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Electricity explained Electricity generation, capacity, and sales in the United States

Largest U.S. electricity generation facilities (power plants) by annual net electricity generation (2020)
Rank Facility name Primary fuel/energy source State Net generation
(megawatthours)
1 Palo Verde Nuclear Arizona 31,552,433
2 Browns Ferry Nuclear Alabama 28,774,850
3 South Texas Project Nuclear Texas 21,958,757
4 Peach Bottom Nuclear Pennsylvania 21,792,334
5 Oconee Nuclear South Carolina 21,542,267
6 Braidwood Generation Station Nuclear Illinois 20,371,676
7 Grand Coulee Hydroelectric Washingon 20,290,172
8 TalenEnergy Susquehanna Nuclear Pennsylvania 19,990,903
9 West County Energy Center Natural gas, distillate fuel oil Florida 19,764,524
10 LaSalle Generating Station Nuclear Illinois 19,695,684
Source: Form EIA-923 database; final data for 2020
Largest U.S. electricity generation facilities (power plants) by electricity generating capacity (2020)
Rank Facility name Primary fuel/energy source State Summer capacity
(megawatts)
1 Grand Coulee Hydroelectric Washington 7,079
2 Palo Verde Nuclear Arizona 3,937
4 West County Energy Center Natural gas Florida 3,776
3 Browns Ferry Nuclear Alabama 3,775
5 W.A. Parish Natural gas, coal Texas 3,690
6 Scherer Coal Georgia 3,440
7 Bowen Coal Georgia 3,232
8 Gibson Coal Indiana 3,132
9 Monroe Coal, petroleum Michigan 3,080
10 Crystal River Coal, natural gas Florida 3,020
Source: Form EIA-860 database, final data for 2020

Last updated: September 24, 2021