Water Districts & Government Agencies

Arizona Water Company
Baldy Mesa Water District
Beaumont-Cherry Valley Water District
Big Bear Area Regional Waste Water Agency
Big Bear City Community Services District
Big Bear Municipal Water District
California American Water
California Department of Forestry and Fire Protection
California Department of Parks and Recreation – Hungry Valley District
California Regional Water Quality Control Board
California State Water Resources Control Board
California Water Service Company
Caltrans
City of Big Bear Lake Department of Water and Power
Coachella Valley Water District
Cucamonga County Water District
Eastern Municipal Water District
Elsinore Valley Municipal Water District
Fontana Union Water Company
Foothill Municipal Water District
Government of Iran
High Valleys Water District
Imperial Valley Irrigation District
Irvine Ranch Water District
Jurupa Community Services District
Lake Arrowhead Community Services District
Lee Lake Water District
Marygold Mutual Water Company
Mesa Consolidated Water District
Metropolitan Transit Authority
Metropolitan Water District of Southern California
Ministry of Electricity and Water (Kuwait)

Monte Vista Water District
Monterey Water Resources Agency
Municipal Water District of Orange County
Mutual Water Company of Glen Avon Heights
Myoma Dunes Mutual Water Company
National Brazilian Oil Company (BRASOIL)
Orange County Water District
Otay Water District
Rancho California Water District
San Bernardino Valley Municipal Water District
San Bernardino Valley Water Conservation District
San Diego County Water Authority
San Gabriel County Water District
San Gabriel Valley Water Company
San Luis Rey Municipal Water District
Santa Clara Valley Water District
Serrano Irrigation District
South Coast City Water District
South Coast Geological Society
Southern California Edison
Temescal Valley Water District (formerly Temescal Water Company)
Three Valleys Municipal Water District
Twentynine Palms Water District
United Nations Development Programme
United States Army Corps of Engineers
U.S. Environmental Protection Agency (Region 9)
Upper San Gabriel Valley Municipal Water District
Valley Water Conservation District
Victor Valley Water District
West Basin Municipal Water District
West Valley Water District (formerly West San Bernardino County Water District)
Western Municipal Water District