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Wastewater Treatment Plants in Oregon

123 facilities · 199 MGD combined flow

Below are publicly owned wastewater treatment plants in Oregon tracked by Klarifi, with average flow, treatment technology and NPDES permit details. Click a facility for its full profile.

FacilityCityFlow (MGD)
Mount Angel STPMount Angel66.73
Willow Lake WWTPSalem25.78
Durham Waste HandlingTigard18.88
Medford RwrfCentral Point14.35
Gresham WWTPPortland9.5
Long Creek STPLong Creek7.27
Coquille City Shop And Waste Water PlantCoquille6.86
Albany-Millersburg WRFAlbany5.21
Grants Pass STPGrants Pass4.84
Tryon Creek WWTPLake Oswego3.79
Mcminnville WWTPMcminnville2.78
Lebanon STPLebanon1.82
Oak Lodge Water Reclamation FacilityMilwaukie1.77
Astoria STPAstoria1.71
Lincoln City STPLincoln City1.71
Ashland WWTPAshland1.67
Hermiston WWTPHermiston1.51
Dallas WWTPRickreall1.33
Seaside WWTPSeaside1.27
Lakeview STPLakeview1.15
Canby WWTPCanby1
Sweet Home STPSweet Home0.82
Monmouth STPMonmouth0.8
Warrenton STPWarrenton0.79
Umatilla STPUmatilla0.76
Scappoose STPScappoose0.72
Florence STPFlorence0.66
Junction City STPJunction City0.59
Dayton STPDayton0.5
Independence STPIndependence0.46
Estacada STPEstacada0.45
Philomath WWTPCorvallis0.42
Sutherlin WWTPOakland0.42
Myrtle Point STPMyrtle Point0.42
Cannon Beach WWTFCannon Beach0.38
Depoe Bay STPDepoe Bay0.38
Creswell STPCreswell0.37
Toledo STPToledo0.32
Aumsville STPAumsville0.3
Enterprise STPEnterprise0.3
Nehalem Bay STPNehalem0.3
Odell STPHood River0.28
Lafayette STPLafayette0.26
Shady Cove STPShady Cove0.26
Siletz STPSiletz0.26
Bandon STPBandon0.26
Port Orford STPPort Orford0.23
Dundee STPDundee0.23
Brownsville STPBrownsville0.23
Oakridge STPWestfir0.22
Rockaway Beach STPRockaway Beach0.21
Cave Junction Wastewater Treatment FacilityCave Junction0.21
Bay City STPBay City0.19
Carlton STPCarlton0.18
Hubbard STPHubbard0.17
Jefferson Wastewater Treatment PlantJefferson0.17
Rainier STPRainier0.16
Joseph STPJoseph0.16
Coburg STPCoburg0.16
Canyonville STPCanyonville0.15
Stanfield STPStanfield0.15
Clatskanie WWTPClatskanie0.14
Yachats STPYachats0.14
Union WWTPUnion0.13
Athena STPAthena0.13
Gervais STPGervais0.13
Heppner STPHeppner0.13
Waldport WWTPWaldport0.13
Myrtle Creek WWTPMyrtle Creek0.13
Garibaldi STPGaribaldi0.12
Cascade Locks STP And WTPCascade Locks0.12
Wallowa STPWallowa0.11
Vernonia STPVernonia0.1
Adair Village STPCorvallis0.1
Tangent STPTangent0.09
Twin Rocks WWTPRockaway Beach0.09
Lakeside STPLakeside0.09
Elgin STPElgin0.09
Government Camp STPGovernment Camp0.08
Chiloquin STPChiloquin0.08
Arch Cape STPArch Cape0.08
Willamina STPWillamina0.08
Riddle STPRiddle0.07
Glendale WWTPGlendale0.07
Aurora Sewage Treatment PlantAurora0.07
North Powder STPNorth Powder0.07
Yamhill STPYamhill0.07
Yoncalla WTPYoncalla0.07
Gold Hill STPGold Hill0.06
Salishan Sanitary District Treatment PlantGleneden Beach0.06
Maupin STPMaupin0.05
Arlington STPArlington0.05
Brooks Sewage Treatment PlantBrooks0.05
Winchester Bay Sanitary District WWTFReedsport0.05
Mosier WWTPMosier0.05
Lowell STPLowell0.05
Powers STPPowers0.05
Monroe STPMonroe0.04
Parkdale STPMount Hood Parkdale0.04
Huntington STPHuntington0.04
Butte Falls STPButte Falls0.04
Scio STPScio0.04
Halsey STPHalsey0.04
Biggs Service District WW TreatmentBiggs0.03
Mt Vernon STPMount Vernon0.03
Grand Ronde STPGrand Ronde0.03
Dayville STPDayville0.02
Hebo Jwsa WWTPHebo0.02
Tillamook Industrial Park STPTillamook0.01
Westport STPClatskanie0.01
Boring STPBoring0.01
Falls City STPFalls City0.01
Cloverdale Sanitary District STPCloverdale0.01
Fleming Middle SchoolMerlin0.01
Rainbow Rock STPBrookings0
Westfir STPWestfir0
Dufur STPDufur0
Alpine Community STPMonroe0
Amity STPAmity—
Harrisburg Lagoon Treatment PlantHarrisburg—
Ontario STPOntario—
Sheridan WWTPSheridan—
Veneta STPVeneta—

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