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

Wastewater treatment plants in United States · Alaska

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142 inventory records · EPA Clean Watersheds Needs Survey 2022

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

142 results

CompareNameNative sizeYear
Newhalen LagoonIliamna0.01 MGD (million gallons per day)2022
Ekwok LagoonEkwok0.01 MGD (million gallons per day)2022
Chefornak LagoonChefornak0.01 MGD (million gallons per day)2022
Akhiok LagoonAkiak0.01 MGD (million gallons per day)2022
Arctic Village WWTPArctic Village0.01 MGD (million gallons per day)2022
Klukwan LagoonHaines0.01 MGD (million gallons per day)2022
Old Harbor LagoonOld Harbor0.01 MGD (million gallons per day)2022
Nikolai LagoonNikolai0.009 MGD (million gallons per day)2022
Napakiak LagoonNapakiak0.008 MGD (million gallons per day)2022
Chignik Lake LagoonChignik Lake0.008 MGD (million gallons per day)2022
Golovin LagoonWhite Mountain0.008 MGD (million gallons per day)2022
Iguigig LagoonIliamna0.006 MGD (million gallons per day)2022
Karluk LagoonKarluk0.005 MGD (million gallons per day)2022
Nightmute Tundra PondNightmute0.004 MGD (million gallons per day)2022
Mekoryuk LagoonMekoryuk0.004 MGD (million gallons per day)2022
Buckland LagoonBuckland0.002 MGD (million gallons per day)2022
Shageluk LagoonShageluk0.002 MGD (million gallons per day)2022
Northway LagoonNorthway0.002 MGD (million gallons per day)2022
Brevig Mission LagoonBrevig Mission0.002 MGD (million gallons per day)2022
Tununak LagoonTununak0.002 MGD (million gallons per day)2022
Ruby LagoonRuby0.001 MGD (million gallons per day)2022
White Mountain LagoonWhite Mountain0.001 MGD (million gallons per day)2022
Napaskiak LagoonBethel0.001 MGD (million gallons per day)2022
Eek LagoonEek0.001 MGD (million gallons per day)2022
Chauthbaluk LagoonBethel0.001 MGD (million gallons per day)2022
Tyonek LagoonTyonek0.001 MGD (million gallons per day)2022
Beaver LagoonBeaver0.001 MGD (million gallons per day)2022
Birch Creek LagoonFort Yukon0.001 MGD (million gallons per day)2022
Chalkyitsik WWTPChalkyitsik0.001 MGD (million gallons per day)2022
Crooked Creek WWTPCrooked Creek0.001 MGD (million gallons per day)2022
Nunapitchuk LagoonsNunapitchuk0.001 MGD (million gallons per day)2022
Pedro Bay LagoonPedro Bay0.001 MGD (million gallons per day)2022
Point Lay LagoonPoint Lay0.001 MGD (million gallons per day)2022
Stevens Village LagoonStevens Village0.001 MGD (million gallons per day)2022
Tetlin LagoonTok0.001 MGD (million gallons per day)2022
Venetie LagoonVenetie0.001 MGD (million gallons per day)2022
Kongiganak LagoonKongiganak0.001 MGD (million gallons per day)2022
Atmautlauk LagoonBethel0.001 MGD (million gallons per day)2022
Chignik Lagoon LagoonChignik Lagoon0.001 MGD (million gallons per day)2022
Kwigillingok LagoonKwigillingok0.001 MGD (million gallons per day)2022
Pilot Point LagoonPilot Point0.001 MGD (million gallons per day)2022
Chignik LagoonChignik0.001 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.