Overview
Hoover Dam and Lake Mead,spanning theArizona-Nevada state line,are located in the Black Canyon of the Colorado River about 35 miles southeast of Las Vegas, Nevada. It is a concrete thick-arch structure, 726.4 feet high and 1,244 feet long. The dam contains 3.25 million cubic yards of concrete; total concrete in the dam and appurtenant works is 4.4 million cubic yards.
General
| Project | Boulder Canyon |
| Dam Type | Concrete thick arch |
| Location | 35 miles southeast of Las Vegas, Nevada |
| Longitude | -114.7372 |
| Latitude | 36.0163 |
| Watercourse | Colorado River |
| Reservoir | Lake Mead |
| Original Construction | 1931-1936 |
| National ID Number | NV10122 |
| Base Width | 660 ft |
Dimensions
| Crest Elevation | 1232.0 ft |
| Top Parapet (Elevation) | 1236.0 ft |
| Structural Height | 726.4 ft |
| Hydraulic Height (Normal Operating Depth at Dam) | 576 ft |
| Crest Length | 1,244 ft |
| Crest Width | 45 ft |
| Top of Joint Use Pool (Elevation) | 1219.6 |
| Top of Inactive Conservation Pool (Elevation) | 1050 ft |
| Volume of Dam Construction Materials | 4,400,000 cu-yds |
| Spillway Crest Elevation | 1205.4 ft |
| Streambed at Dam Axis | 640 ft |
| Top of Dead Storage Pool (Elevation) | 895 ft |
| Top of Exclusive Flood Control Pool (Elevation) | 1229 ft |
Hydraulics & Hydrology
| Spillway Type | Concrete lined, side channel, gate controlled overflow weir |
| Spillway Capacity at Elevation | 270,000 cfs at 1232 ft |
| Outlet Works Capacity at Elevation | 52,200 cfs at 1219.6 ft |
| Drainage Area | 167,800 sq mi |
| Maximum Water Surface Elevation | 1232 ft |
| Total Water Storage at Elevation | 28,945,000 acre-ft at 1221.4 |
| Net Generation | 3,254,593,045 kWh |
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