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Wastewater Treatment Plants in Minnesota

441 facilities · 1,183 MGD combined flow

Below are publicly owned wastewater treatment plants in Minnesota tracked by Klarifi, with average flow, treatment technology and NPDES permit details. Click a facility for its full profile. Showing the 200 largest by flow of 441 total — search the full set in the Klarifi platform.

FacilityCityFlow (MGD)
Lancaster WWTPLancaster489
Met Council Metropolitan WWTPSaint Paul191
Conger WWTPConger138.64
Blue Lake Wastewater Treatment PlantShakopee29.01
Seneca Wastewater Treatment PlantEagan21.34
Met Council - Empire WWTPFarmington12.28
Rochester Water Reclamation PlantRochester11.82
Saint Cloud WWTPSt. Cloud10.63
Thief River Falls WWTPThief River Falls9.56
Mankato Wastewater Treatment PlantMankato6.23
Met Council - Eagles Point WWTPCottage Grove6.03
Sleepy Eye WWTPSleepy Eye5.8
Grand Rapids WWTPGrand Rapids5.77
Wells, Easton, Minnesota LakeWells5.77
Moorhead Wastewater Treatment FacilityMoorhead4.58
Morris WWTPMorris4.35
Albert Lea Wastewater Treatment FacilityAlbert Lea4.13
Osakis WWTPOsakis3.82
Owatonna WWTPOwatonna3.76
Mapleton WWTPMapleton3.61
Ortonville WWTPOrtonville3.54
Janesville WWTPJanesville Township3.42
Alexandria Lake Area Sanitary DistrictAlexandria3.41
Fosston WWTPFosston3.22
Pipestone WWTPPipestone3.06
Fairfax WWTPFairfax2.9
Marshall WWTPMarshall2.84
Met Council - St Croix Valley WWTPOak Park Heights2.75
Hancock WWTPHancock2.75
Canby WWTPCanby2.6
Breckenridge WWTPBreckenridge2.57
Biwabik WWTPBiwabik2.26
Baudette WWTPBaudette2.21
Northfield WWTPNorthfield2.17
Litchfield WWTPLitchfield2.08
Elmore WWTPElmore2.08
AudubonAudubon2.01
Saint Peter WWTPSaint Peter1.98
Nicollet WWTPNicollet1.97
Warren WWTPWarren1.96
Sherburn WWTPSherburn1.93
Moose Lake WWTPMoose Lake1.88
Clarkfield WWTPClarkfield1.86
Wheaton WWTPLake Valley Township1.86
Minneota WWTPMinneota1.8
Red Wing WWTPRed Wing1.8
Slayton WWTPSlayton1.76
Buffalo Lake WWTPBuffalo Lake1.74
Brewster WWTPBrewster1.72
Appleton WWTPAppleton1.7
Worthington WWTPWorthington1.69
GlyndonGlyndon1.66
Ada WWTPAda1.63
RaymondRaymond1.6
Fergus Falls WWTPFergus Falls1.57
Met Council Hastings WWTPHastings1.54
Montevideo WWTPMontevideo1.52
Long Prairie WWTPLong Prairie1.5
Elk River WWTPElk River1.46
Cook WWTPCook1.45
Tower/breitung WWTPSoudan1.43
Buffalo WWTPBuffalo1.43
Deer River WWTPDeer River1.38
Brownsdale WWTPBrownsdale1.38
Eagle Bend WWTPEagle Bend1.35
Virginia WWTPVirginia1.35
Nett Lake WwslNett Lake1.34
Onamia WWTPOnamia1.34
Rich Prairie Sewer Treatment FacilityPierz1.33
Lake Park WWTPLake Park1.31
ChandlerChandler1.3
Lamberton WWTPLamberton Township1.3
Barnesville WWTPBarnesville1.28
Rogers WWTPRogers1.25
TracyTracy1.23
Hendricks WWTPHendricks1.22
Cold Spring WWTPCold Spring1.21
Floodwood WWTPFloodwood1.2
Elbow Lake WWTPElbow Lake1.2
Mahnomen WWTPMahnomen1.15
Chisago Lakes Joint StcChisago City1.11
Bagley WWTPBagley1.1
Clearbrook WWTPLeon Township1.1
Bemidji WWTPBemidji1.08
Monticello WWTPMonticello1.08
Saint Michael WWTPSaint Michael1.07
Grand Meadow-Well #2 (treatment) Entry PointGrand Meadow1.06
Clarks Grove WWTPClarks Grove1.05
Ellsworth WWTPEllsworth1.05
Cleveland WWTPCleveland1.04
Smsc Water Reclamation FaciliPrior Lake1.04
Jasper WWTPJasper1.01
Becker WWTPBecker1.01
Granite Falls WWTPGranite Falls1
Rice WWTPRice1
Freeport WWTPFreeport0.99
Fertile WWTPFertile0.98
Lyle WWTPLyle0.97
Redwood Falls WWTPRedwood Falls0.93
Wahkon WWTPWahkon0.89
Remer WWTPRemer0.88
Cottonwood WWTPCottonwood0.87
Annandale/maple Lake WWTFMaple Lake0.87
Sebeka WWTPSebeka0.87
Two Harbors WWTPTwo Harbors0.87
PillagerPillager0.86
Brooten WWTPBrooten0.86
Ulen WWTPUlen Township0.86
Glencoe WWTPGlencoe0.86
Chisholm WWTPChisholm0.84
Kasson WWTPKasson0.83
New Prague WWTPNew Prague0.82
Luverne WWTPLuverne0.82
Ely WWTPEly0.8
Fulda WWTPFulda0.8
Willow River WWTPWillow River0.78
Hampton WWTPHampton0.75
Big Lake WWTPBig Lake0.74
Farwell Kensington Sanitary DKensington0.74
Chokio WWTPChokio0.74
Green Lake SswdSpicer0.73
Nkasd WWTPInternational Falls0.73
Clinton WWTPClinton0.73
Randall WWTPRandall0.73
Crystal Lake Flocculation Treatment FacilityRobbinsdale0.72
Good Thunder WWTPGood Thunder0.72
Saint JamesSaint James0.71
Madelia WWTPMadelia0.71
Littlefork WWTPLittlefork0.7
Hill City WWTPHill City0.7
Bird Island WWTPBird Island0.69
Graceville WWTPGraceville0.69
Evansville WWTPEvansville0.67
Cambridge WWTPCambridge0.66
Carlos WWTPCarlos0.66
Stewartville WWTPStewartville0.66
Mcintosh WWTPMcintosh0.65
Pemberton WWTPPemberton0.65
Geneva WWTPGeneva0.65
Whitewater River Regional WWTPSaint Charles0.65
Danube WWTPDanube0.64
Sauk Centre WWTPSauk Centre0.64
Plainview-Elgin Sanitary District WWTPPlainview0.62
Gem Sanitary DistrictMeire Grove0.61
Spring Valley WWTPSpring Valley0.61
Delano WWTPDelano0.61
Zumbrota WWTPZumbrota0.61
Albertville WWTPAlbertville0.61
Argyle WWTPArgyle0.6
SandstoneSandstone0.59
Glenville WWTPGlenville0.57
Byron WWTPByron0.56
Ivanhoe WWTPIvanhoe0.56
Balaton WWTPBalaton0.54
Northrop WWTPNorthrop0.54
Grand MaraisGrand Marais0.52
Hamburg WWTPYoung America Township0.52
Cromwell-Combined Discharge 1Cromwell0.52
Cokato WWTPCokato0.52
ElysianElysian0.51
Otsego East WWTPRogers0.51
Otsego WWTP WestOtsego0.5
Roseau WWTPRoseau0.5
Kiester WWTPKiester Township0.5
Clara City WWTPClara City0.5
PlummerPlummer0.49
Lake City WWTPLake City0.49
Montrose WWTPMontrose0.48
Granada WWTPGranada0.48
Ceylon WWTPCeylon0.47
Saint Martin WWTPSaint Martin0.47
Le Center WWTPLe Center0.46
Pelican Rapids WWTPPelican Rapids0.46
Mountain Iron WWTPMountain Iron0.45
PrincetonPrinceton0.45
Blomkest Svea Sewer Board WWTPBlomkest0.45
Eveleth WWTPEveleth0.45
Fortune Bay Resort & CasinoTower0.44
Askov WWTPAskov0.44
Dunnell WWTPDunnell0.44
Belle Plaine WWTPBelle Plaine0.44
Watertown WWTPWatertown0.42
Olivia WWTPOlivia0.42
Wood Lake WWTPWood Lake Township0.41
Rollingstone WWTPRollingstone Township0.41
Pease WWTPPease0.4
Winnebago WWTPWinnebago0.4
Ruthton WWTPRuthton0.4
Shafer WWTPShafer0.4
Searles WWTPSearles0.4
Frost WWTPFrost0.39
Preston WWTPPreston0.39
Saint Francis WWTPSaint Francis0.39
Hills WWTPHills0.39
Hollandale WWTPHollandale0.39
North Branch WWTPNorth Branch0.38
Rothsay WWTPRothsay0.38
Bricelyn WWTPBricelyn0.38
Delavan WWTPDelavan0.38
WinstedWinsted0.37

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