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

Wastewater treatment plants in United States · Missouri

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836 inventory records · EPA Clean Watersheds Needs Survey 2022

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

836 results

CompareNameNative sizeYear
Fair Grove WWTPFair Grove0.4 MGD (million gallons per day)2022
DCSD, Wyndgate Subdivision WWTFO Fallon0.4 MGD (million gallons per day)2022
Slater WWTPSlater0.4 MGD (million gallons per day)2022
Stockton WWTPStockton0.4 MGD (million gallons per day)2022
Houston Brushy Creek WWTPHouston0.4 MGD (million gallons per day)2022
Ironton WWTPIronton0.4 MGD (million gallons per day)2022
Steele Aerated LagoonSteele0.39 MGD (million gallons per day)2022
New Madrid WWTPNew Madrid0.39 MGD (million gallons per day)2022
Seymour WWTPSeymour0.378 MGD (million gallons per day)2022
Concordia S.E. LagoonConcordia0.374 MGD (million gallons per day)2022
Canton WWTPCanton0.36 MGD (million gallons per day)2022
Richland WWTPRichland0.36 MGD (million gallons per day)2022
Dixon WWTPDixon0.36 MGD (million gallons per day)2022
Clarkton WWTPClarkton0.35 MGD (million gallons per day)2022
Bernie WWTPBernie0.35 MGD (million gallons per day)2022
Piedmont WWTPPiedmont0.35 MGD (million gallons per day)2022
Lodge of the Four Seasons WWTPLake Ozark0.33 MGD (million gallons per day)2022
Steelville WWTPSteelville0.33 MGD (million gallons per day)2022
Ash Grove WWTPAsh Grove0.33 MGD (million gallons per day)2022
New Haven WWTPNew Haven0.33 MGD (million gallons per day)2022
Hillsboro WW ReclamationHillsboro0.32 MGD (million gallons per day)2022
Lake Lotawana WWTPLees Summit0.318 MGD (million gallons per day)2022
Golden City WWTPGolden City0.31 MGD (million gallons per day)2022
Mansfield WWTPMansfield0.31 MGD (million gallons per day)2022
Lake Lotawana CID WWTP 1Lees Summit0.3 MGD (million gallons per day)2022
Bloomfield WWTPBloomfield0.3 MGD (million gallons per day)2022
Miner STPSikeston0.3 MGD (million gallons per day)2022
Weston WWTPWeston0.3 MGD (million gallons per day)2022
Crane WWTPCrane0.3 MGD (million gallons per day)2022
Gower WWTPGower0.3 MGD (million gallons per day)2022
Montgomery City Clear Creek WWTPMontgomery City0.3 MGD (million gallons per day)2022
Gallatin WWTPGallatin0.3 MGD (million gallons per day)2022
La Grange WWTPLa Grange0.3 MGD (million gallons per day)2022
Racquet Club WWTPLake Ozark0.293 MGD (million gallons per day)2022
Eminence WWTPEminence0.292 MGD (million gallons per day)2022
Holden WWTPHolden0.29 MGD (million gallons per day)2022
Rich Hill WWTFRich Hill0.29 MGD (million gallons per day)2022
JCPSD Raintree Plantation WWTPHillsboro0.28 MGD (million gallons per day)2022
Tarkio WWTPTarkio0.28 MGD (million gallons per day)2022
Sweet Springs WWTPSweet Springs0.271 MGD (million gallons per day)2022
Reeds Spring WWTPReeds Spring0.27 MGD (million gallons per day)2022
Campbell WWTPCampbell0.27 MGD (million gallons per day)2022
Adrian WWTPAdrian0.27 MGD (million gallons per day)2022
FCPWSD #3, St. AlbansSaint Albans0.268 MGD (million gallons per day)2022
Plattsburg WWTPPlattsburg0.268 MGD (million gallons per day)2022
Marble Hill WWTFMarble Hill0.26 MGD (million gallons per day)2022
Senath WWTPSenath0.256 MGD (million gallons per day)2022
Potosi WWTP #3Potosi0.25 MGD (million gallons per day)2022
SCCPWSD #2 Providence Estates WWTPForistell0.25 MGD (million gallons per day)2022
Kingdom City WWTPKingdom City0.25 MGD (million gallons per day)2022
Bismarck WWTPBismarck0.25 MGD (million gallons per day)2022
Clever WWTPClever0.25 MGD (million gallons per day)2022
Laurie WWTFLaurie0.25 MGD (million gallons per day)2022
Ellington WWTPEllington0.245 MGD (million gallons per day)2022
Village of Country Club WWTFSaint Joseph0.24 MGD (million gallons per day)2022
Van Buren WWTPVan Buren0.24 MGD (million gallons per day)2022
Lockwood WWTPLockwood0.24 MGD (million gallons per day)2022
Windsor SW LagoonWindsor0.237 MGD (million gallons per day)2022
Elsberry WWTPElsberry0.236 MGD (million gallons per day)2022
Lathrop WWTPLathrop0.23 MGD (million gallons per day)2022
Box Canyon Watershed WWTPBranson0.225 MGD (million gallons per day)2022
Edina WWTPEdina0.22 MGD (million gallons per day)2022
La Plata WWTFLa Plata0.22 MGD (million gallons per day)2022
Granby WWTPGranby0.22 MGD (million gallons per day)2022
New Franklin WWTPNew Franklin0.22 MGD (million gallons per day)2022
Potosi WWTF #2Cadet0.21 MGD (million gallons per day)2022
Lilbourn WWTPLilbourn0.21 MGD (million gallons per day)2022
Rockport WWTPRock Port0.21 MGD (million gallons per day)2022
Memphis WWTPMemphis0.21 MGD (million gallons per day)2022
Diamond West WWTPDiamond0.208 MGD (million gallons per day)2022
Salisbury N. WWTPSalisbury0.205 MGD (million gallons per day)2022
Sparta WWTPSparta0.2 MGD (million gallons per day)2022
Valle Lake Sewer DistrictDe Soto0.2 MGD (million gallons per day)2022
Albany WWTPAlbany0.2 MGD (million gallons per day)2022
Noel WWTPNoel0.2 MGD (million gallons per day)2022
Crocker WWTPCrocker0.2 MGD (million gallons per day)2022
Paris WWTPParis0.2 MGD (million gallons per day)2022
Viburnum WWTPViburnum0.2 MGD (million gallons per day)2022
Lincoln WWTPLincoln0.2 MGD (million gallons per day)2022
Pierce City WWTPPierce City0.2 MGD (million gallons per day)2022
Winfield WWTPWinfield0.196 MGD (million gallons per day)2022
Princeton WWTPPrinceton0.191 MGD (million gallons per day)2022
Matthews WWTPMatthews0.19 MGD (million gallons per day)2022
Stoddard County CSD No. 1 WWTPDexter0.188 MGD (million gallons per day)2022
Stoddard County Common S.D. No. 1Dexter0.188 MGD (million gallons per day)2022
Gravois Arm S.D.-Phase IIGravois Mills0.188 MGD (million gallons per day)2022
Stanberry WWTPStanberry0.187 MGD (million gallons per day)2022
Catawissa WWTPCatawissa0.185 MGD (million gallons per day)2022
East Butler County Sewer DistrictPoplar Bluff0.18 MGD (million gallons per day)2022
Belle WWTPBelle0.18 MGD (million gallons per day)2022
FCPWSD#1, Krakow Area LagWashington0.18 MGD (million gallons per day)2022
Advance WWTPAdvance0.18 MGD (million gallons per day)2022
Glasgow WWTPGlasgow0.18 MGD (million gallons per day)2022
Fremont Hills WWTFNixa0.176 MGD (million gallons per day)2022
Winona WWTPWinona0.175 MGD (million gallons per day)2022
Parma WWTPParma0.174 MGD (million gallons per day)2022
Morehouse WWTPMorehouse0.17 MGD (million gallons per day)2022
Oran WWTPOran0.169 MGD (million gallons per day)2022
Seligman WWTPSeligman0.164 MGD (million gallons per day)2022
Sunny Slope Country Club Drive WWTPCamdenton0.162 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.