Exelon Generation Company, LLC;Three Mile Island Nuclear Station, Unit 1

The U.S. Nuclear Regulatory Commission (NRC) is considering issuance of an amendment to Renewed Facility Operating License No. DPR- 50, issued to Exelon Generation Company, LLC, for operation of the Three Mile Island Nuclear Station, Unit 1 (TMI or the licensee). The proposed amendment would modify the technical specifications to allow for the temporary connection of the borated water storage tank (BWST) to non-seismic piping for cleanup and recirculation to support activities associated with the TMI-1 fall 2015 Refueling Outage and Fuel Cycle 21 operation.