Garrison Dam - 80,000 cfs

Water thunders from the Garrison Dam's regulatory tunnels and into the Missouri River at a rate of about 80,000 cubic feet per second on May 28. The tunnels are able to release 98,000 cfs, and will join the power plant and emergency spillway to release a total of 150,000 cfs by mid-June, according to the U.S. Army Corps of Engineers.