Water Supply Dams in Alaska

Alaska has 48 water supply dams, of which 11 carry a high hazard classification. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area.

#	Dam	County	Height (ft)	Hazard	Condition	Year
1	Fort Knox Tailings Dam	Fairbanks North Star Borough	350	Significant	Fair	1996
2	Lake Connell	Ketchikan Gateway Borough	96	High	Satisfactory	1953
3	Red Dog Water Supply Dam	Northwest Arctic Borough	75	Significant	Satisfactory	1989
4	Fort Knox Water Dam	Fairbanks North Star Borough	70	Low	Satisfactory	1995
5	Bettinger Upper Reservoir Dam	Kodiak Island Borough	67	High	Fair	1968
6	Bridge Creek Dam	Kenai Peninsula Borough	65	High	Fair	1975
7	Monashka Creek Dam	Kodiak Island Borough	58	Significant	Satisfactory	1982
8	Hess Creek Dam	Yukon-Koyukuk Census Area	56	Significant	Unsatisfactory	1946
9	Ship Creek Dam	Municipality of Anchorage	50	High	Fair	1954
10	Pillar Creek Dam No.1.a	Kodiak Island Borough	45	Significant	Fair	1969
11	Monashka Creek Dike	Kodiak Island Borough	45	Significant	Satisfactory	1982
12	Cabin Creek Dam	Petersburg Borough	38	Significant	Fair	1996
13	New Kake Dam	Prince of Wales-Hyder Census Area	38	High	Satisfactory	2007
14	Chester Lake	Prince of Wales-Hyder Census Area	35	High	Satisfactory	1986
15	A F K Hatchery Dam	Chugach Census Area	32	Low	Satisfactory	1977
16	Carlanna Lake	Ketchikan Gateway Borough	31	High	Satisfactory	1975
17	Wrangell Upper	City and Borough of Wrangell	28	High	Poor	1967
18	Wrangell Lower	City and Borough of Wrangell	28	High	Poor	1968
19	Ward Cove Cannery Dam	Ketchikan Gateway Borough	27	Low	Not Rated	1932
20	Petersburg Upper Dam	Petersburg Borough	27	Significant	Fair	1950
21	Seldovia Upper Dam	Kenai Peninsula Borough	25	Low	Poor	1953
22	Icy Creek Reservoir Dam	Aleutians West Census Area	24	Significant	Satisfactory	1993
23	Pillar Creek Dam No.1.b	Kodiak Island Borough	24	Significant	Fair	1968
24	Pillar Creek Dam No. 2.c	Kodiak Island Borough	24	Significant	Fair	1968
25	Meals Lake Dam	Chugach Census Area	23	High	Fair	1972
26	Humboldt Creek Reservoir Dam	Aleutians East Borough	19	Significant	Not Rated
27	Lake Demarie Dam	Aleutians West Census Area	19	Significant	Not Rated	1951
28	Alitak Cannery Dam #2	Kodiak Island Borough	18	Low	Poor	1964
29	Pillar Creek Dam No. 2.a	Kodiak Island Borough	17	Significant	Fair	1968
30	Pillar Creek Dam No. 2.b	Kodiak Island Borough	17	Significant	Fair	1968
31	Isatkuag Lagoon Dam	North Slope Borough	16	Significant	Fair	1977
32	Kotzebue Water Supply Dam	Northwest Arctic Borough	16	Significant	Unsatisfactory	1970
33	Bonnie Rose Lake Dam	Aleutians West Census Area	15	Significant	Not Rated	1943
34	North Lake East Dam	Aleutians West Census Area	14	Significant	Not Rated	1970
35	Itasigrook	North Slope Borough	13	Significant	Satisfactory	1964
36	Alitak Cannery Dam #4	Kodiak Island Borough	12	Low	Not Rated	1964
37	North Fork Lake Dam	Prince of Wales-Hyder Census Area	12	Significant	Not Rated
38	New England Fish Co Dam	Aleutians East Borough	10	Low	Not Rated	1940
39	North Lake West Dam	Aleutians West Census Area	10	Significant	Not Rated	1945
40	Chiniak Satellite Tracking Sta. Dam	Kodiak Island Borough	10	Low	Not Rated	1954
41	Adak Log Dam	Aleutians West Census Area	9	Low	Poor	1970
42	Lake Leone Dam	Aleutians West Census Area	9	Significant	Not Rated	1945
43	Big Kitoi	Kodiak Island Borough	9	Low	Not Rated	1962
44	Alitak Cannery Dam #1	Kodiak Island Borough	9	High	Poor	1917
45	Lake Osprey Dam	City and Borough of Sitka	8	Low	Not Rated	1919
46	Alitak Cannery Dam #3	Kodiak Island Borough	8	Low	Not Rated	1964
47	Hydaburg Dam	Prince of Wales-Hyder Census Area	8	Significant	Not Rated	1939
48	Icy Lake Dam	Aleutians West Census Area	7	Low	Not Rated	1995

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