News

This Number Helps Explain Why Rooftop Solar Is Becoming More Attractive in Many States

Inside Climate News · By Dan Gearino · last updated
We look at state electricity rates, the “15-cent rule,” and what it means for solar.

By Dan Gearino

About 5 percent of U.S. households have rooftop solar, a share that may seem like a lot, but it looks low compared to places like Germany (about 20 percent) and Australia (about 30 percent).

Related Knowledge Center: ENERGY BASICS: solar

State of Play

Declining costs and government encouragement have resulted in a rapid increase in solar energy production in the United States over the past 10 years, although solar’s share remains small: 1.6 percent of all electricity generation in 2018. That rapid growth is projected to continue.

More informationabout ENERGY BASICS: solar