http://beaconpower.com/operating-plants/ http://beaconpower.com/operating-plants/ but there are others, some even quite old. More often selected for niche reaso

http://beaconpower.com/operating-plants/ http://beaconpower.com/operating-plants/ but there are others, some even quite old. More often selected for niche reasons than market peak load balancing. e.g. site one at long end line of insufficient frequency stability.