 These hydroelectric dams form Lake Burton, Lake Seed, Lake Rabun, Lake Tallulah Falls, Lake Tugalo, and Lake Yonah, the last two of which straddle the Georgia – South Carolina border on the Tugaloo River.The 2016 Delta Air Lines power outage is an event that occurred in the United States in which hundreds of Delta Air Lines flights were delayed or cancelled.Though it was initially suspected that the company was at fault, it was later determined that this was indeed not the case.