Entergy Mississippi Inc.
Entergy Corporation (NYSE: ETR), said Monday that six of its subsidiary operating utilities will join the Midwest Independent Transmission System Operator (MISO), a regional transmission organization (RTO) that now supports the delivery of electricity of 13 U.S. states and the Province of Manitoba. Entergy said joining MISO could save customers more than $1 billion in power production costs for the 2013 to 2022 timeframe.





