Arizona Tap Water Quality

Explore tap water quality data for counties across Arizona. View water system reports, track violations, monitor drinking water safety, and check fluoridation status in your community.

Counties

238

With water systems

Population

6,912,704

Served by water systems

Water Systems

750

Total water systems

Violators

26

Systems with serious violations

Searching by your address yields the most accurate results. Searching by town or water system may not show all systems due to how the EPA categorizes data. Some towns may be listed under counties, and water system boundaries don't always align with town boundaries.

Filter Results

Arizona Counties

Adaman

Population: 700

Water Systems: 1

Aguila

Population: 976

Water Systems: 1

Ajo

Population: 5,159

Water Systems: 3

Alpine

Population: 1,030

Water Systems: 1

Amado

Population: 108

Water Systems: 2

Anthem

Population: 25,302

Water Systems: 1

Serious Violator

Apache Junction

Population: 77,938

Water Systems: 4

Apache Lake

Population: 123

Water Systems: 1

Arivaca

Population: 150

Water Systems: 1

Arizona

Population: 188

Water Systems: 1

Ash Fork

Population: 2,250

Water Systems: 1

Avondale

Population: 83,001

Water Systems: 1

Avra Valley

Population: 1,629

Water Systems: 2

Bagdad

Population: 3,200

Water Systems: 1

Beaver Creek

Population: 100

Water Systems: 1

Beaver Dam

Population: 1,925

Water Systems: 7

Beaver Dam Estates

Population: 47

Water Systems: 1

Beaver Valley

Population: 150

Water Systems: 1

Bellemont

Population: 1,710

Water Systems: 1

Benson

Population: 7,073

Water Systems: 5

Bisbee

Population: 12,135

Water Systems: 4

Black Canyon

Population: 3,522

Water Systems: 4

Bonita

Population: 800

Water Systems: 1

Bourden Ranch Estates

Population: 1,153

Water Systems: 1

Serious Violator

Bouse

Population: 284

Water Systems: 1

Bowie

Population: 376

Water Systems: 1

Buckeye

Population: 51,837

Water Systems: 14

Buckeye Sono

Population: 15,783

Water Systems: 1

Serious Violator

Bullhead

Population: 65,176

Water Systems: 11

Cameron

Population: 1,270

Water Systems: 1

Serious Violator

Camp Verde

Population: 8,661

Water Systems: 11

Carefree

Population: 3,848

Water Systems: 1

Casa Grande

Population: 119,725

Water Systems: 8

Catalina

Population: 23,916

Water Systems: 6

Cave Creek

Population: 10,115

Water Systems: 2

Centennial Park

Population: 1,267

Water Systems: 1

Serious Violator

Chandler

Population: 270,257

Water Systems: 8

Serious Violator

Chino Valley

Population: 7,321

Water Systems: 10

Chloride

Population: 350

Water Systems: 1

Christopher Creek

Population: 497

Water Systems: 1

Serious Violator

Cibola

Population: 197

Water Systems: 1

Circle

Population: 306

Water Systems: 1

Clarkdale

Population: 4,920

Water Systems: 1

Clay Springs

Population: 425

Water Systems: 1

Serious Violator

Clifton

Population: 2,652

Water Systems: 3

Clints Well

Population: 1,920

Water Systems: 1

Serious Violator

Concho

Population: 967

Water Systems: 2

Congress

Population: 2,370

Water Systems: 2

Coolidge

Population: 769

Water Systems: 3

Cordes Lakes

Population: 4,257

Water Systems: 1

Cornville

Population: 3,369

Water Systems: 4

Cottonwood

Population: 20,586

Water Systems: 9

Crown King

Population: 245

Water Systems: 2

Dateland

Population: 319

Water Systems: 1

Desert Hills

Population: 258

Water Systems: 1

Dewey

Population: 362

Water Systems: 2

Dolan Springs

Population: 2,257

Water Systems: 1

Douglas

Population: 16,998

Water Systems: 5

Dragoon

Population: 317

Water Systems: 1

Duncan

Population: 747

Water Systems: 2

Eagar

Population: 4,590

Water Systems: 1

Ehrenberg

Population: 989

Water Systems: 1

El Mirage

Population: 39,884

Water Systems: 1

Serious Violator

Elfrida

Population: 800

Water Systems: 1

Eloy

Population: 17,413

Water Systems: 4

Flagstaff

Population: 94,187

Water Systems: 13

Serious Violator

Florence

Population: 25,791

Water Systems: 7

Serious Violator

Fort Huachuca

Population: 15,685

Water Systems: 2

Fort Mohave

Population: 1,758

Water Systems: 2

Fort Valley

Population: 195

Water Systems: 2

Fountain Hills

Population: 26,026

Water Systems: 1

Fredonia

Population: 1,327

Water Systems: 1

Gadsden

Population: 540

Water Systems: 1

Serious Violator

Gilbert

Population: 247,680

Water Systems: 2

Gisela

Population: 508

Water Systems: 1

Glendale

Population: 240,054

Water Systems: 3

Serious Violator

Globe

Population: 9,172

Water Systems: 8

Goodyear

Population: 50,001

Water Systems: 1

Grand Canyon

Population: 16,590

Water Systems: 1

Green Valley

Population: 45,861

Water Systems: 8

Groom Creek

Population: 458

Water Systems: 1

Harquahala Valley

Population: 231

Water Systems: 2

Hayden

Population: 577

Water Systems: 2

Heber

Population: 17,453

Water Systems: 6

Holbrook

Population: 7,160

Water Systems: 3

Huachuca

Population: 2,824

Water Systems: 5

Humboldt

Population: 741

Water Systems: 1

Hunter Estates

Population: 185

Water Systems: 1

Jakes Corner

Population: 35

Water Systems: 1

Jerome

Population: 440

Water Systems: 1

Johnson Ranch

Population: 97,797

Water Systems: 2

Joseph

Population: 1,811

Water Systems: 1

Serious Violator

Katherine Landing

Population: 1,300

Water Systems: 1

Kearny

Population: 2,073

Water Systems: 4

Serious Violator

Kingman

Population: 62,997

Water Systems: 10

Kirkland

Population: 57

Water Systems: 1

Kohls Ranch

Population: 190

Water Systems: 1

Lake Havasu

Population: 60,652

Water Systems: 5

Lakeside

Population: 1,724

Water Systems: 6

Serious Violator

Liberty

Population: 50

Water Systems: 1

Linden

Population: 1,164

Water Systems: 3

Litchfield Park

Population: 59,210

Water Systems: 2

Littlefield

Population: 115

Water Systems: 2

Luke Afb

Population: 300

Water Systems: 1

Magma

Population: 375

Water Systems: 1

Mammoth

Population: 1,076

Water Systems: 1

Marana

Population: 34,015

Water Systems: 11

Serious Violator

Maricopa

Population: 56,761

Water Systems: 10

Martinez Lake

Population: 430

Water Systems: 1

Mayer

Population: 1,815

Water Systems: 4

Mcneal

Population: 113

Water Systems: 2

Meadview

Population: 1,500

Water Systems: 1

Merrian Crater

Population: 250

Water Systems: 1

Mesa

Population: 466,000

Water Systems: 1

Mesquite

Population: 162

Water Systems: 1

Miami

Population: 8,670

Water Systems: 1

Middle Verde

Population: 150

Water Systems: 1

Mohave Valley

Population: 4,165

Water Systems: 3

Mohawk

Population: 163

Water Systems: 1

Morenci

Population: 4,013

Water Systems: 1

Mormon Lake

Population: 156

Water Systems: 1

Morristown

Population: 120

Water Systems: 1

Mount Lemmon

Population: 290

Water Systems: 1

Munds Park

Population: 8,083

Water Systems: 1

Naco

Population: 846

Water Systems: 2

New River

Population: 345

Water Systems: 1

Nogales

Population: 24,642

Water Systems: 5

Nutrioso

Population: 84

Water Systems: 1

Oak Creek Canyon

Population: 811

Water Systems: 4

Oak Creek Valley

Population: 52

Water Systems: 1

Oatman

Population: 230

Water Systems: 1

Oracle

Population: 10,585

Water Systems: 1

Organ Pipe Nm

Population: 755

Water Systems: 1

Oro Valley

Population: 46,850

Water Systems: 2

Page

Population: 12,799

Water Systems: 3

Paloma

Population: 112

Water Systems: 1

Palominas

Population: 27

Water Systems: 1

Paradise Valley

Population: 15,482

Water Systems: 2

Parker

Population: 4,897

Water Systems: 7

Parker Dam

Population: 150

Water Systems: 1

Patagonia

Population: 842

Water Systems: 2

Patton Place Estates

Population: 638

Water Systems: 1

Paulden

Population: 1,743

Water Systems: 1

Serious Violator

Payson

Population: 22,682

Water Systems: 16

Pearce

Population: 54

Water Systems: 1

Peeples Valley

Population: 650

Water Systems: 2

Peoria

Population: 147,305

Water Systems: 3

Phoenix

Population: 1,718,961

Water Systems: 9

Serious Violator

Picacho

Population: 395

Water Systems: 2

Serious Violator

Pima

Population: 4,554

Water Systems: 3

Serious Violator

Pine

Population: 8,676

Water Systems: 4

Pinedale

Population: 376

Water Systems: 1

Pinetop

Population: 13,849

Water Systems: 6

Pioneer

Population: 583

Water Systems: 1

Pomerene

Population: 1,030

Water Systems: 1

Prescott

Population: 48,631

Water Systems: 17

Prescott Valley

Population: 57,447

Water Systems: 4

Punkin Center

Population: 150

Water Systems: 1

Quartzsite

Population: 4,705

Water Systems: 4

Queen Creek

Population: 96,102

Water Systems: 2

Rancho Well

Population: 59

Water Systems: 1

Red Rock

Population: 2,694

Water Systems: 3

Rillito

Population: 165

Water Systems: 1

Rimrock

Population: 3,838

Water Systems: 2

Rio Rico

Population: 17,960

Water Systems: 1

Rio Verde

Population: 5,330

Water Systems: 1

Roosevelt

Population: 139

Water Systems: 1

Ryan Field

Population: 448

Water Systems: 1

Safford

Population: 21,949

Water Systems: 3

Sahuarita

Population: 23,251

Water Systems: 10

Saint David

Population: 1,445

Water Systems: 3

Saint Johns

Population: 3,500

Water Systems: 1

Salome

Population: 2,199

Water Systems: 3

San Luis

Population: 39,705

Water Systems: 1

San Manuel

Population: 4,754

Water Systems: 1

San Simon

Population: 312

Water Systems: 1

Sanders

Population: 350

Water Systems: 1

Sasabe

Population: 42

Water Systems: 1

Scottsdale

Population: 241,588

Water Systems: 2

Serious Violator

Sedona

Population: 24,039

Water Systems: 14

Seligman

Population: 730

Water Systems: 1

Sherman Pines

Population: 110

Water Systems: 1

Show Low

Population: 31,937

Water Systems: 10

Serious Violator

Sierra Vista

Population: 51,104

Water Systems: 12

Silverbell

Population: 2,864

Water Systems: 1

Snowflake

Population: 5,702

Water Systems: 2

Somerton

Population: 17,998

Water Systems: 1

Sonoita

Population: 191

Water Systems: 3

Spring Valley

Population: 1,097

Water Systems: 1

Springerville

Population: 1,972

Water Systems: 1

Stanfield

Population: 720

Water Systems: 3

Star Valley

Population: 1,853

Water Systems: 5

Serious Violator

Strawberry

Population: 117

Water Systems: 1

Sun City

Population: 38,016

Water Systems: 1

Sun City West

Population: 25,362

Water Systems: 1

Sun Valley

Population: 287

Water Systems: 1

Sunizona

Population: 136

Water Systems: 1

Sunrise Vistas

Population: 1,500

Water Systems: 1

Sunsites

Population: 1,382

Water Systems: 1

Superior

Population: 5,830

Water Systems: 3

Surprise

Population: 155,139

Water Systems: 9

Serious Violator

Tacna

Population: 545

Water Systems: 3

Taylor

Population: 4,370

Water Systems: 2

Tempe

Population: 165,000

Water Systems: 1

Three Points

Population: 655

Water Systems: 5

Tolleson

Population: 6,680

Water Systems: 1

Tombstone

Population: 2,493

Water Systems: 3

Tonopah

Population: 1,113

Water Systems: 7

Tonto

Population: 512

Water Systems: 1

Tonto Basin

Population: 277

Water Systems: 2

Tonto Creek

Population: 172

Water Systems: 1

Tonto Hills

Population: 350

Water Systems: 1

Topock

Population: 3,970

Water Systems: 1

Truxton

Population: 150

Water Systems: 1

Tubac

Population: 3,504

Water Systems: 5

Serious Violator

Tucson

Population: 895,200

Water Systems: 82

Tusayan

Population: 2,985

Water Systems: 4

Vail

Population: 3,663

Water Systems: 8

Valle

Population: 430

Water Systems: 1

Vernon

Population: 2,381

Water Systems: 7

Vicksburg

Population: 220

Water Systems: 1

Serious Violator

Wellton

Population: 3,000

Water Systems: 1

Wenden

Population: 360

Water Systems: 1

Serious Violator

White Hills

Population: 951

Water Systems: 3

Serious Violator

White Mountain Lakes

Population: 1,997

Water Systems: 1

White Tanks

Population: 18,858

Water Systems: 1

Why

Population: 400

Water Systems: 1

Wickenburg

Population: 9,482

Water Systems: 5

Wilhoit

Population: 880

Water Systems: 1

Willcox

Population: 4,159

Water Systems: 2

Williams

Population: 4,568

Water Systems: 2

Winkelman

Population: 458

Water Systems: 2

Winslow

Population: 10,329

Water Systems: 2

Wittmann

Population: 2,468

Water Systems: 4

Serious Violator

Woodruff

Population: 140

Water Systems: 1

Yarnell

Population: 515

Water Systems: 1

Yucca

Population: 337

Water Systems: 2

Serious Violator

Yuma

Population: 151,083

Water Systems: 18