Western Water, Jobs, and Infrastructure Act This bill provides funding to carry out rural water projects, Indian water rights settlement agreements, and projects related to the Milk River Project in Montana. First, the bill establishes and provides funds through FY2026 for the Reclamation Rural Water Project Construction Fund, from which the Bureau of Reclamation must complete construction of authorized rural water projects. Next, the bill establishes and provides funds through October 1, 2025, for the Indian Water Rights Settlement Completion Fund, from which the Department of the Interior must implement any Indian water rights settlement agreements approved by Congress. In addition, the bill provides FY2022 funding for Reclamation to carry out projects to rehabilitate the Milk River Project, including projects to rehabilitate or replace infrastructure.