The Caldwell County Sheriff's Office said in a statement Saturday that investigators are determining the number of victims and their identities.
Lynn Lunsford with the Federal Aviation Administration said in an earlier statement that the accident happened shortly after 7:40 a.m. Saturday near Lockhart, Texas, when the hot air balloon crashed into a pasture. Lunsford said there were at least 16 people on board.
According to FAA officials, the balloon crashed after striking a high-voltage power line and catching fire.
Lunsford said that the FAA and the National Transportation Safety Board are going to the scene to investigate.
Lockhart is about 30 miles south of Austin.
