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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
Le Roy (V) WWTPLe Roy1 MGD (million gallons per day)2022
Avon (V) WWTPAvon1 MGD (million gallons per day)2022
Bath (V) WWTP and SewersBath1 MGD (million gallons per day)2022
Ontario (T) WWTPOntario1 MGD (million gallons per day)2022
Alfred (V) WWTPAlfred0.98 MGD (million gallons per day)2022
Kiryas Joel (V) Sewers & WWTPMonroe0.97 MGD (million gallons per day)2022
Cuba (V) WWTP & Collection SystemCuba0.97 MGD (million gallons per day)2022
Perry (V), WWTPPerry0.97 MGD (million gallons per day)2022
Sherrill (C) STPSherrill0.95 MGD (million gallons per day)2022
Madison (Co) S.D. STP at CazenoviaCazenovia0.95 MGD (million gallons per day)2022
Manchester-Shortsville (V) Jt. STPManchester0.88 MGD (million gallons per day)2022
Mount Morris (V) WWTPMount Morris0.86 MGD (million gallons per day)2022
Suffolk(C0) SCSD #1 Port Jefferson STP & SewersPort Jefferson Station0.85 MGD (million gallons per day)2022
Lake Placid (V) Sewers & STPLake Placid0.85 MGD (million gallons per day)2022
Hamilton (V) WWTPHamilton0.85 MGD (million gallons per day)2022
Skaneateles (V) WWTPSkaneateles0.85 MGD (million gallons per day)2022
Owego (T) SD No. 1 WWTPOwego0.848 MGD (million gallons per day)2022
Chautauqua Utility District WWTPChautauqua0.84 MGD (million gallons per day)2022
Mayville (V) N.Chautauqua L.SD WWTPMayville0.84 MGD (million gallons per day)2022
Suffolk (Co) SCSD #7 Twelve Pines STPMedford0.83 MGD (million gallons per day)2022
Greenport (T) STPHudson0.83 MGD (million gallons per day)2022
Erie Co SD 3 Blasdell (V) WWTPBuffalo0.83 MGD (million gallons per day)2022
Coeymans (T) STP & SewersRavena0.82 MGD (million gallons per day)2022
Akron, (V) WWTP & CollectionAkron0.82 MGD (million gallons per day)2022
Vernon (V) STPVernon0.813 MGD (million gallons per day)2022
Patchogue (V) WWTPPatchogue0.8 MGD (million gallons per day)2022
Rockland (T) Livingston Manor STPLivingston Manor0.8 MGD (million gallons per day)2022
Woodridge (V) - Woodridge STPWoodridge0.8 MGD (million gallons per day)2022
Ellenville (V) WWTPEllenville0.8 MGD (million gallons per day)2022
Tannersville (V) WWTP (NYCDEP owned)Tannersville0.8 MGD (million gallons per day)2022
Camden (V) WWTPCamden0.8 MGD (million gallons per day)2022
Chenango (T) SD #4,8,& 9 Northgate STPBinghamton0.8 MGD (million gallons per day)2022
Waverly (V) WWTPWaverly0.8 MGD (million gallons per day)2022
Portville (V) WWTPPortville0.78 MGD (million gallons per day)2022
Silver Creek (V) WWTPSilver Creek0.76 MGD (million gallons per day)2022
Lyons (T) WWTPLyons0.75 MGD (million gallons per day)2022
Fishkill (T) Rombout SD & WWTPFishkill0.75 MGD (million gallons per day)2022
Montgomery (V) Sewers & WWTPMontgomery0.75 MGD (million gallons per day)2022
Alexandria Bay (V) STPAlexandria Bay0.75 MGD (million gallons per day)2022
Lyons (V) WWTPLyons0.75 MGD (million gallons per day)2022
Franklinville (V) WWTPFranklinville0.75 MGD (million gallons per day)2022
Randolph (T) WWTPRandolph0.73 MGD (million gallons per day)2022
Minoa (V) WWTPMinoa0.73 MGD (million gallons per day)2022
Washingtonville (V) WWTPWashingtonville0.7 MGD (million gallons per day)2022
Stamford (V) WWTPStamford0.7 MGD (million gallons per day)2022
Richfield Springs (V) Sewers & STPRichfield Springs0.7 MGD (million gallons per day)2022
Canisteo (V) WWTPCanisteo0.7 MGD (million gallons per day)2022
Seneca (Co) Willard WWTP and CS - SD#1Willard0.7 MGD (million gallons per day)2022
Middleport (V) STPMiddleport0.7 MGD (million gallons per day)2022
Seneca (Co) Five Points WWTP & CS - SD#2Romulus0.66 MGD (million gallons per day)2022
Brocton (V) WWTPBrocton0.658 MGD (million gallons per day)2022
Greenport (V) STPGreenport0.65 MGD (million gallons per day)2022
Champlain (V) STPChamplain0.65 MGD (million gallons per day)2022
Granville (V) STPGranville0.65 MGD (million gallons per day)2022
Brownville (V) WWTPBrownville0.65 MGD (million gallons per day)2022
Pulaski (V) WWTPPulaski0.65 MGD (million gallons per day)2022
Alden (V) WWTPAlden0.65 MGD (million gallons per day)2022
Shawangunk (T)Wallkill SD STP& ISDSWallkill0.64 MGD (million gallons per day)2022
Williamson (T) WWTP & Collection SystemWilliamson0.63 MGD (million gallons per day)2022
Suffolk (Co) SCSD #6 Kings Park STPKings Park0.6 MGD (million gallons per day)2022
Maybrook (V) WWTPMaybrook0.6 MGD (million gallons per day)2022
Bethel (T) - Kauneonga Lake STPKauneonga Lake0.6 MGD (million gallons per day)2022
Corinth (V) STPCorinth0.6 MGD (million gallons per day)2022
Whitehall (V) STP and SewersWhitehall0.6 MGD (million gallons per day)2022
Sackets Harbor (V) STPSackets Harbor0.6 MGD (million gallons per day)2022
Moravia, (V) WWTPMoravia0.6 MGD (million gallons per day)2022
Phoenix (V) STP and SewersPhoenix0.6 MGD (million gallons per day)2022
Honeoye Falls (V) WWTPHoneoye Falls0.6 MGD (million gallons per day)2022
Sodus Point (V) WWTPSodus Point0.57 MGD (million gallons per day)2022
Weedsport (V) WWTPWeedsport0.55 MGD (million gallons per day)2022
Chatham (V) WPCFChatham0.548 MGD (million gallons per day)2022
Wawarsing (T) Napanoch WWTPNapanoch0.525 MGD (million gallons per day)2022
Cooperstown (V) Sewers & STPCooperstown0.52 MGD (million gallons per day)2022
Stillwater (V) STPStillwater0.51 MGD (million gallons per day)2022
Bedford (T) Bedford Hills WWTPBedford Hills0.5 MGD (million gallons per day)2022
East Fishkill (T) Hopewell Hamlet WWTP Upgrades & Collection SystemHopewell Junction0.5 MGD (million gallons per day)2022
Ocean Beach (V) STPOcean Beach0.5 MGD (million gallons per day)2022
NYSDOC - Green Haven Corr.Fac.STPStormville0.5 MGD (million gallons per day)2022
La Grange (T) Titusville SD STPPoughkeepsie0.5 MGD (million gallons per day)2022
Cold Spring (V) WWTPCold Spring0.5 MGD (million gallons per day)2022
Shandaken (T) Pine Hill STP(NYCDEP)Shandaken0.5 MGD (million gallons per day)2022
Thompson (T) Sackett Lake SD & WWTPMonticello0.5 MGD (million gallons per day)2022
NYSDOC, Bedford Hills CFBedford Hills0.5 MGD (million gallons per day)2022
North Castle (T) SD / STPArmonk0.5 MGD (million gallons per day)2022
Roxbury (T) Grand Gorge STP (NYC)Grand Gorge0.5 MGD (million gallons per day)2022
Peru (T) SD#1 WWTPPeru0.5 MGD (million gallons per day)2022
Cape Vincent (V) STPCape Vincent0.5 MGD (million gallons per day)2022
Kirkland (T) Clark Mills STPClinton0.5 MGD (million gallons per day)2022
Oakfield (V) WWTPOakfield0.5 MGD (million gallons per day)2022
Clifton Springs (V) WWTP, Sanitary SewersClifton Springs0.5 MGD (million gallons per day)2022
Victor (V) WWTP & Collection SystemVictor0.5 MGD (million gallons per day)2022
Ontario (Co) Honeoye Lake SD WWTPHoneoye0.5 MGD (million gallons per day)2022
Painted Post (V) WWTP & Collection SystemPainted Post0.5 MGD (million gallons per day)2022
Wayne (Co) WSA Red Creek Reg. WWTPRed Creek0.5 MGD (million gallons per day)2022
Arcade (V) Collection System & WWTPArcade0.5 MGD (million gallons per day)2022
Hanover (T) WWTPIrving0.5 MGD (million gallons per day)2022
Port Henry (V) STPPort Henry0.48 MGD (million gallons per day)2022
Royalton (T) Gasport WWTPGasport0.48 MGD (million gallons per day)2022
Northport (V) WWTP & SewersNorthport0.45 MGD (million gallons per day)2022
Fishkill (V) WWTPFishkill0.45 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.