This series of photographs documents the historic water overflow at Hoover Dam as seen from the Arizona side of the dam. Taken in August of 1983, this overflow marked the first time the spillways were used during a flood. After initially being filled, the spillways were tested once in August of 1941.
This series of photographs documents the historic water overflow at Hoover Dam as seen from the Arizona side of the dam. Taken in August of 1983, this overflow marked the first time the spillways were used during a flood. After initially being filled, the spillways were tested once in August of 1941.
This series of photographs documents the historic water overflow at Hoover Dam as seen from the Arizona side of the dam. Taken in August of 1983, this overflow marked the first time the spillways were used during a flood. After initially being filled, the spillways were tested once in August of 1941.
This series of photographs documents the historic water overflow at Hoover Dam as seen from the Arizona side of the dam. Taken in August of 1983, this overflow marked the first time the spillways were used during a flood. After initially being filled, the spillways were tested once in August of 1941.
This series of photographs documents the historic water overflow at Hoover Dam as seen from the Arizona side of the dam. Taken in August of 1983, this overflow marked the first time the spillways were used during a flood. After initially being filled, the spillways were tested once in August of 1941.
This series of photographs documents the historic water overflow at Hoover Dam as seen from the Arizona side of the dam. Taken in August of 1983, this overflow marked the first time the spillways were used during a flood. After initially being filled, the spillways were tested once in August of 1941.
This series of photographs documents the historic water overflow at Hoover Dam as seen from the Arizona side of the dam. Taken in August of 1983, this overflow marked the first time the spillways were used during a flood. After initially being filled, the spillways were tested once in August of 1941.
From Union Pacific Railroad Collection (MS-00397).The scales are noted in the drawing. The drawing states, "Basement Floor Plan." Near the bottom it says, "Gilbert Stanley Underwood and Co. Architects & Engineers. 730 So. Los Angeles St. Los Angeles Calif. Dr By Albert. Tr By. Ch By Albert. Piping Plan For Water And Drainage. File No. 15684-P. Sheet #16. Job # 399. Date 8-10-27. A Club House For The Union Pacific System, Caliente, Nevada."
'United States Department of the Interior, Geological Survey. Professional paper 712-C, plate 3.' 'Prepared on behalf of the Atomic Energy Commission.' 'Base from U.S. Geological Survey Caliente, Death Valley, Goldfield, and Las Vegas, 1954.' 'Hydrochemistry by I. J. Winograd, 1965.' 'Interior--Geological Survey, Reston, Virginia--1975.' Relief shown by contours. Contour interval 200 feet. Shows township and range lines. Scale 1:250,000 (W 117°--W 115°/N 38°--N 36°). Series: Professional paper (Geological Survey (U.S.)) 712-C. Issued as plate 3 from U.S. Geological Survey professional paper 712-C, Hydrogeologic and hydrochemical framework, south-central Great Basin, Nevada-California, with special reference to the Nevada Test Site, by I.J. Winograd, and William Thordarson, published in 1975 by the U.S. Geological Survey.