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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
Bearden WWTPBearden0.17 MGD (million gallons per day)2022
Wilmot WWTPWilmot0.165 MGD (million gallons per day)2022
Black Rock WWTPBlack Rock0.165 MGD (million gallons per day)2022
Maple Creek SID WWTPHensley0.16 MGD (million gallons per day)2022
McRae WWTPMc Rae0.16 MGD (million gallons per day)2022
Perryville WWTPPerryville0.15 MGD (million gallons per day)2022
Highland WWTPCherokee Village0.15 MGD (million gallons per day)2022
Amity WWTPAmity0.15 MGD (million gallons per day)2022
Quitman WWTPQuitman0.15 MGD (million gallons per day)2022
Bay WWTPBay0.15 MGD (million gallons per day)2022
Caraway WWTPCaraway0.15 MGD (million gallons per day)2022
Cherry Valley WWTPCherry Valley0.15 MGD (million gallons per day)2022
Mammoth Spring WWTPMammoth Spring0.15 MGD (million gallons per day)2022
Mountain Pine WWTPMountain Pine0.15 MGD (million gallons per day)2022
Strong WWTPStrong0.15 MGD (million gallons per day)2022
Imboden WWTPImboden0.15 MGD (million gallons per day)2022
Altheimer WWTPAltheimer0.15 MGD (million gallons per day)2022
Coal Hill WWTPCoal Hill0.15 MGD (million gallons per day)2022
Bradley WWTPBradley0.15 MGD (million gallons per day)2022
Gould WWTPGould0.15 MGD (million gallons per day)2022
Magazine WWTPMagazine0.15 MGD (million gallons per day)2022
Keiser WWTPKeiser0.15 MGD (million gallons per day)2022
Madison WWTPMadison0.15 MGD (million gallons per day)2022
Palestine WWTPPalestine0.15 MGD (million gallons per day)2022
Wheatley WWTPWheatley0.15 MGD (million gallons per day)2022
Horatio WWTPHoratio0.15 MGD (million gallons per day)2022
Lockesburg WWTPLockesburg0.15 MGD (million gallons per day)2022
Ash Flat WWTPAsh Flat0.15 MGD (million gallons per day)2022
Stamps WWTPStamps0.149 MGD (million gallons per day)2022
Damascus City of, Gus Blass Reservation WWTPDamascus0.144 MGD (million gallons per day)2022
Higginson WWTPHigginson0.144 MGD (million gallons per day)2022
Huttig WWTPHuttig0.138 MGD (million gallons per day)2022
Junction City WWTPJunction City0.13 MGD (million gallons per day)2022
Bauxite WWTPBauxite0.125 MGD (million gallons per day)2022
Gillett WWTPGillett0.12 MGD (million gallons per day)2022
Mountainburg WWTPMountainburg0.12 MGD (million gallons per day)2022
Delight WWTPDelight0.12 MGD (million gallons per day)2022
Redfield WWTPRedfield0.12 MGD (million gallons per day)2022
Tyronza WWTPTyronza0.12 MGD (million gallons per day)2022
Biscoe WWTPBiscoe0.12 MGD (million gallons per day)2022
Calion WWTPCalion0.112 MGD (million gallons per day)2022
Grady WWTPGrady0.11 MGD (million gallons per day)2022
Huntington WWTPHuntington0.11 MGD (million gallons per day)2022
Montrose WWTPMontrose0.108 MGD (million gallons per day)2022
Swifton WWTPSwifton0.108 MGD (million gallons per day)2022
Lamar WWTPLamar0.106 MGD (million gallons per day)2022
Lost Bridge WWTPGarfield0.105 MGD (million gallons per day)2022
Donaldson WWTPDonaldson0.103 MGD (million gallons per day)2022
Humphrey WWTPHumphrey0.1 MGD (million gallons per day)2022
Sulphur Springs WWTPSulphur Springs0.1 MGD (million gallons per day)2022
Plumerville WWTPPlumerville0.1 MGD (million gallons per day)2022
Gilmore WWTPGilmore0.1 MGD (million gallons per day)2022
Wilmar WWTPWilmar0.1 MGD (million gallons per day)2022
Leola WWTPLeola0.1 MGD (million gallons per day)2022
Norman WWTPNorman0.1 MGD (million gallons per day)2022
Oppelo WWTPPerry0.1 MGD (million gallons per day)2022
Tollette WWTPMineral Springs0.1 MGD (million gallons per day)2022
Wabbaseka WWTPWabbaseka0.1 MGD (million gallons per day)2022
Joiner WWTPJoiner0.1 MGD (million gallons per day)2022
Jasper WWTPJasper0.1 MGD (million gallons per day)2022
Elaine WWTPElaine0.1 MGD (million gallons per day)2022
Patterson WWTPPatterson0.096 MGD (million gallons per day)2022
Sparkman WWTPSparkman0.095 MGD (million gallons per day)2022
Oxford WWTPOxford0.093 MGD (million gallons per day)2022
North Central Unit WWTPCalico Rock0.09 MGD (million gallons per day)2022
Taylor WWTPTaylor0.09 MGD (million gallons per day)2022
Tillar WWTPTillar0.09 MGD (million gallons per day)2022
Watson WWTPWatson0.09 MGD (million gallons per day)2022
Carthage WWTPCarthage0.09 MGD (million gallons per day)2022
Grubbs WWTPGrubbs0.09 MGD (million gallons per day)2022
Portia WWTPPortia0.09 MGD (million gallons per day)2022
Wilton WWTPWilton0.09 MGD (million gallons per day)2022
Biggers WWTPBiggers0.087 MGD (million gallons per day)2022
Hackett WWTPHackett0.081 MGD (million gallons per day)2022
Crawfordsville WWTPCrawfordsville0.08 MGD (million gallons per day)2022
Blevins WWTPBlevins0.08 MGD (million gallons per day)2022
Aubrey WWTPAubrey0.08 MGD (million gallons per day)2022
Holly Grove WWTPHolly Grove0.08 MGD (million gallons per day)2022
Atkins - South WWTPAtkins0.08 MGD (million gallons per day)2022
Reyno WWTPReyno0.08 MGD (million gallons per day)2022
Bonanza WWTPHackett0.08 MGD (million gallons per day)2022
Plainview (Yell Co.) WWTPPlainview0.078 MGD (million gallons per day)2022
Lake View (Phillips Co) WWTPLakeview0.076 MGD (million gallons per day)2022
Menifee WWTPMenifee0.075 MGD (million gallons per day)2022
Hickory Ridge WWTPHickory Ridge0.075 MGD (million gallons per day)2022
Cove WWTPCove0.075 MGD (million gallons per day)2022
Sulphur Rock WWTPSulphur Rock0.075 MGD (million gallons per day)2022
Ravenden WWTPRavenden0.075 MGD (million gallons per day)2022
Furlow Wastewater PFBLonoke0.075 MGD (million gallons per day)2022
Garland WWTPLewisville0.075 MGD (million gallons per day)2022
Oak Grove Heights WWTPOak Grove0.075 MGD (million gallons per day)2022
Harrell WWTPHarrell0.072 MGD (million gallons per day)2022
Perrytown WWTPHope0.072 MGD (million gallons per day)2022
Horseshoe Lake WWTPHughes0.07 MGD (million gallons per day)2022
Hermitage WWTPHermitage0.07 MGD (million gallons per day)2022
Altus WWTPAltus0.07 MGD (million gallons per day)2022
Etowah WWTPEtowah0.07 MGD (million gallons per day)2022
Hatfield WWTPHatfield0.07 MGD (million gallons per day)2022
Maynard WWTPMaynard0.065 MGD (million gallons per day)2022
Louann WWTPLouann0.064 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.