| Date Filed | Summary | Pages |
| 08/22/2022 | Proof of Compliance, condition #4: Harmar Hill electronically filed by Hector Garcia-Santana on behalf of AEP Ohio Transmission Company, Inc. | 13 |
| 08/16/2022 | Notice of Start of Construction, Harmar Hill 138 kV Switch Project electronically filed by Hector Garcia-Santana on behalf of AEP Ohio Transmission Company, Inc. | 2 |
| 03/11/2022 | Notice and Proof of Compliance with Condition 2 electronically filed by Hector Garcia-Santana on behalf of AEP Ohio Transmission Company, Inc. | 181 |
| 07/20/2021 | Service Notice | 2 |
| 07/20/2021 | Staff Report of Investigation electronically filed by Mr. Matt Butler on behalf of Staff of OPSB. | 6 |
| 06/24/2021 | Notice of Adjustments electronically filed by Ms. Christen M. Blend on behalf of AEP Ohio Transmission Company, Inc. | 3 |
| 05/05/2021 | Notice Proof of Compliance associated exhibits for the Harmar Hill 138 kV Switch Install Project electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 47 |
| 04/27/2021 | Construction Notice Application for the Harmar Hill 138 kV Switch Install Project electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 85 |
| 04/26/2021 | In the Matter of the Pre-Application Notification Letter for the Harmar Hill 138 kV Switch Install electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 3 |