HATTIESBURG — MISO, the regional electricity transmission organization, has expanded to include eight additional entities in three of its four Southern states. Combined with operations for MISO’s Midwest region, MISO now manages the flow of energy along 65,280 miles of the interconnected bulk electric system fromManitoba, Canada to the Gulf of Mexico.
In addition to providing reliability services for the Entergy companies and Arkansas Electric Cooperative Corporation, which began Dec. 1, 2012, eight other entities or municipalities are now utilizing MISO’s regional reliability coordination services. Those companies include South Mississippi Electric Power Association in Hattiesburg; Cleco, Louisiana Energy and Power Authority; Louisiana Generating, LLC; and four municipal utilities in the region. With the six Entergy operating companies, these companies together serve more than four million customers
Additionally, the six Entergy operating companies, Cleco and SME are working toward full integration into MISO’s market operations by December 2013.