Type
Roller Compacted Concrete
Volume
1,470,000 cubic yards
Maximum Height
292 feet
Height above Stream Bed
195 feet
Maximum Base Width
183 feet
Crest Length
2,650 feet
Crest Width
29 feet
Crest Elevation
8,182 feet
Spillway Type
Uncontrolled Ogee with
Stepped Chute
Spillway Crest Length
600 feet

Maximum Water Surface Elevation
    Spillway Capacity
8,182 feet
75,000 cfs
Spillway Crest Elevation
    Reservoir Capacity
    Surface Area
8,172 feet
32,009 AF
314 acres
Bottom of Active Storage Elevation
    Reservoir Capacity
    Surface Area
8,028.4 feet
2,125 AF
100 acres
Top of Dead Storage
8,010 feet
Outlet Works Capacity
1,130 cfs
Diversion Capacity
285 cfs
Construction Costs
$189.5 million
Construction Period
12/83-11/87
Water Course
Rock Creek
Initial Filling
11/4/87-7/3/88
Initial Diversions
5/24/89