Dams in Ketchikan Gateway Borough County, Alaska

10Total Dams
5High Hazard
1Significant
DamHazardConditionHeight (ft)PurposeYear
Swan LakeHighSatisfactory174Hydroelectric1984
Lake ConnellHighSatisfactory96Water Supply1953
Whitman LakeHighSatisfactory39Hydroelectric1927
Ketchikan LakesHighSatisfactory34Hydroelectric1957
Carlanna LakeHighSatisfactory31Water Supply1975
Fawn Lake Dam NorthSignificantSatisfactory15Hydroelectric1959
Upper SilvisLowSatisfactory60Hydroelectric1968
Lower SilvisLowSatisfactory32Hydroelectric1954
Ward Cove Cannery DamLowNot Rated27Water Supply1932
Bluff Lake DiversionLowNot Rated10Hydroelectric1984