The Water Quality and Storage Grant Program provides financial assistance to model, design, and construct projects and practices that will control water volume and rates to protect infrastructure, improve water quality and related public benefits, and mitigate climate change impacts. Eligible applicants are local units of government and tribal governments. Funding for this application period is $4,500,000, with up to $500,000 available for modeling and conceptual design applications. Please read the RFP and supplemental documents to understand changes to this program from previous years. The application period opens on October 30, 2025, and will close on December 23, 2025.