Safety Evaluation Report Related to the License Renewal of Three Mile Island Nuclear Station, Unit 1: Docket No. 50-289, Exelon Generation Company, LLC (NUREG-1928)
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Date Published: October 2009
Office of Nuclear Reactor Regulation
This safety evaluation report (SER) documents the technical review of the Three Mile Island Nuclear Station, Unit 1, (TMI-1) license renewal application (LRA) by the U.S. Nuclear Regulatory Commission (NRC) staff (the staff). By letter dated January 08, 2008 AmerGen Energy Company, LLC (AmerGen or the applicant) submitted the LRA in accordance with Title 10, Part 54, of the Code of Federal Regulations, “Requirements for Renewal of Operating Licenses for Nuclear Power Plants.” AmerGen requests renewal of the TMI-1 operating license (Facility Operating License Number DPR-50) for a period of 20 years beyond the current expiration at midnight on April 14, 2014.
TMI-1 is located approximately 10 miles southeast of Harrisburg, Pennsylvania. The staff issued the construction permit for TMI-1 on May 18, 1968, and the operating license on April 19, 1974. The plant’s nuclear steam supply system consists of a pressurized water reactor (PWRDRYAMB) with a lowered loop. The nuclear steam supply system was supplied by Babcox & Wilcox. The balance of the plant was originally designed by Gilbert Associates and constructed by United Engineers and Constructors (UE&C). TMI-1 operates at a licensed power output of 2,568 megawatt-thermal, with a gross electrical output of approximately 852 megawatt-electric.
This SER presents the status of the staff’s review of information submitted through June 29, 2009, the cutoff date for consideration in this SER. The staff did not identify any open items that must be resolved before any final determination is reached by the staff on the LRA.