Liberty (v) 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 October 26, 2026; facility record last updated May 21, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms