American River Pump Station Project Transfer Act of 2006 - Directs the Secretary of the Interior to transfer ownership of the American River Pump Station Project located at Auburn, California, to the Placer County Water Agency.
Makes federal costs associated with construction of the Project nonreimbursable. Authorizes the Secretary to grant title to the Agency to provide a water supply to that Agency. Requires the Secretary, before conveying such land and facilities, to comply with requirements under the National Environmental Policy Act of 1969, the Endangered Species Act of 1973, and any other applicable law.
Provides that upon the transfer, the United States shall not be liable for damages relating to the land or facilities.