Swift No 2 Hydroelectric Project

Washington, Cowlitz County, Lewis River

Location

StateWashington
CountyCowlitz
RiverLewis River
Coordinates46.05990, -122.25990

Physical Characteristics

NID Height121 ft
Dam Height106 ft
Dam Length16,700 ft
NID Storage2,500 acre-ft
Max Storage2,500 acre-ft
Surface Area95 acres

Safety Classification

Hazard PotentialLow
Condition AssessmentSatisfactory
EAP StatusYes
Last InspectionJuly 19, 2022
Inspection Frequency3

Dam Information

Year Completed1959
Primary PurposeHydroelectric
Dam TypeEarth
Owner TypePublic Utility
OwnerPUD #1 of Cowlitz County, WA

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.

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