The contra costa water district, located in contra costa county, california, will develop a water supply strategy that identifies the alternatives and strategies to continue providing a…

The Department of the Interior Bureau of Reclamation awarded the Contra Costa Water District $966,079 on January 27, 2026, under the WaterSMART (Sustain and Manage America's Resources for Tomorrow) program (CFDA 15.507) to develop a comprehensive fifty-year water supply strategy for its service area in Contra Costa County, California.

The district will compile historical water supply data, develop demand projections, evaluate the reliability and availability of existing supplies, analyze the costs and benefits of the district's water efficiency programs, and identify and evaluate alternative water supply options for implementation. The project addresses impacts from increased drought and climate change that have reduced water supplies, increased salinity levels, and decreased water quality. Work is performed in Concord, California, with an ultimate completion date of September 30, 2026.

The Cities of Antioch and Martinez, the Golden State Water Company, Diablo Water District, and the Central Contra Costa Sanitary District support the project, which aligns with the key water supply reliability objectives of the East Contra Costa County Integrated Regional Water Management Plan. The assistance type is a Project Grant.

The contra costa water district, located in contra costa county, california, will develop a water supply strategy that identifies the alternatives and strategies to continue providing a high-quality, reliable water supply to customers for the next 50 years. Increased drought and other impacts from climate change have reduced water supplies, increased salinity levels, and decreased water quality. Contra costa water district will compile historical data and develop demand projections evaluate the reliability and availability of existing supplies analyze the costs and benefits of the districts water efficiency programs and identify and evaluate water supply alternatives for implementation. The project is supported by the cities of antioch and martinez, the golden state water company, diablo water district, and the central contra costa sanitary district, and supports the key water supply reliability objectives of the east contra costa county integrated regional water management plan.