The City of Livermore Water Resources Division's mission is to protect public health and the environment by providing safe, effective, and reliable drinking water, wastewater, recycled water, and stormwater management services.

Milpitas is a city in Santa Clara County, California, in Silicon Valley. City of Milpitas Public Works is dedicated to providing water services to over 76,000 customers. 

The City of St. Helena is located in the center of the world-famous wine-growing Napa Valley, 65 miles north of San Francisco. The Water Treatment Division of the Public Works Department provides water from three sources: Bell Canyon Reservoir, Stonebridge Wells and water purchased from the City of Napa. The Water Distribution Division of the Public Works Department is responsible for the distribution portion of the City's water system, providing water to users at all times at pressures and quantities required.

The Yuba City Public Works – Utilities Department is responsible for the treatment, distribution and discharge of the City’s water and sewer utilities through the operation of the Water Treatment Plant, Wastewater Treatment Facility, and Laboratory.

Washington County Water Conservancy District, a not-for-profit public agency, was established in 1962 to manage Washington County’s water needs. It’s charged with conserving, developing, managing, and stabilizing water supplies within the county in an ongoing effort to provide a safe, sustainable water supply for current and future generations.

East Valley Water District is a County District formed in 1954 through an election by local residents who wanted water service by a public agency. Originally called the East San Bernardino County Water District, the name was changed to East Valley Water District in 1982.

The district was originally formed to provide domestic water service to the unincorporated and agricultural-based communities of Highland and East Highlands. Later, as the population increased, the need for a modern sewer system to replace existing septic tanks became apparent. The residents voted to give East Valley Water District the responsibility for their sewer system, as they did earlier with their water service.

Over the years, some of the district's service area was annexed to the City of San Bernardino. Water service remained with the District, however.

Colton sits on one of the largest potable aquifers in the State of California, therefore, 100% of the city's water comes from deep water wells. Colton's existing potable water system facilities consist of 10 wells, 4 main booster pumping plants, 6 water storage reservoirs, 2 pressure reducing facilities, and over 120 miles of water transmission and distribution pipelines.

The Los Osos Community Services District provides the best possible services to the community of Los Osos including water, drainage, parks and recreation, street lighting for Vista De Oro and Bayridge Estates, fire emergency and rescue response.

Winter Haven Water has 21 production wells, 9 water plants, 2 wastewater plants, about 500 miles of water mains and 330 miles of wastewater mains. They proudly serve approximately 35,000 utility accounts in the greater Winter Haven Area.

Stonegate Village Metropolitan District (SVMD) is a governmental entity that was formed per Title 32 of the Colorado Revised State Statutes to perform specific services for the residents and businesses located within the District boundaries.  The District is located in unincorporated Douglas County and is approximately 639 acres in size.  The SVMD is responsible for and oversees the provision of potable water and wastewater.

The Rangeview Metropolitan District is a title 32 quasi municipal, political subdivision of the State of Colorado formed in 1986. Rangeview was organized to develop water resources, water systems and facilities, wastewater collection and treatment facilities for customers in its service area. The Rangeview service area covers approximately 40 square miles or approximately 24,000 acres of the Lowry Range. The Lowry Range is located in Southeastern Arapahoe County.

Pinery Water & Wastewater District serves the communities of the Pinery, Timbers, Misty Pines, Pinery Glen, High Prairie Farms, Pradera, Vistancia, and Colorado Golf Club. There are currently about 4300 residential customers, 90 large irrigator and commercial customers.

Established in 1962, Parker Water and Sanitation District has always been proactive in its objectives to provide an ever-growing population with a secure and long-term, high-quality water service. Today, through the construction of the Rueter-Hess Reservoir, the building of District's water purification facility, and collaborative partnerships, the District is determined to continue meeting demands by developing the necessary infrastructure to acquire, treat, store, and distribute water to all of its customers.

The Meridian Service Metropolitan District is the “Service District” providing the water, wastewater (sanitation sewer) services, parks, trails, recreation facilities, and streetlights for the Meridian Ranch Community.

The Inverness Water and Sanitation District provides water and wastewater services to the businesses and residents of the Inverness Community. The District's operating objectives include:

• Provide reliable, safe, high quality drinking water to customers.
• Maximize the use of sustainable (renewable) water sources.
• Maximize the re-use of treated wastewater to meet irrigation demands.
• Encourage conservation through education, incentives and conservation based pricing.

Dominion was formed as part of the County’s vision to bring renewable water and access to centralized wastewater service to Northwest Douglas County. Dominion is building an integrated system that fully and efficiently utilizes its resources. By strategically partnering, planning for both long and short term, and integrating technology, Dominion is developing a reliable system for cost-effective service.

The Cottonwood Water & Sanitation District (CWSD), is classified as a quasi-municipal corporation and political subdivision of the State of Colorado. The District was formed in 1981 and the business is run by a five-member, volunteer Board of Directors.

Centennial Water & Sanitation District is the water and wastewater provider in Highlands Ranch. Centennial Water provides high quality water through the state-of-the-art Joseph B. Blake Water Treatment Plant located in Highlands Ranch. Centennial Water strives to ensure that water resources are used wisely, with a strategy to optimize the use of surface water. Over the past 25 years 90 percent of the water supplied has come from renewable river supplies.

Castle Rock Water is municipally-owned and provides three distinct water services: Drinking water, wastewater and stormwater.

The Castle Pines North Metropolitan District (CPNMD) is a special district that was established in 1984. The Metro District provides water, wastewater and stormwater services, and oversees the District-owned 352 acres of open space, 14 miles of trails, and three parks within the community. The Metro District currently serves the Castle Pines North population of nearly 10,000, and has more than 3,200 residential and business customers.

South Metro Water Supply Authority is a partnership of 13 water providers int he south metro region of Denver. These providers joined forces in 2004 out of the need to shift the region away from reliance on non-renewable underground water supply and toward supplies that replenish with every year’s snowmelt. Rather than doing so on their own, however, they knew that by coming together and partnering on projects and initiatives, they would be more effective and their customers would benefit from greater efficiencies and economies of scale.

The City of Golden's water supply comes from water reservoirs at the Continental Divide, until it is returned back into Clear Creek as treated wastewater. Utilities staff is tasked with maintaining and rehabilitating reservoirs, dams, pipelines, and valves throughout the distribution system to ensure that water and wastewater efficiently move throughout the system. Water Treatment Plant operators ensure that water is withdrawn from Clear Creek and treated to exceed Safe Drinking Water standards regulated under the Safe Drinking Water Act (SDWA).

With growth continuing in Northeastern Colorado, Northern Water now serves more than 1 million residents within its service area. This area encompasses 1.6 million areas in portions of eight counties: Boulder, Broomfield, Larimer, Logan, Morgan, Sedgwick, Washington and Weld.

Northern Water provides cities, towns, rural-domestic water districts and industries with year-round water deliveries. Furthermore, during the primary growing season between April and October, they also deliver water to more than 120 ditch, reservoir and irrigation companies serving thousands of farms and more than 500,000 acres.

Formed in 1952, Walnut Valley Water District is located approximately 20 miles east of Los Angeles in the San Gbriel Valley, encompasing an area of approximately 29 square miles wtih over 27,000 service connections serving over 100,000 mulit-use customers in six communities. The District's present service area includes all of the city of Diamond Bar, portions of the cities of Industry, Pomona, Walnut and West Covina, and the easterly section of the unincorporated area of Rowland Heights.

Fullerton is a city located in northern Orange County, California. Fullerton was founded in 1887. It secured the land on behalf of the Atchison, Topeka and Santa Fe Railway.

SoCal Gas strives to be the cleanest gas utility in North America, delivering affordable, reliable and increasingly renewable energy to their customers. As the state of California works to achieve its climate change goals, renewable natural gas (RNG) along with cleaner and greener gas, including hydrogen, will serve as energy sources to help California advance its clean energy agenda.

Valley County Water District is an independent special district originally formed under the jurisdiction of the California Water Code on January 18, 1926 as Baldwin Park County Water District, primarily serving a portion of the City of Baldwin Park. By 1974 the service area of Valley County Water District was well developed, and potable water service was being provided to approximately 9,000 water service connections through an intricate production and delivery system covering portions of the City of Baldwin Park, the City of Irwindale, the City of West Covina, and the City of Azusa.

Rohnert Park is a city in Sonoma County, California, United States, located approximately 50 miles north of San Francisco.

Cotati is comprised of approximately 7500 residents, over four times the population at the time of its incorporation in 1963. Both new and long-time Cotati businesses have made significant efforts to maintain and reinforce the city's distinct way of life. Sonoma State University, located just outside Cotati's city limits, has played a significant role in the City's history since it moved into its 220 acre East Cotati Avenue campus in 1966.

CVWD was formed in 1918 to protect and conserve local water sources. Since then, the District has grown into a multifaceted agency that delivers irrigation and domestic (drinking) water, collects and recycles wastewater, provides regional storm water protection, replenishes the groundwater basin and promotes water conservation.

The Vallejo Water Department provides administrative, engineering, water treatment, and maintenance support for the City’s potable water treatment and distribution. The Water Department works with the community and local schools to provide education related to conservation and current rebate programs.

Since 1962, the Fountain Valley Water Division has served the community and planned for the needs of tomorrow. Always conscious of water supply, the City encourages water conservation.

The mission of the Crescenta Valley Water District is to provide dependable water service and wastewater collection to its customers in La Crescenta, Montrose, and portions of Glendale and La Canada Flintridge.

Calleguas’ primary job is importing and distributing water from Metropolitan Water District of Southern California, water that arrives via the State Water Project from northern California. Roughly three quarters of Ventura County residents use water purchased by their retail purveyors from Calleguas’ distribution system.

The Laguna Beach County Water District is a nonprofit, local government agency that provides reliable, safe, and prudently-managed retail water service to customers within the District's service area.

Water and Wastewater Authority of Wilson County provides water to the eastern portion of Wilson County, Tennessee.

New Braunfels Utilities is one of 2,000 community-owned, nonprofit, public power electric utilities in the nation. New Braunfels Utilities is governed by a Board of Trustees made up of local residents appointed by the New Braunfels City Council.

Three Valleys Municipal Water District was established in 1950 by a vote of the people. Originally called the Pomona Valley Municipal Water District, the name was changed in 1981 to better reflect the areas served: the Pomona, Walnut and eastern San Gabriel Valleys. Today, the District's service area covers 133 square miles.

Longmont, Colorado, located within Boulder County, is a city with 22 square miles, more than 300 days of sunshine and a spectacular vista of the Rocky Mountains. Longmont sits at an elevation of 4,979 feet above sea level. With more than 1,500 acres of parks and open space, Longmont is perfect for outdoor enthusiasts.

San Bernardino Valley Municipal Water District (Valley District) was formed in 1954 as a regional agency to plan a long-range water supply for the San Bernardino Valley. It imports water into its service area through participation in the State Water Project (SWP) and manages groundwater storage within its boundaries. Valley District covers about 353 square miles in southwestern San Bernardino County, about 60 miles east of Los Angeles, and has a population of about 698,000.

As an independent special district, the goal of the Cambria Community Services District is to provide high quality water, wastewater, fire and other community services to its customers in a safe, cost effective and environmentally sensitive manner.

Myoma Dunes Water Company has provided drinking water to the Bermuda Dunes area since 1953. They are a small mutual water company serving approximately 2,450 residents in parts of Bermuda Dunes and La Quinta area.

The District's local water is supplied from groundwater through local wells, and surface water collected from Birch Creek, Oak Glen Creek, Adams Tunnel and Clark Tunnel. Additionally, the District purchases imported water from the State Water Project through the San Bernardino Valley Municipal Water District and the San Gorgonio Pass Water Agency for direct filtration and for recharge of the groundwater basin.

In June of 2016, the Great Lakes Compact unanimously approved Waukesha’s application to borrow water through a pipeline from Lake Michigan, and then treat it and return it all to the lake via the Root River. Waukesha developed a water conservation/protection plan which aims to reduce water usage by 20% by the year 2020.

Padre Dam provides water, wastewater, recycled water and recreation services to 100,000 residents in the San Diego suburbs of Santee, El Cajon, Lakeside, Flinn Springs, Harbison Canyon, Blossom Valley, Alpine, Dehesa and Crest.

Mesa Water District strives to deliver high-quality drinking water to customers taps, maintain a safe, reliable water infrastructure and system, and provide excellent service to ensure customer satisfaction. They supply water to 110,000 residents in an 18-square-mile area. The service area includes Costa Mesa, parts of Newport Beach, and some unincorporated areas of Orange County, including John Wayne Airport.

Great Oaks Water Company has been providing public water utility service to the Blossom Valley - Santa Teresa - Edenvale - Coyote Valley-Almaden Valley area of the City of San Jose since the early 1960's. With over 20,000 customers and a dedicated staff of 17 employees, Great Oaks is recognized as one of the most efficiently run utilities in the state.

Elsinore Valley Municipal Water District's mission is to provide reliable, cost-effective, high-quality water and wastewater services that are dedicated to the people they serve.

ETWD was formed in 1960 and serves over 50,000 people in southern Orange County and is a fully integrated water, sewer and recycled water retail operation. A pioneer in Water Recycling, ETWD also built and maintains the El Toro Reservoir, a 275 million gallon storage facility.

The District serves nearly 110,000 residents in northern California’s El Dorado County. A scenic drive along Highway 50, heading east from the Sacramento County line to South Lake Tahoe, takes you through the heart of EID’s service area and gives you an overview of the extraordinary geographic diversity of the region.

East Orange County Water District (EOCWD) was founded in 1961 under the principles of local community service and fiscal discipline, which it maintains to this day. With all five water district Directors living locally in East Orange and North Tustin, this small local water district understands the needs of our local community.

ECCV provides water and sanitary sewer services to approximately 55,000 customers in the eastern portions of the City of Centennial and unincorporated Arapahoe County. ECCV is a Colorado Special District governed by Colorado Revised Statute Title 32. As such, the Board of Directors is elected by the registered voters of the District.

The Contra Costa Water District delivers safe, clean water to approximately 500,000 people in central and eastern Contra Costa County in Northern California. Formed in 1936 to provide water for irrigation and industry, they are now one of the largest urban water districts in California and a leader in drinking-water treatment technology and source water protection.

The Vacaville Utilities Department provides safe and reliable drinking water to approximately 34,000 households and 2,600 businesses within the City of Vacaville. The City has been providing high-quality drinking water to its citizens since 1959.

The purpose of Tempe’s Water Utilities Services Division is to promote a high quality of life by: providing clean, safe drinking water; safely collecting and treating wastewater; creating and maintaining a sustainable environment; maintaining competitive user rates; and providing superior customer service to residents.

Residents, visitors and businesses in Sonoma count on the City to deliver high quality, dependable water for a variety of community needs including consumption, irrigation and fire protection.

The purpose of the San Clemente Utilities Division is to ensure uninterrupted water, sewer, and drainage service to all our customers that meet all regulatory requirements. The Utilities Division also supports and provides resources for water conservation.

City of Roseville delivers high-quality and reliable water resources to homes and businesses. Their water supply utility distributes drinking water to nearly 130,000 residents, thousands of businesses and millions of visitors.

Public Works is dedicated to providing water services to over 25,000 customers in Redwood City.

Incorporated in 1888, the City of Pomona has a rich past and exciting future. Pomona is a city with a bright vision for its future, and is dedicated to the quality of life for our diverse community.

The City water system serves approximately 9,200 residential, 800 commercial, and 400 irrigation customers within the City of Paso Robles. The Paso Robles Water Division (PRWD) is committed to providing customers with a reliable high quality water supply.

The Public Works Department is dedicated to enhancing the quality of life in the City of Oxnard by providing the highest quality of public works services, facilities and infrastructure to meet the needs of the community.

The City of Newport Beach supplies water and provides conservation resources to its residents.

The City of Mountain View provides water and wastewater (sewer) services to residents and businesses through the Public Services Division.

The City of Manteca water supply comes from 15 groundwater wells, each with a limited capacity for production. With a conscientious Water Conservation Program, they allocate the existing supply to more homes and people, while slowing down the rate at which new wells are needed.

The La Verne Water and Utility Division is responsible for the operation and maintenance of the City’s water production and distribution facilities. The division is also responsible for the maintenance and reading of the City’s water meters. The City is committed to providing quality water to its residents and businesses.

Huntington Beach Public Works perform community enhancement and preservation functions,such as maintenance of sewer, streets, parks, transportation, and water systems.

The Public Work’s Department’s mission is to provide the highest quality public works services to the public and other City departments, balanced through their efforts to maintain a cost effective operation and to provide these services in a responsible and efficient manner. This mission is accomplished through the prudent use of resources, technology, innovations, teamwork, and coordination with other service providers in the City.

Every time Fresno residents turn on the water, flush the toilet, dispose of garbage, recycle a soda can, or do any number of other seemingly ordinary things around the house and yard, they are using the services provided by the City of Fresno Department of Public Utilities. Fresno is a community dedicated to preserving precious natural resources through recycling, responsible treatment of wastewater, timely collection of solid waste and water conservation.

The Delano Water and Sewer division supplies customers with drinking water and transports waste water to the Waste Treatment Plant.

Davis Public Works performs administrative, technical and operational activities in support of the City’s infrastructure and related services in the following areas: Transportation, Waste Water, Storm Drainage, Water, Engineering, Solid Waste, Fleet, Building Facilities and Capital Improvements.

The City of Corona is located approximately 45 miles southeast of Los Angeles in western Riverside County. The City limits encompass 39.2 square miles and the population is over 160,000. A city whose heritage spans more than a century, Corona has emerged as an ethnically diverse community, where a significant percentage of the population is made up of young, well-educated families.

The Water Division’s mission is to deliver a dependable supply of water to meet the present and future needs of customers through cost-effective management and maintenance of the infrastructure, while incorporating environmental and regulatory issues. The division responds to concerns regarding issues such as water quality or pressure problems. The City urges all customers to conserve water at all times.

Citrus Heights Water District (CHWD) has served the community since 1920. It is a water purveyor to about 67,000 people in portions of Citrus Heights, Fair Oaks, Orangevale, Carmichael and Roseville. The CHWD service area consists of 12.2 square miles of service line with about 19,590 service connections. CHWD has 30 employees that operate and maintain the water system, ensure high quality water, and provide great customer service.

The Casitas Municipal Water District supplies water to 60-70,000 people in Western Ventura County and to hundreds of farms. The District boundaries encompass the city of Ojai, Upper Ojai, the Ventura River Valley area, the city of Ventura to Mills Road, and the Rincon and beach area to the ocean and Santa Barbara County line.

The Carpinteria Valley Water District's (CVWD) mission is to provide potable water to all residential, commercial and agricultural customers in the Carpinteria Valley at a reasonable cost. Established in 1941, the Carpinteria Valley Water District is located in the southern coastal portion of Santa Barbara County and includes the City of Carpinteria.

The Kern County Water Agency (Agency) was created in 1961 by a special act of the California State Legislature and serves as the local contracting entity for the State Water Project. The Agency participates in a wide scope of water management activities, including water quality, flood control and groundwater operations to preserve and enhance Kern County’s water supply—the main ingredient for the well-being of an economy.

Waterworks Services in Simi Valley are currently provided through two suppliers of water: Golden State Water Company and City of Simi Valley/Waterworks District No. 8 (District). The District delivers over 23,000 acre feet annually to 24,000 service connections. In addition to 40 storage facilities, such as water tanks, the District has 2,700 fire hydrants, 18 pump stations, and 357 miles of water pipes in its system.

The Town of Windsor provides Water, Sewer, and Storm Drain for customers in the Weld County limits of Windsor, and Storm Drain Only for customers in the Larimer County limits of Windsor. This division is responsible for both the issuance of monthly statements and the collection of those charges.

The City of Spokane's Water Department delivers up to 180 million gallons of clean, safe drinking water every day to more than 200,000 people in the community. The City's water system is the third largest in the state of Washington, behind Seattle and Tacoma.

Santa Ana is a city in Orange County, California. It's home to the Santa Ana Zoo, the Bowers Museum The Discovery Cube Orange County, and the Heritage Museum of Orange County, which features restored 1890s homes set amid gardens.

Glendora is nestled at the base of the scenic San Gabriel Mountains in the eastern portion of Los Angeles County. Located approximately 27 miles from downtown Los Angeles, Glendora offers convenient access to major commercial, cultural, educational and recreational areas in Southern California.

After 60 years, three General Obligation Bond issues, formation of 12 water system improvement areas, and several federal grants and loans, as well as contributions from private developers, the District’s Water System has 297 miles of pipe, 7 aqueduct connections, 27 pumping stations, 106 pumps, and 42 covered reservoirs with 137 million gallons of water storage.

The District provides imported water and sewer service to 35,000 residents living on 28,000 acres in Fallbrook. About 40 percent of the water is used by agriculture. The District also produces about one and one-half million gallons of recycled water daily that is used to irrigate nurseries, playing fields, landscaped freeway medians, home owners associations and common areas.

The City of Hays is the only municipality in Kansas with a population greater than 15,000 that is not located near a sustainable source of water. Current water supplies fluctuate based on precipitation received throughout the year. As a result, water conservation has become a "way of life" for citizens of Hays. From tiered water rates to water conservation ordinances, programs and incentives, the City of Hays has worked diligently to ensure that water is not taken for granted.

Foothill Municipal Water District (FMWD or Foothill) incorporated on January 7, 1952 to help meet the increased water needs of the rapidly growing foothill communities following the end of World War II. Foothill Municipal Water District covers about 22 square miles in the foothills of the San Gabriel Mountains, bordered between the City of Pasadena on the east and the City of Glendale on the south and west. The District serves approximately 80,000 people through its own member agencies.

The City of Petaluma delivers high quality water to approximately 60,000 residents in Petaluma. The City of Petaluma draws most of its water from the Russian River Water System under a contract with the Sonoma County Water Agency. The remaining supply is provided by local groundwater.

Suburban Water Systems, a part of SouthWest Water Company, is an investor-owned water utility providing high-quality water and reliable service in an approximately 42-square-mile service area that covers all or portions of Glendora, Covina, West Covina, La Puente, Hacienda Heights, City of Industry, Whittier, La Mirada, La Habra, Buena Park and unincorporated portions of California’s Los Angeles and Orange counties.

San Luis Obispo is a city in California’s Central Coast region. On Mission Plaza, the Mission San Luis Obispo de Tolosa is a 1700s Spanish mission with a museum. The city’s population is about 47,000.

The Trabuco Canyon Water District is a county water district organized and existing pursuant to California Water Code Sections 30000 (the County Water District Law) and other applicable provisions of State law. The District provides water service, and in some cases reclaimed water service, recycled water service and waste water services, to applicants, customers and properties located within the District boundaries.

Windsor Public Works Department consists of two divisions: Engineering and Maintenance & Operations. Engineering implements the Capital Improvement Program, reviews private development projects for compliance with Town standards, and provides technical support for the Town’s Public Works. The Maintenance & Operations Division operates the water reclamation plant, the water system, and street maintenance including traffic signals, street lights, fleet maintenance, sanitary sewer system, and recycled water system.

The mission of the Tahoe City Public Utility District is to serve the people in their community, as well as the environment. It is their responsibility to provide safe and reliable water service, sewer service for the protection of public health, and parks and recreation services to enhance quality of life. They are committed to achieving these and other tasks within the scope of the Public Utility District Act in a sound fiscal manner.

The South Tahoe Public Utility District, a public agency established on September 28, 1950, (pursuant to Section 9 of "The Public Utility District Act") supplies drinking water and provides sewage collection, treatment, and export to protect Tahoe's delicate ecosystem. Managing this complex operation requires an uncommon environmental sensitivity.

South Coast Water District was established in 1932. The District currently serves most of Dana Point, South Laguna Beach, and parts of San Clemente and San Juan Capistrano. District facilities include 15 reservoirs, 147 miles of water lines, 136 miles of sewer lines, 7 water pumping stations, 14 sewer pumping stations and approximately 12,360 water meters. An elected five member Board of Directors governs the District. The Board appoints the General Manager, who is responsible for effecting Board policy and directing employees in the operation of the water and sewer systems.