| Case Number | Case Title | Open Date | Closed Date |
| 02-2979-GA-WVR | COLUMBIA GAS OF OHIO | 11/13/2002 | |
| 06-1452-GA-WVR | EAST OHIO GAS COMPANY DBA DOMINION EAST OHIO | 12/13/2006 | 07/28/2009 |
| 06-1510-GA-WVR | COLUMBIA GAS OF OHIO | 12/28/2006 | 07/28/2009 |
| 06-1511-GA-WVR | COLUMBIA GAS OF OHIO | 12/28/2006 | 07/28/2009 |
| 07-0238-GA-WVR | COLUMBIA GAS OF OHIO INC | 03/02/2007 | 07/28/2009 |
| 08-1027-GA-WVR | THE SWICKARD GAS COMPANY | 08/26/2008 | |
| 08-1285-GA-WVR | IN THE MATTER OF THE APPLICATION OF DUKE ENERGY OHIO FOR A WAIVER OF OHIO ADMINISTRATIVE CODE SECTION 4901:1-14 | 12/08/2008 | |
| 11-0416-GA-WVR | OHIO CUMBERLAND GAS COMPANY | 01/24/2011 | |