After Hurricane Florence deluged the southeastern U.S., a small army of drones is being deployed to identify and fix damage caused by flooding.

At least 53 drone teams have been recruited to help with damage assessment, said Brian Reil, a spokesman for Edison Electric Institute, the Washington-based industry group coordinating utility recovery efforts. Each team usually brings more than one drone and the force collectively includes about 100 to 160 operators, he said.

While the storm has weakened into a tropical depression, Florence continued to dump record rainfall while areas of North Carolina are experiencing unprecedented flooding. Hundreds of...