A review of reports on Spanish blackout causes and solutions

Michael Goggin, Grid Strategies June 24, 2025 Last week, the Spanish government and Spanish grid operator Red Electrica released lengthy reports on the blackout that affected the Iberian Peninsula on April 28, 2025, along with a shorter press release summary of the...

Transmission Benefits All Users of the Power Grid

Transmission Benefits All Users of the Power Grid A large share of transmission’s benefits are unrelated to expanding use of renewable resources. For example, one of the largest benefits of transmission is that it aggregates diverse sources of electricity demand,...
Fewer New Miles: The US Transmission Grid in the 2010s

Fewer New Miles: The US Transmission Grid in the 2010s

Download the PDF of this memo. Construction of new high-voltage transmission lines significantly slowed in the United States over the last dozen years, according to data from the Federal Energy Regulatory Commission’s monthly Energy Infrastructure Updates....