| Date Filed | Summary | Pages |
| 04/16/2021 | Notice Regarding Start of Construction for the Clinton County (Duke)-Hillsboro 138kV Line Project electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 2 |
| 05/21/2020 | Service Notice. | 1 |
| 05/21/2020 | Opinion & Order approving the accelerated applications in the above-captioned proceedings for certificates to construct various transmission line projects and for a natural gas pipeline reroute project. electronically filed by Ms. Mary E Fischer on behalf of Ohio Power Siting Board. | 8 |
| 03/27/2020 | Service Notice | 2 |
| 03/27/2020 | Notice of supplemental information for the Clinton County (Duke)-Hillsboro 138kV Line Project electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 4 |
| 03/27/2020 | Staff Report of Investigation electronically filed by Mr. Matt Butler on behalf of Staff of OPSB. | 7 |
| 01/10/2020 | Proof of Compliance Letter and associated exhibits for the Clinton County (Duke)-Hillsboro 138 kV Transmission Line Project electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 48 |
| 01/03/2020 | Letter of Notification for the Clinton County (Duke) - Hillsboro 138 kV Line Project - SET 3 electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 289 |
| 01/03/2020 | Letter of Notification for the Clinton County (Duke) - Hillsboro 138 kV Line Project - SET 2 electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 291 |
| 01/03/2020 | Letter of Notification for the Clinton County (Duke) - Hillsboro 138 kV Line Project - SET 1 electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 290 |
| 10/28/2019 | In the matter of the Pre-application Letter for the Clinton County (Duke)-Hillsboro 138kV Line Project electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 2 |