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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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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
OROVADA Sewer Treatment PlantOrovada0.02 MGD (million gallons per day)2022
Stratford Millhouse WWTFNorth Stratford0.02 MGD (million gallons per day)2022
ABIQUIU LAGOONSanta Fe0.02 MGD (million gallons per day)2022
ENCINAL VILLAGE PONDPaguate0.02 MGD (million gallons per day)2022
Corona, Village ofCorona0.02 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
KELFORD WWTPKelford0.02 MGD (million gallons per day)2022
TOWER CITY WASTEWATERTower City0.02 MGD (million gallons per day)2022
LEONARD WASTEWATERLeonard0.02 MGD (million gallons per day)2022
HUNTER WASTEWATERHunter0.02 MGD (million gallons per day)2022
GRANDIN WASTEWATERGrandin0.02 MGD (million gallons per day)2022
ZEELAND WASTEWATERZeeland0.02 MGD (million gallons per day)2022
SAWYER WASTEWATERSawyer0.02 MGD (million gallons per day)2022
ROCK LAKE WASTEWATERRocklake0.02 MGD (million gallons per day)2022
REEDER WASTEWATERReeder0.02 MGD (million gallons per day)2022
MANVEL WASTEWATERManvel0.02 MGD (million gallons per day)2022
LANSFORD WASTEWATERLansford0.02 MGD (million gallons per day)2022
HAZELTON WASTEWATERHazelton0.02 MGD (million gallons per day)2022
FAIRMOUNT WASTEWATERFairmount0.02 MGD (million gallons per day)2022
COLUMBUS WASTEWATERColumbus0.02 MGD (million gallons per day)2022
ABERCROMBIE WASTEWATERAbercrombie0.02 MGD (million gallons per day)2022
VERONA WASTEWATERVerona0.02 MGD (million gallons per day)2022
MOUNTAIN WASTEWATERMountain0.02 MGD (million gallons per day)2022
COLFAX WASTEWATERColfax0.02 MGD (million gallons per day)2022
ADAMS WASTEWATERAdams0.02 MGD (million gallons per day)2022
ALEXANDER WASTEWATERAlexander0.02 MGD (million gallons per day)2022
BINFORD WASTEWATERBinford0.02 MGD (million gallons per day)2022
BOWDON WASTEWATERBowdon0.02 MGD (million gallons per day)2022
BUXTON WASTEWATERBuxton0.02 MGD (million gallons per day)2022
COGSWELL WASTEWATERCogswell0.02 MGD (million gallons per day)2022
CRARY WASTEWATERCrary0.02 MGD (million gallons per day)2022
CRYSTAL WASTEWATERCrystal0.02 MGD (million gallons per day)2022
DES LACS WASTEWATERDes Lacs0.02 MGD (million gallons per day)2022
EDINBURG WASTEWATEREdinburg0.02 MGD (million gallons per day)2022
EPPING WASTEWATEREpping0.02 MGD (million gallons per day)2022
ESMOND WASTEWATEREsmond0.02 MGD (million gallons per day)2022
FLASHER WASTEWATERFlasher0.02 MGD (million gallons per day)2022
FORDVILLE WASTEWATERFordville0.02 MGD (million gallons per day)2022
GILBY WASTEWATERGilby0.02 MGD (million gallons per day)2022
GLENFIELD WASTEWATERGlenfield0.02 MGD (million gallons per day)2022
GRENORA WASTEWATERGrenora0.02 MGD (million gallons per day)2022
HAGUE WASTEWATERHague0.02 MGD (million gallons per day)2022
HALLIDAY WASTEWATERHalliday0.02 MGD (million gallons per day)2022
HANNAFORD WASTEWATERHannaford0.02 MGD (million gallons per day)2022
KARLSRUHE WASTEWATERKarlsruhe0.02 MGD (million gallons per day)2022
KENSAL WASTEWATERKensal0.02 MGD (million gallons per day)2022
LANKIN WASTEWATERLankin0.02 MGD (million gallons per day)2022
LITCHVILLE WASTEWATERLitchville0.02 MGD (million gallons per day)2022
MARMARTH WASTEWATERMarmarth0.02 MGD (million gallons per day)2022
MAXBASS WASTEWATERMaxbass0.02 MGD (million gallons per day)2022
MEDORA WASTEWATERMedora0.02 MGD (million gallons per day)2022
MILTON WASTEWATERMilton0.02 MGD (million gallons per day)2022
MOORETON WASTEWATERMooreton0.02 MGD (million gallons per day)2022
OBERON WASTEWATEROberon0.02 MGD (million gallons per day)2022
ORISKA WASTEWATEROriska0.02 MGD (million gallons per day)2022
OSNABROCK WASTEWATEROsnabrock0.02 MGD (million gallons per day)2022
PETERSBURG WASTEWATERPetersburg0.02 MGD (million gallons per day)2022
PICK CITY WASTEWATERRiverdale0.02 MGD (million gallons per day)2022
REYNOLDS WASTEWATERReynolds0.02 MGD (million gallons per day)2022
ROSS WASTEWATERRoss0.02 MGD (million gallons per day)2022
RUTLAND WASTEWATERRutland0.02 MGD (million gallons per day)2022
ST. JOHN WASTEWATERSaint John0.02 MGD (million gallons per day)2022
SANBORN WASTEWATERSanborn0.02 MGD (million gallons per day)2022
SENTINEL BUTTE WASTEWATERSentinel Butte0.02 MGD (million gallons per day)2022
SHARON WASTEWATERSharon0.02 MGD (million gallons per day)2022
SHELDON WASTEWATERSheldon0.02 MGD (million gallons per day)2022
SYKESTON WASTEWATERSykeston0.02 MGD (million gallons per day)2022
TAPPEN WASTEWATERTappen0.02 MGD (million gallons per day)2022
TAYLOR WASTEWATERTaylor0.02 MGD (million gallons per day)2022
TOLNA WASTEWATERTolna0.02 MGD (million gallons per day)2022
TUTTLE WASTEWATERTuttle0.02 MGD (million gallons per day)2022
UPHAM WASTEWATERUpham0.02 MGD (million gallons per day)2022
WALCOTT WASTEWATERWalcott0.02 MGD (million gallons per day)2022
WILLOW CITY WASTEWATERWillow City0.02 MGD (million gallons per day)2022
WING WASTEWATERWing0.02 MGD (million gallons per day)2022
Village of Dexter City WWTP & collection systemDexter City0.02 MGD (million gallons per day)2022
Kelley's Island WWTP and collection systemKelleys Island0.02 MGD (million gallons per day)2022
Delaware County Home WWTPDelaware0.02 MGD (million gallons per day)2022
Union Co Parrott Village WWTPMarysville0.02 MGD (million gallons per day)2022
Columbiana Co Skyview Acres WWTPWellsville0.02 MGD (million gallons per day)2022
Columbiana Co Roseview Acres WWTPLisbon0.02 MGD (million gallons per day)2022
Shelby Co Hickory Dell Estates WWTPSidney0.02 MGD (million gallons per day)2022
Fulton Co Pleasant View WWTPDelta0.02 MGD (million gallons per day)2022
Lake Co Sunshine Acres WWTPPainesville0.02 MGD (million gallons per day)2022
Lorain Co Plum Creek WWTPColumbia Station0.02 MGD (million gallons per day)2022
Auglaize Co Pleasantview EstatesSaint Marys0.02 MGD (million gallons per day)2022
Pickaway Co Knollwood Village WWTPCircleville0.02 MGD (million gallons per day)2022
Sandusky Co Westwood AcresFremont0.02 MGD (million gallons per day)2022
SOPER WWTSoper0.02 MGD (million gallons per day)2022
BURBANK WWTBurbank0.02 MGD (million gallons per day)2022
BURLINGTON WWTBurlington0.02 MGD (million gallons per day)2022
ATOKA CO. #3 (CANEY) WWTCaney0.02 MGD (million gallons per day)2022
BALKO WWTBalko0.02 MGD (million gallons per day)2022
HITCHCOCK WWTHitchcock0.02 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.