Lake Roslyn

Clackamas County, Oregon (near TROUTDALE)

River/Stream: BIG AND LITTLE SANDY RIVERS

Significant Hazard

Failure could cause economic loss or disruption

Key Facts

Dam Type
Earth
Height
49 ft
Dam Length
8,000 ft
Reservoir Storage
2,011 acre-ft
Year Completed
1959
Primary Purpose
Hydroelectric
Owner Type
Public Utility
Max Discharge
800 cfs

Condition Assessment

Not Rated

Hazard Classification: Significant — This describes the potential consequences of dam failure, not the likelihood of failure.

Condition Assessment: Not Rated — This describes the current physical condition of the dam based on the most recent inspection.

Location

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Quick Stats

NID ID
OR00543
State
Oregon (OR)
Coordinates
45.42878, -122.24175
Age
67 years

Nearby Dams

External Resources

Data sourced from the National Inventory of Dams (NID). Information may not reflect the most current status of this dam. Hazard classification reflects potential consequences of failure, not the likelihood of failure or the current condition.