Skip to main content

Installed Capacity

Power plant capacity by source—how much generation capability exists

Total Nameplate

1243 GW

Net Summer Capacity

1154 GW

Renewable Capacity

368 GW

29.6% of total

Capacity Growth

+3.6%

Year-over-year

Capacity by Source

2024 — U.S. electric power sector

SourceNameplateNet SummerShare
SolarRenewable
113.0 GW108.0 GW
9.1%
WindRenewable
152.0 GW145.0 GW
12.2%
HydroRenewable
103.0 GW79.0 GW
8.3%
Nuclear
96.0 GW94.0 GW
7.7%
Natural Gas
548.0 GW512.0 GW
44.1%
Coal
189.0 GW178.0 GW
15.2%
Other
42.0 GW38.0 GW
3.4%

Understanding Capacity Types

Nameplate Capacity
The maximum rated output of a generator under ideal conditions, as specified by the manufacturer.
Net Summer Capacity
The dependable capacity during peak summer months, accounting for auxiliary equipment and ambient conditions.