Am I A Subscriber? If your organization does not appear in the list below, click here to find out how to join the Water Research Foundation. If your organization is a subscriber and you need a login, click here to request a login.    View International Subscribers  Domestic Subscribers (pressing CTRL F on your keyboard will allow you to search the list) Organization City State Advanced Concepts & Technologies International LLC Waco TX Advanced Data Mining International, LLC Greenville SC AECOM Milwaukee WI Alameda County Water District Fremont CA Alan Plummer Associates, Inc. Fort Worth TX Albuquerque/Bernalillo County Water Utility Auth. Albuquerque NM American Water Voorhees NJ American Water - Florida Pensacola FL American Water - Indiana Corp. Greenwood IN American Water - North Carolina Spruce Pine NC American Water Services Houston TX Anchorage Water & Wastewater Utility Anchorage AK Ann Arbor Water Utilities Department Ann Arbor MI Anne Arundel County Department of Public Works Annapolis MD Apple Valley Ranchos Water Company Apple Valley CA Appomattox River Water Authority Petersburg VA Aqua America, Inc. Bryn Mawr PA Aqua Illinois, Inc. Kankakee IL Aqua Illinois, Inc. Danville IL Aqua Maine, Inc. West Rockport ME Aqua New Jersey, Inc. Hamilton NJ Aqua New York Merrick NY Aqua North Carolina, Inc. Cary NC Aqua Ohio, Inc. Boardman OH Aqua Pennsylvania, Inc. Shamokin PA Aqua Pennsylvania, Inc. Sharon PA Aqua Pennsylvania, Inc. Sayre PA Aquarion Water Company Bridgeport CT Aquarion Water Company of Massachusetts Hingham MA Aquarion Water Company of New Hampshire Hampton NH Aquarion Water Company of New York Port Chester NY Aquarion Water of Connecticut Greenwich CT Arizona-American Water Company Phoenix AZ Arlington Public Works Department Arlington MA Arlington Water Utilities Arlington TX Artesian Water Company Newark DE Athens-Clarke County Public Utilities Dept Athens GA Augusta Utilities Department Augusta GA Austell Public Works Austell GA Austin Water Utility Austin TX B.P. Barber & Associates, Inc. Columbia SC Bacliff Municipal Utility District Bacliff TX Bal Harbour Bal Harbour FL Battlement Mesa Metropolitan District Battlement Mesa CO Bay Harbor Islands Bay Harbor Islands FL Bayview Municipal Utility District Bacliff TX Beaufort-Jasper Water & Sewer Authority Okatie SC Bedford Park Water Department Bedford Park IL Bellflower Home Garden Water Company Bellflower CA Bellflower Water Department Bellflower CA Bellflower/Somerset Mutual Water Company Bellflower CA Belmont Water Department Belmont MA Berkeley Public Works/Water Department Berkeley IL Berwyn Water Department Berwyn IL Bethesda Water Supply Corporation Burleson TX Birmingham Water Works Board Birmingham AL Black & Veatch Kansas City MO Blacksburg, Christiansburg, VPI Water Authority Blacksburg VA Bloomingdale Board of Health Bloomingdale NJ Bloomingdale Water Department Bloomingdale NJ Bloomington Water Department Bloomington IL Boston Water & Sewer Commission Boston MA Boy Scouts of America Los Angeles CA Brick Township Municipal Utilities Authority Brick NJ Bridgeview Water Department Bridgeview IL Brookline Water and Sewer Department Brookline MA Broward County Water and Wastewater Operations Div Pompano Beach FL Brown and Caldwell Walnut Creek CA Brown Deer Water Public Utility Brown Deer WI Brunswick & Topsham Water District Topsham ME Bucks County Water & Sewer Authority Warrington PA Burbank Water and Power Burbank CA Burleson Water Department Burleson TX Burlington Water District Saint Helens OR Burns & McDonnell Kansas City MO Byron and Gaines Township Caledonia MI Calgon Carbon Corporation Pittsburgh PA California State Polytechnic University Pomona CA California Water Service Company San Jose CA California Water Services Company Torrance CA California-American Water Company Monterey CA California-American Water Company Imperial Beach CA California-American Water Company Newbury Park CA California-American Water Company Chula Vista CA California-American Water Company Rosemead CA Calumet City Water Department Calumet City IL Calumet Park Water Department Calumet Park IL Canton Department of Public Works Canton MA Cape Fear Public Utility Authority Wilmington NC Carle Place Water District Carle Place NY Carollo Engineers Phoenix AZ Cash Water Supply Corporation Greenville TX Castaic Lake Water Agency Santa Clarita CA CDM Smith Inc. Maitland FL Cedar Grove Board of Health Cedar Grove NJ Cedar Rapids Water Department Cedar Rapids IA Central Arizona Project Phoenix AZ Central Arkansas Water Little Rock AR Central Basin Municipal Water District Commerce CA Central Coast Water Authority Buellton CA Central Lake County Joint Action Water Agency Lake Bluff IL Central Stickney Sanitary District Chicago IL Central Utah Water Conservancy District Orem UT CH2M HILL Denver CO Champlain Water District South Burlington VT Charleston Water System Charleston SC Charlotte-Mecklenburg Utility Charlotte NC Chelsea Public Works Department Chelsea MA Chesapeake Department of Public Utilities Chesapeake VA Chester Metropolitan District Chester SC Chester Water Authority Chester PA Chesterfield County Utilities Department Chesterfield VA Chicago Department of Water Management Chicago IL Chicopee Water Department Chicopee MA Cicero Water Department Cicero IL Citizens Energy Group Indianapolis IN Citrus Heights Water District Citrus Heights CA City of Akron Public Utilities Bureau Akron OH City of Allen Allen TX City of Allentown, Bureau of Water Resources Allentown PA City of Alliance, Department of Water Treatment Alliance OH City of Ames Ames IA City of Anaheim Public Utilities Anaheim CA City of Antioch Antioch CA City of Atlanta Atlanta GA City of Aurora Utilities Aurora CO City of Avondale Avondale AZ City of Beaverton Water Department Beaverton OR City of Bedford Water Department Bedford OH City of Bellevue Bellevue WA City of Billings Public Works Department Billings MT City of Bloomington Utilities Bloomington MN City of Blue Island Water & Sewer Department Blue Island IL City of Boulder Boulder CO City of Brentwood Brentwood CA City of Brookfield Brookfield WI City of Brooklyn Park Brooklyn Park MN City of Broomfield Broomfield CO City of Buena Park Public Works Buena Park CA City of Cerritos Municipal Water District Cerritos CA City of Chandler Chandler AZ City of Cleveland Division of Water Cleveland OH City of Cocoa Cocoa FL City of Columbus Division of Power and Water Columbus OH City of Commerce Commerce CA City of Cotati Cotati CA City of Country Club Hills Water & Sewer Dept. Country Club Hills IL City of Countryside Water Department Countryside IL City of Covina Covina CA City of Crowley Crowley TX City of Cudahy Water Utility Cudahy WI City of Dalworthington Gardens DWG TX City of Darien Water Darien IL City of Des Plaines Water Department Des Plaines IL City of Downey Water Division Downey CA City of Durham, Department of Water Management Durham NC City of Edgecliff Village Edgecliff Village TX City of Englewood Water Department Englewood CO City of Escondido Public Works Escondido CA City of Everman Everman TX City of Fairfield Fairfield CA City of Fairview McKinney TX City of Falcon Heights Falcon Heights MN City of Falls Church-Department of Public Utilitie Falls Church VA City of Farmersville Farmersville TX City of Fate Fate TX City of Flagstaff Flagstaff AZ City of Forest Grove Water Department Forest Grove OR City of Forney Forney TX City of Fort Collins Utilities Fort Collins CO City of Frisco Frisco TX City of Fullerton Fullerton CA City of Garland Garland TX City of Glendale Utilities Department Glendale AZ City of Glendora Water Department Glendora CA City of Golden Water Department Golden CO City of Grand Forks Department of Drinking Water Grand Forks ND City of Grand Junction Grand Junction CO City of Grandville Grandville MI City of Grants Pass Water Department Grants Pass OR City of Gresham Gresham OR City of Haltom City Water Department Haltom City TX City of Harvey Water Department Harvey IL City of Haslet Haslet TX City of Hawthorne Water Department Hawthorne CA City of Henderson Henderson NV City of Hialeah Hialeah FL City of Hialeah Gardens Hialeah Gardens FL City of Hickory Hills Water Department Hickory Hills IL City of Hitchcock Hitchcock TX City of Hollywood Hollywood FL City of Houston, Dept of Public Works & Engrg Houston TX City of Hudsonville Hudsonville MI City of Huntington Park Huntington Park CA City of Hurst Water Department Hurst TX City of Independence Water Department Independence MO City of Kaufman Kaufman TX City of Keller Keller TX City of Kentwood Kentwood MI City of La Marque Water Department La Marque TX City of Lake Worth Lake Worth TX City of Lakewood Lakewood OH City of Lakewood Water Department Lakewood CA City of Laramie Laramie WY City of Lauderdale Lauderdale MN City of LaVerne Water Department LaVerne CA City of League City Water Department League City TX City of Lima Department of Utilities Lima OH City of Little Canada Little Canada MN City of Livermore Livermore CA City of Lodi Public Works Lodi CA City of Lomita Lomita CA City of Longmont Longmont CO City of Lucas Lucas TX City of Lynwood Lynwood CA City of Mansfield Mansfield TX City of Maplewood Maplewood MN City of Markham Water & Sewer Department Markham IL City of Martinez Martinez CA City of McKinney McKinney TX City of Mendota Heights Mendota Heights MN City of Mesquite Mesquite TX City of Miami Beach Miami FL City of Miami Springs Miami Springs FL City of Milwaukie Water Department Portland OR City of Montebello Montebello CA City of Mt. Washington Mt. Washington KY City of Murphy Plano TX City of Naperville Water Department Naperville IL City of New Port Richey Port Richey FL City of Newport Beach Water Department Newport Beach CA City of Norco Water Department Norco CA City of North Miami North Miami FL City of North Miami Beach North Miami Beach FL City of Northlake Water Department Northlake IL City of Oak Forest Water Department Oak Forest IL City of Olathe Municipal Services Department Olathe KS City of Olympia Water Department Olympia WA City of Palos Heights Water Department Palos Heights IL City of Palos Hills Water & Sewer Department Palos Hills IL City of Paramount Paramount CA City of Parker Parker TX City of Petaluma Water Dept Petaluma CA City of Phoenix Water Services Department Phoenix AZ City of Pico Rivera Pico Rivera CA City of Pittsburg Pittsburg CA City of Plano Plano TX City of Pleasanton Water Division Pleasanton CA City of Pomona Water Department Pomona CA City of Portland Water Bureau Portland OR City of Princeton Princeton TX City of Raleigh Public Utilities Raleigh NC City of Richardson Richardson TX City of Richland Hills Richland Hills TX City of Riverside Public Utilities Riverside CA City of Roanoke Roanoke TX City of Rockwall Rockwall TX City of Rolling Meadows Water Department Rolling Meadows IL City of Roseville Roseville MN City of Rowlett Rowlett TX City of Royse City Royse City TX City of Sachse Sachse TX City of Saginaw Saginaw TX City of Saginaw Water Treatment Plant Saginaw MI City of San Diego, Public Utilities Department San Diego CA City of Sandy Sandy OR City of Sansom Park Sansom Park TX City of Santa Barbara Santa Barbara CA City of Santa Fe Springs Santa Fe Springs CA City of Santa Rosa Santa Rosa CA City of Savannah Water & Sewer Savannah GA City of Scottsdale - Water Resources Dept Scottsdale AZ City of Seal Beach Water Department Seal Beach CA City of Signal Hill Signal Hill CA City of Smyrna Smyrna GA City of Sonoma Sonoma CA City of South Gate South Gate CA City of Southlake Southlake TX City of Tampa Water Department Tampa FL City of Taylorsville Taylorsville KY City of Tempe Tempe AZ City of Texas City Water Department Texas City TX City of Thornton Thornton CO City of Tigard Tigard OR City of Topeka Water Division Topeka KS City of Tualatin Tualatin OR City of Tustin Water Service Tustin CA City of Vernon Vernon CA City of Waco Water Department Waco TX City of Weatherford Weatherford TX City of West Miami West Miami FL City of West Saint Paul West Saint Paul MN City of Westminster Westminster CO City of Westover Hills Fort Worth TX City of Wheaton Water & Sewer Department Wheaton IL City of White Settlement White Settlement TX City of Whittier Whittier CA City of Wichita Water Utilities Wichita KS City of Wilmington Wilmington DE City of Wood Dale Public Works/Utilities Division Wood Dale IL City of Wylie Richardson TX City of Wyoming Water Department Wyoming MI City Opa Locka Opa Locka FL City Water, Light & Power Springfield IL Clackamas River Water Clackamas OR Clark Dietz, Inc. Champaign IL Clayton County Water Authority Morrow GA Cleveland Heights Water Department Cleveland Heights OH Cleveland Utilities Cleveland TN Coachella Valley Water District Coachella CA Cobb County Water System Marietta GA Cobb County-Marietta Water Authority Marietta GA College Mound Water Supply Corporation Terrell TX College Utilities Corporation Fairbanks AK Colorado Springs Utilities Colorado Springs CO Columbia Water Works Columbia SC Columbus Water Works Columbus GA Commonfields of Cahokia Public Water District Cahokia IL Compton Municipal Water Department Compton CA Connecticut Water Company Clinton CT Consolidated Waterworks District #1 Houma LA Contra Costa Water District Concord CA County of Henrico, Virginia Richmond VA Covington Water District Covington WA Crestview Water & Sanitation District Denver CO Cucamonga County Water District Rancho Cucamonga CA Dallas Water Utilities Dallas TX Dallas/Fort Worth Airport DFW Airport TX DC Water Washington DC Denton Municipal Utilities Denton TX Denver Water Denver CO Des Moines Water Works Des Moines IA Detroit Water & Sewerage Department Detroit MI Diablo Water District Oakley CA Dixmoor Water Department Dixmoor IL Downers Grove Water Department Downers Grove IL Dublin San Ramon Service District Dublin CA Duck River Utility Commission Tullahoma TN Ductile Iron Pipe Research Association Birmingham AL DuPage Water Commission Elmhurst IL Duranceau Consulting Services, L.L.C. Orlando FL East Bay Municipal Utility District Oakland CA East Cleveland Division of Water and Sewer East Cleveland OH East Fork Water Supply Corporation Wylie TX East Grand Forks Water and Light Department East Grand Forks MN East Orange County Water District Orange CA East Valley Water District San Bernardino CA El Paso Water Utilities El Paso TX El Segundo Water Department El Segundo CA Elk Grove Village Water Department Elk Grove IL Elmhurst Water Department Elmhurst IL Elmwood Park Board of Health Elmwood Park NJ Elmwood Park Water Department Elmwood Park NJ EMA, Inc. Saint Paul MN Environmental Engineering & Technology, Inc. Newport News VA Erie County Water Authority Buffalo NY Eugene Water & Electric Board Eugene OR Evanco Environmental Technologies Ltd. Chester VA Everett Public Works Department Everett MA Everett Public Works Department Everett WA Fair Lawn Board of Health Fair Lawn NJ Fair Lawn Water Department Fair Lawn NJ Fairfax Water Fairfax VA Fairfield Board of Health Fairfield NJ Fairfield Water Department Fairfield NJ Fay Spofford & Thorndike Burlington MA Fayette County Water System Fayetteville GA First Republic Corporation Board of Health East Newark NJ Florida Governmental Utility Authority Longwood FL Florida Keys Aqueduct Authority Key West FL Forest Hill Water Department Forest Hill TX Forney Lake Water Supply Corporation Rockwall TX Fort Lauderdale Utilities Administration Fort Lauderdale FL Fort Worth Water Department Fort Worth TX Fountain Valley Water Department Fountain Valley CA Framingham Public Works Department Framingham MA Franklin Park Water Department Franklin Park IL French Creek Software Kimberton PA Galveston County FWSD #6 Tiki Island TX Galveston County MUD (Bayou Vista) Hitchcock TX Galveston County WCID #1 Dickinson TX Galveston County WCID #12 Kemah TX Galveston County WCID #8 Santa Fe TX Galveston Municipal Utilities Galveston TX Gannett Fleming, Inc. Harrisburg PA Garden Grove Water Services Garden Grove CA Garden Homes Sanitary District Garden Homes IL Garfield Board of Health Garfield NJ Garfield Water Department Garfield NJ Gastonia-Scurry Water Supply Corporation Scurry TX Georgetown Township Jenison MI GHD Inc. Cazenovia NY Glendale Water & Power Glendale CA GNR Corporation Sandy OR Golden State Water Company San Dimas CA Golder Associates, Inc. Redmond WA Golf Water Department Golf IL Grand Rapids Water System Grand Rapids MI Grand Strand Water & Sewer Authority Conway SC Greater Cincinnati Water Works Cincinnati OH Greeley and Hansen LLC Chicago IL Green Bay Water Utility Green Bay WI Green Valley Water Company Monmouth OR Greenville Utilities Commission Greenville NC Greenville Water Greenville SC Groton Water Department Groton CT Gulf Coast Water Authority Texas City TX Gwinnett County Water Resources Lawrenceville GA H2M Group Melville NY Haledon Board of Health Haledon NJ Haledon Water Department Haledon NJ Hallsdale Powell Utility District Knoxville TN Hanson Pressure Pipe Grand Prairie TX Harrison Board of Health Harrison NJ Harrison Water Department Harrison NJ Hawaii Department of Water Supply Hilo HI Hawthorne Board of Health Hawthorne NJ Hawthorne Water Department Hawthorne NJ Hazen and Sawyer, P.C. New York NY HDR, Inc. Austin TX Heitkamp, Incorporated Watertown CT Helix Water District La Mesa CA Hicksville Water District Hicksville NY Hideaway Hills Water Company Sandy OR Hillsborough County Tampa FL Hillside-Berkeley Water Commission Bellwood IL Hinsdale Water Department Hinsdale IL HNTB Corporation Kansas City MO Holland Board of Public Works Holland MI Holland Township Holland MI Hometown Water Department Hometown IL Honolulu Board of Water Supply Honolulu HI Howard County Bureau of Utilities Columbia MD Huntington Beach Municipal Water Department Huntington Beach CA Huntsville Utilities Huntsville AL IDEXX Laboratories, Inc. Westbrook ME Illinois American Water Woodridge IL Illinois-American Water Company Belleville IL Indian Creek Village Indian Creek Village FL Infilco Degremont, Inc. Richmond VA Inglewood Public Works Department Inglewood CA Iowa City Water Division Iowa City IA Iowa-American Water Company Davenport IA Irvine Ranch Water District Irvine CA Jacobi Carbons, Inc. Columbus OH Jacobs Engineering Group Inc. - NAI West Denver CO JM Eagle Manufacturing Company Los Angeles CA Johnson City Water Department Johnson City TN Joint Water Commission Hillsboro OR Jordan Valley Water Conservancy District West Jordan UT Justice - Willow Springs Water Commission Justice IL Kansas City Public Utilities Board Kansas City KS Kauai County Department of Water Lihue HI Kennedy/Jenks Consultants San Francisco CA Kenosha Water Utility Kenosha WI Kentucky-American Water Company Lexington KY Kern County Water Agency, Improvement Dist No. 4 Bakersfield CA Kingston Water District West Kingston RI Kitsap Public Utility District Poulsbo WA Knoxville Utilities Board Knoxville TN Kullmann Meter Consulting Marietta GA La Habra Heights County Water District La Habra Heights CA La Palma Water Department La Palma CA Lafayette Utilities System Lafayette LA LaGrange Highlands Sanitary Department La Grange IL Lake County Public Water District Zion IL Lake Grove Water District Lake Grove OR Lansing Board of Water and Light Lansing MI Las Vegas Valley Water District Las Vegas NV Las Virgenes Municipal Water District Calabasas CA Latham Water District Latham NY Lavon Water Supply Corporation Lavon TX Lehigh County Authority Allentown PA Lexington Department of Water Resources Lexington NC Lexington Water and Sewer Department Lexington MA Leyden Township Water & Sewer Department Franklin Park IL Lincoln Park Board of Health Lincoln Park NJ Lincoln Park Water Department Lincoln Park NJ Lincoln Water System Lincoln NE Lisle Village Water Department Lisle IL Lodi Board of Health Lodi NJ Lodi Water Department Lodi NJ Long Beach Water Department Long Beach CA Long Island American Water Lynbrook NY Lorna Water Company Portland OR Los Angeles County DPW-Waterworks District Alhambra CA Los Angeles Department of Water & Power Los Angeles CA Loudoun Water Ashburn VA Louisville Water Company Louisville KY Lusted Water District Gresham OR Lynn Water Commission Lynn MA Lynnfield Water Department Lynnfield MA Lynwood Park Mutual Compton CA Macon Water Authority Macon GA Madison Water Utility Madison WI Malcolm Pirnie, the Water Division of ARCADIS White Plains NY Malden Public Works Department Malden MA Manchester Water Works Manchester NH Manhattan Beach Water Department Manhattan Beach CA Manitowoc Public Utilities Manitowoc WI Mankato Municipal Water Supply Mankato MN Marblehead Water and Sewer Department Marblehead MA Marietta Power Water Marietta GA Marin Municipal Water District Corte Madera CA Marlborough Public Works Department Marlborough MA Maryland-American Water Company Bel Air MD Massachusetts Water Resources Authority Boston MA Maui Co. Department of Water Supply Wailuku HI Maywood Mutual Water Company No. 1 Huntington Park CA Maywood Mutual Water Company No. 2 Maywood CA Maywood Mutual Water Company No. 3 Maywood CA Medford Public Works Department Medford MA Medford Water Commission Medford OR Melrose Water Department Melrose MA Merrionette Park Water Department Merionette Park IL Mesa Consolidated Water District Costa Mesa CA Metropolitan Utilities District of Omaha Omaha NE Metropolitan Water Board Clay NY Metropolitan Water District of So California Los Angeles CA Miami-Dade Water & Sewer Department Miami FL Michigan-American Water Company Calumet MI Middlesex Water Company Iselin NJ Midland Water Treatment Plant Midland MI Midlothian - Markman Water Commission Midlothian IL Milligan Water Supply Corporation McKinney TX Milwaukee Water Works Milwaukee WI Minneapolis Water Works Minneapolis MN Missouri-American Water Company Saint Joseph MO Missouri-American Water Company Saint Louis MO Mohawk Valley Water Authority Utica NY Monroe County Water Authority Rochester NY Montebello Land & Water Company Montebello CA Moorhead Public Service Moorhead MN Morgantown Utility Board Morgantown WV Mount Holly Water Company Mount Holly NJ Mount San Antonio College Walnut CA Mount Zion Water Supply Corporation Rockwall TX Mountain Water Company Missoula MT Mueller Water Products Atlanta GA Municipal Authority of the Borough of Oakmont Oakmont PA Municipal Services Commission New Castle DE Murfreesboro Water and Sewer Department Murfreesboro TN MWD of Salt Lake & Sandy Cottonwood Heights UT MWH Americas, Inc. Arcadia CA Nahant Water Department Nahant MA Nashville Metro Water Services Nashville TN Needham Department of Public Works Needham MA Nevada Water Supply Corporation Nevada TX New Britain Water Department New Britain CT New Jersey Water Supply Authority Clinton NJ New Jersey-American Water Company Cherry Hill NJ New Jersey-American Water Company Cherry Hill NJ New Mexico-American Water Company Clovis NM New York City Dept of Environmental Protection Flushing NY Newport News Waterworks Newport News VA Newton Water & Sewer Department Newton Centre MA NJAWC Board of Health West Orange NJ NJAWC Board of Health Little Falls NJ Norfolk Department of Utilities Norfolk VA Norit Americas, Inc. Marshall TX North Arlington Board of Health North Arlington NJ North Arlington Water Department North Arlington NJ North Bay Village North Bay Village FL North Caldwell Board of Health North Caldwell NJ North Caldwell Water Department North Caldwell NJ North Marin Water District Novato CA North Nelson Water District Cox Creek KY North Penn Water Authority Lansdale PA North Richland Hills Water Department North Richland Hills TX North Shelby Water Company Bagdad KY North Shore Water Commission Glendale WI North Texas Municipal Water District Wylie TX Northborough Public Works Department Northborough MA Northern Kentucky Water District Erlanger KY Northwest Pipe Company Denver CO Northwest Water Commission Des Plaines IL Norwalk Water Department Norwalk CA Norwich Department of Public Utilities Norwich CT Norwood Public Works Department Norwood MA NovaChem Laboratories, Inc. Oxford OH Nutley Board of Health Nutley NJ NW Suburban Municipal Joint Action Water Agency Elk Grove Village IL Oak Lawn Water, Division of Public Works Oak Lawn IL Oak Park Water & Sewer Division of Public Works Oak Park IL O'Brien & Gere Engineers, Inc. Landover MD O'Hare Airport Chicago IL Ohio-American Water Company Marion OH Oklahoma City Water Utilities Trust Oklahoma City OK Onondaga County Water Authority Syracuse NY Orange County Utilities Orlando FL Orange County Water District Fountain Valley CA Orange Water & Sewer Authority Carrboro NC Orange Water Department Orange CA Orchard Dale Water District Whittier CA Orlando Utilities Commission Orlando FL Ottawa County (Olive Blendon Twp) Grand Haven MI Paducah Water Paducah KY Palatine Hill Water District Portland OR Palm Beach County Utilities Department West Palm Beach FL Palmdale Water District Palmdale CA Parish Water Company Baton Rouge LA Park City Municipal Corporation Park City UT Park Ridge Water Department Park Ridge IL Park Water Company Downey CA Pasadena Water & Power Department Pasadena CA Pasco County Utilities New Port Richey FL Passaic Valley Water Commission Clifton NJ Paulding County Water System Dallas GA Pawtucket Water Supply Board Pawtucket RI Peabody Water Treatment Plant Peabody MA Peerless Water Company Bellflower CA Pennichuck Water Works, Inc. Merrimack NH Pennsylvania-American Water Co Hershey PA Philadelphia Water Department Philadelphia PA Pico Water District Pico Rivera CA Pinellas County Utilities Clearwater FL Plainview Water District Plainview NY Plastics Pipe Institute Fairfax VA Platte Canyon Water & Sanitation District Littleton CO Pleasant Home Water District Gresham OR Port Washington Water District Port Washington NY Portland Water District Portland ME Powder Springs Public Works Powder Springs GA Prince William County Service Authority Woodbridge VA Pristine Water Solutions Inc. Waukegan IL Process Applications Inc. Fort Collins CO Providence Water Supply Board Providence RI Pueblo Board of Waterworks Pueblo CO Quincy Public Works Department Quincy MA Racine Water & Wastewater Utilities Racine WI Raleigh Water District Portland OR Ramona Municipal Water District Ramona CA Rancho California Water District Temecula CA Revere Public Works Department Revere MA Richmond Department of Public Utilities Richmond VA Ringwood Board of Health Ringwood NJ Ringwood Water Department Ringwood NJ Rivanna Water and Sewer Authority Charlottesville VA River Grove Sewer & Water Department River Grove IL Riverdale Board of Health Riverdale NJ Riverdale Dept of Public Works, Water Dept Riverdale NJ Riverdale Water Department Riverdale IL Riviera Utilities Foley AL RMC Water and Environment Santa Monica CA Rochester Public Utilities Rochester MN Rockwood Water P.U.D. Portland OR Rohnert Park Water Department Rohnert Park CA Rose Hill Water Supply Corporation Kaufman TX Rosemont Water Department Rosemont IL Rowland Water District Rowland Heights CA Sacramento Suburban Water District Sacramento CA Saginaw-Midland Water Supply Corporation Bay City MI Saint Louis Water Division Saint Louis MO Saint Paul Regional Water Services Saint Paul MN Salem Public Works Salem OR Salisbury Water Supply Company Salisbury MA Salt Lake City Corporation Salt Lake City UT Salt River Project Phoenix AZ San Diego County Water Authority San Diego CA San Dieguito Water District Encinitas CA San Francisco Public Utilities Commission Burlingame CA San Gabriel Valley Water Company El Monte CA San Jose Water Company San Jose CA San Juan Water District Granite Bay CA San Leon Municipal Utility District San Leon TX Sandwich Water District Sandwich MA Sanitation District No. 1 Ft. Wright KY Santa Ana Utilities Agency Santa Ana CA Santa Clara Valley Water District San Jose CA Santa Cruz Water Department Santa Cruz CA Santa Fe Irrigation District Rancho Santa Fe CA Sativa Los Angeles County Water Compton CA Saugus Public Works Department Saugus MA Schmueser Gordon Meyer, Inc. Glenwood Springs CO Seattle Public Utilities Seattle WA Seis Lagos Municipal Utility District Wylie TX Sewerage and Water Board of New Orleans New Orleans LA Shoshone Municipal Pipeline Cody WY SJWD Water District Lyman SC Skyview Acres Water Company Happy Valley OR So Central Connecticut Regional Water Authority New Haven CT Somerville Water Department Somerville MA Sonoma County Water Agency Santa Rosa CA Soquel Creek Water District Capitola CA South Berwick Water District South Berwick ME South Hadley Water Department South Hadley MA South Montebello Irrigation District Montebello CA South Stickney Sanitary District Burbank IL Southborough Public Work, Water Department Southborough MA Southeast Morris County MUA Cedar Knolls NJ Southeast Morris County MUA Board of Health Whippany NJ Southern Nevada Water Authority Las Vegas NV Spotsylvania County Utilities Department Fredericksburg VA Springfield Water and Sewer Commission Agawam MA St. Petersburg Water Department St. Petersburg FL Stevens Point Water Department Stevens Point WI Stickney Township Public Works/Water Department Stickney IL Stoneham Water Department Stoneham MA Stoughton Water Division Stoughton MA Stratus Consulting Inc. Boulder CO Suburban Water Systems Covina CA Sunrise Water Authority Happy Valley OR Superior Metropolitan District No. 1 Superior CO Swampscott Public Works Department Swampscott MA Sweetwater Authority Chula Vista CA Tacoma Public Utilities, Water Division Tacoma WA Tampa Bay Water Clearwater FL Tarrant Regional Water District Fort Worth TX Tata & Howard, Inc. Marlborough MA Tennessee-American Water Company Chattanooga TN Tetra Tech, Inc. Ann Arbor MI Texas GENCO Houston TX The Cadmus Group, Inc. Watertown MA The Montgomery Water Works & Sanitary Sewer Board Montgomery AL The York Water Company York PA Three Valleys Municipal Water District Claremont CA Tighe & Bond Inc. Westfield MA Toho Water Authority Kissimmee FL Torrance Municipal Water Department Torrance CA Totowa Board of Health Totowa NJ Totowa Water Department Totowa NJ Town of Agawam Agawam MA Town of East Longmeadow East Longmeadow MA Town of Estes Park Estes Park CO Town of Longmeadow Longmeadow MA Town of Medley Medley FL Town of Milton - Department of Public Works Milton MA Town of Surfside Surfside FL Town of Westworth Village Westworth Village TX Town of Windsor Windsor CA Town of Winterville Winterville NC Tract #180 Water Company Cudahy CA Tract #349 Water Company Cudahy CA Trinity River Authority Arlington TX Trophy Club MUD #1 Trophy Club TX Trussell Technologies, Inc. Pasadena CA Tualatin Valley Water District Beaverton OR Tucson Water Tucson AZ Tulsa Metropolitan Utility Authority Tulsa OK Two Rivers Water Association Troutdale OR Underground Solutions Poway CA Union Pacific Railroad Northlake IL United Water Arkansas Pine Bluff AR United Water Connecticut New Milford CT United Water Delaware Wilmington DE United Water Idaho Boise ID United Water Management & Services, Inc. Harrington Park NJ United Water Mid-Atlantic Haworth NJ United Water New Jersey Harrington Park NJ United Water New Rochelle New Rochelle NY United Water New York West Nyack NY United Water Owego Owego NY United Water Pennsylvania Harrisburg PA United Water Rhode Island Wakefield RI United Water Toms River Toms River NJ US Geological Survey Rapid City SD Valencia Heights Water Company West Covina CA Vallecitos Water District San Marcos CA Valley of the Moon Water District El Verano CA Valley View Water District Portland OR Village of Bolingbrook Bolingbrook IL Village of Addison Water & Sewer Dept. Addison IL Village of Alsip Water Department Alsip IL Village of Arlington Heights PWD Arlington Heights IL Village of Bellwood Water Department Bellwood IL Village of Bensenville Water Department Bensenville IL Village of Bloomingdale Water Department Bloomingdale IL Village of Broadview Broadview IL Village of Brookfield Public Works/Water Dept. Brookfield IL Village of Brookfield-North Riverside Water Dept Brookfield IL Village of Buffalo Grove Public Works Dept Buffalo Grove IL Village of Burnham Water & Sewer Department Burnham IL Village of Burr Ridge Water Department Burr Ridge IL Village of Carol Stream Public Works/Water Div Carol Stream IL Village of Chicago Ridge Water Department Chicago Ridge IL Village of Clarendon Hills Water Department Clarendon Hills IL Village of Crestwood Public Works/Water Department Crestwood IL Village of Dolton Dolton IL Village of East Hazel Crest Public Works/Water East Hazel Crest IL Village of Elmwood Park Water Department Elmwood Park IL Village of Evergreen Park Water Department Evergreen Park IL Village of Flossmoor Water & Sewer Department Flossmoor IL Village of Forest Park Water & Sewer Department Forest Park IL Village of Forest View Forest View IL Village of Garden City Garden City NY Village of Glen Ellyn Public Works/Water Division Glen Ellyn IL Village of Glendale Heights Water & Sewer Dept Glendale Heights IL Village of Hanover Park Water & Sewer Department Hanover Park IL Village of Harwood Heights Water Department Harwood Heights IL Village of Hazel Crest Water & Sewer Department Hazel Crest IL Village of Hillside Water & Sewer Department Hillside IL Village of Hodgkins Water Department Hodgkins IL Village of Hoffman Estates Water Department Hoffman Estates IL Village of Homer Glen Water & Sewer Department Homer Glen IL Village of Homewood Water Department Homewood IL Village of Indian Head Park Water Department Indian Head Park IL Village of Itasca Water Department Itasca IL Village of Justice Water Department Justice IL Village of LaGrange Park Water Department La Grange Park IL Village of LaGrange Public Works/Water Services La Grange IL Village of Lincolnwood Public Works Lincolnwood IL Village of Lombard Public Works/Water Services Lombard IL Village of Lyons Water Department Lyons IL Village of Matteson Water Department Matteson IL Village of Maywood Water Department Maywood IL Village of McCook Water Department McCook IL Village of Melrose Park Sewer & Water Department Melrose Park IL Village of Midlothian Water Department Midlothian IL Village of Mokena Water Department Mokena IL Village of Morton Grove Water Department Morton Grove IL Village of Mount Prospect Public Works/Water Mount Prospect IL Village of New Lenox Public Works/Water Department New Lenox IL Village of Niles Public Services Niles IL Village of Norridge Water Department Norridge IL Village of North Riverside Public Works/Water Dept North Riverside IL Village of Oak Brook Public Works/Water Oak Brook IL Village of Oakbrook Terrace Oakbrook Terrace IL Village of Olympia Fields Water Department Olympia Fields IL Village of Orland Hills Public Works/Water Orland Hills IL Village of Orland Park Water Department Orland Park IL Village of Palatine Public Works Dept Palatine IL Village of Palos Park Public Works/Water Palos Park IL Village of Phoenix Water Department Phoenix IL Village of Plainfield Water Department Plainfield IL Village of Posen Public Works/Water Posen IL Village of River Forest PW Dept/Water & Sewer River Forest IL Village of Riverside Water Department Riverside IL Village of Robbins Public Works & Water Operations Robbins IL Village of Roselle Water Department Roselle IL Village of Schaumburg Water & Sewer Department Schaumburg IL Village of Schiller Park Water Department Schiller Park IL Village of South Holland Water & Sewer Department South Holland IL Village of Stone Park Water Department Stone Park IL Village of Streamwood Water & Sewer Department Streamwood IL Village of Summit Water Department Summit IL Village of Thornton Public Works/Water Division Thornton IL Village of Tinley Park Water Department Tinley Park IL Village of Villa Park Public Works/Water Division Villa Park IL Village of Westchester Water Department Westchester IL Village of Westmont Water Department Westmont IL Village of Wheeling Operations & Maintenance Dept Wheeling IL Village of Willowbrook Water Department Willowbrook IL Village of Winfield Public Works/Water Winfield IL Village of Woodridge Water Department Woodridge IL Village of Worth Water Department Worth IL Virginia Beach Public Utilities Virginia Beach VA Virginia Gardens Virginia Gardens FL Virginia-American Water Company Alexandria VA Wakefield Public Works Department Wakefield MA Wallington Board of Health Wallington NJ Wallington Water Department Wallington NJ Walnut Park Mutual Water Company Huntington Park CA Walnut Valley Water District Walnut CA Waltham Public Works Department Waltham MA Wanaque Board of Health Wanaque NJ Wanaque Water Department Wanaque NJ Washington Aqueduct Washington DC Washington Suburban Sanitary Commission Laurel MD Washoe County Department of Water Resources Reno NV Water District #1 of Johnson County Lenexa KS Water Quality & Treatment Solutions, Inc. Canoga Park CA Water Replenishment District of So. California Lakewood CA Watertown Public Works Department Watertown MA Wausau Water Utility Wausau WI Weber Basin Water Conservancy District Layton UT Wellesley Water Division - Dept of Public Works Wellesley Hills MA West Basin Municipal Water District Carson CA West Des Moines Water Works West Des Moines IA West Paterson Board of Health West Paterson NJ West Paterson Water Department West Paterson NJ West Shelby Water District Simpsonville KY West Slope Water District Portland OR West Virginia-American Water Company Charleston WV West Virginia-American Water Company Huntington WV Westchester - Broadview Water Commission Broadview IL Western MWD of Riverside County Riverside CA Westin Rancho Cordova CA Westminster Water Department Westminster CA Weston Water Department Weston MA Wilbraham Water Department Wilbraham MA Winchester Public Works Department Winchester MA Winthrop Water Department Winthrop MA Woburn Public Works Department Woburn MA Wylie Northeast Water Supply Corporation Wylie TX Yorba Linda Water District Yorba Linda CA Zone 7 Water Agency, Alameda Co. FC&WCD Livermore CA

 

 

 

 

 

 

 

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