List of United States water companies

[Alabama]

• Asbury Water Authority
• Autauga County Water Authority
• Autaugaville Water Authority
• Bakerhill Water Authority
• Bear Creek Water Works Board
• Beauregard Water Authority
• Bellwood Water And Fire Protection Authority
• Big Wills Water Authority
• Blount County Water Authority
• Boldo Water And Fire Protection Authority
• Buhl Elrod And Holman Water Authority
• Butler County Water Authority
• Calhoun County Water And Fire Protection Authority
• Canoe Water And Fire Protection Authority
• Carrolls Creek Water Authority
• Central Elmore County Water Authority
• Central Talladega County Water District
• Chandler Mountain-Greasy Cove Water Authority
• Chattahoochee Valley Water Supply District
• Cherokee County Water Authority
• Chilton Water Authority
• Chisholm Heights Water And Fire Protection Authority
• Choctaw Edna Water Authority
• Clarke Wilcox Monroe Water Authority
• Clay County Water Authority
• Cleburne County Water Authority
• Coaling Water Authority
• Coffee County Water Authority
• Coker Water Authority Inc
• Cook Springs Water Authority Inc
• Coosa Valley Water Supply District
• Covington County Water Authority
• Cowikee Water Authority
• Cumberland Mountain Water And Fire Protection Authority
• Curry Water Authority
• Dale County Water Authority
• Deer Park Vinegar Bend Water And Fire Protection Authority
• Dekalb Jackson Water Supply District
• Douglas Water And Fire Protection Authority
• East Lauderdale County Water And Fire Protection Authority
• Edwardsville Water And Fire Protection Authority
• Elmore Water Authority
• Fayette County Water Authority
• Fayetteville Water And Fire Protection Authority
• Five Star Water Supply District
• Fosters Ralph Water Authority
• Franklin County Water Service Authority
• Frankville Water And Fire Protection Authority
• Greenhill Water And Fire Protection Authority
• Hackneyville Water Authority
• Hale County Water Authority
• Hamden Ridge Water Authority
• Harrisburg Water Authority
• Harvest-Monrovia Water Authority
• Henry County Water Authority Inc
• Highland Water Authority
• Hollins Water Authority
• Houston County Water Authority
• Huguley Water Authority
• Huxford Water And Fire Protection Authority
• Ida Station Water District
• Jackson's Gap Water Authority
• Joppa Hulaco And Ryan Water Authority
• Kushla Water District
• Lagrange Mountain Water Authority
• Lamar County Water And Fire Protection Authority
• Leroy Water Authority
• Limestone County Water And Sewer Authority
• Little Waxie Water Authority
• Loachapoka Water Authority
• Lowndes County Water Authority
• Lowndesboro Water Authority
• Lyeffion Water And Fire Protection Authority
• Macon County Water And Fire Protection Authority
• MCB Water And Fire Protection Authority
• Mcintosh Water And Fire Protection Authority
• Mid Central Water And Fire Protection Authority
• Millers Ferry Water Authority
• Millerville Water And Fire Protection Authority
• Montgomery Water Works and Sanitary Sewer Board
• Moulton Water Authority
• Mount Andrew Water Authority
• Mount Pleasant Battens Water Authority
• Munford Water And Fire Protection Authority
• New London Water Sewer And Fire Protection Authority
• North Baldwin Water Authority
• North Choctaw Water And Sewer Authority
• North Clarke Water Authority
• North Dallas Water Authority
• North Geneva County Water Authority
• North Jackson County Water Authority
• Northeast Alabama Water Authority
• Northeast Morgan County Water Authority
• Old Line Water Authority
• Old Suggsville Water And Fire Protection Authority
• Orange Beach Water Sewer And Fire Protection Authority
• Owassa And Brownville Waterworks And Fire Protection Authority
• Owens Cross Roads Water Authority
• Park City Water Authority
• Perdido Bay Water Sewer And Fire Protection Authority
• Perdido Water Service Authority
• Perry County Water Authority
• Peterson Water Authority
• Pickens County Water Authority
• Pike County Water Authority
• Pilgrim-Providence Water And Fire Protection Authority
• Pine Bluff Water Authority
• Pine Level Water Authority
• Pintlala Water And Fire Protection Authority
• Providence Water Authority
• Quint-Mar Water Authority
• Ray Water Authority
• Remlap-Pine Mountain Water And Fire Protection Authority
• Ridgeroad Water Authority
• Rockwood Water Authority
• Russell County Water Authority
• Saint Elmo Irvington Water Authority
• Sand Mountain Water Authority
• Sand Springs Water Authority
• Sellers Station Water And Fire Protection Authority
• Smiths Water And Sewer Authority
• Snowdoun Water And Fire Protection Authority
• South Bullock County Water Authority
• South Crenshaw Water Authority
• South Dallas Water Authority
• South Marengo County Water And Fire Protection Authority
• Southwest Alabama Water And Fire Protection Authority
• Spring Valley Water Authority
• Star-Mindingall Water Authority
• Stewartville Water Authority
• Sumter County Water Authority
• Tibbie Water And Fire Protection Authority
• Tillison Bend Water Authority
• Townley Water Authority
• Turnerville Water And Fire Protection Authority
• Twin Water Authority
• Upper Bear Creek Water Authority
• Wall Street Water Authority
• Walnut Hill Water Authority
• Walter Water Authority
• Warrior River Water Authority
• Washington County Water Authority
• Wattsville Water Authority
• West Autauga Water Authority
• West Barbour County Water And Fire Protection Authority
• West Clark Water Authority
• West Dallas County Water And Fire Protection Authority
• West Etowah County Water Authority
• West Lauderdale County Water And Fire Protection Authority
• West Morgan-East Lawrence Water And Sewer Authority
• Whorton Bend Water Authority
• Wolf Creek Water Sewer And Fire Protection Authority

  [Arizona]

• Arizona American Water
• Arizona Water Company
• Cibola Valley Irrigation And Drainage District
• Cortaro-Marana Irrigation District
• Flowing Wells Irrigation District
• Golden Shores Water Conservation District
• Mohave County Water Authority
• Phoenix Water Services Department
• Pinal County Water Augmentation Authority
• Queen Creek Irrigation Water Delivery District 32
• Silverbell Irrigation District
• Thunderbird Water Delivery District 1
• Tucson Water

  [Arkansas]

• [California]

• California American Water
• California Department of Water Resources
• California Water Service Group
• Castaic Water Agency
• Del Oro Water Company
• East Bay Municipal Utility District
• Escondido Utilities
• Fallbrook Public Utility District
• Fresno Irrigation District
• Kern Water Bank Authority
• Kings River Conservation District
• JG Boswell Company Water Department
• Long Beach Water Department
• Los Angeles Department of Water and Power
• Mesa Water District
• Metropolitan Water District of Southern California
• Oceanside Water Utilities
• Orange County Water District
• Orange Cove Irrigation District
• Otay Water District
• Padre Dam Municipal Water District
• Panoche Water District
• San Diego County Water Authority
• San Diego Water Department
• San Francisco Public Utilities Commission
• SJW Group
• San Luis and Delta-Mendota Water Authority
• Santa Clara Valley Water District
• Santa Margarita Water District
• Semitropic Water Storage District
• Solano Irrigiation District
• South Mesa Water Company
• South Montebello Irrigation District
• Southwest Water company
• Sunnyslope Water company
• Tulare Lake Basin Water Storage District
• Tulare Lake Drainage District
• Turlock Irrigation District
• Vallecitos Water District
• Valley Center Municipal Water District
• Vista Irrigation District
• Walnut Valley Water District
• Western Heights Water Company
• Westlands Water District

  [Colorado]

• Academy Water & Sanitation District
• Alpensee Water District
• Arapahoe Estates Water District
• Aurora Water
• Baca Grande Water & Sanitation District
• Bailey Water & Sanitation District
• Bancroft-Clover Water and Sanitation District
• Baseline Water District
• Bear Creek Water and Sanitation District
• Bennett Bear Creek Farms Water & Sanitation District
• Berkeley Water & Sanitation District
• Beulah Water Works District
• Blue Mountain Water District
• Bone Mesa Domestic Water District
• Bonvue Water & Sanitation District
• Bow Mar Water & Sanitation District
• Box Elder Water and Sanitation District
• Brook Forest Water District
• Brownsville Water and Sanitation District
• Buffalo Creek Water District
• Byers Water & Sanitation District
• Castleton Center Water and Sanitation District
• Castlewood Water and Sanitation District
• Centennial Water & Sanitation District
• Central Adams County Water & Sanitation District
• Central Weld County Water District
• Chatfield South Water District
• Cherry Creek Valley Water and Sanitation District
• Cherry Creek Village Water District
• Cherry Hills Heights Water & Sanitation District
• Chipeta Water District
• City of Fountain's Water Department
• Clear Creek Valley Water & Sanitation District
• Clifton Water District
• Colorado Springs Utilities
• Columbine Lake Water District
• Columbine Water and Sanitation District
• Cottonwood Water and Sanitation District
• Crestview Water and Sanitation District
• Crow Hill Water and Sanitation District
• Cucharas Sanitation & Water District
• Deer Creek Water District
• Denver Southeast Suburban Water & Sanitation District
• Diamond Ridge Water & Sanitation District
• Dominion Water & Sanitation District
• Donala Water and Sanitation District
• Eagle River Water & Sanitation District
• East Alamosa Water and Sanitation District
• East Boulder County Water District
• East Cherry Creek Valley Water & Sanitation District
• East Dillon Water District
• East Larimer County Water District
• Florissant Water & Sanitation District
• Forest View Acres Water District
• Fort Collins-Loveland Water District
• Garden Valley Water and Sanitation District
• Genesee Water & Sanitation District
• Granby Silver Creek Water and Wastewater Authority
• Grand County Water and Sanitation District No. 1
• Green Mountain Water and Sanitation District
• Greenwood Plaza Water District
• Havana Water and Sanitation District
• Hazeltine Heights Water and Sanitation District
• Heeney Water District
• High View Water District
• Highland Lakes Water District
• Hi-Line Water and Sanitation District
• Hillcrest Water and Sanitation District
• Himalaya Water and Sanitation District
• Holly Hills Water and Sanitation District
• Hoover Hill Water & Sanitation District
• Idledale Water and Sanitation District
• Indian Hills Water District
• Inverness Water and Sanitation District
• Ken Caryl West Ranch Water District
• Ken-Caryl Ranch Water & Sanitation District
• Kittredge Sanitation and Water District
• Lakehurst Water & Sanitation District
• Lakeview Estates Water District
• Left Hand Water District
• Little Thompson Water District
• Longs Peak Water District
• Lookout Mountain Water District
• Mansfield Heights Water & Sanitation District
• Meadowbrook Water District
• Mesa Cortina Water and Sanitation District
• Mesa Water & Sanitation District
• Miller Ranch Water & Sanitation District
• Montezuma County Water District #1
• Morgan County Quality Water District
• Morrison Creek Metropolitan Water & Sanitation District
• Mountain View Villages Water and Sanitation District
• Mountain Water and Sanitation District
• Mt Crested Butte Water & Sanitation District
• Mt. Werner Water and Sanitation District
• Navajo Western Water District
• North Carter Lake Water District
• North Lincoln Water and Sanitation District
• North Pecos Water & Sanitation District
• North Shore Water District
• North Table Mountain Water and Sanitation District
• North Weld County Water District
• Northern Colorado Water Conservancy District
• Northern Douglas County Water and Sanitation District
• Northgate Water District
• Olde Stage Water District
• Pagosa Area Water and Sanitation District
• Park Center Water District
• Park Forest Water District
• Parker Water and Sanitation District
• Parkville Water District
• Penrose Water District
• Pinewood Springs Water District
• Pioneer Lookout Water District
• Platte Canyon Water and Sanitation District
• Pleasant View Water and Sanitation District
• Rainbow Valley Water District
• Ralston Valley Water and Sanitation District
• Red Hawk Ranch Water & Sanitation District
• Redstone Water and Sanitation District
• Resource Colorado Water and Sanitation MD
• Ridgewood Water District
• Roaring Fork Water & Sanitation District
• Rock Creek Mesa Water District
• Round Mountain Water and Sanitation District
• Roxborough Water and Sanitation District
• Rural Water Authority of Douglas County
• Security Water District
• Sedalia Water and Sanitation District
• Shannon Water and Sanitation District
• Silver Heights Water & Sanitation
• SilverCreek Water & Sanitation District
• Snake River Water District
• Snowmass Water & Sanitation District
• Somerset Domestic Waterworks District
• South Adams County Water & Sanitation District
• South Evergreen Water District
• South Fork Water and Sanitation District
• South Sheridan Water, Sanitary Sewer & Storm Drain
• South-East Englewood Water District
• Southwest Metropolitan Water and Sanitation District
• Southwest Suburban Denver Water and Sanitation District
• Spring Canyon Water & Sanitation District
• St. Mary's Glacier Water and Sanitation District
• Steamboat Lake Water and Sanitation District
• Strasburg Sanitation and Water District
• Stratmoor Hills Water District
• Tabernash Meadows Water & Sanitation District
• Teller County Water & Sanitation District #1
• Timber Creek Water District
• Timbers Water and Sanitation District
• Tri-County Water Conservancy District
• Turkey Canon Ranch Water District
• United Water & Sanitation District
• Upper Bear Creek Water and Sanitation District
• Upper Big Sandy Ground Water Management District
• Valley at Winter Park Water District
• Valley Water District
• West Fort Collins Water District
• Westcreek Lake Water District
• Westwood Lakes Water District
• Wheat Ridge Water District
• Widefield Water and Sanitation District
• Willowbrook Water & Sanitation District
• Willows Water District
• Winter Park Ranch Water and Sanitation District
• Winter Park Water & Sanitation District
• Woodmoor Water and Sanitation District No. 1

  [Connecticut]

• Metropolitan District Commission
• Regional Water Authority
• Aquarion Water Company

  [Delaware]

• Lewes Board of Public Works
• Middlesex Water Company
• Municipal Services Commission of the City of New Castle
• Wilmington Department of Public Works

  District of Columbia">Washington, D.C.">District of Columbia

• D.C. Water and Sewer Authority
• Washington Aqueduct

  [Florida]

• Aqua America - Florida
• Gainesville Regional Utilities
• Hialeah Department of Water and Sewers
• JEA
• Miami-Dade Water and Sewer Department
• Miami-Petersburg Department of Water and Sewers
• Orlando Utilities Commission
• St. Petersburg Water Resources Department
• Tampa Bay Water

  Georgia">Georgia (U.S. state)">Georgia

• City of Atlanta Department of Watershed Management
• Cherokee County Water & Sewerage Authority
• City of Austell Water System
• City of Canton Water System
• City of Mountain Park Water System
• City of Powder Springs Water System
• City of Smyrna Water System
• City of Woodstock Water System
• Cobb County - Marietta Water Authority
• Cobb County Water System
• Columbus Water Works
• Douglasville/Douglas County Water Authority
• Etowah Water and Sewer Authority
• Gwinnett County Department of Water Resources
• Gilmer County Water Authority
• Heard County Water Authority
• Jackson County Water and Sewerage Authority
• Marietta Board of Lights and Water
• Paulding County Water System
• Pickens County Water Authority
• Upper Oconee Basin Water Authority
• Waleska Water Authority

  [Hawaii]

• Hawaii American Water

  [Illinois]

• Aqua America - Illinois
• Aurora Department of Public Works
• Axton Environmental
• Chicago Department of Water Management
• Illinois American Water
• Rockford Department of Public Works

  [Indiana]

• Aqua America - Indiana
• Indiana American Water
• Indianapolis Water

  [Iowa]

• Des Moines Water Works
• Iowa American Water

  [Kansas]

• Kansas City Board of Public Utilities

  [Kentucky]

• Kentucky American Water
• Louisville Water Company
• Owensboro Municipal Utilities

  [Louisiana]

• Baton Rouge Water Company
• City of Bogalusa
• City of Monroe
• Jefferson Parish Water Department
• Sewerage and Water Board of New Orleans
• Shreveport Office of Water and Sewerage

  [Maine]

• Aqua America - Maine
• Maine Water - Owned by Connecticut Water
• Portland Water District

  [Maryland]

• Anne Arundel County Department of Public Works
• Baltimore Bureau of Water and Wastewater
• Easton Utilities
• Maryland American Water
• Washington Suburban Sanitary Commission

  [Massachusetts]

• Boston Water and Sewer Commission
• Cambridge Water Department
• Holyoke Water Works
• KWI North America
• Lynn Water and Sewer Commission
• Massachusetts Water Resources Authority

  [Michigan]

• Detroit Water and Sewerage Department
• Grand Rapids Water System
• Great Lakes Water Authority
• Holland Board of Public Works
• Lansing Board of Water and Light
• Michigan American Water

  [Minnesota]

• Minneapolis Water Department
• Saint Paul Regional Water Services

  [Mississippi]

• Jackson Department of Public Works

  [Missouri]

• Aqua America - Missouri
• City Utilities of Springfield
• Missouri American Water
• St. Louis Water Division

  [Nebraska]

• Metropolitan Utilities District

  [New Hampshire]

• Pennichuck Corporation

  [New Jersey]

• Aqua America - New Jersey
• Atlantic City Municipal Utilities Authority
• East Windsor Municipal Utilities Authority
• Freehold Township Water And Sewer
• Middlesex Water Company
• New Jersey American Water
• Newark Department of Water and Sewer Utilities
• Ocean County Municipal Utilities Authority
• Passaic Valley Water Commission
• Trenton Water Works
• United Water

  New York">New York (state)">New York

• American Water
• Aqua America - New York
• Buffalo Water Authority
• New York City Department of Environmental Protection
• Rochester Bureau of Water and Lighting
• Syracuse Water Department
• Yonkers Department of Public Works

  [North Carolina]

• Aqua America - North Carolina
• Cape Fear Public Utility Authority
• Durham Public Works Department
• Greensboro Water Resources Department
• Raleigh Public Utilities Department
• Winston-Salem/Forsyth County Utilities Division

  [Ohio]

• Akron Public Utilities Bureau
• Aqua America - Ohio
• Cleveland Division of Water
• Columbus Department of Public Utilities
• Del-Co Water Company
• Greater Cincinnati Water Works
• Ohio American Water
• Toledo Department of Public Utilities

  [Oklahoma]

• Oklahoma City Department of Utilities

  [Oregon]

• Portland Water Bureau

  [Pennsylvania]

• Aqua Pennsylvania
• Borough of Kutztown Water Department
• Borough of Quakertown Water Department
• Borough of Schuylkill Haven Utilities Department
• City of Bethlehem Department of Water & Sewer Resources
• Doylestown Borough Water Department
• Ephrata Area Joint Authority
• Erie Water Works
• Horsham Water and Sewer Authority
• North Penn Water Authority
• North Wales Water Authority
• Pennsylvania American Water
• Philadelphia Water Department
• Pittsburgh Water and Sewer Authority
• South Middleton Municipal Authority
• Warminster Municipal Authority

  [South Carolina]

• Aqua America - South Carolina
• Beaufort-Jasper Water and Sewer Authority
• Charleston Water System
• Greenville Water
• Spartanburg Water

  [Tennessee]

• Tennessee American Water

  [Texas]

• Aqua America - Texas
• Arlington Water Utilities
• Austin Water Utility
• Clear Lake City Water Authority
• Corpus Christi Water Department
• Dallas Water Utilities
• El Paso Water Utilities
• Fort Worth Water Department
• Houston Department of Public Works and Engineering
• San Antonio Water System
• Texas American Water

  [Utah]

• Salt Lake City Department of Public Utilities
• Washington County Water Conservancy District

  [Vermont]

• Burlington Department of Public Works

  [Virginia]

• Aqua America - Virginia
• City of Fairfax Utilities
• City of Falls Church Department of Public Works
• City of Manassas Utilities
• Fairfax County Water Authority
• Loudoun Water, serves the unincorporated areas of Loudoun County
• Prince William County Service Authority
• Town of Leesburg Water
• Town of Purcellville Water
• Virginia American Water Company

  Washington">Washington (state)">Washington

• Cascade Water Alliance
• Seattle Public Utilities
• Snohomish County Public Utility District
• Tacoma Water division of Tacoma Public Utilities

  West Virginia">West Virginia (U.S. state)">West Virginia

• West Virginia American Water

  [Wisconsin]

• Madison Water Utility
• Milwaukee Water Works