Technical Evaluation Report on the Content of the U.S. Department of Energy's Yucca Mountain Repository License Application

This “Technical Evaluation Report on the Content of the U.S. Department of Energy’s Yucca Mountain License Application; Postclosure Volume: Repository Safety After Permanent Closure” (TER Postclosure Volume) presents information on the NRC staff’s review of DOE’s Safety Analysis Report (SAR), provided on June 3, 2008, as updated by DOE on February 19, 2009. The NRC staff also reviewed information DOE provided in response to NRC staff’s requests for additional information and other information that DOE provided related to the SAR. In particular, this report provides information on the staff’s evaluation of (i) the repository’s barriers and (ii) the Total System Performance Assessments (TSPAs) used for the individual protection calculation, the separate groundwater protection calculation, and the human intrusion calculation. DOE submitted information consistent with the Yucca Mountain Review Plan (YMRP).