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Oklahoma Water Quality Reports

Comprehensive water quality data for 506 cities across Oklahoma. View EPA-verified contaminant levels and get filter recommendations.

506

Cities

9

Safe

164

Monitor

333

At Risk

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Oklahoma water quality ranking EPA-certified testing labs Water utilities in Oklahoma

Water Quality by County

Explore aggregated water quality scores across Oklahoma counties. Scores are calculated based on EPA data and weighted by population.

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Data from 449 cities serving 13,627,861 people across 63 counties.

Common Contaminants in Oklahoma

497 cities in Oklahoma have at least one contaminant above EPA health guidelines.

Bromodichloromethane(400 cities)Dichloroacetic Acid (DCA)(343 cities)Gross Alpha (Excl. Radon and Uranium)(217 cities)Gross Alpha Activity(212 cities)Bromoform(196 cities)Radium, combined (-226 & -228)(179 cities)

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Cities in Oklahoma

Norman

People Served745K

Contaminants Tested421

Above Guidelines16

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Oklahoma City

People Served720K

Contaminants Tested950

Above Guidelines34

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Byng

People Served671K

Contaminants Tested228

Above Guidelines6

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Yukon

People Served667K

Contaminants Tested316

Above Guidelines11

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Newcastle

People Served654K

Contaminants Tested404

Above Guidelines14

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Atoka

People Served648K

Contaminants Tested237

Above Guidelines7

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Pink

People Served645K

Contaminants Tested141

Above Guidelines5

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Stringtown

People Served645K

Contaminants Tested140

Above Guidelines6

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Phillips

People Served644K

Contaminants Tested140

Above Guidelines5

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Jones

People Served644K

Contaminants Tested20

Above Guidelines8

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Konawa

People Served644K

Contaminants Tested125

Above Guidelines2

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Lake Aluma

People Served644K

Contaminants Tested125

Above Guidelines2

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Lehigh

People Served644K

Contaminants Tested125

Above Guidelines2

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Spencer

People Served644K

Contaminants Tested20

Above Guidelines8

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Valley Brook

People Served644K

Contaminants Tested125

Above Guidelines2

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Tulsa

People Served514K

Contaminants Tested240

Above Guidelines9

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Moore

People Served156K

Contaminants Tested239

Above Guidelines12

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Broken Arrow

People Served128K

Contaminants Tested271

Above Guidelines7

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Comanche

People Served104K

Contaminants Tested438

Above Guidelines19

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Lawton

People Served99K

Contaminants Tested278

Above Guidelines13

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Medicine Park

People Served93K

Contaminants Tested141

Above Guidelines7

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Fort Sill

People Served93K

Contaminants Tested20

Above Guidelines11

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Edmond

People Served85K

Contaminants Tested437

Above Guidelines18

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Arcadia

People Served79K

Contaminants Tested85

Above Guidelines7

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Midwest City

People Served78K

Contaminants Tested388

Above Guidelines13

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Stillwater

People Served72K

Contaminants Tested193

Above Guidelines13

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Bixby

People Served66K

Contaminants Tested140

Above Guidelines11

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Choctaw

People Served60K

Contaminants Tested330

Above Guidelines9

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Owasso

People Served59K

Contaminants Tested236

Above Guidelines7

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Claremore

People Served56K

Contaminants Tested374

Above Guidelines19

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Sperry

People Served54K

Contaminants Tested162

Above Guidelines6

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Jenks

People Served51K

Contaminants Tested62

Above Guidelines10

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Sapulpa

People Served42K

Contaminants Tested154

Above Guidelines13

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Bartlesville

People Served42K

Contaminants Tested209

Above Guidelines13

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Catoosa

People Served40K

Contaminants Tested212

Above Guidelines8

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Duncan

People Served39K

Contaminants Tested414

Above Guidelines19

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Fair Oaks

People Served38K

Contaminants Tested197

Above Guidelines6

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Mounds

People Served36K

Contaminants Tested136

Above Guidelines11

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Mannford

People Served35K

Contaminants Tested271

Above Guidelines8

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Sand Springs

People Served35K

Contaminants Tested80

Above Guidelines6

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Marlow

People Served34K

Contaminants Tested321

Above Guidelines13

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Glenpool

People Served34K

Contaminants Tested47

Above Guidelines8

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Vera

People Served33K

Contaminants Tested176

Above Guidelines5

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Ada

People Served33K

Contaminants Tested227

Above Guidelines10

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Skiatook

People Served32K

Contaminants Tested156

Above Guidelines7

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Shawnee

People Served31K

Contaminants Tested78

Above Guidelines8

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Collinsville

People Served31K

Contaminants Tested186

Above Guidelines6

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Durant

People Served30K

Contaminants Tested315

Above Guidelines6

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Coweta

People Served30K

Contaminants Tested205

Above Guidelines5

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Lotsee

People Served29K

Contaminants Tested65

Above Guidelines3

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Ponca City

People Served28K

Contaminants Tested103

Above Guidelines11

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Haskell

People Served28K

Contaminants Tested203

Above Guidelines7

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Mcalester

People Served28K

Contaminants Tested331

Above Guidelines23

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Altus

People Served27K

Contaminants Tested341

Above Guidelines16

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Latta

People Served27K

Contaminants Tested185

Above Guidelines6

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Pickett

People Served27K

Contaminants Tested185

Above Guidelines6

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Dickson

People Served27K

Contaminants Tested300

Above Guidelines15

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Sallisaw

People Served25K

Contaminants Tested172

Above Guidelines8

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Chickasha

People Served22K

Contaminants Tested343

Above Guidelines16

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Limestone

People Served22K

Contaminants Tested227

Above Guidelines5

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Del City

People Served22K

Contaminants Tested233

Above Guidelines7

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Smith Village

People Served22K

Contaminants Tested142

Above Guidelines7

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Wister

People Served22K

Contaminants Tested76

Above Guidelines12

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Kellyville

People Served22K

Contaminants Tested121

Above Guidelines8

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Poteau

People Served21K

Contaminants Tested60

Above Guidelines8

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Bethany

People Served20K

Contaminants Tested92

Above Guidelines6

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Tahlequah

People Served20K

Contaminants Tested171

Above Guidelines12

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Park Hill

People Served20K

Contaminants Tested215

Above Guidelines17

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Madill

People Served20K

Contaminants Tested315

Above Guidelines13

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Mustang

People Served19K

Contaminants Tested90

Above Guidelines8

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West Siloam Springs

People Served17K

Contaminants Tested172

Above Guidelines3

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Moffett

People Served16K

Contaminants Tested76

Above Guidelines4

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Remy

People Served16K

Contaminants Tested76

Above Guidelines4

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Pryor Creek

People Served16K

Contaminants Tested44

Above Guidelines6

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Kingston

People Served16K

Contaminants Tested207

Above Guidelines10

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Empire City

People Served16K

Contaminants Tested297

Above Guidelines15

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Oakland

People Served16K

Contaminants Tested104

Above Guidelines7

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Mannsville

People Served15K

Contaminants Tested209

Above Guidelines10

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Welling

People Served15K

Contaminants Tested77

Above Guidelines7

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New Woodville

People Served15K

Contaminants Tested90

Above Guidelines5

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Redbird Smith

People Served15K

Contaminants Tested156

Above Guidelines4

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Vian

People Served15K

Contaminants Tested156

Above Guidelines4

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Commerce

People Served14K

Contaminants Tested20

Above Guidelines7

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Brushy

People Served13K

Contaminants Tested61

Above Guidelines2

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Gore

People Served13K

Contaminants Tested61

Above Guidelines2

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Marble City

People Served13K

Contaminants Tested61

Above Guidelines2

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Paradise Hill

People Served13K

Contaminants Tested61

Above Guidelines2

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Sequoyah

People Served13K

Contaminants Tested139

Above Guidelines4

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Pryor

People Served13K

Contaminants Tested46

Above Guidelines6

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Piedmont

People Served13K

Contaminants Tested208

Above Guidelines11

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Kiefer

People Served13K

Contaminants Tested15

Above Guidelines2

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Idabel

People Served13K

Contaminants Tested125

Above Guidelines9

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Vinita

People Served12K

Contaminants Tested199

Above Guidelines13

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Elk City

People Served12K

Contaminants Tested160

Above Guidelines8

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Heavener

People Served12K

Contaminants Tested81

Above Guidelines5

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Keota

People Served12K

Contaminants Tested125

Above Guidelines4

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Achille

People Served12K

Contaminants Tested498

Above Guidelines5

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Verdigris

People Served12K

Contaminants Tested103

Above Guidelines3

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Broken Bow

People Served12K

Contaminants Tested203

Above Guidelines6

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Guymon

People Served11K

Contaminants Tested119

Above Guidelines6

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Showing top 100 of 506 cities by population.

Use the search box above to find any city in Oklahoma.

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