Boise River Diversion Dam

High HazardNot Available ConditionEmergency Action Plan: Yes

Location

StateIdaho
CountyAda
Nearest CityBOISE
River/StreamBOISE RIVER SNAKE RIVER
Coordinates43.53770, -116.09350

Physical Characteristics

Dam TypeConcrete
NID Height68 ft
Dam Height57 ft
Dam Length500 ft
Year Completed1908 (118 years old)

Storage & Hydraulics

NID Storage572 acre-ft
Max Storage572 acre-ft
Surface Area80 acres
Drainage Area2,680 sq mi
Max Discharge40,000 cfs
Spillway TypeControlled

Ownership & Safety

PurposeIrrigation
OwnerBUREAU OF RECLAMATION
Owner TypeFederal
Hazard ClassificationHigh
Condition AssessmentNot Available
Last Inspection05/04/2021
Emergency Action PlanYes

Identifiers

NID IDID00281
Federal IDID00281
More InfoState Dam Safety Program

Nearby Dams

Lucky Peak Dam 2.1 mi High Barber 2.1 mi Significant Blacks Creek 5.8 mi High Cottonwood Creek Lower 7.1 mi Significant Cottonwood Creek Middle 7.2 mi Significant Cottonwood Creek Upper 7.2 mi Significant Idc-effluent Storage 9.0 mi Significant Crane Gulch East Dam 9.1 mi Significant Arrowrock Dam 9.4 mi High Crane Gulch Main Fork 9.9 mi Significant