Tennessee Valley Authority

  • Transformer Fire Will Delay Watts Bar Unit 2 Commercial Operation

    A main bank transformer fire has put a halt to power ascension testing at the Tennessee Valley Authority’s (TVA’s) Watts Bar Unit 2 nuclear plant. The incident occurred at about 9:10 p.m., on August 30, when an electrical fault on the 2B main bank transformer caused the Unit 2 main turbine to trip. The reactor, […]

  • Alexander, Duncan Introduce Resolution Congratulating TVA on 80th Anniversary of Tennessee River System Plan

    Resolution recognizes TVA for providing low-cost electricity, controlling floods, improving river navigation across seven states WASHINGTON, D.C., July 7, 2016 – U.S. Sen. Lamar Alexander (R-Tenn.) and U.S. Rep. John Duncan Jr. (R-Tenn.) today introduced a resolution praising the Tennessee Valley Authority (TVA) for its successful construction and management of the “Unified Plan of the […]

  • Watts Bar Unit 2 Nuclear Plant Synchronized to Power Grid

    The Tennessee Valley Authority (TVA) reached another milestone on June 3 when operators at Watts Bar Unit 2—the nation’s newest nuclear power plant and the first added to the fleet in 20 years—synchronized its generator to the power grid, generating electricity from the plant for the first time (Figure 1). 1. Reactor Operator Bill Hahn […]

  • Watts Bar Unit 2 Reactor Goes Critical (and That’s a Good Thing)

    The Tennessee Valley Authority’s (TVA’s) newest nuclear plant, Watts Bar Unit 2, achieved initial criticality on May 23 at 2:16 a.m. Although that may sound ominous to anyone untrained in nuclear terminology, initial criticality simply means that Watts Bar Unit 2 reached a state in which the reactor’s neutron population remained steady from one generation […]

  • For Sale: Partially Constructed Bellefonte Nuclear Power Plant

    The Tennessee Valley Authority (TVA) board of directors voted on May 5 to surplus the Bellefonte Nuclear Plant property in northern Alabama so it can be offered for sale and potentially put to better use. The decision comes after months of consideration. On February 16, the TVA notified employees, customers, economic development interests, other stakeholders, […]

  • ABB FACTS solution to help maintain grid stability for TVA as power generation mix changes

    Tennessee Valley Authority (TVA), the largest public utility in the US, is installing ABB’s static var compensator (SVC) technology to help ensure system reliability as fossil fuel component of total energy mix declines. SVC’s enhance grid stabilization and at the same time enable a smarter grid. The ongoing quest to deliver power with a lower […]

  • TVA Explores Sale of Bellefonte Nuclear Power Plant Site

    It’s looking less and less likely that the Tennessee Valley Authority (TVA) will ever finish construction as it was once envisioned for its Bellefonte Nuclear Plant. POWER confirmed through a media spokesperson that the TVA has notified federal authorities that it is withdrawing its application for two combined construction permits and operating licenses for Units […]

  • NRC Issues Watts Bar 2 Nuclear Power Plant Operating License

    For the first time in nearly 20 years, the Nuclear Regulatory Commission (NRC) has issued an operating license for a new nuclear power plant. The 40-year license was issued to the Tennessee Valley Authority (TVA) for the long-overdue Watts Bar Unit 2 reactor on Oct. 22. The Watts Bar plant is located about 10 miles […]

  • Public Power “Big Dog” TVA Takes Fresh Approach to Resource Planning

    At the Tennessee Valley Authority (TVA), generation transitions are nothing new. The nation’s largest public power system—with 34 GW of generating capacity, supplying retail distributors with nine million

  • Public Power “Big Dog” TVA Takes Fresh Approach to Resource Planning

    At Tennessee Valley Authority (TVA), repeated generation transitions have marked the giant public power utility’s long history, from hydro, to coal, to nuclear. The latest resource plan points to natural gas, along with renewables and energy efficiency, as the basis for the agency’s generating future. At the Tennessee Valley Authority (TVA), generation transitions are nothing […]

  • Balancing Risk, Reliability, and Safety at Plants Slated for Retirement

    When the decision is made to retire a power plant, the work of getting there is just beginning. Maintaining safe and reliable generation requires strong leadership, clear communications, and heightened attention to operations and maintenance, staff morale, and post-shutdown plans.   For utilities and other generators facing the challenge of winding down operations at an […]