| River Ranch B #342-175-33540 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Dec 8, 2010 | 2 | Mar 2006 |
| O Connor Ranch #942-175-33705 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,500 | Jan 20, 2010 | 2 | Oct 2010 |
| O Connor Ranch #2242-175-33774 | Proline Energy Resources Inc only | GoliadOconnor Ranch (Frio Cons.) | Temporarily abandonedGas | 15,100 | Aug 13, 2009 | 5 | Feb 2008 |
| River Ranch #f 4342-175-34145 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,500 | Aug 4, 2009 | 1 | Apr 2017 |
| River Ranch #5542-175-34139 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | May 26, 2009 | 1 | Dec 2009 |
| River Ranch F #4142-175-34129 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 6,000 | Dec 16, 2008 | 1 | Aug 2012 |
| River Ranch #f 4042-175-34130 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 6,000 | Dec 9, 2008 | 1 | Sep 2013 |
| River Ranch F #4242-175-34131 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 6,000 | Dec 9, 2008 | 1 | Jul 2019 |
| River Ranch B #1542-175-33878 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,500 | Jan 31, 2006 | 2 | Mar 2009 |
| McCampbell #142-175-33876 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,000 | Jan 25, 2006 | 1 | Apr 2010 |
| Hanley-Hicks #1A42-175-33511 | Edge Petroleum Oper. Co. Inc. only | GoliadAlkek (Catahoula 2500) | PluggedGas | 4,100 | Aug 15, 2005 | 2 | Jun 2005 |
| O Connor Ranch #3342-175-33797 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,800 | Jun 15, 2005 | 1 | Nov 2012 |
| O Connor Ranch #2842-175-33769 | Proline Energy Resources Inc only | GoliadOconnor Ranch (Frio Cons.) | Temporarily abandonedGas | 4,800 | Apr 27, 2005 | 1 | Aug 2025 |
| O Connor Ranch #2642-175-33763 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,300 | Apr 15, 2005 | 1 | Aug 2005 |
| O Connor Ranch #2742-175-33764 | Proline Energy Resources Inc only | GoliadOconnor Ranch (Frio Cons.) | Temporarily abandonedGas | 4,800 | Apr 15, 2005 | 1 | Aug 2025 |
| O Connor Ranch #1842-175-33740 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,300 | Apr 4, 2005 | 1 | Apr 2006 |
| O Connor Ranch #2442-175-33757 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,300 | Apr 4, 2005 | 1 | Aug 2008 |
| O Connor Ranch #742-175-33739 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,900 | Feb 22, 2005 | 1 | Aug 2007 |
| O Connor Ranch #2142-175-33737 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,900 | Feb 3, 2005 | 1 | Jul 2007 |
| River Ranch #2642-175-33724 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,200 | Jan 20, 2005 | 1 | Nov 2008 |
| O Connor Ranch #842-175-33722 | KCS Resources Inc. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,900 | Jan 12, 2005 | 1 | Dec 2005 |
| O Connor Ranch #1142-175-33713 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 3,100 | Dec 29, 2004 | 1 | Jul 2007 |
| O Connor Ranch #1442-175-33716 | Proline Energy Resources Inc only | GoliadOconnor Ranch (Frio Cons.) | Temporarily abandonedGas | 4,900 | Dec 29, 2004 | 2 | Oct 2019 |
| O Connor Ranch #1042-175-33712 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,300 | Dec 28, 2004 | 1 | Mar 2006 |
| O Connor Ranch #1242-175-33714 | KCS Resources Inc. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,700 | Dec 28, 2004 | 1 | Sep 2005 |
| O Connor Ranch #1542-175-33717 | Proline Energy Resources Inc only | GoliadOconnor Ranch (Frio Cons.) | Temporarily abandonedGas | 4,767 | Dec 28, 2004 | 1 | Aug 2025 |
| O Connor Ranch #342-175-33683 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,400 | Nov 9, 2004 | 2 | May 2014 |
| O Connor Ranch #442-175-33679 | KCS Resources Inc. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,100 | Nov 1, 2004 | 1 | Jan 2006 |
| O Connor Ranch #242-175-33680 | Milagro Exploration LLC only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,300 | Nov 1, 2004 | 1 | Aug 2010 |
| O Connor Ranch #142-175-33676 | Proline Energy Resources Inc only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,700 | Oct 27, 2004 | 2 | Oct 2021 |
| Donoghue F #2F42-175-33614 | Smith Operating and Mgmt Co. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,200 | Feb 23, 2004 | 1 | Jan 2009 |
| River Ranch #542-175-33470 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Feb 13, 2004 | 3 | Jul 2005 |
| River Ranch a #1442-175-33605 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,800 | Jan 15, 2004 | 1 | Dec 2004 |
| River Ranch #142-175-33385 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,100 | Dec 29, 2003 | 3 | Nov 2007 |
| River Ranch #342-175-33386 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,100 | Dec 29, 2003 | 3 | Jan 2016 |
| River Ranch #442-175-33387 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,100 | Dec 29, 2003 | 3 | Jan 2016 |
| River Ranch #742-175-33388 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,100 | Dec 29, 2003 | 3 | Mar 2011 |
| River Ranch #242-175-33398 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,100 | Dec 29, 2003 | 3 | Dec 2005 |
| River Ranch #642-175-33421 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Dec 29, 2003 | 3 | Nov 2005 |
| River Ranch #1542-175-33422 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,100 | Dec 29, 2003 | 3 | Feb 2007 |
| Donoghue Gas Unit #6E42-175-33499 | Edge Petroleum Oper. Co. Inc. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,150 | Nov 13, 2003 | 1 | Apr 2005 |
| Parks Ranch #442-175-33572 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Sep 18, 2003 | 2 | Aug 2004 |
| Parks Ranch #642-175-33574 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Sep 18, 2003 | 2 | Feb 2005 |
| River Ranch E #842-175-33576 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Sep 18, 2003 | 2 | Feb 2008 |
| River Ranch E #1042-175-33577 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Sep 18, 2003 | 2 | Apr 2006 |
| River Ranch E #942-175-33570 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Sep 12, 2003 | 1 | Dec 2005 |
| O Connor Counts #442-175-33562 | Edge Petroleum Oper. Co. Inc. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 4,200 | Aug 22, 2003 | 1 | Feb 2004 |
| River Ranch D #742-175-33553 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Jul 24, 2003 | 1 | Mar 2017 |
| River Ranch B #442-175-33546 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Jul 10, 2003 | 1 | Mar 2006 |
| River Ranch C #542-175-33547 | Charro Operating L.L.C. only | GoliadOconnor Ranch (Frio Cons.) | PluggedGas | 5,000 | Jul 10, 2003 | 1 | Oct 2011 |