Smith-bybee Lakes

Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateOregon
CountyMultnomah
Nearest CityNO DOWNSTREAM SETTLEMENT
River/StreamCOLUMBIA SLOUGH
Coordinates45.61512, -122.74324

Physical Characteristics

Dam TypeConcrete
NID Height14 ft
Dam Height14 ft
Dam Length100 ft
Year Completed1981 (45 years old)

Storage & Hydraulics

NID Storage4,100 acre-ft
Max Storage4,100 acre-ft
Normal Storage4,100 acre-ft
Surface Area839 acres
Drainage Area6 sq mi
Max Discharge81 cfs

Ownership & Safety

PurposeFish and Wildlife Pond
OwnerCITY OF PORTLAND
Owner TypeLocal Government
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection12/06/2016
Emergency Action PlanNot Required

Identifiers

NID IDOR00680
Federal IDOR00680
More InfoState Dam Safety Program

Nearby Dams