| Date Filed | Summary | Pages |
| 11/24/2020 | Notification of In-Service Date and Construction Completion Date of 11/20/20 electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 2 |
| 05/01/2020 | Notification of In-Service Date and Construction Completion Date for the Willow Island- Mill Creek 138 kV Transmission Line Extension Project #4 electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 2 |
| 01/22/2020 | Notice of start of construction for the Willow Island-Mill Creek 138 kV Transmission Line Extension Project #4 electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 2 |
| 10/04/2019 | Service Notice. | 2 |
| 10/04/2019 | Staff Report of Investigation electronically filed by Mr. Matt Butler on behalf of Staff of OPSB. | 4 |
| 09/25/2019 | Proof of Compliance Letter and associated exhibits for the Willow Island- Mill Creek 138 kV Transmission Line Extension Project #4
electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 17 |
| 09/19/2019 | Construction Notice for the Willow Island- Mill Creek 138 kV Transmission Line Extension Project #4
electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 65 |
| 09/12/2019 | In the matter of the Pre-Application Notification Letter electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 2 |