Roza Diversion Dam

Low HazardNot Available ConditionEmergency Action Plan: Not Required

Location

StateWashington
CountyKittitas
Nearest CityYAKIMA
River/StreamYAKIMA RIVER
Coordinates46.74910, -120.46590

Physical Characteristics

Dam TypeConcrete
NID Height67 ft
Dam Height32 ft
Dam Length486 ft
Year Completed1939 (87 years old)

Storage & Hydraulics

NID Storage100 acre-ft
Max Storage100 acre-ft
Normal Storage100 acre-ft
Surface Area100 acres
Drainage Area1,785 sq mi
Max Discharge50,000 cfs
Spillway TypeNone

Ownership & Safety

PurposeHydroelectric
OwnerBUREAU OF RECLAMATION
Owner TypeFederal
Hazard ClassificationLow
Condition AssessmentNot Available
Last Inspection11/08/2023
Emergency Action PlanNot Required

Identifiers

NID IDWA00275
Federal IDWA00275
More InfoState Dam Safety Program

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