Watts Bar Nuclear Plant, Unit No. 1; Application and Amendment to Facility Operating License Involving Proposed No Significant Hazards Consideration Determination

The U.S. Nuclear Regulatory Commission (NRC) is considering issuance of an amendment to Facility Operating License No. NFP-90, issued to the Tennessee Valley Authority (the licensee), for operation of Watts Bar Nuclear Plant (WBN), Unit 1. The amendment request submitted on August 1, 2013, proposed revisions to Technical Specification (TS) 3.8.1, Surveillance Requirement (SR) 3.8.1.8, and the licensing basis as described in the Updated Final Safety Analysis Report (UFSAR). The NRC staff had previously made a proposed determination that the amendment involved no significant hazards consideration. By letters dated April 21, 2014, January 29, 2015, and June 12, 2015, the licensee provided additional information that expanded the scope of the amendment request to include proposed changes to the UFSAR, a new modification to SR 3.8.1.1, and proposed a new SR 3.8.1.22. The purpose of this document is to update the description of the amendment request and to make a proposed determination that the expanded scope of the amendment request involves no significant hanzards consideration.