| Date Filed | Summary | Pages |
| 11/06/2020 | Notice of completion of Heppner Switch-Lick 138 kV Transmission Line Project as of March 30, 2020 electronically filed by Tanner Wolffram on behalf of AEP Ohio Transmission Company, Inc. | 2 |
| 12/18/2018 | Notice of Start of Construction electronically filed by Ms. Christen M. Blend on behalf of AEP Ohio Transmission Power Company, Inc. | 2 |
| 08/20/2018 | Response regarding the Acceptance of Staff Conditions electronically filed by Ms. Christen M. Blend on behalf of AEP Ohio Transmission Power Company, Inc. | 2 |
| 08/16/2018 | Service Notice | 2 |
| 08/16/2018 | Staff Report of Investigation electronically filed by Mr. Matt Butler on behalf of Staff of OPSB. | 6 |
| 06/05/2018 | Notification (Proof of Compliance with O.A.C. 4906-6-07 and 4906-6-08) electronically filed by Ms. Christen M. Blend on behalf of AEP Ohio Transmission Power Company, Inc. | 23 |
| 05/24/2018 | Letter of Notification for the Heppner Switch-Lick 138 kV T-Line Project electronically filed by Ms. Christen M. Blend on behalf of AEP Ohio Transmission Power Company, Inc. | 333 |
| 10/24/2017 | In the matter of the Letter of Notification electronically filed by Ms. Christen M. Blend on behalf of AEP Ohio Transmission Power Company, Inc. | 3 |