Hydroelectric Power Plants in the US

1,452 plants · 105.1 GW total capacity · across 49 states

There are 1,452 hydroelectric power plants across 49 US states with 105.1 GW total capacity. California leads with 247 plants.

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By State

California
247 plants · 15.3 GW
New York
165 plants · 5.9 GW
Idaho
76 plants · 2.7 GW
Washington
75 plants · 21.7 GW
Oregon
63 plants · 8.4 GW
Wisconsin
61 plants · 522 MW
Michigan
50 plants · 2.3 GW
Colorado
49 plants · 1.2 GW
Maine
48 plants · 700 MW
Vermont
45 plants · 320 MW
North Carolina
38 plants · 2 GW
South Carolina
32 plants · 4.4 GW
New Hampshire
32 plants · 530 MW
Massachusetts
31 plants · 2.1 GW
Alaska
31 plants · 509 MW
Utah
30 plants · 1.3 GW
Georgia
30 plants · 3.6 GW
Tennessee
29 plants · 4.2 GW
Pennsylvania
28 plants · 2.5 GW
Virginia
24 plants · 3.9 GW
Alabama
23 plants · 3.3 GW
Montana
23 plants · 2.7 GW
Texas
23 plants · 735 MW
Minnesota
23 plants · 216 MW
Arkansas
19 plants · 1.4 GW
Wyoming
16 plants · 303 MW
West Virginia
15 plants · 412 MW
Kentucky
14 plants · 1.1 GW
Connecticut
13 plants · 145 MW
Arizona
11 plants · 2.9 GW
Oklahoma
11 plants · 1.1 GW
Nebraska
9 plants · 330 MW
Missouri
8 plants · 1.1 GW
Illinois
8 plants · 45 MW
Hawaii
8 plants · 35 MW
Nevada
6 plants · 1.1 GW
Indiana
6 plants · 108 MW
South Dakota
4 plants · 1.6 GW
Iowa
4 plants · 184 MW
Ohio
4 plants · 123 MW
New Mexico
4 plants · 82 MW
Mississippi
4 plants · 35 MW
New Jersey
3 plants · 468 MW
Maryland
2 plants · 551 MW
Louisiana
2 plants · 241 MW
Rhode Island
2 plants · 3 MW
North Dakota
1 plants · 583 MW
Florida
1 plants · 44 MW
Kansas
1 plants · 7 MW

Largest Hydroelectric Plants (top 200 by capacity)

Showing top 200 of 1,452 plants. Browse by state above for the full list.