Creates the Water Plan Task Force Act. Establishes the State Water Plan Task Force. Provides that the Task Force shall be chaired by the Director of the Office of Water Resources of the Department of Natural Resources and composed of the directors, or their designee, from various other State entities. Requires the Task Force to identify critical water issues, to develop and implement recommendations that address the critical water issues, and to reevaluate critical water issues and needs. Requires the Task Force to publish a State Water Plan not less than every 10 years. Provides that the Task Force shall develop and maintain a publicly available website or portal that summarizes projects of the Task Force. Requires the Task Force to meet not less than once per quarter each calendar year. Enumerates the authority granted to the Task Force.