Latest News
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Hawaii Water Launches Feasibility Study for New Treatment Plant
February 23, 2026Company's evaluation is focused on keeping Kapalua's water supply local, sustainable, and reliable Hawaii Water is moving forward with a feasibility study for a decentralized wastewater treatment plant in Kapalua... -
Group Donates Nearly $1.9 Million in 2025
February 18, 2026As California Water Service Group (Group) rings in its 100-year anniversary, the company also looks back on last year's philanthropic giving program. With over $1.88 million donated to local organizations... -
Group Opens 13th Annual Scholarship Program
February 11, 2026Students living in California Water Service Group's (Group) California, Hawaii, New Mexico, and Washington service areas can now apply for the company's 13th annual Scholarship Program. Up to $80,000 in scholarship funds are... -
California Water Service Group Celebrates Centennial
January 26, 2026California Water Service Group (Group) turns 100 years old this year, and it will commemorate the milestone with a year-long celebration of its legacy that is the foundation for future... -
Hawaii Water Launches Firefighter Grant Program
January 7, 2026Fire Departments in Hawaii Water Service Areas Encouraged to Apply for Inaugural Program Funding As part of its commitment to supporting the communities it serves, Hawaii Water has launched its... -
Group One of “America’s Most Responsible Companies”
December 4, 2025For the fifth consecutive year, Newsweek has named California Water Service Group one of "America's Most Responsible Companies." Newsweek and Statista Inc., a leading statistics portal and industry ranking provider, honored Group with the... -
First Rate Adjustment for Kapalua since 2021
November 20, 2025Hawaii Water has filed a request with the Hawaii Public Utilities Commission (PUC) to increase water and sewer rates in its Kapalua water and wastewater systems for the first time... -
Hawaii Water Hosts Emergency Response Exercises
November 13, 2025To enhance coordination during emergencies or natural disasters when seconds matter, local water and wastewater utility Hawaii Water held its annual Community Emergency Operations Center (EOC) exercises on both Maui... -
HPUC Sets New Rates for Hawaii Water’s Waikoloa Systems
October 15, 2025Hawaii Water has received approval from the Hawaii Public Utilities Commission (HPUC) to increase annual revenue by $4.7 million across the five systems that make up its Waikoloa service area,... -
Group One Of “World’s Most Trustworthy Companies”
September 3, 2025In recognition of the utility's commitment to "always do the right thing," Newsweek today named California Water Service Group (Group) one of the "World's Most Trustworthy Companies." This is the...










