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MO tap water quality, city by city
681 cities and towns in MO are served by an active community water system in the EPA's records. Each page below translates that system's EPA-reported history into plain English.
According to EPA SDWIS data, retrieved June 2026.
- Adrian
- Advance
- Alba
- Albany
- Alma
- Altamont
- Alton
- Amazonia
- Amoret
- Amsterdam
- Anderson
- Annapolis
- Anniston
- Appleton City
- Arbyrd
- Arcadia
- Archie
- Arcola
- Argyle
- Arnold
- Arrow Rock
- Asbury
- Ash Grove
- Ashland
- Atlanta
- Aurora
- Auxvasse
- Ava
- Bakersfield
- Barnard
- Barnett
- Barnhart
- Bates City
- Battlefield
- Beaufort
- Belgrade
- Bell City
- Belle
- Bellflower
- Belton
- Benton
- Berger
- Bernie
- Bertrand
- Bethany
- Beufort
- Bevier
- Billings
- Birch Tree
- Birmingham
- Bismarck
- Blackwater
- Blairstown
- Bland
- Blodgett
- Bloomfield
- Bloomsdale
- Blue Eye
- Blue Springs
- Bogard
- Bois D Arc
- Bolckow
- Bolivar
- Bonne Terre
- Bonnots Mill
- Boonville
- Bosworth
- Bourbon
- Bowling Green
- Branson
- Branson West
- Brashear
- Braymer
- Breckenridge
- Brentwood
- Brighton
- Brinktown
- Bronaugh
- Brookfield
- Brookline
- Broseley
- Browning
- Brunswick
- Bucklin
- Buckner
- Buffalo
- Bull Creek
- Bunceton
- Bunker
- Burfordville
- Burlington Junction
- Butler
- Cabool
- Cainsville
- Caledonia
- Calhoun
- California
- Callao
- Camden Point
- Camdenton
- Cameron
- Campbell
- Canalou
- Canton
- Cape Fair
- Cape Girardeau
- Cardwell
- Carl Junction
- Carrollton
- Carterville
- Carthage
- Caruthersville
- Cassville
- Cedar Hill
- Centertown
- Centerview
- Centerville
- Centralia
- Chadwick
- Chaffee
- Chamois
- Charleston
- Chesterfield
- Chilhowee
- Chillicothe
- Chula
- Clarence
- Clark
- Clarksburg
- Clarksdale
- Clarksville
- Clarkton
- Clayton
- Clearmont
- Cleveland
- Clever
- Climax Springs
- Clinton
- Coffey
- Cole Camp
- Collins
- Columbia
- Conception Jct
- Concordia
- Conway
- Cosby
- Cottleville
- Cowgill
- Craig
- Crane
- Creighton
- Crocker
- Cross Timbers
- Crystal City
- Cuba
- Curryville
- Dadeville
- Dawn
- De Soto
- Dearborn
- Deepwater
- Deerfield
- Defiance
- Dekalb
- Delta
- Des Peres
- Desloge
- Desoto
- Dexter
- Diamond
- Diggins
- Dittmer
- Dixon
- Doniphan
- Downing
- Drexel
- Dudley
- Duenweg
- Eagle Rock
- Eagleville
- East Lynne
- East Prairie
- Easton
- Edgar Springs
- Edgerton
- Edina
- El Dorado Springs
- El Dorando Springs
- Eldon
- Ellington
- Ellisville
- Ellsinore
- Elmer
- Elmo
- Elsberry
- Eminence
- Emma
- Essex
- Eureka
- Everton
- Ewing
- Excelsior Spring
- Excelsior Springs
- Exeter
- Fair Grove
- Fair Play
- Fairfax
- Fairview
- Farber
- Farmington
- Farrar
- Fayette
- Fenton
- Ferrelview
- Festus
- Fillmore
- Fisk
- Flemington
- Fordland
- Forest City
- Foristell
- Forsyth
- Fort Leonard Wood
- Fortuna
- Frankford
- Franklin
- Fredericktown
- Fredricktown
- Freeburg
- Freeman
- Freistatt
- Fremont
- Frohna
- Fulton
- Gainesville
- Galena
- Gallatin
- Galt
- Garden City
- Gasconade
- Geenfield
- Gentry
- Gerald
- Gideon
- Gilliam
- Gilman City
- Gladstone
- Glasgow
- Glenwood
- Golden
- Golden City
- Goodman
- Gordonville
- Gower
- Graham
- Grain Valley
- Granby
- Grandin
- Grandview
- Grant City
- Gravois Mills
- Green Castle
- Green City
- Green Ridge
- Greenfield
- Greenville
- Greenwood
- Grovespring
- Hale
- Halfway
- Hallsville
- Halltown
- Hamilton
- Hannibal
- Hardin
- Harrisonville
- Hartville
- Hawk Point
- Hayti
- Henrietta
- Herculaneum
- Hermann
- Hermitage
- Higbee
- Higginsville
- High Hill
- High Ridge
- Highlandville
- Hillsboro
- Hilsboro
- Holcomb
- Holden
- Holland
- Hollister
- Holt
- Holts Summit
- Hopkins
- Hornersville
- House Springs
- Housonia
- Houston
- Hughesville
- Humansville
- Hume
- Hunnewell
- Huntsville
- Hurley
- Iberia
- Imperial
- Independence
- Innsbrook
- Ionia
- Irondale
- Ironton
- Jackson
- Jameson
- Jamesport
- Jamestown
- Jane
- Jasper
- Jefferson City
- Jonesburg
- Joplin
- Kahoka
- Kansas City
- Kearney
- Kennett
- Keytesville
- Kidder
- Kimberling City
- King City
- Kingdom City
- Kingston
- Kingsville
- Kirbyville
- Kirksville
- Kirkwood
- Kissee Mills
- Knob Noster
- Knox City
- Koshkonong
- La Belle
- La Monte
- Labadie
- Laclede
- Laddonia
- Lagrange
- Lake Lotawana
- Lake Ozark
- Lake Tapawingo
- Lake Waukomis
- Lake Winnebago
- Lamar
- Lampe
- Lanagan
- Lancaster
- Laplata
- Laquey
- Laredo
- Lathrop
- Laurie
- Lawson
- Leadwood
- Leasburg
- Lebanon
- Lees Summit
- Leeton
- Leopold
- Leslie
- Lesterville
- Levasy
- Lewistown
- Lexington
- Liberal
- Liberty
- Licking
- Lilbourn
- Lincoln
- Linn
- Linn Creek
- Linneus
- Lockwood
- Loose Creek
- Louisburg
- Louisiana
- Lowry City
- Macks Creek
- Macon
- Madison
- Maitland
- Malden
- Malta Bend
- Mansfield
- Marble Hill
- Marceline
- Marquand
- Marshall
- Marshfield
- Marston
- Marthasville
- Martinsburg
- Maryville
- Matthews
- Maysville
- Mayview
- Meadville
- Memphis
- Mendon
- Mercer
- Merriam Woods
- Meta
- Mexico
- Miami
- Middletown
- Milan
- Mill Spring
- Miller
- Millersville
- Mindenmines
- Miner
- Mineral Point
- Moberly
- Mokane
- Monett
- Monroe
- Montgomery City
- Montrose
- Morehouse
- Morley
- Morrison
- Morrisville
- Mosby
- Moscow Mills
- Mound City
- Mount Vernon
- Mountain Grove
- Mt Vernon
- Mt View
- Myrtle
- Naylor
- Nellyville
- Nelson
- Neosho
- Nevada
- New Bloomfield
- New Florence
- New Franklin
- New Hampton
- New Haven
- New London
- New Madrid
- Newburg
- Newtown
- Niangua
- Nixa
- Norborne
- North Kansas City
- Northmoor
- Norwood
- Novinger
- O Fallon
- O'Fallon
- Oak Grove
- Odessa
- Oran
- Oregon
- Orongo
- Osage Beach
- Osborn
- Osceola
- Otterville
- Owensville
- Ozark
- Pacific
- Painton
- Palmyra
- Paris
- Park Hills
- Parkville
- Parma
- Parnell
- Patterson
- Pattonsburg
- Peculiar
- Perry
- Perryville
- Pevely
- Philadelphia
- Piedmont
- Pierce City
- Pilot Grove
- Pilot Knob
- Pineville
- Pittsburg
- Platte City
- Plattsburg
- Pleasant Hill
- Pleasant Hope
- Pleasant Valley
- Point Lookout
- Polo
- Pomona
- Poplar Bluff
- Portage Des Sioux
- Portageville
- Potosi
- Powersite
- Prairie Hom
- Preston
- Princeton
- Purdin
- Purdy
- Puxico
- Queen City
- Qulin
- Ravenwood
- Raymondville
- Raymore
- Raytown
- Reeds Spring
- Reeds Springs
- Republic
- Rhineland
- Rich Hill
- Richland
- Richmond
- Ridgedale
- Ridgeland
- Ridgeway
- Risco
- Riverside
- Roach
- Robertsville
- Roby
- Rock Port
- Rockaway Beach
- Rockport
- Rockville
- Rocky Comfort
- Rogersville
- Rolla
- Rosebud
- Rosendale
- Russellville
- Saint Robert
- Salem
- Salisbury
- Sarcoxie
- Savannah
- Schell City
- Scott City
- Sedalia
- Sedgewickville
- Selligman
- Senath
- Seneca
- Seymour
- Shelbina
- Shelbville
- Shelbyville
- Sheldon
- Shell Knob
- Sheridan
- Sibley
- Sikeston
- Silex
- Silva
- Skidmore
- Slater
- Smithville
- Southwest City
- Sparta
- Spickard
- Springfield
- St Charles
- St Clair
- St Elizabeth
- St Genevieve
- St James
- St Joseph
- St Louis
- St Mary
- St Paul
- St Peters
- St Robert
- St Thomas
- St. Louis
- Stanberry
- Stanton
- Stark City
- Ste Genevieve
- Ste. Genevieve
- Steele
- Steelville
- Stella
- Stockton
- Stotts City
- Stoutland
- Stoutsville
- Stover
- Strafford
- Strasburg
- Sturgeon
- Sugar Creek
- Sullivan
- Summersville
- Sunrise Beach
- Sweet Springs
- Syracuse
- Taneyville
- Tarkio
- Tecumseh
- Thayer
- Theodosia
- Tina
- Tipton
- Tracy
- Trenton
- Trimble
- Troy
- Truesdale
- Turner
- Turners
- Tuscumbia
- Union
- Union Star
- Unionville
- Unity Village
- Urbana
- Urich
- Valles Mines
- Van Buren
- Vandalia
- Vanduser
- Verona
- Versailles
- Viburnum
- Vienna
- Villa Ridge
- Walker
- Walnut Grove
- Walnut Shade
- Wappapello
- Wappappello
- Wardell
- Warrensburg
- Warrenton
- Warsaw
- Washburn
- Washington
- Waverly
- Wayland
- Waynesville
- Weableau
- Weatherby Lake
- Webb City
- Weldon Spring
- Wellington
- Wellsville
- Wentzville
- West Plains
- Westboro
- Weston
- Westphalia
- Wheatland
- Wheaton
- Wheeling
- Whiteman Afb
- Whitewater
- Willard
- Williamstown
- Williamsville
- Willow Springs
- Windsor
- Winfield
- Winona
- Wooldridge
- Worth
- Wright City
- Wyaconda
- Wyatt