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Arrowrock Dam

Arrowrock Dam
 
Related Projects & Facilities
Boise Project
 
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Reservoir Storage
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Overview General Dimensions Hydraulics & Hydrology Contact Information
Total Water Storage at Elevation 271,700 ac-ft
Maximum Water Surface Elevation3224.1 ft
Normal Water Surface Elevation 3216.0 ft
Spillway TypeSide-channel spillway chute located on the right abutment, controlled by six 62-feet-long by 6-feet-high drum gates
Spillway Capacity at Elevation40,000 cfs at 3219.75 ft
Outlet Works Capacity at Elevation 13,000 cfs at 3219.75 ft
Drainage Area2,210 sq mi
Hydrometeorological Report (HMR)HMR 57

Last updated: Oct 25, 2012