How Ice Age Floods Shaped the Northwest (and Hermiston)
By Cassandra Tate 3/26/2008 HistoryLink.org Essay 8449 The sound of the great Ice Age floods would have been terrifying: some 530 cubic miles of water bursting through a wall of ice more than 2,000 feet high; roaring over Eastern Washington at speeds of up to 80 miles an hour; drilling deep crevices into ancient basalt, stripping away topsoil in some areas, piling it up in others, flinging boulders
