Prosser Diversion Dam

Low HazardNot Available ConditionEmergency Action Plan: Not Required

Location

StateWashington
CountyBenton
Nearest CityPROSSER
River/StreamYAKIMA RIVER
Coordinates46.21260, -119.77290

Physical Characteristics

Dam TypeConcrete
NID Height9 ft
Dam Height9 ft
Dam Length661 ft
Year Completed1904 (122 years old)

Storage & Hydraulics

NID Storage350 acre-ft
Max Storage350 acre-ft
Normal Storage350 acre-ft
Spillway TypeUncontrolled

Ownership & Safety

PurposeIrrigation
OwnerBUREAU OF RECLAMATION
Owner TypeFederal
Hazard ClassificationLow
Condition AssessmentNot Available
Last Inspection09/24/2019
Emergency Action PlanNot Required

Identifiers

NID IDWA01378
Federal IDWA01378
More InfoState Dam Safety Program

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