Vernon Flood, 1936
I just ran across this article
Vernon, VT Dam Burst & Flood, Mar 1936. Big Vermont Dam Goes Out; Deaths In Its Path Feared.
BOSTON, Mass., March 18, 1936 (AP).—A $1,000,000 dam at Vernon, Vt., went roaring out before the force of the flood swollen Connecticut River Wednesday night. State police announced as they ordered everybody out of the valley below.