But maintaining ancient #power plants is very expensive. Many #utilities across the country have spent the last several years slowly retiring their oldest & dirtiest #coal facilities, & replacing that energy with a mix of newer, low-cost options including #gas plants & #renewables.
“These are old plants,” said Michael Goggin, executive VP of #energy consulting group #Grid Strategies & the author of the recent report tallying the costs of coal plants. “They are no longer economic.”