Hydroelectric Dams in Minnesota

Minnesota has 38 hydroelectric dams, of which 13 carry a high hazard classification. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity.

#	Dam	County	Height (ft)	Hazard	Condition	Year
1	Fond Du Lac	St. Louis	80	High	Satisfactory	1924
2	Rapidan	Blue Earth	73	Significant	Unsatisfactory	1910
3	Lake Zumbro	Wabasha	65	High		1919
4	Cloquet	Carlton	47	Low	Satisfactory	1899
5	Sartell	Benton	46	High	Fair	1964
6	Blanchard	Morrison	46	Low	Fair	1925
7	Thomson Canal Dam	Carlton	45	High	Satisfactory	1907
8	Dayton Hollow Dam	Otter Tail	41	Low	Satisfactory	1909
9	Redwood Falls	Redwood	41	High		1902
10	Whiteface Lake	St. Louis	40	Low	Satisfactory	1922
11	Pisgah	Otter Tail	38	Low	Satisfactory	1918
12	Friberg (taplin Gorge)	Otter Tail	38	Low	Satisfactory	1925
13	Whiteface Lake South Dike	St. Louis	36	Low	Satisfactory	1922
14	Whiteface Lake West Dike	St. Louis	36	Low	Satisfactory	1922
15	Sylvan	Cass	35	High	Fair	1913
16	Prairie River	Itasca	35	Low	Satisfactory	1920
17	Lanesboro	Fillmore	34	High		1868
18	Lake Bemidji	Beltrami	33	Significant	Fair	1907
19	Taylors Falls Wall	Chisago	30	High	Satisfactory	1906
20	Little Falls	Morrison	30	Significant	Satisfactory	1914
21	International Falls	Koochiching	29	Low	Satisfactory	1909
22	Central (wright)	Otter Tail	26	Low	Satisfactory	1921
23	Thief River Falls	Pennington	25	Low	Satisfactory	1946
24	Fish Lake	St. Louis	25	High	Satisfactory	1911
25	Pillager	Cass	22	High	Fair	1917
26	Granite Falls	Chippewa	21	Low	Satisfactory	1911
27	Brainerd	Crow Wing	21	High	Satisfactory	1950
28	Grand Rapids	Itasca	21	Significant	Satisfactory	1916
29	Island Lake North Dike	St. Louis	21	High	Satisfactory	1915
30	Boulder Lake Dike Cc	St. Louis	20	Low	Satisfactory	1919
31	Knife Falls North Channel Dam	Carlton	18	Low	Satisfactory	1922
32	Scanlon East Channel Dam	Carlton	15	Significant	Satisfactory	1922
33	Vermillion River	Dakota	14	Low	Satisfactory	1854
34	Wild Rice Lake	St. Louis	11	Low	Satisfactory	1907
35	Hoot Lake	Otter Tail	10	Low	Satisfactory	1913
36	Lake Byllesby Perimeter Embankment	Dakota	9	High	Satisfactory	1911
37	Winton Dyke No. 2	Lake	7	Low	Satisfactory	1923
38	Birch Lake	Lake	7	Low	Satisfactory	1922

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