... 2,300 acres at the maximum water-surface elevation of 1,570, eliminates the necessity for a very expensive canal along the steep walls of the Grand Coulee and saves the loss of about 47 feet in the elevation of the water surface at the south end of... O'Sullivan Dam: Constructed 1947-1949 - Page 2by United States. Bureau of Reclamation - 1954 - 61 pagesFull view - About this book
 | United States. U.S. Congress. House. Committee onirrigation and reclamation - 1932 - 263 pages
...elevation of the water surface at the south end of the Coulee. It also allows a more efficient use of water for power development and irrigation by providing...for water which can be pumped when the supply in the river is ample, and in turn decreases the amount of power water required for pumping when the river... | |
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