To amend the Uranium Mill Tailings Radiation Control Act of 1978 to provide for the remediation of the Atlas uranium milling site near Moab, Utah.

Amends the Uranium Mill Tailings Radiation Control Act of 1978 relating to processing site designations to: (1) direct the Secretary of Energy to designate the Atlas uranium milling site (Atlas Site) as a processing site; (2) delineate the statutory strictures applicable to such Site; (3) instruct the Attorney General to require the liable party to reimburse the United States for remedial action costs at both the Site and the associated Colorado River flood plain; and (4) set forth conditions under which the liable party is relieved of all further responsibility for remedial action costs.

Authorizes the Secretary to sell lands and interests acquired in the Site, or to donate them to a Utah governmental entity for public purposes, after the removal of radioactive materials from both the Site and associated Colorado River flood plain.