| Date Filed | Summary | Pages |
| 06/02/2021 | Notification of Completion of Construction and In-Service Date electronically filed by Carys Cochern on behalf of Duke Energy Ohio, Inc. | 2 |
| 05/21/2020 | Service Notice. | 2 |
| 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 |
| 05/08/2020 | Duke Energy Ohio, Inc. Letter Accepting Condition for Approval electronically filed by Carys Cochern on behalf of Duke Energy Ohio, Inc. | 2 |
| 05/08/2020 | Service Notice | 3 |
| 05/08/2020 | Staff Report of Investigation electronically filed by Mr. Matt Butler on behalf of Staff of OPSB. | 5 |
| 05/07/2020 | Correspondence of Duke Energy Ohio, Inc.'s Response to Staff Data Request 03-001 electronically filed by Carys Cochern on behalf of Duke Energy. | 2 |
| 04/13/2020 | Duke Energy Ohio, Inc.'s Response to Staff Data Request 02-002 electronically filed by Carys Cochern on behalf of Duke Energy Ohio, Inc. | 2 |
| 04/13/2020 | Duke Energy Ohio, Inc.'s Response to Staff Data Request 02-001 electronically filed by Carys Cochern on behalf of Duke Energy Ohio, Inc. | 2 |
| 03/27/2020 | Duke Energy Ohio, Inc. Response to Staff Data Request No. 1 electronically filed by Dianne Kuhnell on behalf of Duke Energy Ohio, Inc. and Rocco D'Ascenzo and Kingery, Jeanne W. | 2 |
| 02/25/2020 | Proof of Publication of the Duke Energy Ohio, Inc. Port Union to Mulhauser Rebuild Project electronically filed by Carys Cochern on behalf of Duke Energy. | 4 |
| 02/25/2020 | Correspondence of Revised Proof of Service for the Duke Energy Ohio, Inc. Port Union to Mulhauser Rebuild Project electronically filed by Carys Cochern on behalf of Duke Energy. | 11 |
| 02/24/2020 | Proof of Service for the Duke Energy Ohio, Inc. Port Union to Mulhauser Rebuild Project electronically filed by Carys Cochern on behalf of Duke Energy. | 11 |
| 02/21/2020 | Application of Duke Energy Ohio, Inc. Port Union to Mulhauser Rebuild Project-Part 2 electronically filed by Carys Cochern on behalf of Duke Energy. | 84 |
| 02/21/2020 | Application of Duke Energy Ohio, Inc. Port Union to Mulhauser Rebuild Project electronically filed by Carys Cochern on behalf of Duke Energy. | 84 |
| 02/18/2020 | Duke Energy Ohio, Inc. Revised Pre-Filing Application Notification electronically filed by Ms. Emily Olive on behalf of Duke Energy Ohio and D'Ascenzo, Rocco O. Mr. and Kingery, Jeanne W. Ms. and Vaysman, Larisa M. Ms. | 2 |
| 02/13/2020 | In the Matter of the Pre-Application Letter for the Port Union to Mulhauser Rebuild Project electronically filed by Carys Cochern on behalf of Duke Energy Ohio, Inc. | 2 |