Water Departments in San Bernardino County, California

Find San Bernardino County, California water departments, districts, authorities, boards, and services. Water departments provide information on drinking water, treatment plants, sewage treatment, water conservation, and testing.

There are 14 Water Departments in San Bernardino County, California, serving a population of 2,121,220 people in an area of 20,052 square miles. There is 1 Water Department per 151,515 people, and 1 Water Department per 1,432 square miles.

In California, San Bernardino County is ranked 31st of 58 counties in Water Departments per capita, and 36th in Water Departments per square mile.


Adelanto Water Department 11600 Air Expressway Adelanto, CA

California State Water Department Ste A, 1630 W Redlands Blvd Redlands, CA

Chino City Sewer Department 13220 Central Avenue Chino, CA

City Of Rialto Water Billing 150 South Palm Avenue Rialto, CA

Colton Water Department 160 South 10th Street Colton, CA

Cucamonga Water Department 10400 Ashford Street Rancho Cucamonga, CA

Department Of Water 41972 Garstin Drive Big Bear Lake, CA

Fontana Water Department 8440 Nuevo Avenue Fontana, CA

Hesperia Water Department 16051 California 173 Hesperia, CA

Los Angeles Water Department 16800 Aster Rd Adelanto, CA

Ontario Water Department 1333 South Bon View Avenue Ontario, CA

Redlands Water Department 35 Cajon Street Redlands, CA

Redlands Water Department 955 Parkford Drive Redlands, CA

San Bernardino Water Department 195 North D Street San Bernardino, CA

About San Bernardino County Water Departments

The San Bernardino County Water Department or Water Utility is a government agency or private company that operates a public water system, which provides potable tap water directly to residential, commercial, industrial, and institutional customers in San Bernardino County, CA.

You may contact the Water Department for questions about:
  • Water utility bills and payments
  • San Bernardino County drinking water
  • Drinking water quality testing and safety
  • Water treatment facilities in San Bernardino County, CA
San Bernardino County Water Utility Companies

Water Departments in San Bernardino County operate as an utility and are self-sustaining operations funded through user fees. San Bernardino County water rates may be subject to approval from a state regulatory authority such as a California Public Service Commission or Utility Control Authority.

Public Drinking Water

Water Departments, or Water Companies in San Bernardino County typically own the sources of drinking water they provide and must manage and maintain those sources and their surrounding areas. Surface sources include reservoirs, lakes, and rivers. San Bernardino County groundwater sources can be found in pockets beneath the ground, which can be accessed by drilling wells. Maintenance of San Bernardino County drinking water source sites and limitations on permitted activity around water sources helps minimize contamination. However, drinking water requires treatment prior to distribution to customers.

Water Treatment Facilities in San Bernardino County, CA

San Bernardino County water treatment facilities are used to remove contaminants and make drinking water safe for consumption. Treatment of water begins with the removal of the larger particles in the water through processes known as coagulation, flocculation, and sedimentation. After the large particles are removed, water is filtered through materials such as sand, gravel, and charcoal to remove dissolved particles. The final stage of treatment involves disinfection using chemicals or ultraviolet irradiation. San Bernardino County Water Departments may add fluoride to water at this stage as part of a community health effort to support oral health in the general population. Water Departments are responsible for the day-to-day operations and maintenance of San Bernardino County water treatment facilities. Equipment must also be periodically replaced and treatment processes may also be periodically upgraded.

From the treatment plant, water reaches its customers through a distribution system consisting of pipes, referred to as water mains, storage tanks, and pumping stations. Individual customers connect to water mains to bring public drinking water directly to their properties in San Bernardino County, California.

Water Testing in San Bernardino County

Water Companies typically have a laboratory or testing division responsible for monitoring the quality of tap water throughout the process, from source to distribution. California state regulations require Water Utilities to prepare and issue San Bernardino County water quality reports to the general public several times per year.