To amend the Act that authorized the Canadian River reclamation project, Texas, to direct the Secretary of the Interior to allow use of the project distribution system to transport water from sources other than the project.

Requires the Secretary of the Interior to allow use of the project distribution system for transport of water to municipalities from the Canadian River Conjunctive Use Groundwater Project, subject to an environmental review under a specified memorandum of understanding between the Bureau of Reclamation and the Canadian River Municipal Water Authority and a review of the engineering design of the interconnection facilities to assure the continued integrity of the Canadian River reclamation project in Texas. Directs the Authority to bear the costs: (1) of construction, operation, and maintenance of the Project; and (2) incurred by the Secretary in conducting the environmental review.