It is breaking apart. We have been watching live stream. Severe cavitation on 2nd closest spillway from where you stand. Livestream you can hear it, every 32-seconds, large air pocket exiting. LARGE piece breaking off #6 spillway 4 hours ago. Why not evacuating? pic.twitter.com/D2qun4B1wp
— Robert Schmek (@Robertschmek) July 23, 2020