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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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584 inventory records · HydroWASTE v1.0 / United States

Data years: 2012. The inventory date does not establish current operation.

584 results

CompareNameNative sizeYear
Canastota V STPHW:339264,405 population served2012
Williamson T STP and OnsitesHW:340264,400 population served2012
Sag Harbor V WWTPHW:335634,340 population served2012
Gouverneur V WWTPHW:338784,263 population served2012
Lyons V WWTPHW:340194,176 population served2012
Springville V WWTPHW:340954,152 population served2012
Madison Co SD STP at CazenoviaHW:339294,065 population served2012
Suffolk Co SCSD 13 Windwatch STPHW:335524,000 population served2012
Lloyd T STP and On Site SysHW:336734,000 population served2012
Salamanca C WWTPHW:340654,000 population served2012
Owego V STPHW:339613,911 population served2012
Liberty T Swan Lake SDHW:336603,900 population served2012
Delhi V WWTPHW:337443,883 population served2012
Westfield V WWTPHW:340783,806 population served2012
Alden V WWTPHW:340813,755 population served2012
Lowville V STPHW:338603,652 population served2012
Wawarsing T Napanoch STPHW:336863,650 population served2012
Ellenville V WWTPHW:336703,630 population served2012
Montgomery Co SD1 STPHW:337263,626 population served2012
Bolton T STP and On SitesHW:338123,617 population served2012
Morrisville V STPHW:339303,598 population served2012
Woodridge V Woodridge STPHW:336693,540 population served2012
Scottsville V STPHW:339883,513 population served2012
Seneca Co SD 2 Five Points WWTPHW:340383,506 population served2012
Mayville V NChautauqua LSD WWTPHW:340733,500 population served2012
Cuba V WWTPHW:340543,459 population served2012
Hoosick Falls V STPHW:337433,401 population served2012
Palmyra V STPHW:340223,390 population served2012
NYSDOC Bedford Hills CFHW:336883,383 population served2012
Sherrill C STPHW:338703,367 population served2012
Akron V WWTP and CollectionHW:340793,332 population served2012
Northport V WWTP and On Site SysHW:335583,300 population served2012
Minoa V WWTPHW:339413,268 population served2012
Greenport T STP and On SitesHW:337103,240 population served2012
Mount Morris V WWTPHW:339843,166 population served2012
Fishkill T Rombout SD and WWTPHW:335843,150 population served2012
Port Henry V STPHW:337923,132 population served2012
Ontario Co Honeoye Lake SD WWTPHW:340013,125 population served2012
Walton V WWTPHW:337193,070 population served2012
Coxsackie V Sewers and WWTPHW:337453,065 population served2012
Granville V STPHW:338193,041 population served2012
Suffolk Co SCSD7 Medford W STPHW:335433,010 population served2012
Highlands T Fort Montgomery STPHW:336133,000 population served2012
Avon V WWTPHW:339792,947 population served2012
Silver Creek V WWTPHW:340772,896 population served2012
Suffolk CoStrathmoreHuntingtonSTPHW:335382,807 population served2012
Warwick T SD1 Wickham Lake STPHW:336032,800 population served2012
Manchester Shortsville V Jt STPHW:340002,755 population served2012
Sodus Point V WWTPHW:340252,700 population served2012
Rouses Point V STPHW:337882,673 population served2012
Whitehall V STPHW:338212,667 population served2012
Franklinville V WWTPHW:340592,635 population served2012
Saugerties T Glasco STPHW:336802,600 population served2012
North Castle T SD _ STPHW:336982,600 population served2012
Dryden V STPHW:339642,572 population served2012
Caneadea T Houghton SD STPHW:340532,523 population served2012
Suffolk Co SCSD YaphankCommCSTPHW:335502,500 population served2012
Canajoharie V STPHW:337252,475 population served2012
Corinth V STPHW:338072,474 population served2012
Groton V WWTPHW:339662,470 population served2012
Owego T SD No1 WWTP and OnsitesHW:339592,425 population served2012
Greenport V STPHW:335562,400 population served2012
Pulaski V WWTPHW:339552,398 population served2012
Victor V STPHW:339992,383 population served2012
Lima V WWTPHW:339832,359 population served2012
Montgomery V Sewers and WWTPHW:336182,350 population served2012
Watkins Glen V STPHW:340072,349 population served2012
Honeoye Falls V WWTPHW:339872,345 population served2012
Boonville V STPHW:338632,338 population served2012
Camden V WWTPHW:338642,310 population served2012
Wayland V STPHW:340172,273 population served2012
Webb T Old Forge SD STP andOn SitesHW:338352,264 population served2012
Phoenix V STPHW:339542,251 population served2012
Bainbridge V STPHW:339172,250 population served2012
Buchanan V Sanitary Sewers WWTP and Decentralized OnsiteHW:336892,239 population served2012
Clifton Springs V WWTPHW:339922,233 population served2012
Florida V Sewers and STPHW:336082,200 population served2012
Peru T WWTP and On Site SystemsHW:337832,200 population served2012
Painted Post V WWTPHW:340162,186 population served2012
Brewster V WWTP NYC DEP ownerHW:336262,162 population served2012
Canisteo V WWTPHW:340122,156 population served2012
Warrensburg T STP and On SitesHW:338162,100 population served2012
Maybrook V WWTPHW:336142,084 population served2012
Clyde V WWTPHW:340182,075 population served2012
Montour Falls V STPHW:340062,067 population served2012
Dutchess Co Dalton Farms WWTPHW:335832,055 population served2012
Suffolk Co SCSD20EWFloyd WWTPHW:335492,050 population served2012
St Johnsville V STPHW:337402,050 population served2012
Dolgeville V WWTPHW:338312,046 population served2012
Arcade V WWTPHW:341072,026 population served2012
Suffolk Co SCSD 12 Birchwood_HolebrookHW:335512,010 population served2012
Cooperstown V Sewers and STPHW:337462,007 population served2012
NYSDOC Green Haven CorrFacSTPHW:335862,000 population served2012
NYS Thruway Authority WWTPHW:337512,000 population served2012
Chatham V WPCFHW:337702,000 population served2012
Cold Spring V WWTPHW:336071,983 population served2012
Phelps V STPHW:339981,944 population served2012
Castleton on Hudson V STPHW:337271,939 population served2012
Hanover T WWTPHW:341131,910 population served2012
Weedsport V WWTPHW:339151,900 population served2012

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.