The California Department of Water Resources (DWR) is a state agency responsible for managing California's water resources. It oversees the development and conservation of water supplies, ensuring that the state's diverse needs are met. DWR plays a crucial role in water planning, flood management, and the maintenance of infrastructure like dams and reservoirs. Additionally, the DWR conducts research and provides data on water quality and availability. It collaborates with local agencies, farmers, and communities to promote sustainable water use. The agency also implements programs to address challenges such as drought and climate change, ensuring a reliable water supply for all Californians.