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

Wastewater treatment plants in United States · Oklahoma

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486 inventory records · EPA Clean Watersheds Needs Survey 2022

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

486 results

CompareNameNative sizeYear
MOORELAND WWTMooreland0.15 MGD (million gallons per day)2022
WISTER WWTWister0.145 MGD (million gallons per day)2022
WELEETKA PWA WWTWeleetka0.144 MGD (million gallons per day)2022
AFTON PWA WWTAfton0.14 MGD (million gallons per day)2022
OKARCHE WWTOkarche0.14 MGD (million gallons per day)2022
GEARY WWTGeary0.14 MGD (million gallons per day)2022
ERICK WWTErick0.14 MGD (million gallons per day)2022
WRIGHT CITY WWTWright City0.14 MGD (million gallons per day)2022
SALINA PWA WWTSalina0.14 MGD (million gallons per day)2022
GOODWELL WWTGoodwell0.14 MGD (million gallons per day)2022
CYRIL WWTCyril0.135 MGD (million gallons per day)2022
SPERRY USA WWTSperry0.132 MGD (million gallons per day)2022
TEMPLE WWTTemple0.13 MGD (million gallons per day)2022
LANGLEY WWTLangley0.13 MGD (million gallons per day)2022
FLETCHER WWTFletcher0.13 MGD (million gallons per day)2022
CRESCENT WWTCrescent0.13 MGD (million gallons per day)2022
QUAPAW PWA WWTQuapaw0.13 MGD (million gallons per day)2022
HAILEYVILLE WWTHaileyville0.13 MGD (million gallons per day)2022
CADDO WWTCaddo0.128 MGD (million gallons per day)2022
OILTON PWA WWTOilton0.123 MGD (million gallons per day)2022
DICKSON WWTMannsville0.12 MGD (million gallons per day)2022
POCOLA MA WWTPocola0.12 MGD (million gallons per day)2022
KIEFER PWA WWTKiefer0.12 MGD (million gallons per day)2022
SEILING WWTSeiling0.12 MGD (million gallons per day)2022
NORTH ENID WWTEnid0.12 MGD (million gallons per day)2022
Grady County RWD #7 (Ninnekah) WWTNinnekah0.12 MGD (million gallons per day)2022
BLAIR WWTBlair0.12 MGD (million gallons per day)2022
WELLSTON PWA WWTWellston0.12 MGD (million gallons per day)2022
WAYNOKA WWTWaynoka0.12 MGD (million gallons per day)2022
FAIRLAND PWA WWTFairland0.115 MGD (million gallons per day)2022
DAVENPORT UA WWTDavenport0.115 MGD (million gallons per day)2022
BIG CABIN WWTBig Cabin0.11 MGD (million gallons per day)2022
LOGAN CO. #1 (GREEN OAKS) WWTGuthrie0.11 MGD (million gallons per day)2022
DEWAR WWTDewar0.11 MGD (million gallons per day)2022
QUINTON WWTQuinton0.11 MGD (million gallons per day)2022
CLAYTON PWA WWTClayton0.11 MGD (million gallons per day)2022
CARNEY PU WWTCarney0.105 MGD (million gallons per day)2022
COPAN WWTCopan0.105 MGD (million gallons per day)2022
BINGER WWTBinger0.103 MGD (million gallons per day)2022
WETUMKA WWT (SOUTH)Wetumka0.102 MGD (million gallons per day)2022
ARDMORE AIRPARK WWTArdmore0.1 MGD (million gallons per day)2022
HYDRO WWTHydro0.1 MGD (million gallons per day)2022
BURNS FLAT (SOUTH) WWTBurns Flat0.1 MGD (million gallons per day)2022
BURNS FLAT (NORTH) WWTBurns Flat0.1 MGD (million gallons per day)2022
ALLEN WWTAllen0.1 MGD (million gallons per day)2022
LUTHER WWTLuther0.1 MGD (million gallons per day)2022
KELLYVILLE PWA WWTKellyville0.1 MGD (million gallons per day)2022
COLBERT PUA WWTColbert0.1 MGD (million gallons per day)2022
FORT TOWSON WWTFort Towson0.1 MGD (million gallons per day)2022
ENID STATE SCHOOL WWTEnid0.1 MGD (million gallons per day)2022
LAVERNE WWTLaverne0.1 MGD (million gallons per day)2022
RINGLING LAGOONRingling0.1 MGD (million gallons per day)2022
BEGGS WWTBeggs0.1 MGD (million gallons per day)2022
TEXHOMA WWTTexhoma0.1 MGD (million gallons per day)2022
TIPTON WWTTipton0.1 MGD (million gallons per day)2022
SAVANNA WWTSavanna0.095 MGD (million gallons per day)2022
STERLING WWTSterling0.095 MGD (million gallons per day)2022
POND CREEK WWTPond Creek0.095 MGD (million gallons per day)2022
ADAIR WWTAdair0.095 MGD (million gallons per day)2022
AVANT PWA WWTAvant0.091 MGD (million gallons per day)2022
BOKCHITO WWTBokchito0.09 MGD (million gallons per day)2022
WELCH WWTWelch0.09 MGD (million gallons per day)2022
ARAPAHO WWTArapaho0.09 MGD (million gallons per day)2022
THOMAS PWA WWTThomas0.09 MGD (million gallons per day)2022
ELMORE CITY WWTElmore City0.09 MGD (million gallons per day)2022
MCCURTAIN WWTMccurtain0.09 MGD (million gallons per day)2022
MOUNTAIN VIEW PWA WWTMountain View0.09 MGD (million gallons per day)2022
RED OAK PWA WWTRed Oak0.09 MGD (million gallons per day)2022
TYRONE WWTTyrone0.09 MGD (million gallons per day)2022
CEMENT PWA WWTCement0.085 MGD (million gallons per day)2022
FORT COBB WWTFort Cobb0.085 MGD (million gallons per day)2022
VICI WWTVici0.08 MGD (million gallons per day)2022
KIOWA WWTKiowa0.08 MGD (million gallons per day)2022
PAOLI WWTPaoli0.08 MGD (million gallons per day)2022
CALUMET WWTCalumet0.08 MGD (million gallons per day)2022
GERONIMO NORTH WWTGeronimo0.08 MGD (million gallons per day)2022
FORGAN WWTForgan0.08 MGD (million gallons per day)2022
CANTON WWTCanton0.08 MGD (million gallons per day)2022
CHEYENNE WWTCheyenne0.08 MGD (million gallons per day)2022
PORTER PWA WWTPorter0.08 MGD (million gallons per day)2022
SENTINEL WWTSentinel0.08 MGD (million gallons per day)2022
SHIDLER WWTShidler0.077 MGD (million gallons per day)2022
SHADY POINT PWA WWTShady Point0.076 MGD (million gallons per day)2022
COLCORD WWTColcord0.076 MGD (million gallons per day)2022
HULBERT PWA WWTHulbert0.075 MGD (million gallons per day)2022
LAHOMA WWTLahoma0.075 MGD (million gallons per day)2022
KEOTA PWA WWTKeota0.075 MGD (million gallons per day)2022
WAYNE WWTWayne0.075 MGD (million gallons per day)2022
BILLINGS WWTBillings0.072 MGD (million gallons per day)2022
PORUM PWA WWTPorum0.07 MGD (million gallons per day)2022
COVINGTON WWTCovington0.07 MGD (million gallons per day)2022
LEFLORE #5 (HOWE) WWTLeflore0.07 MGD (million gallons per day)2022
ACHILLE PUA WWTAchille0.07 MGD (million gallons per day)2022
KANSAS WWTKansas0.07 MGD (million gallons per day)2022
ARNETT WWTArnett0.07 MGD (million gallons per day)2022
DRUMMOND PWA WWTDrummond0.07 MGD (million gallons per day)2022
ELDORADO WWTEldorado0.07 MGD (million gallons per day)2022
MANNSVILLE WWTMannsville0.07 MGD (million gallons per day)2022
CASHION WWTCashion0.07 MGD (million gallons per day)2022
STONEWALL WWTStonewall0.07 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.