Learn more about current projects underway to improve our transmission system.
Our projects
Airport-Union 138kV transmission line project
AES Ohio is proposing the construction of a new 138kV line extension.
Amsterdam-West Moulton 138kV improvements
AES Ohio is proposing the construction of a new 138kV line extension.
Amsterdam substation expansion project
AES Ohio is proposing the expansion of the current Amsterdam substation, located in German Township, Auglaize County, Ohio.
Clinton 345kV substation extension project
AES Ohio plans to install a second 345/69kV transformer at the Clinton Substation, located in Wilmington, Ohio.
Creekside 138kV transmission line project
AES Ohio is proposing the construction of the Creekside 138 kilovolt transmission line project.
Franklin substation and 138kV extension project
AES Ohio is proposing the construction of the Franklin Substation and 138 kilovolt (“kV”) expansion project, located in Franklin Townships, in Shelby County, Ohio.
Jeffersonville area improvements
This project is part of the upgrades to the electric system in this area needed to ensure continued reliable operations for new and existing customers while providing capacity to large load growth taking place in this developing area near Jeffersonville, Ohio.
Madison 345 kV substation project
AES Ohio is proposing the construction of the new electric transmission, Madison 345 kilovolt (kV) substation project.
Miami to Airport 138kV extension project
AES Ohio plans to construct a new 138kV line extension to the Airport substation which will improve the capacity and reliability of the electric system serving the growing load center around the Dayton Airport.
New Westerville area improvement project
AES Ohio is investing in the electric transmission system to help improve reliability and operational flexibility for all customers within and surrounding Preble County.
Sidney-Franklin Honda 138kV rebuild and extension
AES Ohio is proposing the partial rebuild of an existing transmission line and construction of a new 138kV circuit tapping into the new Franklin Substation.
Sidney substation extension project
AES Ohio is proposing the Sidney substation expansion project, located in the City of Sidney, Shelby County, Ohio.
Sugarcreek-Normandy circuit addition
AES Ohio plans to build the new 69 kV 6940 transmission line from the Sugarcreek substation to AES Ohio’s existing Normandy substation.
West Milton to Airport extension project
AES Ohio plans to construct a new 138kV line extension to the Airport substation, which will provide the capacity and improve the reliability of the electric system serving the growing load center around the Dayton Airport.