Nuclear installations don’t need terrorist drones, or accidents, nuclear installations spew radioactive emissions to sea, air and land all the time. No accident or terrorist needed!
RADIOACTIVE RELEASES FROM THE NUCLEAR POWER PLANTS OF THE MISSISSIPPI RIVER WATERSHED by Nuclear Information and Resource Service World Information Service on Energy, 2001, Emphasis our own. Original here: https://www.nirs.org/factsheets/mississippiriverpam.pdf
NB: 1 Curie is 37 Billion Becquerels. A Becquerel is one radioactive disintegration (shot) per second!