TVA to Conduct Helicopter Operations for Aerial Marker Ball Replacement at Sequoyah Nuclear Plant

The Tennessee Valley Authority will conduct helicopter operations near the Sequoyah Nuclear Plant from March 30 to April 3 for the replacement of 47 aerial marker balls on transmission lines. This is part of ongoing infrastructure maintenance to enhance safety and reliability in the region. Helicopter activity will be concentrated over Chickamauga Lake, with TVA Police ensuring safety measures for boaters.

Published Mar 30, 2026

From March 30 to April 3, the Tennessee Valley Authority (TVA) will carry out aerial work near the Sequoyah Nuclear Plant in Soddy-Daisy, Tennessee. Helicopters will replace 47 aerial marker balls on transmission lines over Chickamauga Lake.

AI-curated by Theia

The existing markers have faded and need replacement for safety. TVA will maintain safety with boats in the area for boaters, advising caution and monitoring marine radio channels. This maintenance supports efforts to strengthen the power grid and address growing demand in the Tennessee Valley.