Kachess Dam

Washington — Kittitas County — KACHESS RIVER

Location

StateWashington
CountyKittitas
RiverKACHESS RIVER
Coordinates47.26450, -121.20570

Physical Characteristics

NID Height115 ft
Dam Height63 ft
Dam Length1,400 ft
NID Storage239,000 acre-ft
Max Storage239,000 acre-ft
Surface Area4,535 acres

Safety Classification

Hazard PotentialHigh
Condition AssessmentNot Available
EAP StatusYes
Last InspectionSeptember 2, 2022
Inspection Frequency4

Dam Information

Year Completed1912
Primary PurposeFlood Risk Reduction
Dam TypeEarth
Owner TypeFederal
OwnerBUREAU OF RECLAMATION
Other NameKachess Lake

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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