California Water Service Group reports developments for a regulated water and wastewater utility holding company serving California, Hawaii, New Mexico, Washington, and Texas. Its subsidiaries include California Water Service, Hawaii Water Service, New Mexico Water Service, Washington Water Service, and Texas Water Service, a utility holding company.
Recurring news centers on California Public Utilities Commission rate-case decisions, infrastructure improvement plans, water system investment, quarterly earnings, dividend declarations, and updates tied to safe, reliable service. Company releases also address regulatory mechanisms, operating results, sustainability initiatives, and corporate governance or recognition items.
California Water Service Group (NYSE: CWT) will release its third-quarter 2026 earnings results on October 29, 2026, before 9:00 a.m. ET. The earnings conference call will follow at 11:00 a.m. ET, hosted by CEO Martin A. Kropelnicki and CFO James P. Lynch. A slide presentation will be available on the company website before the call.
California Water Service Group (CWT) announced that Chairman and CEO Martin A. Kropelnicki has joined the Alliance for Critical Infrastructure’s board. His appointment is part of ACI’s effort to bring together companies across infrastructure sectors to strengthen physical and cybersecurity resilience and address artificial intelligence risks and opportunities.
Kropelnicki said he intends to contribute to efforts to keep water systems safe through collaboration on vulnerabilities, protective strategies, public policy and shared practices.
California Water Service Group (CWT) received a Washington Utilities and Transportation Commission decision approving Washington Water Service’s application to adjust rates and recover recent investment costs. The adopted all-party settlement allows the subsidiary to increase annual revenue by $4.1 million.
From 2023 through 2024, Washington Water invested $26.5 million in its East Pierce and Legacy water systems, including thousands of feet of new water mains, new treatment facilities for lead, copper, arsenic, iron, and manganese, booster pump upgrades, and remote system monitoring. The company also undertook PFAS-related testing, construction, and treatment to meet new regulations. New rates are expected to take effect in October 2026.
California Water Service (CWT) has launched the 13th annual Tap Into Learning conservation education program for the 2026-27 school year, serving K-12 students in its California service areas. The initiative offers activities such as Aqua Adventures field trips, Splash of Creativity art contests, Water Smart Grants for classroom projects, and the H₂Oath conservation pledge, all aimed at teaching water conservation, sustainability, and environmental stewardship.
California Water Service Group (NYSE: CWT) has been named to Newsweek’s 2026 list of “America’s Greatest Companies,” which recognizes the top 650 U.S. public companies with at least 1,000 employees and $75 million in 2025 revenue. Group is the only water utility included.
The ranking, developed with Plant-A Insights Group and Aniline, evaluates financial leadership, innovation, employer performance, and sustainability using SEC and USPTO data, 120+ employment KPIs, media coverage, environmental assessments, and employee surveys totaling over 7.6 million reviews from more than 579,000 employees collected between 2022 and 2026.
California Water Service Group (NYSE:CWT) subsidiary Hawaii Water Service has applied to the Hawaii Public Utilities Commission to adjust rates for its North Kona (Kukio) water and sewer service area. If approved as filed, the request would generate about $2.73 million in additional annual revenue to recover system improvement and operating costs incurred since the last rate case filed in 2019 and expected through 2027. The application covers roughly $5.53 million in completed water projects and $2.76 million in completed sewer projects, plus planned investments of about $7.92 million in water and $14.93 million in sewer infrastructure by 2027. According to the company, potential rate changes could take effect around mid‑2027 after HPUC review.
California Water Service Group (NYSE: CWT) marked its 100th anniversary by awarding $80,000 in scholarships for the 2026-2027 academic year, bringing total awards since 2014 to $919,000 for 228 students from California, Hawaii, New Mexico, and Washington.
The 2026 program includes four $10,000 grand-prize scholarships and eight $5,000 awards, supporting students pursuing fields such as health care, engineering, agriculture, technology, law, and public health. According to California Water Service Group, the annual, stockholder-funded scholarships do not affect customer rates and are administered by non-profit Scholarship America.
California Water Service Group (NYSE: CWT) has been named one of Newsweek’s “World’s Greenest Companies” for 2026, recognizing its sustainability and environmental performance. The list covers 850 companies across 28 countries; Group is one of only two water utilities included.
Newsweek, working with Plant-A Insights Group and GIST Impact, assessed companies with more than 500 employees using over 25 parameters in four areas: greenhouse gas emissions, water usage, waste generation, and sustainability data disclosures and commitments, along with media coverage analysis.
California Water Service (NYSE:CWT) announced that nearly 400 students and staff at Indianola Elementary School in the Central Valley will return to school with access to safe drinking water. The improvement stems from a partnership among Cal Water, Selma Unified School District, and Self-Help Enterprises.
Groundwater serving the school had unsafe levels of 1,2,3-trichloropropane (TCP). According to the company, Cal Water had previously installed granular-activated carbon treatment for TCP in its Selma District. Selma Unified obtained a $3.2 million grant from the State Water Resources Control Board and oversaw construction to connect the school to Cal Water’s treated system, with Self-Help Enterprises providing technical assistance.
California Water Service (NYSE:CWT) and the County of Tulare have completed a project connecting 27 Harrison Road customers, whose wells had gone dry, to Cal Water’s Visalia District system. More than $1.3 million in funding from Tulare County’s ARPA allocation and the state Department of Water Resources’ Small Community Drought Relief Program supported installation of 2,265 feet of 8-inch pipe, 335 feet of 12-inch pipe, and five fire hydrants, improving access to safe, reliable drinking water and fire protection for this underserved community.