Solar power in the United States

Solar power includes solar farms as well as local distributed generation, mostly on rooftops and increasingly from community solar arrays. In 2024, utility-scale solar power generated 219.8 terawatt

Policies and Regulations | US EPA

This page describes the patchwork of federal, state, and local policies and regulations pertaining to renewable energy systems that impact project development.

Federal Agency Use of Renewable Electric Energy

In FY 2023, federal agencies generated 805,182 MWh of renewable electricity with on-site solar energy projects. The top five states for federal on-site solar energy generation were California (164,910

FERC: Renewables made up 88% of new US power generating

Newly published data from the Federal Energy Regulatory Commission (FERC), reviewed by the SUN DAY Campaign, reveal that solar accounted for over 75% of US electrical generating

Solar power in the United States

OverviewSolar potentialHistorySolar photovoltaic powerConcentrated solar power (CSP)Government supportSee alsoFurther reading

Solar power includes solar farms as well as local distributed generation, mostly on rooftops and increasingly from community solar arrays. In 2024, utility-scale solar power generated 219.8 terawatt-hours (TWh) in the United States. Total solar generation that year, including estimated small-scale photovoltaic generation, was 303.8 TWh.

Utility-scale solar shines in Texas despite tariffs, federal policy

Texas is now the top state for utility-scale solar power generation capacity. However, developers of new solar projects face a changing operating environment, one lacking strong federal

Solar providing more than 75% of nation''s new power generation

In the first nine months of 2025, more than three-quarters of the electrical generating capacity added in the United States was solar power, according to new data published by the

Recent Developments in the Federal Multipronged Approach

This statute provides the framework for the development of solar energy and wind energy projects on federal lands managed by the Bureau of Land Management (BLM).

FERC: Solar + wind made up 91% of new US power generating

Solar and wind accounted for 91% of new US electrical generating capacity added in H1 2025, according to data just released by FERC.

Solar, battery storage to lead new U.S. generating capacity additions

In 2024, generators added a record 30 GW of utility-scale solar to the U.S. grid, accounting for 61% of capacity additions last year. We expect this trend will continue in 2025, with 32.5 GW of new utility

Solar power generation drives electricity generation growth over the

We expect the combined share of generation from solar power and wind power to rise from about 18% in 2025 to about 21% in 2027. In our STEO forecast, utility-scale solar is the fastest