California Water Service Group
Our Mission and Purpose
California Water Service Group provides high-quality water and wastewater utility services through five subsidiaries: California Water Service, Hawaii Water Service, New Mexico Water Service, Texas Water Service, and Washington Water Service. We are committed to being the leading provider of sustainable water and wastewater services.
As the third-largest publicly traded, regulated water utility in the United States, we fulfill our purpose every day: to enhance the quality of life for our customers, communities, employees, and stockholders. We do this by living our core values and delivering on our promise to provide quality, service, and value.
Learn More About UsOur Service Areas
Delivering Safe Water Across the U.S.
California Water Service
Cal Water serves about 2 million people through 497,600 service connections, from Chico in the north to the Palos Verdes Peninsula in the south.
Hawaii Water Service
Hawaii Water provides water and/or wastewater services to 6,500 customers on Maui, Oahu, and the Big Island.
New Mexico Water Service
New Mexico Water serves about 21,000 people through 11,300 water and wastewater connections in the central and northwest part of the state.
Texas Water Service
Texas Water is a holding company that owns and operates six wastewater utilities in the San Antonio and Austin areas through its partnership with BVRT Utility Holding Company.
Washington Water Service
Washington Water provides water and/or wastewater service to more than 38,000 customers in northwestern Washington.
Our ESG Efforts
Creating a Sustainable World, Starting with Water
Providing safe, clean water is not the only thing we do. We care about the environment, the people we serve, and our team members, and are dedicated to being a responsible steward of our resources. To this end, we prioritize our environmental, social, and governance policies and practices to benefit the world around us both now and for future generations.
See Our ESG Efforts