Overview
Echo Dam is a zoned earthfill structure, one mile upstream from the town of Echo and about six miles north of Coalville. It has a structural height of 158 feet and contains 1,540,000 cubic yards of materials. The spillway has a capacity of 15,000 cubic feet per second. The outlet conduit is a concrete-lined horseshoe tunnel to the gatehouse, from which two steel pipes pass through a tunnel to the valve house. The outlet works has a capacity of 2,100 cubic feet per second.
General
| Project | Weber Basin |
| Longitude | -111.4319658279419 |
| Watercourse | Weber Basin |
| Original Construction | 1927-1931 |
| National ID Number | UT10120 |
| Latitude | 40.96486345371011 |
| Reservoir | Echo |
Dimensions
| Structural Height | 158.0 ft |
| Crest Length | 1,887 ft |
| Top of Active Conservation Pool (Elevation) | 5560.0 ft |
| Volume of Dam Construction Materials | 1,540,000 cu. yards |
| Spillway Crest Elevation | 5543.0 ft |
| Top of Dead Storage Pool (Elevation) | 5450.0 ft |
| Streambed at Dam Axis | 5450.0 ft |
| Crest Elevation | 5570.0 ft |
| Hydraulic Height (Normal Operating Depth at Dam) | 110.0 ft |
Hydraulics & Hydrology
| Spillway Capacity at Elevation | 15000 cfs at 5560.0 ft |
| Auxiliary Spillway | No |
| Outlet Works Capacity at Elevation | 2100 cfs at 5560.0 ft |
| Drainage Area | 836 sq mi |
| Hydrometeorological Report (HMR) | HMR 49 |
| Maximum Water Surface Elevation | 5560.0 ft |
Contact
