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

Wastewater treatment plants in United States · Arkansas

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360 inventory records · EPA Clean Watersheds Needs Survey 2022

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

360 results

CompareNameNative sizeYear
Runyan Acres SID 211Sherwood0.7 MGD (million gallons per day)2022
Clarendon WWTPClarendon0.7 MGD (million gallons per day)2022
Brinkley WWTPBrinkley0.7 MGD (million gallons per day)2022
Pocahontas WWTPPocahontas0.685 MGD (million gallons per day)2022
Sheridan WWTPSheridan0.676 MGD (million gallons per day)2022
Bald Knob WWTPBald Knob0.675 MGD (million gallons per day)2022
Shannon Hills WWTPAlexander0.641 MGD (million gallons per day)2022
Gosnell WWTPGosnell0.633 MGD (million gallons per day)2022
Sherwood - South WWTPSherwood0.6 MGD (million gallons per day)2022
Eudora WWTPEudora0.6 MGD (million gallons per day)2022
McGehee WWTPMc Gehee0.6 MGD (million gallons per day)2022
Marianna - East WWTPMarianna0.6 MGD (million gallons per day)2022
Manila WWTPManila0.6 MGD (million gallons per day)2022
Murfreesboro WWTPMurfreesboro0.6 MGD (million gallons per day)2022
Weiner WWTPWeiner0.6 MGD (million gallons per day)2022
Haskell - North WWTPBenton0.6 MGD (million gallons per day)2022
Augusta WWTPAugusta0.6 MGD (million gallons per day)2022
Earle WWTPEarle0.59 MGD (million gallons per day)2022
Piggott WWTPPiggott0.58 MGD (million gallons per day)2022
England WWTPEngland0.58 MGD (million gallons per day)2022
Bull Shoals WWTPBull Shoals0.573 MGD (million gallons per day)2022
Gravette WWTPGravette0.56 MGD (million gallons per day)2022
Holiday Island SID WWTPBeaver0.5 MGD (million gallons per day)2022
Gentry WWTPGentry0.5 MGD (million gallons per day)2022
Rector WWTPRector0.5 MGD (million gallons per day)2022
Brookland WWTPBrookland0.5 MGD (million gallons per day)2022
Turrell WWTPTurrell0.5 MGD (million gallons per day)2022
Parkin WWTPParkin0.5 MGD (million gallons per day)2022
Charleston WWTPCharleston0.5 MGD (million gallons per day)2022
Marshall WWTPMarshall0.5 MGD (million gallons per day)2022
Vilonia WWTPVilonia0.5 MGD (million gallons per day)2022
Cotter-Gassville WWTPCotter0.5 MGD (million gallons per day)2022
Des Arc WWTPDes Arc0.5 MGD (million gallons per day)2022
Smackover WWTPSmackover0.5 MGD (million gallons per day)2022
Lincoln WWTPLincoln0.5 MGD (million gallons per day)2022
Hamburg WWTPHamburg0.47 MGD (million gallons per day)2022
Wrightsville WWTPWrightsville0.47 MGD (million gallons per day)2022
North Crossett WWTPCrossett0.45 MGD (million gallons per day)2022
Mansfield WWTPMansfield0.45 MGD (million gallons per day)2022
Cave City WWTPCave City0.45 MGD (million gallons per day)2022
Gravel Ridge SID #213 WWTPSherwood0.425 MGD (million gallons per day)2022
Marked Tree WWTPMarked Tree0.42 MGD (million gallons per day)2022
Carlisle WWTPCarlisle0.412 MGD (million gallons per day)2022
Hoxie WWTPHoxie0.41 MGD (million gallons per day)2022
Glenwood WWTPGlenwood0.41 MGD (million gallons per day)2022
Melbourne WWTPMelbourne0.41 MGD (million gallons per day)2022
Harrisburg WWTPHarrisburg0.403 MGD (million gallons per day)2022
Marianna - North WWTPMarianna0.4 MGD (million gallons per day)2022
Austin WWTPAustin0.4 MGD (million gallons per day)2022
Lavaca WWTPLavaca0.4 MGD (million gallons per day)2022
Cotton Plant WWTPCotton Plant0.4 MGD (million gallons per day)2022
McCrory WWTPMc Crory0.39 MGD (million gallons per day)2022
Star City WWTPStar City0.375 MGD (million gallons per day)2022
Sugarloaf WTD WWTPDiamond City0.362 MGD (million gallons per day)2022
Monette WWTPMonette0.35 MGD (million gallons per day)2022
Salem WWTPSalem0.35 MGD (million gallons per day)2022
Waldo WWTPWaldo0.35 MGD (million gallons per day)2022
Marmaduke WWTPMarmaduke0.34 MGD (million gallons per day)2022
Lake City WWTPLake City0.314 MGD (million gallons per day)2022
Rison WWTPRison0.31 MGD (million gallons per day)2022
Hampton WWTPHampton0.3 MGD (million gallons per day)2022
Mulberry WWTPMulberry0.3 MGD (million gallons per day)2022
Lepanto WWTPLepanto0.3 MGD (million gallons per day)2022
Wilson WWTPWilson0.3 MGD (million gallons per day)2022
Lewisville WWTPLewisville0.3 MGD (million gallons per day)2022
Pottsville WWTPPottsville0.3 MGD (million gallons per day)2022
Foreman WWTPForeman0.28 MGD (million gallons per day)2022
Hazen WWTPHazen0.275 MGD (million gallons per day)2022
Caddo Valley WWTPFriendship0.27 MGD (million gallons per day)2022
Southside Public Water Authority WWTPBatesville0.25 MGD (million gallons per day)2022
Bono WWTPBono0.25 MGD (million gallons per day)2022
Calico Rock WWTPCalico Rock0.25 MGD (million gallons per day)2022
Kensett WWTPKensett0.25 MGD (million gallons per day)2022
Dierks WWTPDierks0.23 MGD (million gallons per day)2022
Diaz WWTPDiaz0.23 MGD (million gallons per day)2022
Leachville WWTPLeachville0.23 MGD (million gallons per day)2022
Luxora WWTPLuxora0.23 MGD (million gallons per day)2022
Tuckerman WWTPTuckerman0.22 MGD (million gallons per day)2022
Marvell WWTPMarvell0.22 MGD (million gallons per day)2022
Hughes WWTPHughes0.22 MGD (million gallons per day)2022
Newark WWTPNewark0.2 MGD (million gallons per day)2022
Saline Co W&SFB WWTPAlexander0.2 MGD (million gallons per day)2022
Horseshoe Bend - White Oak WWTPHorseshoe Bend0.2 MGD (million gallons per day)2022
McNeil WWTPMc Neil0.2 MGD (million gallons per day)2022
Bradford WWTPBradford0.2 MGD (million gallons per day)2022
Mineral Springs WWTPMineral Springs0.2 MGD (million gallons per day)2022
Mount Ida WWTPMount Ida0.2 MGD (million gallons per day)2022
Stephens WWTPStephens0.2 MGD (million gallons per day)2022
London WWTPLondon0.2 MGD (million gallons per day)2022
De Valls Bluff WWTPDe Valls Bluff0.2 MGD (million gallons per day)2022
Judsonia WWTPJudsonia0.2 MGD (million gallons per day)2022
Pangburn WWTPPangburn0.2 MGD (million gallons per day)2022
Havana WWTPHavana0.2 MGD (million gallons per day)2022
Gillham Regional WWD WWTPGillham0.2 MGD (million gallons per day)2022
Norphlet WWTPNorphlet0.18 MGD (million gallons per day)2022
Ola WWTPOla0.18 MGD (million gallons per day)2022
Flippin WWTPFlippin0.175 MGD (million gallons per day)2022
Leslie WWTPLeslie0.175 MGD (million gallons per day)2022
Hardy WWTPHardy0.175 MGD (million gallons per day)2022
Fouke WWTPFouke0.17 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.