Alaska Dams

107 dams tracked by the National Inventory of Dams

Total Dams

107

High Hazard

29

27.1%

Poor / Unsatisfactory

11

Average Age

57 yrs

Hazard Classification

High29 (27.1%)
Significant43 (40.2%)
Low35 (32.7%)

Condition Assessment

Satisfactory40 (37.4%)
Fair27 (25.2%)
Poor / Unsatisfactory11 (10.3%)
Not Rated29 (27.1%)

Federal

5

State

6

Local

45

Private

43

All Dams in Alaska

Showing 2650 of 107

Dam NameHeight (ft)YearHazardCondition
Pogo R.T.P. Dam

Southeast Fairbanks Census Area County

912005HighSatisfactory
Pillar Creek Dam No. 2.C

Kodiak Island Borough County

241968SignificantFair
Pillar Creek Dam No. 2.B

Kodiak Island Borough County

171968SignificantFair
Pillar Creek Dam No. 2.A

Kodiak Island Borough County

171968SignificantFair
Pillar Creek Dam No.1.B

Kodiak Island Borough County

241968SignificantFair
Pillar Creek Dam No.1.A

Kodiak Island Borough County

451969SignificantFair
Petersburg Upper Dam

Petersburg Borough County

271950SignificantFair
North Lake West Dam

Aleutians West Census Area County

101945SignificantNot Rated
North Lake East Dam

Aleutians West Census Area County

141970SignificantNot Rated
North Fork Lake Dam

Prince of Wales-Hyder Census Area County

12SignificantNot Rated
Nixon Fork Tailings Dam

Yukon-Koyukuk Census Area County

641995SignificantFair
New Kake Dam

Prince of Wales-Hyder Census Area County

382007HighSatisfactory
New England Fish CO Dam

Aleutians East Borough County

101940LowNot Rated
Moose Creek Dam

Fairbanks North Star Borough County

601979HighNot Available
Monashka Creek Dike

Kodiak Island Borough County

451982SignificantSatisfactory
Monashka Creek Dam

Kodiak Island Borough County

581982SignificantSatisfactory
Meals Lake Dam

Chugach Census Area County

231972HighFair
Mahoona Dam

Kodiak Island Borough County

131986LowUnsatisfactory
Lower Slate Lake Tailings Dam

City and Borough of Juneau County

632010SignificantSatisfactory
Lower Silvis

Ketchikan Gateway Borough County

321954LowSatisfactory
Lower Fire Lake Dam

Municipality of Anchorage County

131960HighFair
Lower Dewey

Municipality of Skagway County

281905LowSatisfactory
Lowell Creek

Kenai Peninsula Borough County

341945HighNot Rated
Lot D9 Dam26SignificantNot Rated
Long Lake Dam

City and Borough of Juneau County

301973LowFair
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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.