The most prestigious water/wastewater utilities and engineering companies in the world turn to MWH Soft for the company's rich history of development and delivery of the most powerful and comprehensive hydraulic infrastructure network modeling and design solutions
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Name | State/Country |
|
| Abbotsford, B.C. | Canada |
| Abilene | TX |
| Abu Dhabi Water & Electricity Authority | UAE |
| Aden Governorate Water & Sanitation Corporation | Yemen |
| Agency for Toxic Substances and Disease Registry | GA |
| Aguas de Barrancabermeja S.A.E.S.P. | Columbia |
| Aguas do Cacado SA | Portugal |
| Aguas Provinciales de Santiago | Argentina |
| Aguas y Aguas de Pereira | Colombia |
| Akron Public Utilities Bureau | OH |
| Al Ain Distribution Company | U.A.E. |
| Alameda County Water District | CA |
| Albuquerque | NM |
| Alderwood Water and Wastewater District | WA |
| Alexandria | VA |
| Alhambra | CA |
| Amador Water Agency | CA |
| Anaheim | CA |
| Anchorage Water and Wastewater Utility | AK |
| Anderson Regional Water System | SC |
| Andrews Air Force Base | MD |
| Ann Arbor Utilities Division | MI |
| Apple Valley Ranchos Water Company | CA |
| Aqaba | Jordan |
| Aqwest-Bunbury Water Board | Australia |
| Arcadia | CA |
| Arcata | CA |
| Arlington | TX |
| Arlington County | VA |
| Arup Water | Australia |
| Arvada | CO |
| Asheville | NC |
| Ashland | OR |
| Ashley Valley Sewer Mgmt Board | UT |
| Asotin County PUD | WA |
| Aspen | CO |
| Athens-Clarke County | GA |
| Augusta County Service Authority | VA |
| Augusta Utilities Department | GA |
| Aurora | CO |
| Austin Water and Wastewater Utilities | TX |
| Autoridad De Acueductos Y. Alcantarillados | Puerto Rico |
| Aviano Air Force Base | Italy |
| Avion Water | OR |
| Avondale | AZ |
| AWT New Zealand | New Zealand |
| Azusa Light and Water Department | CA |
| Bakersfield | CA |
| Baldy Mesa Water District | CA |
| Banana Shire Council | Australia |
| Banning | CA |
| Barksdale Air Force Base | LA |
| Barrie, Ontario | Canada |
| Barstow | CA |
| Bartlesville | OK |
| Bathurst Regional Council | Australia |
| Beale Air Force Base | CA |
| Beatrice | NE |
| Bella Vista Water District | CA |
| Bellevue | OH |
| Bellingham | WA |
| Belmont | CA |
| Beloit | WI |
| Belton | MO |
| Bend | OR |
| Benecia | CA |
| Bentonville Water Utilities | AR |
| Berryville Public Works | AR |
| Beverly | MA |
| Beverly Hills | CA |
| Billings | MT |
| Birmingham Water Works Board | AL |
| Bismarck | ND |
| Bloomington | MN |
| Bonita Springs Utilities, Inc. | FL |
| Bonners Ferry | ID |
| Boston Water and Sewer Commission | MA |
| Bothell | WA |
| Boulder | CO |
| Brantford, Ontario | Canada |
| Brea | CA |
| Brentwood | TN |
| Brevard County | FL |
| Brewster Water Department | MA |
| Brick Township Municipal Utilities Authority | NJ |
| Bristol County Water Authority | RI |
| Broad River Water Authority | NC |
| Broken Arrow | OK |
| Brookfield | WI |
| Brooks Air Force Base | TX |
| Broward County | FL |
| Brunei Public Works Department | Brunei |
| Brunswick | GA |
| Brunswick & Topsham Water District | ME |
| Brush | CO |
| Buckley Air Force Base | CO |
| Buena Park | CA |
| Burbank Water and Power | CA |
| Burlingame | CA |
| Butler County | OH |
| Cabanatuan City Water District | Philippines |
| Cabot | AR |
| Cairns Water | Australia |
| Calaveras County Water District | CA |
| Caldwell | ID |
| Calgary Waterworks, Alberta | Canada |
| California Department of Corrections | CA |
| California Water Service Company | CA |
| Calleguas Municipal Water District | CA |
| Caloundra City Council | Australia |
| Camarillo | CA |
| Camas | WA |
| Cambridge | MA |
| Camrosa Water District | CA |
| Cannon Air Force Base | NM |
| Cape Canaveral Air Force Station | FL |
| Cape Coral | FL |
| Cape Girardeau | MO |
| Capistrano Valley Water District | CA |
| Capital Regional District, B.C. | Canada |
| Carlsbad Municipal Water District | CA |
| Carmichael Water District | CA |
| Carpinteria Valley Water District | CA |
| Carrollton | TX |
| Casa Grande | AZ |
| Casino | Australia |
| Casitas Municipal Water Disrict | CA |
| Castaic Lake Water Agency | CA |
| Castle Pines Metropolitan District | CO |
| Castle Rock | CO |
| Castlegar, B.C. | Canada |
| Cayman Water | Cayman Islands |
| Cedar City | UT |
| Cedar Hill | TX |
| Center for Disease Control | GA |
| Central Arkansas Water | AR |
| Central Basin Municipal Water District | CA |
| Central Coast Water Authority | CA |
| Central Highlands Water Authority | Australia |
| Central Point | OR |
| Centroaguas, E.S.P. | Colombia |
| Ceres | CA |
| Cerritos | CA |
| Chandler | AZ |
| Chanhassen | MN |
| Charlotte | NC |
| Charter Township of Grand Blanc | MI |
| Charter Township of Meridian | MI |
| Chesterfield County | VA |
| Cheyenne | WY |
| Chicago | IL |
| Chilliwack, B.C. | Canada |
| Chino | CA |
| Chino Hills | CA |
| Cincinnati Water Works | OH |
| Citizens Utilities Company of California | CA |
| Citrus Heights Water District | CA |
| City & Borough of Juneau | AK |
| City Design | New Zealand |
| City of Springfield Office Public Utilities | IL |
| Clackamas River Water | OR |
| Clarence City Council | Australia |
| Clark County WRD | NV |
| Clarksville | TN |
| Clay County Utility Authority | FL |
| Clearwater | FL |
| Clermont | FL |
| Clermont County | OH |
| Cleveland Utilities | TN |
| Cleveland Water Division | OH |
| Clifton Water District | CO |
| Coachella Valley Water District | CA |
| Coatsville Authority | PA |
| College Station | TX |
| Colorado Springs Utilities | CO |
| Columbia County Water & Sewerage | GA |
| Columbia Water & Light | MO |
| Columbus | OH |
| Comisión Estatal de Servicios Públicos de Tijuana (CESPT) | Mexico |
| Compton | CA |
| Concord | NC |
| Consolidated Mutual Water Company | CO |
| Consolidated Utility District of Rutherford County | TN |
| Contra Costa Water District | CA |
| Conway Corporation | AR |
| Coquitlam, B.C. | Canada |
| Coralville | IA |
| Corner Brook | Canada |
| Cornwall, Ontario | Canada |
| Corona | CA |
| Corpus Christi | TX |
| Corvallis | OR |
| Council of Development and Reconstruction Water Authority of Beirut | Lebanon |
| Council of Development and Reconstruction Water Authority of Bekaa | Lebanon |
| Councill of Development and Reconstruction Water Authority of Mount Lebanon | Lebanon |
| County of Henrico | VA |
| County of Pierce | WA |
| County of Sacramento | CA |
| County of Santa Cruz | CA |
| County Sanitation Districts of Los Angeles County | CA |
| Covington | GA |
| Covington Water District | WA |
| Cowlitz County PUD | WA |
| Crescenta Valley Water District | CA |
| Crossville | TN |
| CSJ Water Pollution Control - San Jose | CA |
| Cucamonga County Water District | CA |
| Dahlonega | GA |
| Dallas | OR |
| Dallas Water Utilities | TX |
| Dalton Utilities | GA |
| Dammam | Saudi Arabia |
| Dandridge Water Management Facility | TN |
| Danville | VA |
| Davis | CA |
| Davis Monthan Air Force Base | AZ |
| Dayton Water Department | OH |
| Daytona Beach | FL |
| Decatur Utilities | AL |
| Deerfield Beach | FL |
| Delta | CO |
| Denton | TX |
| Denver Water | CO |
| Dept. of Water Supply | HI |
| Desert Water Agency | CA |
| Development Authority of the North Country | NY |
| District Municipality of Muskoka | Canada |
| District of Mission, B.C. | Canada |
| District of Saanich | Canada |
| Dover | DE |
| Downey | CA |
| Dracut Water Supply District | MA |
| Draper | UT |
| Dubai Electricity and Water Authority (DEWA) | U.A.E. |
| Dubai Municipality | U.A.E. |
| Dubbo City Council | Australia |
| Dublin San Ramon Services District | CA |
| DuPage Water Commission | IL |
| Durango | CO |
| Dyess Air Force Base | TX |
| East Bay Dischargers Authority | CA |
| East Bay Municipal Utility District | CA |
| East Orange Water Commission | NJ |
| East Providence | RI |
| Eastern Band of Cherokee Indians | NC |
| Eastern Municipal Water District - Perris | CA |
| Easton Utilities | MD |
| Ecole Polytechnique de Montreal, Quebec | Canada |
| El Dorado Irrigation District | CA |
| El Paso | TX |
| El Toro Water District | CA |
| Elgin | IL |
| Ellington Air National Guard Base - Houston | TX |
| Ellsworth Air Force Base | SD |
| Eloy | AZ |
| Elsinore Valley Municipal Water District | CA |
| Empresa de Acueductos y Alcantarillado de Pereira S.A E.S.P | Colombia |
| Empresa de Acueductos y Alcantarillado de Villavicencio E.S.P. | Colombia |
| Empresas Municipales de Cali EICE ESP (EMCALI) | Colombia |
| Englewood | CO |
| Englewood Water District | FL |
| Escondido | CA |
| Eugene Water & Electric Board | OR |
| Evanston | IL |
| Everett | WA |
| Evesham Municipal Utilities Authority | NJ |
| Fair Oaks Water District | CA |
| Fairfax County Wastewater Management | VA |
| Fairfax Water | VA |
| Falls Church | VA |
| Fayetteville | NC |
| Fayetteville | AR |
| Federal Electricity and Water Authority | U.A.E. |
| Federal Law Enforcement Training Center | GA |
| First Utility District of Knox County | TN |
| Florida Keys Aqueduct Authority | FL |
| Forsyth County Department of Water & Sewer | GA |
| Fort Collins - Loveland Water District | CO |
| Fort Collins Water Utilities | CO |
| Fort Lauderdale | FL |
| Fort Meyers | FL |
| Fort Pierce Utilities Authority | FL |
| Fort Worth Water Department | TX |
| Foster City | CA |
| Fountain | CO |
| Fountain Sanitation District | CO |
| Fountain Valley | CA |
| Franklin District Council | New Zealand |
| Frederick | MD |
| Fresno | CA |
| Frisco | TX |
| Fullerton | CA |
| Fulton County | GA |
| Gainesville | GA |
| Galt | CA |
| Garden City | ID |
| Garden Grove | CA |
| Gardena | CA |
| Genesee County | MI |
| Georgetown Municipal Water & Sewer Service | KY |
| GIMS | South Africa |
| Gladstsone City Council | Australia |
| Glen Ellyn | IL |
| Glendale | CA |
| Glendale Water Department | CA |
| Glendora | CA |
| Glenorchy City Council | Australia |
| Global Water Resources | AZ |
| Gold Coast Water | Australia |
| Golden State Water Company | CA |
| Goleta Water District | CA |
| Goleta West Sanitary District | CA |
| Golsboro | NC |
| Goodyear | AZ |
| Goulburn Valley Water | Australia |
| Grampians Region Water Authority | Australia |
| Grand Forks | ND |
| Grand Island | NE |
| Grand Prairie | TX |
| Grand Rapids | MI |
| Grand Water & Sewer Service Agency | UT |
| Grants Pass | OR |
| Greeley | CO |
| Green Bay Water Utility | WI |
| Greenwood CPW | SC |
| Greer Commission of Public Works | SC |
| Gresham | OR |
| Grinnell | IA |
| Groveland Community Services District | CA |
| Guam Environmental Protection Agency | Guam |
| Guam Naval Facilities | Guam |
| Guam Waterworks Authority | Guam |
| Guelph, Ontario | Canada |
| Gulf Coast Water Authority | TX |
| Gunnedah Shire Council | Australia |
| Hagerstown | MD |
| Hallsdale-Powell Utility District | TN |
| Hamilton Township Municipal Utilities Authority | NJ |
| Hannibal Board of Public Works | MO |
| Hanover County | VA |
| Harpeth Valley Utilities District | TN |
| Harriman Utility Board | TN |
| Harrison | AR |
| Haverhill | MA |
| Hawthorne | CA |
| Hayward | CA |
| Helena | MT |
| Helix Water District | CA |
| Hemet | CA |
| Henderson | NV |
| Henderson Water Utility | KY |
| Hermiston | OR |
| Hesperia | CA |
| Hidrolara C.A. | Venezuela |
| Higginsville | MO |
| Highline Water District | WA |
| Hill Air Force Base | UT |
| Hillsborough | CA |
| Hillsborough County | FL |
| Hilton Head Public Service District | SC |
| Hobart Water | Australia |
| Hodeidah Water and Sanitation Local Corporation (HWSLC) | Yemen |
| Holbrook | MA |
| Hollister | CA |
| Holloman Air Force Base | NM |
| Hollywood | FL |
| Homer | AK |
| Hong Kong Airport Authority | Hong Kong |
| Hong Kong Water Supplies Department | Hong Kong |
| Honolulu Board of Water Supply | HI |
| Hood River | OR |
| Hot Springs | AR |
| Houston | TX |
| Howard County | MD |
| Hurunui District Council | New Zealand |
| Iberville | LA |
| Idaho Falls | ID |
| Independence | MO |
| Indian Health Service | AL |
| Indian Health Services | NM |
| Indian Wells Valley Water District | CA |
| Indianapolis Water Company | IN |
| Indio | CA |
| Inglewood | CA |
| Inland Empire Utilities Agency | CA |
| Ipswich City Council | Australia |
| Irvine Ranch Water District | CA |
| Irving | TX |
| Issaquah | WA |
| Ithaca | NY |
| Jackson Energy Authority | TN |
| Jacksonville | NC |
| Jeddah | Saudi Arabia |
| Jefferson Parish Department of Water | LA |
| Johnson County Special Utility District | TX |
| Joplin | MO |
| Joshua Basin Water District | CA |
| Kadena Air Force Base | Japan |
| Kahramaa, Water Networks Affairs | Qatar |
| Kalamazoo | MI |
| Kansas City | MO |
| Kaysville | UT |
| Kearns Improvement District | UT |
| Keene | NH |
| Kelowna City, B.C. | Canada |
| Kennedy Space Center | FL |
| Kerrville | TX |
| Killeen | TX |
| Kingston, Ontario | Canada |
| Kitchener, Ontario | Canada |
| Klamath Falls | OR |
| Knoxville Utilities Board | TN |
| La Crosse | WI |
| La Habra | CA |
| Lacey Public Works | WA |
| Lafayette Utilities System | LA |
| LaFollette Utilities | TN |
| Lajes Air Force Base | Portugal |
| Lake Arrowhead | CA |
| Lake County | IL |
| Lake Havasu | AZ |
| Lake Oswego | OR |
| Lake Whatcom Water and Sewer District | WA |
| Lake Worth | FL |
| Lakewood | CA |
| Langley Air Force Base | VA |
| Langley, B.C. | Canada |
| Lansing Board of Water & Light | MI |
| Las Cruces | NM |
| Las Vegas | NV |
| Las Vegas Valley Water District | NV |
| Las Virgenes Municipal Water District | CA |
| Latham Water District | NY |
| Laughlin Air Force Base | TX |
| Laurens County Water & Sewer Comm. | SC |
| LaVerne | CA |
| Lawrenceville | GA |
| LDS Church | UT |
| League City | TX |
| Lee County Regional Water Supply Authority | FL |
| Lee County Utilities | FL |
| Lee's Summit | MO |
| Lewiston | ID |
| Lewiston | ME |
| Liberty Chesnee Fingerville Water District | SC |
| Limestone County Water and Sewer | AL |
| Lincoln | AR |
| Lincoln | CA |
| Lincoln Wastewater System | NE |
| Lincoln Water System | NE |
| Livermore | CA |
| Logan | UT |
| Logan City Council | Australia |
| Lompoc | CA |
| London, Ontario | Canada |
| Long Beach Water Department | CA |
| Longmont | CO |
| Longview | WA |
| Los Alamos | NM |
| Los Angeles Department of Water and Power | CA |
| Los Angeles DWP Recycled Dept | CA |
| Los Osos Community Services District | CA |
| Louisiana Utilities, Inc. | LA |
| Louisville Water Company | KY |
| Loveland | OH |
| Loveland Water and Power | CO |
| Lubbock | TX |
| Lynchburg | VA |
| Lynwood | WA |
| Madison Water Utility | WI |
| Magalies Water | South Africa |
| Mammoth Community Water District | CA |
| Manassas | VA |
| Manchester Water Works | NH |
| Manitowoc Public Utilities | WI |
| Mansfield | TX |
| Manteca | CA |
| Manukau Water | New Zealand |
| Marafiq | Saudi Arabia |
| Marco Island | FL |
| Margate | FL |
| Marina Coast Water District | CA |
| Marine Corps Air Station - Cherry Point | NC |
| Marion County Utilities | FL |
| Marlborough District Council | New Zealand |
| Marquette | MI |
| Marysville | WA |
| Massachusetts Water Resources Authority | MA |
| McAllen | TX |
| McEntire Air National Guard Station - Eastover | SC |
| McGuire Air Force Base | NJ |
| McKinney | TX |
| Medford | MA |
| Medford Water Commission | OR |
| Melbourne Water | Australia |
| Memphis | TN |
| Memphis Light, Gas & Water Dept. | TN |
| Menlo Park | CA |
| Meridian | ID |
| Mesa | AZ |
| Mesa Consolidated Water District | CA |
| Metropolitan District of Connecticut | CT |
| Metrowater | New Zealand |
| Miami Dade Water and Sewer Department | FL |
| Michigan City | IN |
| Midland | TX |
| Millbrae Public Works | CA |
| Milpitas | CA |
| Milwaukee | WI |
| Ministry of Electricity and Water | Bahrain |
| Ministry of Energy | Kuwait |
| Ministry of Municipalities & Public Works | Iraq |
| Ministry of Water and Irrigation | Jordan |
| Ministry of Works and Energy | Fiji |
| Minot Air Force Base | ND |
| Mission Springs Water District | CA |
| Mobile County Water, Sewer & Fire Protection Authority | AL |
| Modesto | CA |
| Mohawk Valley Water Authority | NY |
| Moline | IL |
| Monroe | NC |
| Monroe | WA |
| Monroe County Water Authority | NY |
| Monroe Township Municipal Utilities Authority | NJ |
| Montara | CA |
| Monte Vista Water District | CA |
| Montecito Water District | CA |
| Montezuma Water Company | CO |
| Montgomery County | OH |
| Montgomery Water and Sewer Board | AL |
| Montrose | CO |
| Moore County | NC |
| Moorhead Public Service | MN |
| Moreton Bay Water | Australia |
| Morgan Hill | CA |
| Moulton Niguel Water District | CA |
| Mount Laurel Township | NJ |
| Mount Pleasant | MI |
| Mount Pleasant Waterworks | SC |
| Mountain View | CA |
| Mountain Water Company | MT |
| Mt. Crested Butte Water & Sanitation District | CO |
| Mt. Home Air Force Base | ID |
| Murfreesboro | TN |
| Muscatine Power & Water | IA |
| Muskegon | MI |
| Muskogee | OK |
| Nacogdoches | TX |
| Nadi-Lautoka Regional Water Supply | Fiji |
| Napa Department of Public Works | CA |
| Nashville Metropolitan Water Services | TN |
| National Naval Medical Center | MD |
| National Water Commission | Jamaica |
| National Water Company – Jeddah City | Saudi Arabia |
| National Water Company – Riyadh City | Saudi Arabia |
| Navajo Environmental Protection Agency | AZ |
| Navajo Tribal Utility Authority | AZ |
| Naval Surface Warfare Center - Carderock | MD |
| Navy Public Works Center - Illinois | IL |
| Navy Public Works Center - Washington Navy Yard | Washington D.C. |
| Nellis Air Force Base | NV |
| Nevada Irrigation District | CA |
| New Braunfels Utilitie | TX |
| New Kent County | VA |
| New London | CT |
| New Westminster | Canada |
| New York City Department of Environmental Protection | NY |
| Newark | NJ |
| Newberg | OR |
| Newberry | SC |
| Newhall County Water District | CA |
| Newnan Utilities | GA |
| Newport | RI |
| Newport Beach | CA |
| Newton | MA |
| Newton County Water and Sewer | GA |
| Niagara Falls, Ontario | Canada |
| North Las Vegas | NV |
| North Miami Beach | FL |
| North Penn Water Authority | PA |
| North Richland Hills | TX |
| North Shore City Council | New Zealand |
| North Tahoe Public Utility District | CA |
| North Texas Municipal Water District | TX |
| North Vancouver, B.C. | Canada |
| North Weld County Water District | CO |
| Northern Kentucky Water District | KY |
| Northern Territory Power and Water Authority (NTPAWA) - Darwin | Australia |
| Northglenn | CO |
| Northshore Utility District | WA |
| Northstar Community Services District | CA |
| Norwalk First Taxing District Water Dept. | CT |
| Novi | MI |
| Oak Harbor | WA |
| Oak Lodge Water District | OR |
| Oakland Park | FL |
| Oberlin | OH |
| Oceanside | CA |
| O'Fallon | MO |
| Offut Air Force Base | NE |
| Ogden | UT |
| Oklahoma City | OK |
| Olathe | KS |
| Onieda County Health Department | NY |
| Onondaga County Water Authority | NY |
| Ontario | CA |
| Orange | CA |
| Orange County Utilities | FL |
| Orange County Water District | CA |
| Orangevale | CA |
| Oregon City | OR |
| Orem | UT |
| Orlando Utilities Commission | FL |
| Ormond Beach | FL |
| Otay Water District | CA |
| Ottawa, Ontario | Canada |
| Oviedo | FL |
| Owasso | OK |
| Owensboro Municipal Utilities | KY |
| Padre Dam Municipal Water District | CA |
| Palm Beach County Water Utilities | FL |
| Palm Coast | FL |
| Palmdale Water District | CA |
| Palo Alto | CA |
| Palos Heights Public Works | IL |
| Panama City | FL |
| Paragould Light Water & Cable | AR |
| Paramount | CA |
| Park City | UT |
| Park Water Company | CA |
| Pasadena Water & Power | CA |
| Pasco County Utilities | FL |
| Patrick Air Force Base | FL |
| PCWF - Program Alliance | Australia |
| Pearland | TX |
| Perak Water Board | Malaysia |
| Petaluma | CA |
| Philadelphia Water Department | PA |
| Phoenix | OR |
| Phoenix | AZ |
| Pico Water District | CA |
| Pine Rivers Shire Council | Australia |
| Pittsburg | CA |
| Placer County Water Agency | CA |
| Planeación Sistemasy Control | Mexico |
| Pleasanton | CA |
| Pocatello | ID |
| Pomona | CA |
| Pompano Beach | FL |
| Port Colborne, Ontario | Canada |
| Port of Long Beach | CA |
| Port of Oakland | CA |
| Porterville | CA |
| Portland Water District | ME |
| Portsmouth | NH |
| Poulsbo | WA |
| Poway | CA |
| Prescott | AZ |
| Prince George, B.C. | Canada |
| Prince William County Service Authority | VA |
| Prineville | OR |
| Provo City Department of Water | UT |
| Pueblo Board of Water Works | CO |
| Puerto Rico Aqueducts & Sewer Authority | Puerto Rico |
| Pullman | WA |
| Punta Gorda | FL |
| Qatar General Electricity & Water Corporation (KAHRAMAA) | Qatar |
| Queensland Water Commission | Australia |
| Radford | VA |
| Rainbow Municipal Water District | CA |
| Ramona Municipal Water District | CA |
| Rancho California Water District | CA |
| Randolph Air Force Base | TX |
| Rapid City | SD |
| Raymore | MO |
| Red Bluff | CA |
| Redcliffe City Council | Australia |
| Redding | CA |
| Redmond | OR |
| Regional Municipality of Durham, Ontario | Canada |
| Regional Municipality of Halton, Ontario | Canada |
| Regional Municipality of Niagara, Ontario | Canada |
| Regional Municipality of Peel, Ontario | Canada |
| Regional Municipality of Waterloo, Ontario | Canada |
| Regional Municipality of York, Ontario | Canada |
| Renton | WA |
| Rialto | CA |
| Richardson | TX |
| Richmond | CA |
| Richmond | VA |
| Richmond, B.C. | Canada |
| Rincon del Diablo MWD | CA |
| Rio Rancho | NM |
| Ripon | CA |
| Riverina Water County Council | Australia |
| Riverside | CA |
| Riviera Beach | FL |
| Riyadh | Saudi Arabia |
| Robertsdale | AL |
| Robins Air Force Base | GA |
| Rochester | NY |
| Rock Hill | SC |
| Rock Island | IL |
| Rockdale County Water Resources | GA |
| Rockford | IL |
| Rockville | MD |
| Rockwood P.U.D. | OR |
| Rogers Water Utilities | AR |
| Rome Water District | NY |
| Roseville | CA |
| Ross County Water Company | OH |
| Roswell | GA |
| Rous County Council at Lismore | Australia |
| Royal Commission for Jubail and Yanbu | Saudi Arabia |
| Rubidoux Community Services District | CA |
| RWE Thames Water | United Kingdom |
| S.C. Apa Canal S.A. | Romania |
| Sachse | TX |
| Sacramento | CA |
| Sacramento Suburban Water District | CA |
| Saigon Water Corporation | Vietnam |
| Salem City | UT |
| Salisbury | MD |
| Salt Lake City | UT |
| Salt River Pima Maricopa Indian Community | AZ |
| Sammamish Plateau Water & Sewer | WA |
| San Angelo | TX |
| San Antonio Water System | TX |
| San Benito County Water District | CA |
| San Bernardino | CA |
| San Dieguito Water District | CA |
| San Elijo Joint Powers Authority | CA |
| San Fernando | CA |
| San Francisco International Airport | CA |
| San Jose | CA |
| San Jose Municipal Water System | CA |
| San Juan Capistrano | CA |
| San Juan Water District | CA |
| Sanaa Water and Sanitation Local Corporation | Yemen |
| Sand Springs | OK |
| Sandia Peak Utility | NM |
| Sandy City Public Utilities | UT |
| SANEPAR | Brazil |
| Sanford Water District | ME |
| Santa Ana Watershed Project Authority | CA |
| Santa Barbara | CA |
| Santa Clara | CA |
| Santa Clara Valley Water District | CA |
| Santa Clarita Water Company | CA |
| Santa Cruz | CA |
| Santa Fe | NM |
| Santa Fe Irrigation District | CA |
| Santa Maria | CA |
| Santa Monica | CA |
| Santa Rosa | CA |
| Saskatoon, Saskatchewan | Canada |
| Scottsdale | AZ |
| Selma-Kingsburg-Fowler County Sanitation District | CA |
| Seminole County Government - Environmental Services Department | FL |
| Sewerage & Water Board of New Orleans | LA |
| Seymour-Johnson Air Force Base | NC |
| Shafter | CA |
| Shaw Air Force Base | SC |
| Shawnee | OK |
| Shelby | NC |
| Sherwood | AR |
| Shorelands Water Co., Inc. | NJ |
| Show Low | AZ |
| Sierra Vista | AZ |
| Siloam Springs | AR |
| Simi Valley | CA |
| Sioux Falls | SD |
| Skagit County PUD | WA |
| Slidell | LA |
| Snohomish County PUD | WA |
| Social Fund for Development | Yemen |
| SOGESID | Italy |
| Somerton | AZ |
| Somerville | MA |
| Sonoma County Water Authority | CA |
| Soquel Creek Water District | CA |
| South Australian Water Corporation | Australia |
| South Coast Water District | CA |
| South East Water Limited | Australia |
| South Fort Collins Sanitation District | CO |
| South Jordan | UT |
| South Mesa Water Company | CA |
| South Tahoe PUD | CA |
| South Taranaki District Council | New Zealand |
| South West Water | Australia |
| Southern Nevada Water Authority | NV |
| Southington Water Department | CT |
| Southwest Regional Water District | OH |
| Spartanburg Water System | SC |
| Special Districts of San Bernardino County | CA |
| Spencer Municipal Utlities | IA |
| Spokane | WA |
| Spokane County Public Utility | WA |
| Spotsylvania County Utilities | VA |
| Springdale | AR |
| Springfield Water and Sewer Commission | MA |
| Springville | UT |
| St. Bernard Parish Government | LA |
| St. Catharines, Ontario | Canada |
| St. George | UT |
| St. Helena | CA |
| St. Johns County | FL |
| St. John's, Newfoundland | Canada |
| St. Paul Water Utility | MN |
| Stafford County Utilities Department | VA |
| Stark County Metropolitan Sewer District | OH |
| Statesville | NC |
| Steamboat Springs | CO |
| Stillwater | OK |
| Stockton | CA |
| Submarine Base Kings Bay | GA |
| Suburban Water Systems | CA |
| Suffolk | VA |
| Sun ‘n Lake of Sebring Improvement District | FL |
| Sunny Slope County Water District | CA |
| Sunnyvale | CA |
| Sunrise | FL |
| Sunrise Water Authority | OR |
| SunWater | Australia |
| Superior Water, Light and Power Company | WI |
| Sweetwater Authority | CA |
| Tacoma | WA |
| Talent | OR |
| Tallahassee | FL |
| Tampa | FL |
| Tauranga District Council | New Zealand |
| Texarkana Water Utilities | TX |
| Thames Coromandel District Council | New Zealand |
| The Dalles | OR |
| The Ohio State University | OH |
| Thornton | CO |
| Thorold, Ontario | Canada |
| Thousand Oaks | CA |
| Thunder Bay | Canada |
| Timmins, Ontario | Canada |
| Tinker Air Force Base | OK |
| Toronto, Ontario | Canada |
| Torrance | CA |
| Town of Andover | MA |
| Town of Chestermere, Alberta | Canada |
| Town of Concord | MA |
| Town of Crested Butte | CO |
| Town of Estes Park | CO |
| Town of Exeter | NH |
| Town of Flower Mound | TX |
| Town of Fort Erie, Ontario | Canada |
| Town of Gilbert | AZ |
| Town of Grimsby, Ontario | Canada |
| Town of Hilton Head Island | SC |
| Town of Ipswich | MA |
| Town of Leesburg | VA |
| Town of Lincoln, Ontario | Canada |
| Town of Markham, Ontario | Canada |
| Town of Niagara-on-the-Lake, Ontario | Canada |
| Town of Niskayuna | NY |
| Town of Peace River, Alberta | Canada |
| Town of Pelham, Ontario | Canada |
| Town of Plymouth | MA |
| Town of Prescott Valley | AZ |
| Town of Queensbury | NY |
| Town of Reading | MA |
| Town of Reading | MA |
| Town of Ridgeland | SC |
| Town of Smithfield | RI |
| Town of Smyrna | TN |
| Town of Tewksbury | MA |
| Town of Vestal | NY |
| Town of Yarmouth | MA |
| Township of Langley | Canada |
| Trabuco Canyon Water District | CA |
| TRANSCO | U.A.E. |
| Tri-County Water | CO |
| Troy | OH |
| Truckee Meadows Water Authority | NV |
| Truckee-Donner Public Utilities | CA |
| Tualatin | OR |
| Tualatin Valley Water District | OR |
| Tucson | AZ |
| Tumwater | WA |
| Tuolumne Utilities District | CA |
| Tustin | CA |
| Tweed Shire Council | Australia |
| Ujung Pandang | Indonesia |
| Union Water Supply System | Canada |
| United States Department of Agriculture | AR |
| United Utilities Australia Pty, Ltd. | Australia |
| United Water | Australia |
| United Water | NJ |
| University of California Davis Water Utility | CA |
| University of Texas Utilities & Energy Management | TX |
| University of Utah | UT |
| University Park | TX |
| Upland | CA |
| Upper Hutt City Council | New Zealand |
| US Air Force 153 - Scott Air Force Base | IL |
| US Air Force European Command | Germany |
| US Army Corps of Engineers | AL |
| US Army Fort Richard | AK |
| US Army Garrison | HI |
| US Army Garrison Alaska | AK |
| US Army Transportation Center - Fort Eustis | VA |
| USAID West Bank and Gaza | Palestine |
| USDA - NRCS | UT |
| USDA - NRCS | ID |
| Utah Division of Drinking Water | UT |
| Vallecito Water Company | CO |
| Vallejo | CA |
| Valley Center Municipal Water District | CA |
| Vancouver | WA |
| Vancouver | Canada |
| Ventura Regional Sanitation District | CA |
| Veolia Water Indianapolis | IN |
| Vera Water & Power | WA |
| Vernon | CA |
| Versailles | OH |
| Victor Valley Water District | CA |
| Village of Algonquin | IL |
| Village of Endicott | NY |
| Village of Howard | WI |
| Village of Lake Zurich | IL |
| Village of Mount Prospect | IL |
| Village of Pleasant Prairie | WI |
| Virginia Beach | VA |
| Visalia | CA |
| Vista Irrigation District | CA |
| Waco | TX |
| Waipa District Council | New Zealand |
| Wakefield Public Works | MA |
| Walla Walla | WA |
| Walnut Valley Water District | CA |
| Wanganui District Council | New Zealand |
| Warren | OH |
| Warren Air Force Base | WY |
| Washington Water Service Company | WA |
| Wasilla | AK |
| Water & Sewerage Authority of Trinidad & Tobago | West Indies |
| Water and Sewer Authority of Cabarrus County | NC |
| Water Authority of Jordan | Jordan |
| Water Directorate in Eastern Region (Dammam) – MOWE | Saudi Arabia |
| Water Management Group | CA |
| Water Pollution Control Authority of Norwalk | CT |
| Water Users, LLC | AR |
| Watercare Services, Ltd. | New Zealand |
| WaterOne | KS |
| Watsonville | CA |
| We Energies | WI |
| Weber Basin Water Conservancy District | UT |
| Welland, Ontario | Canada |
| Wellington City Council | New Zealand |
| West Basin | CA |
| West Bend | WI |
| West Bloomfield Charter Township | MI |
| West Jordan | UT |
| West Lincoln, Ontario | Canada |
| West Linn | OR |
| West Melbourne | FL |
| West Palm Beach | FL |
| West Sacramento | CA |
| Western Bay of Plenty District Council | New Zealand |
| Western Municipal Water District | CA |
| Western Water | Australia |
| Westminster | CO |
| Westminster | CA |
| Weston | MA |
| Whitby, Ontario | Canada |
| White House Utility District | TN |
| Whiteman Air Force Base | MO |
| Wichita Falls | TX |
| Wichita Water & Sewer Department | KS |
| Wide Bay Water | Australia |
| Wilmington | DE |
| Wilsonville | OR |
| Winter Park | FL |
| Wisconsin Electric | WI |
| WMLC - Florida Park | South Africa |
| Woburn | MA |
| Woodinville Water District | WA |
| Woodland | CA |
| Woodmoor Water & Sanitation District | CO |
| Wyoming | MI |
| Yarra Valley Water Authority | Australia |
| Yorba Linda Water District | CA |
| York County | SC |
| Yorkshire Water | United Kingdom |
| Yosemite National Park | CA |
| Yuba City | CA |
| Yucaipa Valley Water District | CA |
| Yuma | AZ |
| Yuma Marine Corp Air Station | AZ |
| Zone 7 Water Agency | CA |
| |
