Update: On April 27, 2015, OMA Energy Group, Industrial Energy Users-Ohio (IEU-Ohio), Ohio Environmental Council, Natural Resources Defense Council, the Environmental Law and Policy Center, and the Environmental Defense Fund (collectively, Environmental Advocates), and Solvay Specialty Polymers and Ohio Power Company, In Cooperation With Kraton Polymers U.S. LLC, filed reply comments which responded to the comments submitted by the parties as directed by the Commission’s March 16, 2015 entry.