| Case Number | Case Title | Open Date | Closed Date |
| 04-0265-PL-ATA | NORTH COAST GAS TRANSMISSION, LLC | 02/27/2004 | |
| 04-1656-PL-ATA | NORTH COAST GAS TRANSMISSION, LLC | 10/29/2004 | |
| 05-0067-PL-ATA | ORWELL - TRUMBULL PIPELINE CO, LLC | 01/18/2005 | 09/24/2007 |
| 05-0468-PL-ATA | OHIO INTRASTATE ENERGY, LLC. | 04/08/2005 | |
| 05-1558-PL-ATA | COBRA PIPELINE CO., LTD | 12/19/2005 | 11/15/2007 |
| 06-0135-PL-ATA | NORTH COAST GAS TRANSMISSION LLC | 01/26/2006 | 03/29/2006 |
| 08-0461-PL-ATA | COBRA PIPELINE CO LTD | 04/03/2008 | |
| 81-0489-PL-ATA | TOPICO | 04/14/1981 | 05/19/1981 |
| 81-1404-PL-ATA | NATURAL GAS TRANSMISSION COMPANY | 11/18/1981 | 12/23/1981 |
| 81-1405-PL-ATA | NATURAL GAS TRANSMISSION COMPANY | 11/18/1981 | 12/23/1981 |
| 82-1565-PL-ATA | OHIO SHALE PIPELINE CORPORATION | 12/22/1982 | 12/29/1982 |
| 83-0306-PL-ATA | OHIO SHALE PIPELINE CORPORATION | 02/25/1983 | 12/30/1985 |
| 84-0525-PL-ATA | PINE TOP ESTATES PIPELINE COMPANY | 05/01/1984 | |
| 85-0158-PL-ATA | MID VALLEY PIPELINE COMPANY | 01/28/1985 | 05/16/1989 |
| 88-1787-PL-ATA | OHIO INTRASTATE GAS TRANSMISSION | 12/02/1988 | 12/28/1988 |
| 92-0163-PL-ATA | SYMMES NATURAL GAS COMPANY | 01/24/1992 | 06/25/1992 |
| 95-0758-PL-ATA | OHIO INTRASTATE GAS TRANSMISSION | 08/11/1995 | 05/30/1996 |