Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
There are two types of typical reactors in the United States: Pressurized-water reactor and Boiling-water reactors. See typical animated images below and learn how they generate electricity.
Boiling-Water Reactor (BWR) 
Page Last Reviewed/Updated Monday, September 14, 2026
