Roche Harbor Lake Dam

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateWashington
CountySan Juan
River/StreamTr-Westcott Bay
Coordinates48.59112, -123.12615

Physical Characteristics

Dam TypeEarth
NID Height15 ft
Dam Length315 ft
Year Completed2013 (13 years old)

Storage & Hydraulics

NID Storage629 acre-ft
Max Storage629 acre-ft
Normal Storage526 acre-ft
Surface Area28 acres
Drainage Area0 sq mi
Max Discharge271 cfs

Ownership & Safety

PurposeWater Supply
OwnerRoche Harbor Investments Inc
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection07/23/2024
Emergency Action PlanYes

Identifiers

NID IDWA00444
Federal IDWA00444
More InfoState Dam Safety Program

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