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World wastewater treatment plant observatory · data as reported by each inventory

Wastewater treatment plants in United States · New York

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605 inventory records · EPA Clean Watersheds Needs Survey 2022

Data years: 2022. The inventory date does not establish current operation.

605 results

CompareNameNative sizeYear
Lewisboro, (T) Wild Oaks WWTPGoldens Bridge0.06 MGD (million gallons per day)2022
Stockport (T) Kings Acres STPStuyvesant0.06 MGD (million gallons per day)2022
Valley Falls (V) WWTP & Collection SystemValley Falls0.06 MGD (million gallons per day)2022
New Baltimore (T) Hamlet STPNew Baltimore0.06 MGD (million gallons per day)2022
St.Armand (T), STP & SewersBloomingdale0.06 MGD (million gallons per day)2022
Crown Point (T) SD 1 WWTFCrown Point0.06 MGD (million gallons per day)2022
Martinsburg (T) WWTP & Collection SystemMartinsburg0.06 MGD (million gallons per day)2022
Hermon (V) STP & SewersHermon0.06 MGD (million gallons per day)2022
Morristown (V) STPMorristown0.06 MGD (million gallons per day)2022
Watertown (T) SD#1 WWTPWatertown0.06 MGD (million gallons per day)2022
Rushville (V) STPRushville0.06 MGD (million gallons per day)2022
Cattaraugus (V) WWTPCattaraugus0.06 MGD (million gallons per day)2022
Cherry Creek (T) WWTPCherry Creek0.06 MGD (million gallons per day)2022
Fort Covington (T) WWTPFort Covington0.058 MGD (million gallons per day)2022
Gardiner (T) SD#1 STPGardiner0.057 MGD (million gallons per day)2022
Woodbury (V) Valley Forge SD#1 WWTPHighland Mills0.056 MGD (million gallons per day)2022
Alexander V WWTPAlexander0.055 MGD (million gallons per day)2022
Marlborough (T) Milton STPMilton0.055 MGD (million gallons per day)2022
Chateaugay (V) WWTPChateaugay0.055 MGD (million gallons per day)2022
Port Leyden (V) WWTP & Collection SystemPort Leyden0.055 MGD (million gallons per day)2022
Alexander (V) WWTPAlexander0.055 MGD (million gallons per day)2022
Shelter Island Heights WWTPShelter Island Heights0.053 MGD (million gallons per day)2022
Newcomb (T) Winebrook STPNewcomb0.053 MGD (million gallons per day)2022
Rensselaer Falls (V) STPRensselaer Falls0.053 MGD (million gallons per day)2022
Chenango Heights WWTP, Chenango (T) SD #12Binghamton0.05 MGD (million gallons per day)2022
Carmel (T) SD #6 STP - Ivy HIllMahopac0.05 MGD (million gallons per day)2022
Hadley (T) STPHadley0.05 MGD (million gallons per day)2022
Greenwich (V) WWTP and SewersGreenwich0.05 MGD (million gallons per day)2022
Lisbon (T) WWTP & Collection SystemLisbon0.05 MGD (million gallons per day)2022
Sanford (T) OquagaLake SDDeposit0.05 MGD (million gallons per day)2022
Nichols (T) WWTP & SDNichols0.05 MGD (million gallons per day)2022
Naples (V) STP & San SewersNaples0.05 MGD (million gallons per day)2022
Woodhull (T) WWTP & Collection SystemWoodhull0.05 MGD (million gallons per day)2022
Pomfret (T) Lily Dale STPLily Dale0.05 MGD (million gallons per day)2022
Hume (T) Fillmore WWTPFillmore0.05 MGD (million gallons per day)2022
Remsen (V) STP & Collection SystemRemsen0.049 MGD (million gallons per day)2022
Peru (T) Valcour WWTPPeru0.048 MGD (million gallons per day)2022
Carmel (T) SD #7 STP -Country ManorMahopac0.046 MGD (million gallons per day)2022
Suffolk (Co) SCSD #9 COLLEGE PARKFarmingville0.045 MGD (million gallons per day)2022
East Hampton (T) WWTPEast Hampton0.045 MGD (million gallons per day)2022
Potsdam (T) SD#1 STPPotsdam0.043 MGD (million gallons per day)2022
Savannah (T) WWTPSavannah0.043 MGD (million gallons per day)2022
Deferiet (V) STPDeferiet0.041 MGD (million gallons per day)2022
Clifton (T) Newton Falls WWTPCranberry Lake0.04 MGD (million gallons per day)2022
Voorheesville (V) Pleasant St. Collection SystemVoorheesville0.04 MGD (million gallons per day)2022
Alexandria (T) Redwood SD WWTPRedwood0.04 MGD (million gallons per day)2022
Hammond (V) WWTPHammond0.04 MGD (million gallons per day)2022
NYSDOC - Georgetown Corr. Fac.STPGeorgetown0.04 MGD (million gallons per day)2022
Springwater (T) WWTPSpringwater0.04 MGD (million gallons per day)2022
Dutchess (Co) Valley Dale STPPleasant Valley0.038 MGD (million gallons per day)2022
Thompson (T) Melody Lake SD STPMonticello0.038 MGD (million gallons per day)2022
Clifton (T) SewersCranberry Lake0.037 MGD (million gallons per day)2022
Roxbury (T) Denver Sewer Corp WWTPRoxbury0.035 MGD (million gallons per day)2022
Riverhead, (T) Community College WWTPRiverhead0.035 MGD (million gallons per day)2022
Hillsdale, (T) WWTP & CollectionHillsdale0.035 MGD (million gallons per day)2022
Dresden (T) Huletts Landing STPHuletts Landing0.035 MGD (million gallons per day)2022
Jasper (T) WWTP & Collection SystemJasper0.035 MGD (million gallons per day)2022
Troupsburg (T) Prop.STP & OnsitesTroupsburg0.035 MGD (million gallons per day)2022
Clayton (T) Depauville STPDepauville0.034 MGD (million gallons per day)2022
La Grange (T) Noxon Knolls SD STPPoughkeepsie0.033 MGD (million gallons per day)2022
Elma (T) CSD Consolidated WWTPElma0.03 MGD (million gallons per day)2022
Wawayanda (T) Ridgebury Lake WWTPSlate Hill0.03 MGD (million gallons per day)2022
Sloatsburg (V) Sewers & STPSloatsburg0.03 MGD (million gallons per day)2022
Berne (T) WWTP and SewersBerne0.03 MGD (million gallons per day)2022
Newfield (T) WWTP & SewersNewfield0.03 MGD (million gallons per day)2022
Beekman (T) Dover Ridge Estates WWTPPoughquag0.028 MGD (million gallons per day)2022
Carmel (T) SD #5 STP - HillsdaleMahopac0.027 MGD (million gallons per day)2022
Otto (T) WWTP & SewersOtto0.027 MGD (million gallons per day)2022
Catskill (T) Smith's Landing (SD#4)Catskill0.026 MGD (million gallons per day)2022
Hamden (T) Delancy Hamlet WWTFHamden0.026 MGD (million gallons per day)2022
Bellmont (T) Brainardsville STPBrainardsville0.026 MGD (million gallons per day)2022
Lawrence (T) STPNorth Lawrence0.026 MGD (million gallons per day)2022
Alden (T) SD #2 STP & SewersAlden0.026 MGD (million gallons per day)2022
Red Hook (V) STPRed Hook0.025 MGD (million gallons per day)2022
Junius (T) SewersGeneva0.025 MGD (million gallons per day)2022
Forestport (T) STPForestport0.024 MGD (million gallons per day)2022
Rensselaerville (T) WWTPRensselaerville0.023 MGD (million gallons per day)2022
Crogan (T) WWTPCroghan0.022 MGD (million gallons per day)2022
Cortlandt (T) Furnace Woods Sewer DistrictCortlandt Manor0.02 MGD (million gallons per day)2022
Elma (T) SD#4 Briggswood Subdivision WWTPElma0.02 MGD (million gallons per day)2022
Inlet (T) WWTPInlet0.02 MGD (million gallons per day)2022
Fine (T) Wanakena STPWanakena0.02 MGD (million gallons per day)2022
Smyrna (V) STPSmyrna0.02 MGD (million gallons per day)2022
Erie (C) SD#5 Clarence Research Park STPClarence0.02 MGD (million gallons per day)2022
Elma (T) SD#7 Pond Brook Townhomes WWTPElma0.02 MGD (million gallons per day)2022
Annsville (T) Taberg STP & OnsitesTaberg0.018 MGD (million gallons per day)2022
Athens (V) Brick Row STPAthens0.017 MGD (million gallons per day)2022
Schodack (T) S. Landing Sewers/STPSchodack Landing0.017 MGD (million gallons per day)2022
Seward (T) STPCobleskill0.016 MGD (million gallons per day)2022
Chemung (T) WWTPChemung0.015 MGD (million gallons per day)2022
New Paltz (T) SD #6 STPNew Paltz0.015 MGD (million gallons per day)2022
Westport (T) Wadhams SD STPWestport0.015 MGD (million gallons per day)2022
Elma (T) SD#1 Jerge Subdivision WWTPElma0.014 MGD (million gallons per day)2022
Wilna (T) WWTPCarthage0.013 MGD (million gallons per day)2022
Herrings (V) STPCarthage0.013 MGD (million gallons per day)2022
Newburgh (T) Nob Hill STPNewburgh0.012 MGD (million gallons per day)2022
Blooming Grove (T) Glenwood Hills STPBlooming Grove0.012 MGD (million gallons per day)2022
Clifton Park (T) Riverview Landing WWTPClifton Park0.01 MGD (million gallons per day)2022
Schodack (T) SD#5 STPEast Schodack0.01 MGD (million gallons per day)2022
Cuyler (T) Sewer District 1 WWTPTruxton0.01 MGD (million gallons per day)2022

Regulatory context

General reference. This is not an exhaustive review of applicable law.

United States: Clean Water Act / NPDES

NPDES regulates pollutant discharges from point sources to waters of the United States. The permit sets limits and monitoring conditions. A CWNS code identifies an inventory record, not an NPDES permit.

  • Permit identifier and permitting authority: EPA or an authorized state.
  • Outfall and receiving water; sewer connections follow a different control route.
  • Current permit conditions, limits and dated measurements; these are not included in CWNS.

References reviewed: 2026-11-06. Individual applicability: undetermined. This profile does not establish authorization or compliance.