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OK tap water quality, city by city
489 cities and towns in OK 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.
- Achille
- Ada
- Adair
- Adams
- Afton
- Agra
- Albion
- Alex
- Aline
- Allen
- Altus
- Alva
- Amber
- Ames
- Anadarko
- Antlers
- Apache
- Arapaho
- Arcadia
- Ardmore
- Arkoma
- Arnett
- Asher
- Atoka
- Avant
- Barnsdall
- Bartlesville
- Beaver
- Beggs
- Bennington
- Bernice
- Bessie
- Bethany
- Big Cabin
- Billings
- Binger
- Bird Island
- Bison
- Bixby
- Blackwell
- Blair
- Blanchard
- Blue Jacket
- Boise City
- Bokchito
- Bokoshe
- Boley
- Boswell
- Bowlegs
- Boynton
- Bradley
- Braggs
- Braman
- Bristow
- Broken Arrow
- Broken Bow
- Bromide
- Buffalo
- Burbank
- Burlington
- Burneyville
- Burns Flat
- Butler
- Byars
- Byron
- Cache
- Caddo
- Calera
- Calumet
- Calvin
- Camargo
- Canton
- Canute
- Capron
- Carlton Landing
- Carmen
- Carnegie
- Carney
- Carter
- Cartwright
- Cashion
- Catoosa
- Cement
- Chandler
- Chattanooga
- Checotah
- Chelsea
- Cherokee
- Cheyenne
- Chickasha
- Choctaw
- Chouteau
- Claremore
- Clarita
- Clayton
- Cleo Springs
- Cleveland
- Clinton
- Coalgate
- Coffeyville
- Colbert
- Colcord
- Coleman
- Collinsville
- Colony
- Comanche
- Commerce
- Cookson
- Copan
- Cordell
- Corn
- Council Hill
- Covington
- Coweta
- Coyle
- Crescent
- Cromwell
- Crowder
- Cushing
- Custer City
- Cyril
- Dacoma
- Davenport
- Davidson
- Davis
- Deer Creek
- Del City
- Delaware
- Depew
- Devol
- Dewar
- Dewey
- Dibble
- Dill City
- Disney
- Dougherty
- Douglas
- Dover
- Drummond
- Drumright
- Duke
- Duncan
- Durant
- Dustin
- Eakly
- Earlsboro
- Edmond
- El Reno
- Eldorado
- Elgin
- Elk City
- Elmore City
- Enid
- Erick
- Eucha
- Eufaula
- Fairfax
- Fairland
- Fairmont
- Fairview
- Fargo
- Faxon
- Fittstown
- Fletcher
- Forgan
- Fort Cobb
- Fort Gibson
- Fort Still
- Fort Supply
- Fort Towson
- Foss
- Francis
- Frederick
- Freedom
- Ft. Supply
- Gage
- Gans
- Garber
- Garvin
- Gate
- Geary
- Geronimo
- Glencoe
- Glenpool
- Goldsby
- Goltry
- Goodwell
- Gore
- Gotebo
- Gould
- Gracemont
- Grandfield
- Granite
- Grant
- Greenfield
- Grove
- Guthrie
- Guymon
- Haileyville
- Hallett
- Hammon
- Hanna
- Hardesty
- Harrah
- Hartshorne
- Haskell
- Hastings
- Haworth
- Headrick
- Healdton
- Heavener
- Helena
- Hendrix
- Hennepin
- Hennessey
- Henryetta
- Hillsdale
- Hinton
- Hitchcock
- Hobart
- Hodgen
- Holdenville
- Hollis
- Hollister
- Hominy
- Hooker
- Howe
- Hugo
- Hulbert
- Hydro
- Idabel
- Indiahoma
- Indianola
- Inola
- Jay
- Jenks
- Jennings
- Jet
- Jones
- Kansas
- Kaw City
- Kellyville
- Kendrick
- Kenefic
- Keota
- Ketchum
- Keyes
- Kingfisher
- Kingston
- Kiowa
- Konawa
- Krebs
- Kremlin
- Lahoma
- Lamont
- Langley
- Langston
- Laverne
- Lawton
- Leedey
- Lehigh
- Lenapah
- Leon
- Lexington
- Lindsay
- Locust Grove
- Lone Grove
- Lone Wolf
- Longdale
- Lookeba
- Loyal
- Luther
- Madill
- Manchester
- Mangum
- Mannford
- Mannsville
- Marietta
- Marland
- Marlow
- Marshall
- Martha
- Maud
- Maysville
- Mcalester
- Mccurtain
- Mcloud
- Mead
- Medford
- Medicine Park
- Meeker
- Meno
- Miami
- Midwest City
- Milburn
- Mill Creek
- Millerton
- Minco
- Monroe
- Moore
- Mooreland
- Morris
- Morrison
- Mounds
- Mountain Park
- Mountain View
- Muldrow
- Mulhall
- Muskogee
- Mustang
- Mutual
- Nash
- Nashoba
- Newcastle
- Newkirk
- Nichols Hills
- Nicoma Park
- Ninnekah
- Noble
- Norman
- North Enid
- North Miami
- Nowata
- Oakhurst
- Oakwood
- Ochelata
- Oilton
- Okarche
- Okay
- Okeene
- Okemah
- Oklahoma City
- Okmulgee
- Oktaha
- Olustee
- Oologah
- Optima
- Orlando
- Osage
- Owasso
- Paden
- Panama
- Paoli
- Park Hill
- Pauls Valley
- Pawhuska
- Pawnee
- Perkins
- Perry
- Piedmont
- Pittsburg
- Pocasset
- Pocola
- Ponca
- Ponca City
- Pond Creek
- Porter
- Porum
- Poteau
- Prague
- Preston
- Prue
- Pryor
- Purcell
- Quapaw
- Quinton
- Ralston
- Ramona
- Randlett
- Ratliff City
- Ravia
- Red Bird
- Red Oak
- Red Rock
- Reydon
- Ringling
- Ringwood
- Ripley
- Rocky
- Roff
- Roland
- Roosevelt
- Rush Springs
- Ryan
- Salina
- Sallisaw
- Sand Springs
- Sapulpa
- Sasakwa
- Savanna
- Sawyer
- Sayre
- Schulter
- Seiling
- Seminole
- Sentinel
- Sharon
- Shattuck
- Shawnee
- Shidler
- Skiatook
- Slick
- Smithville
- Snyder
- Soper
- South Coffeyville
- Sparks
- Spavinaw
- Spencer
- Sperry
- Spiro
- St. Louis
- Sterling
- Stigler
- Stillwater
- Stilwell
- Stonewall
- Stratford
- Stringtown
- Stroud
- Stroud
- Stuart
- Sulphur
- Swink
- Taft
- Tahlequah
- Talihina
- Taloga
- Tecumseh
- Temple
- Terlton
- Terral
- Texhoma
- Thackerville
- Thomas
- Tinker Afb
- Tipton
- Tishomingo
- Tonkawa
- Tryon
- Tullahassee
- Tulsa
- Tupelo
- Turpin
- Tuttle
- Twin Oaks
- Tyrone
- Union City
- Valliant
- Velma
- Verden
- Vian
- Vici
- Vinita
- Wagoner
- Wainwright
- Wakita
- Walters
- Wanette
- Wapanucka
- Warner
- Washington
- Watonga
- Watts
- Waukomis
- Waurika
- Wayne
- Waynoka
- Weatherford
- Webbers Falls
- Welch
- Weleetka
- Welling
- Wellston
- Westville
- Wetumka
- Wewoka
- Whitesboro
- Wilburton
- Willow
- Wilson
- Wister
- Woodward
- Wright City
- Wyandotte
- Wynnewood
- Wynona
- Yale
- Yukon