High Risk Dams in Maine

Maine has 19 high hazard dams with a condition assessment of poor or unsatisfactory. These are dams where failure would probably cause loss of human life and where recognized safety deficiencies have been identified.

Of the 75 high hazard dams in Maine, 19 (25%) have concerning condition ratings — 8 rated poor and 11 rated unsatisfactory.

Dam	County	Height (ft)	Condition	Purpose	Year
Libby Brook	Aroostook	53	Unsatisfactory	Flood Risk Reduction	1965
Grand Falls		50	Unsatisfactory	Hydroelectric	1915
Woodland	Washington	46	Poor	Hydroelectric	1906
Bryant Pond	Aroostook	45	Unsatisfactory	Flood Risk Reduction	1964
Josephine	Aroostook	31	Unsatisfactory	Hydroelectric	1967
Christina	Aroostook	30	Poor	Hydroelectric	1967
Silver Lake	Hancock	29	Unsatisfactory	Water Supply	1930
Emery Mills	York	29	Poor	Flood Risk Reduction	1889
Grand Lake (matagamon)	Penobscot	25	Poor	Hydroelectric	1941
Wilson Pond	Franklin	24	Unsatisfactory	Recreation	1845
Megunticook East	Knox	18	Poor	Fire Protection, Stock, Or Small Fish Pond	1900
Lake Auburn	Androscoggin	17	Unsatisfactory	Fish and Wildlife Pond	1946
Toddy Pond	Hancock	16	Unsatisfactory	Flood Risk Reduction	1900
Appalachee Pond	Lincoln	16	Unsatisfactory	Recreation	1922
Alamoosook Lake	Hancock	15	Unsatisfactory	Recreation	1930
Howard Pond	Oxford	14	Poor	Other	1800
Megunticook West	Knox	14	Poor	Fire Protection, Stock, Or Small Fish Pond	1900
North Auburn	Androscoggin	12	Unsatisfactory	Water Supply	1964
Lower West Bay Pond	Hancock	12	Poor	Recreation	1920

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