Lake Roslyn

Significant HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateOregon
CountyClackamas
Nearest CityTROUTDALE
River/StreamBIG AND LITTLE SANDY RIVERS
Coordinates45.42878, -122.24175

Physical Characteristics

Dam TypeEarth
NID Height49 ft
Dam Height45 ft
Dam Length8,000 ft
Year Completed1959 (67 years old)

Storage & Hydraulics

NID Storage2,011 acre-ft
Max Storage2,011 acre-ft
Normal Storage2,011 acre-ft
Surface Area152 acres
Drainage Area4 sq mi
Max Discharge800 cfs

Ownership & Safety

PurposeHydroelectric
OwnerPGE
Owner TypePublic Utility
Hazard ClassificationSignificant
Condition AssessmentNot Rated
Emergency Action PlanNot Required

Identifiers

NID IDOR00543
Federal IDOR00543
More InfoState Dam Safety Program

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