Swan Lake

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateAlaska
CountyKetchikan Gateway Borough
Nearest CityN/A
River/StreamFalls Creek, Carroll Inlet
Coordinates55.61538, -131.34179

Physical Characteristics

Dam TypeArch
NID Height174 ft
Dam Height174 ft
Dam Length480 ft
Year Completed1984 (42 years old)

Storage & Hydraulics

NID Storage144,763 acre-ft
Max Storage144,763 acre-ft
Normal Storage144,763 acre-ft
Surface Area1,567 acres
Drainage Area36 sq mi
Max Discharge27,900 cfs
Spillway TypeControlled

Ownership & Safety

PurposeHydroelectric
OwnerSouth East Alaska Power Agency
Owner TypePublic Utility
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection09/30/2020
Emergency Action PlanYes

Identifiers

NID IDAK83013
Federal IDAK83013
More InfoState Dam Safety Program

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