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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
Yreka WWTFYreka1 MGD (million gallons per day)2022
GREENFIELD WWTFGreenfield1 MGD (million gallons per day)2022
Cambria WQCPCambria1 MGD (million gallons per day)2022
MONTECITO WWTFSanta Barbara1 MGD (million gallons per day)2022
Lathrop Consolidated Treatment FacilityLathrop1 MGD (million gallons per day)2022
ORANGE COVE WWTFOrange Cove1 MGD (million gallons per day)2022
Woodlake WWTFWoodlake1 MGD (million gallons per day)2022
LINDSAY WWTFLindsay1 MGD (million gallons per day)2022
WATERFORD WWTPWaterford1 MGD (million gallons per day)2022
HILMAR W.T.P.Hilmar1 MGD (million gallons per day)2022
Hi Desert WWRFYucca Valley1 MGD (million gallons per day)2022
Corona WWTP #3Corona1 MGD (million gallons per day)2022
Gafner Water Recycling FacilityCarlsbad1 MGD (million gallons per day)2022
ST CHARLES MESA WWTPPueblo1 MGD (million gallons per day)2022
Pinery WSDParker1 MGD (million gallons per day)2022
SNAKE RIVER WWTFDillon1 MGD (million gallons per day)2022
CRIPPLE CREEK WWTPCripple Creek1 MGD (million gallons per day)2022
Easter Seals Rocky Mountain VillageIdaho Springs1 MGD (million gallons per day)2022
RIDGEFIELD WPCFRidgefield1 MGD (million gallons per day)2022
Sunbridge Water Reclamation Facility (WRF)Kissimmee1 MGD (million gallons per day)2022
JEA Julington Creek WWTFJacksonville1 MGD (million gallons per day)2022
BCUD / North Regional WWTPMims1 MGD (million gallons per day)2022
Apalachicola WWTFApalachicola1 MGD (million gallons per day)2022
MONTICELLO WWTPMonticello1 MGD (million gallons per day)2022
Minneola WWTFMinneola1 MGD (million gallons per day)2022
Stonecrest WWTFSummerfield1 MGD (million gallons per day)2022
Russell FW Stephenson WWTFMary Esther1 MGD (million gallons per day)2022
Jerry D. Mitchem WRF at Bob Sykes Industrial ParkCrestview1 MGD (million gallons per day)2022
Sun Ray WWTPFrostproof1 MGD (million gallons per day)2022
FORT MEADE STPFort Meade1 MGD (million gallons per day)2022
FLAGLER BEACH WWTPFlagler Beach1 MGD (million gallons per day)2022
Lady Lake WWTFLady Lake1 MGD (million gallons per day)2022
Groveland- Sunshine Parkway WWTFMinneola1 MGD (million gallons per day)2022
Jekyll IslandJekyll Island1 MGD (million gallons per day)2022
Jefferson (Central City LAS)Jefferson1 MGD (million gallons per day)2022
Cherokee County (Riverbend WWTP)Ball Ground1 MGD (million gallons per day)2022
Blue Ridge WWTFBlue Ridge1 MGD (million gallons per day)2022
City of Chatsworth Mill Creek WPCPChatsworth1 MGD (million gallons per day)2022
Metter LASMetter1 MGD (million gallons per day)2022
Tallapoosa WPCPTallapoosa1 MGD (million gallons per day)2022
Blackshear LASBlackshear1 MGD (million gallons per day)2022
Blairsville WPCPBlairsville1 MGD (million gallons per day)2022
H. M. Shingler WPCPDonalsonville1 MGD (million gallons per day)2022
Flowery Branch WPCPFlowery Branch1 MGD (million gallons per day)2022
Greensboro South WPCPGreensboro1 MGD (million gallons per day)2022
Coppermine Road WPCP LASHiram1 MGD (million gallons per day)2022
Rincon WPCPRincon1 MGD (million gallons per day)2022
Temple LAS WPCPTemple1 MGD (million gallons per day)2022
Trenton WPCPTrenton1 MGD (million gallons per day)2022
Adairsville North WPCPAdairsville1 MGD (million gallons per day)2022
Coppermine Road WPCPHiram1 MGD (million gallons per day)2022
Dawson Forest WRFDawsonville1 MGD (million gallons per day)2022
Effingham County LASGuyton1 MGD (million gallons per day)2022
GOODING STPGooding1 MGD (million gallons per day)2022
DIXON CORRECTIONAL CENTER SEWAGE TREATMENTDixon1 MGD (million gallons per day)2022
POPLAR GROVE SOUTH STPPoplar Grove1 MGD (million gallons per day)2022
PERU WWTP 2Peru1 MGD (million gallons per day)2022
GREENROCK-COLONA REG STPColona1 MGD (million gallons per day)2022
JERSEYVILLE STP SOUTHJerseyville1 MGD (million gallons per day)2022
LAWRENCEVILLE STPLawrenceville1 MGD (million gallons per day)2022
Mill Creek Water Reclamation DistriGeneva1 MGD (million gallons per day)2022
Gilberts, Village ofGilberts1 MGD (million gallons per day)2022
FLORA STPFlora1 MGD (million gallons per day)2022
MONTICELLO STP & COLLECTION SYSTEMMonticello1 MGD (million gallons per day)2022
SHERIDAN WWTPSheridan1 MGD (million gallons per day)2022
CHESTERFIELDAnderson1 MGD (million gallons per day)2022
OAKLAND CITY WWTPOakland City1 MGD (million gallons per day)2022
STEUBEN LAKES RSDAngola1 MGD (million gallons per day)2022
LOOGOOTEE STPLoogootee1 MGD (million gallons per day)2022
CENTERVILLE WWTPCenterville1 MGD (million gallons per day)2022
Corydon #2 SatelliteCorydon1 MGD (million gallons per day)2022
MULVANE WWTPMulvane1 MGD (million gallons per day)2022
VALLEY CENTER WWTPValley Center1 MGD (million gallons per day)2022
EDGERTON WWTPEdgerton1 MGD (million gallons per day)2022
LARNED WWTPLarned1 MGD (million gallons per day)2022
COLBY WWTPColby1 MGD (million gallons per day)2022
ROSE HILL WWTPRose Hill1 MGD (million gallons per day)2022
WILMORE WWTPWilmore1 MGD (million gallons per day)2022
Paducah McCracken Co JSA - ReidlandPaducah1 MGD (million gallons per day)2022
BENTON STP & CSBenton1 MGD (million gallons per day)2022
EDDYVILLE STPEddyville1 MGD (million gallons per day)2022
LANCASTER STPLancaster1 MGD (million gallons per day)2022
Paintsville Honey Branch WWTPVan Lear1 MGD (million gallons per day)2022
MSD-OCEA - KSR WWTPLa Grange1 MGD (million gallons per day)2022
North Madison Co SD - Regional WWTPRichmond1 MGD (million gallons per day)2022
BUNKIE STPBunkie1 MGD (million gallons per day)2022
MINDEN TREATMENT PLANTMinden1 MGD (million gallons per day)2022
PORT SULPHUR STPPort Sulphur1 MGD (million gallons per day)2022
PORT ALLEN STPPort Allen1 MGD (million gallons per day)2022
FAZENDVILLE PLANTChalmette1 MGD (million gallons per day)2022
BELFAST S T PBelfast1 MGD (million gallons per day)2022
WELLS WWTFWells1 MGD (million gallons per day)2022
Meadow View WWTPElkton1 MGD (million gallons per day)2022
THURMONT WWTPThurmont1 MGD (million gallons per day)2022
CRISFIELD WWTPCrisfield1 MGD (million gallons per day)2022
Winebrenner WWTPCascade1 MGD (million gallons per day)2022
Ware Sewerage Collection System and WWTFWare1 MGD (million gallons per day)2022
Belchertown Sewerage Collection System and WWTFBelchertown1 MGD (million gallons per day)2022
EATON RAPIDS WWTPEaton Rapids1 MGD (million gallons per day)2022
LOWELL STPLowell1 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.