| Date Filed | Summary | Pages |
| 05/10/2024 | Notification of Construction Beginning electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc.. | 3 |
| 04/22/2024 | Correspondence regarding Condition No. 2 electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 72 |
| 04/15/2024 | Notice of Compliance with Condition 3 electronically filed by Ms. Melissa L. Thompson on behalf of Columbia Gas of Ohio, Inc. | 5 |
| 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 |
| 12/21/2023 | Service Notice. | 2 |
| 12/21/2023 | Staff Report of Investigation electronically filed by Mr. Andrew S. Conway on behalf of Staff of the OPSB. | 10 |
| 10/23/2023 | Reply to OPSB Staff Memo Contra Columbia's Motion for a Protective Order electronically filed by Ms. Kari D. Hehmeyer on behalf of Columbia Gas of Ohio, Inc. . | 4 |
| 10/23/2023 | Notice of Appearance of Additional Counsel electronically filed by Ms. Kari D. Hehmeyer on behalf of Columbia Gas of Ohio, Inc. | 3 |
| 10/16/2023 | Memorandum Contra Respondent's Motion for Protective Order Submitted on Behalf of the Staff of Ohio Power Siting Board electronically filed by Mrs. Kimberly M. Naeder on behalf of OPSB. | 6 |
| 10/06/2023 | Notice of Compliance with Ohio Adm.Code 4906-6-07 electronically filed by Mr. John R. Ryan on behalf of Columbia Gas of Ohio. | 3 |
| 10/06/2023 | Proof of Publication electronically filed by Mr. John R. Ryan on behalf of Columbia Gas of Ohio. | 5 |
| 10/02/2023 | Confidential Document Target: Letter of Notification filed by John Ryan on behalf of Columbus Gas of Ohio, Inc. (4 pages) | 2 |
| 09/29/2023 | Motion for Protective Order and Memorandum in Support electronically filed by Mr. John R. Ryan on behalf of Columbia Gas of Ohio. | 7 |
| 09/29/2023 | Letter of Notification - Attachment H - Part 2 electronically filed by Mr. John R. Ryan on behalf of Columbia Gas of Ohio. | 25 |
| 09/29/2023 | Letter of Notification - Attachment H - Part 1 electronically filed by Mr. John R. Ryan on behalf of Columbia Gas of Ohio. | 22 |