PSC approves rate increase for Miss. Power plant Associated Press Copyright 2013 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Published 6:47 pm, Tuesday, March 5, 2013 (AP) — A state commission voted Tuesday to allow Mississippi Power Co. to start billing customers to pay for the Kemper County power plant it's building, but not as much as the company wanted. Mississippi Power had requested a 21 percent rate increase so it could start paying off more financing costs now. More money ... Read More