Schroon Lake WWTP
Fowler Ave, Schroon Lake, NY 12870 · Essex County · Publicly Owned Treatment Works
- Average flow
- 0.25 MGD
- Design flow
- 0.35 MGD
- NPDES permit
- NY0020231
- Effective
- Permit expires
- July 2031
- Population served
- 1,608
- CWNS 2022
Schroon Lake WWTP is a publicly owned wastewater treatment works in Schroon Lake, Essex County, New York treating an average of 0.25 million gallons per day against a permitted design capacity of 0.35 MGD, serving about 1,608 residents. It discharges under NPDES permit NY0020231 (effective), which expires in July 2031, with 1 recorded violation in the last three years.
Treatment technology
One treatment structure or unit process identified at Schroon Lake WWTP.
Available with a free Klarifi account
See the full treatment train at Schroon Lake WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Schroon Lake WWTP.
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Nearby wastewater treatment plants in New York
Ticonderoga · 17 mi away
1.15 MGD
Crown Point · 19 mi away
0.03 MGD
Newcomb · 20 mi away
0.01 MGD
Moriah · 20 mi away
0.4 MGD
Warrensburg · 25 mi away
0.14 MGD
Indian Lake · 27 mi away
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Whitehall · 27 mi away
0.63 MGD
Westport · 29 mi away
0.1 MGD
Schroon Lake WWTP: 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 7, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Sludge dewatering · Biological nutrient removal · all terms