| Date Filed | Summary | Pages |
| 04/01/2024 | Notice of withdrawal and Notice of Substitution of Counsel electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 4 |
| 11/03/2023 | Notice of Construction Completion electronically filed by Mr. John R. Ryan on behalf of Columbia Gas of Ohio. | 3 |
| 06/08/2023 | Notice of Columbia Gas of Ohio, Inc. regarding the Engineering Adjustment minor line adjustment of College and Astor AMRP Project electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 4 |
| 04/26/2023 | Notice of Start of Construction electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 2 |
| 02/07/2023 | Service Notice (Staff Report). | 2 |
| 02/07/2023 | Staff Report of Investigation electronically filed by Mr. Andrew S. Conway on behalf of Staff of OPSB. | 6 |
| 11/15/2022 | Construction Notice Application of Columbia Gas of Ohio, Inc. electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 22 |
| 11/10/2022 | In the Matter of the Pre-Application Notification Letter for the College and Astor AMRP Project electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 3 |