Lower Granite Lock and Dam - East Levee

Washington — Nez Perce County — SNAKE RIVER

Location

StateWashington
CountyNez Perce
RiverSNAKE RIVER
Coordinates46.42384, -116.98505

Physical Characteristics

NID Height27 ft
Dam Height8 ft
Dam Length11,088 ft
NID Storage0 acre-ft
Max Storage
Surface Area

Safety Classification

Hazard PotentialHigh
Condition AssessmentNot Available
EAP StatusYes
Last InspectionJune 7, 2022
Inspection Frequency5

Dam Information

Year Completed1974
Primary PurposeNavigation
Dam TypeEarth
Owner TypeFederal
OwnerUSACE - Walla Walla District

Location Map

About This Dam Record

Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.

Back to All Dams More Dams in Washington