Built 1933-42 on the Columbia River; nameplate capacity about 6,809 MW. Location: Grand Coulee, Washington. Key figure: 6,809 MW. Part of the One State One Record (USA) campaign. Reference record compiled from public sources; not certified by The Book of World Records. Source: https://www.pbs.org/wgbh/buildingbig/wonder/structure/grand_coulee.html
Record no. MRB-2026-007217
Largest Power-Producing Facility in the United States
Reference Record – Not Certified
This record is compiled from publicly available sources for reference. It has not been examined or certified by The Book of World Records.