The book Atomic Accidents by James Mahaffey start with the description of an accident at a Russian dam that happened without pretty much without any warning and

The book Atomic Accidents by James Mahaffey start with the description of an accident at a Russian dam that happened without pretty much without any warning and killed 75: https://en.wikipedia.org/wiki/2009_Sayano-Shushenskaya_power_station_accident https://en.wikipedia.org/wiki/2009_Sayano-Shushenskaya_power... Edit: I'm pretty sure that's the right accident - been a while since I read the book!