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

Wastewater treatment plants in the United States

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All countries

17,009 inventory records · EPA Clean Watersheds Needs Survey 2022

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

States

17,009 results

CompareNameNative sizeYear
Village of Cumberland WWTP and collection systemCumberland0.04 MGD (million gallons per day)2022
Ashtabula Co Meadowood Allotmt WWTPAshtabula0.04 MGD (million gallons per day)2022
Geauga Co Belle Vernon WWTPChagrin Falls0.04 MGD (million gallons per day)2022
Uniopolis WWTP & Sewer SystemUniopolis0.04 MGD (million gallons per day)2022
Bailey Lakes WWTP and Sewer SystemSavannah0.04 MGD (million gallons per day)2022
Helena WWTP and SewersHelena0.04 MGD (million gallons per day)2022
Geauga Co Thompson AreaMadison0.04 MGD (million gallons per day)2022
Guernsey Co Beech Meadows WWTPCumberland0.04 MGD (million gallons per day)2022
Scioto Co Purtee Acres WWTPPortsmouth0.04 MGD (million gallons per day)2022
Trumbull Co Bazetta #1 WWTPCortland0.04 MGD (million gallons per day)2022
TERRAL WWTTerral0.04 MGD (million gallons per day)2022
TALOGA WWTTaloga0.04 MGD (million gallons per day)2022
RIPLEY WWTRipley0.04 MGD (million gallons per day)2022
CAMERON PWA WWTCameron0.04 MGD (million gallons per day)2022
WYNONA MA WWTWynona0.04 MGD (million gallons per day)2022
LONGDALE WWTLongdale0.04 MGD (million gallons per day)2022
CARTER #1 (FOX) WWTFox0.04 MGD (million gallons per day)2022
BUTLER WWTButler0.04 MGD (million gallons per day)2022
CUSTER CITY WWTCuster City0.04 MGD (million gallons per day)2022
OAKS WWTOaks0.04 MGD (million gallons per day)2022
FARGO WWTFargo0.04 MGD (million gallons per day)2022
GAGE WWTGage0.04 MGD (million gallons per day)2022
HASKELL CO. #2 (KINTA) WWTKinta0.04 MGD (million gallons per day)2022
EAST DUKE WWTDuke0.04 MGD (million gallons per day)2022
MILL CREEK WWTMill Creek0.04 MGD (million gallons per day)2022
DOVER WWTDover0.04 MGD (million gallons per day)2022
LINCOLN CO RSD #4 (AGRA) WWTAgra0.04 MGD (million gallons per day)2022
COYLE WWTCoyle0.04 MGD (million gallons per day)2022
HAWORTH WWTHaworth0.04 MGD (million gallons per day)2022
CLEO SPRINGS WWTCleo Springs0.04 MGD (million gallons per day)2022
BRAGGS PWA WWTBraggs0.04 MGD (million gallons per day)2022
RALSTON WWTRalston0.04 MGD (million gallons per day)2022
WANETTE WWTWanette0.04 MGD (million gallons per day)2022
DAVIDSON WWTDavidson0.04 MGD (million gallons per day)2022
CANUTE WWTCanute0.04 MGD (million gallons per day)2022
CLOVERDALE STPCloverdale0.04 MGD (million gallons per day)2022
DEXTER SANITARY SERVICE DISTRICTDexter0.04 MGD (million gallons per day)2022
JACKSON CENTER STPJackson Center0.04 MGD (million gallons per day)2022
Alexandria Sanitary/Storm Sewer & LagoonsAlexandria0.04 MGD (million gallons per day)2022
Humboldt, Town ofHumboldt0.04 MGD (million gallons per day)2022
Colman Wastewater Collection SystemColman0.04 MGD (million gallons per day)2022
PINSON LAGOONPinson0.04 MGD (million gallons per day)2022
Darrouzett WWTPDarrouzett0.04 MGD (million gallons per day)2022
Hedley WWTPHedley0.04 MGD (million gallons per day)2022
Ben Bolt WWTPGilmer0.04 MGD (million gallons per day)2022
Benjamin WWTPBenjamin0.04 MGD (million gallons per day)2022
Moran WWTPMoran0.04 MGD (million gallons per day)2022
Weinert WWTPWeinert0.04 MGD (million gallons per day)2022
Blum WWTPBlum0.04 MGD (million gallons per day)2022
Kosse WWTPKosse0.04 MGD (million gallons per day)2022
Penelope WWTPPenelope0.04 MGD (million gallons per day)2022
Thornton WWTPThornton0.04 MGD (million gallons per day)2022
Marquez WWTPMarquez0.04 MGD (million gallons per day)2022
MullinMullin0.04 MGD (million gallons per day)2022
Cranfills Gap WWTPCranfills Gap0.04 MGD (million gallons per day)2022
Bynum WWTPBynum0.04 MGD (million gallons per day)2022
BURTON STPBurton0.04 MGD (million gallons per day)2022
Rush Creek WWTPWylie0.04 MGD (million gallons per day)2022
WINDTHORST WWTPWindthorst0.04 MGD (million gallons per day)2022
Pecan Gap WWTPPecan Gap0.04 MGD (million gallons per day)2022
EAST STP #2Point0.04 MGD (million gallons per day)2022
WEST STP #3Point0.04 MGD (million gallons per day)2022
Yantis WWTPYantis0.04 MGD (million gallons per day)2022
Moscow WWTPMoscow0.04 MGD (million gallons per day)2022
Galm Road WWTPSan Antonio0.04 MGD (million gallons per day)2022
Falls WWTPNew Ulm0.04 MGD (million gallons per day)2022
ALTAMONTAltamont0.04 MGD (million gallons per day)2022
CLAWSONClawson0.04 MGD (million gallons per day)2022
Saint Albans Northwest Regional Corrections WWTFSaint Albans0.04 MGD (million gallons per day)2022
West Pawlet WWTFWest Pawlet0.04 MGD (million gallons per day)2022
CLEVELAND SEWERAGE SYSTEMLebanon0.04 MGD (million gallons per day)2022
SPERRYVILLE STPSperryville0.04 MGD (million gallons per day)2022
HEATHSVILLE SERVICE AREAHeathsville0.04 MGD (million gallons per day)2022
VESPER VIEWWaynesboro0.04 MGD (million gallons per day)2022
NEW HOPE STPFort Defiance0.04 MGD (million gallons per day)2022
DUNGANNON STPDungannon0.04 MGD (million gallons per day)2022
BACOVA CSMonterey0.04 MGD (million gallons per day)2022
GLEN LYN STPGlen Lyn0.04 MGD (million gallons per day)2022
RIVANNA WWTPPalmyra0.04 MGD (million gallons per day)2022
HOLMES HARBOR SEWER DISTRICT WRFFreeland0.04 MGD (million gallons per day)2022
IONE LAGOONIone0.04 MGD (million gallons per day)2022
MANSFIELD POTWMansfield0.04 MGD (million gallons per day)2022
METALINE MUNICIPAL STPMetaline0.04 MGD (million gallons per day)2022
Reardan Sewage LagoonReardan0.04 MGD (million gallons per day)2022
WASHTUCNA STPWashtucna0.04 MGD (million gallons per day)2022
BERK CO PSSD - POTOMAC WWTPFalling Waters0.04 MGD (million gallons per day)2022
MT ZION WWTPGrantsville0.04 MGD (million gallons per day)2022
PAGE KINCAID PSD - ROBSON WWTPKincaid0.04 MGD (million gallons per day)2022
CAPON BRIDGE WWTPCapon Bridge0.04 MGD (million gallons per day)2022
HARDY CO PSD - BAKER WWTPBaker0.04 MGD (million gallons per day)2022
TUNNELTON WWTPTunnelton0.04 MGD (million gallons per day)2022
CAIRO WWTPCairo0.04 MGD (million gallons per day)2022
ALMOND WWTPAlmond0.04 MGD (million gallons per day)2022
BROWNTOWN STPBrowntown0.04 MGD (million gallons per day)2022
MOUNT HOPE STPMount Hope0.04 MGD (million gallons per day)2022
POTTER STPPotter0.04 MGD (million gallons per day)2022
JUDA SD #1 WWTPJuda0.04 MGD (million gallons per day)2022
SCANDINAVIA STPScandinavia0.04 MGD (million gallons per day)2022
UNION CENTER WWTPUnion Center0.04 MGD (million gallons per day)2022
WEYERHAEUSER STPWeyerhaeuser0.04 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.