Statistics (Cubic Feet per Second = CFS; Mean Sea Level = MSL)
Significant Dates:
- Operating Since: 1975
- Construction Start: 1967
- Closure:
- Reservoir filling initiated:
- Reservoir first reached minimum operating pool:
Size
- Length of Dam: 13,136 feet
- Damming Height: 147 feet
- Height above valley floor: 137 feet
- Maximum Height: 5527.0 feet msl
- Maximum width at base:
- Maximum width at crest: 30 feet
- Elevation at crest of dam:
- Spillway crest:
Construction
- Abutment formations (under dam & embankment):
- Type of Fill: Rolled Earth Fill
- Amount of Fill: 17,255,100 cubic yards
- Amount of Concrete:
Spillway
- Location:
- Width:
- Type: Ungated Chute
- Dimension of gates:
- Design discharge capacity: 188,000 cfs
- Discharge capacity at maximum operating pool: 188,000 cfs (at 5521.6 feet msl)
Intake structure
- Type: Tower with access bridge and hydraulically operated slide gates
- Number: 2 gates
- Height: 157 feet
- Size: 6 feet by 13.5 feet
- Length:
Outlet works
- Number:
- Size: Circular 7 feet diameter
Stilling Basin
- Width: 37 feet
- Length: 91 feet
- Release capacity: 2,000 cfs
Lake/Reservoir
- Upstream Drainage: 3,018 square miles
- Tributaries: South Platte River
- Shoreline length:
- Length of full reservoir: 2 miles
- Width of multi-purpose pool: 1.5 mile
- Surface acres: 4,822 acres
- Storage capacity: 355,000 acre feet
- Capacity of multi-purpose pool: 27,076 acre feet (2010 Survey)
- Maximum depth: 47 feet
- Annual Flood Ctrl & Multi-Use Zone (Elevation): 5432.0 feet msl
- Exclusive Flood Ctrl Zone (Elevation): 5500.0 feet msl