Energy regulators in Arizona have given the go-ahead to convert several units at two coal-fired power plants in the state to burn natural gas.

The Tennessee Valley Authority’s third coal plant conversion to gas combined cycle generation, at the venerable Allen plant near Memphis, Tennessee, created the most-efficient combined cycle plant in ...

This is read by an automated voice. Please report any issues or inconsistencies here. The Los Angeles Department of Water and Power board approved an $800-million conversion of two units at the ...

They would operate with natural gas as the main fuel and bunker C, a petroleum derivative, would remain as a backup ...

The last two coal-burning units at the Naughton power plant near Kemmerer are scheduled to go dark this month so crews can retool them to burn natural gas instead. A third coal-burning unit at the ...