| Brask Ranch #2842-479-39894 | Proline Energy Resources Inc | Webb, TXGold River North (Olmos) | ActiveGas | 5,600 | Jul 18, 2007 | — | — |
| Brooks A. Gas Unit #542-401-34397 | Proline Energy Resources Inc | Rusk, TXBeckville (Cotton Valley) | ActiveGas | 10,359 | Jul 12, 2007 | — | — |
| Moore Deep #1HHZ42-157-32465 | Proline Energy Resources Inc | Fort Bend, TXFulshear S. (Cons.) | Temporarily abandonedGas | 15,708 | Jul 11, 2007 | — | — |
| Davis #242-409-32870 | Proline Energy Resources Inc | San Patricio, TXMidway South (Consolidated) | ActiveGas | 11,620 | Jun 20, 2007 | — | — |
| Hoskinson a #642-409-32863 | Proline Energy Resources Inc | San Patricio, TXMidway South (Consolidated) | ActiveGas | 11,300 | Jun 12, 2007 | — | — |
| Chapman Ranch #2342-355-33851 | Proline Energy Resources Inc | Nueces, TXMobil-David (Frio 12 600) | Temporarily abandonedGas | 12,998 | Jun 11, 2007 | — | — |
| Worley Richard #142-365-36684 | Proline Energy Resources Inc | Panola, TXBrachfield S.E. (Cotton Valley) | Temporarily abandonedGas | 10,404 | Jun 7, 2007 | — | — |
| Brask State 1846 #842-479-39848 | Proline Energy Resources Inc | Webb, TXGold River North (Olmos) | Temporarily abandonedGas | 5,500 | May 25, 2007 | — | — |
| Bonilla #142-297-34362 | Proline Energy Resources Inc | Live Oak, TXMikeska (Massive Wilcox) | ActiveGas | 13,700 | May 15, 2007 | — | — |
| Kuester Ochoa #442-285-32977 | Proline Energy Resources Inc | Lavaca, TXHope (Wilcox Massive) | Temporarily abandonedGas | 13,000 | Apr 30, 2007 | — | — |
| Orr-Burks GU #742-401-34299 | Proline Energy Resources Inc | Rusk, TXMinden (Travis Peak Cons.) | ActiveGas | 10,545 | Apr 14, 2007 | — | — |
| Meider SU #242-297-34590 | Proline Energy Resources Inc | Live Oak, TXCoquat (Massive Series) | ActiveGas | 11,300 | Apr 2, 2007 | — | — |
| Orr-Burks GU #642-401-34271 | Proline Energy Resources Inc | Rusk, TXMinden (Travis Peak Cons.) | ActiveGas | 10,545 | Mar 28, 2007 | — | — |
| Jones Estate #342-409-32859 | Proline Energy Resources Inc | San Patricio, TXMidway South (Consolidated) | ActiveGas | 11,770 | Jan 25, 2007 | — | — |
| O Connor Ranch #4142-175-33964 | Proline Energy Resources Inc | Goliad, TXOld Buzzard (Wilcox) | Temporarily abandonedGas | 12,300 | Dec 20, 2006 | — | — |
| Orr-Burks GU #542-401-34172 | Proline Energy Resources Inc | Rusk, TXMinden (Travis Peak Cons.) | ActiveGas | 10,510 | Dec 19, 2006 | — | — |
| Peters Estate Gas Unit #742-131-38545 | Proline Energy Resources Inc | Duval, TXMuy Grande | ActiveGas | 16,381 | Nov 28, 2006 | — | — |
| Meider SU et al Gas Unit #342-297-34705 | Proline Energy Resources Inc | Live Oak, TXCoquat (10500) | ActiveGas | 11,303 | Nov 17, 2006 | — | — |
| Orr-Burks GU #442-401-34138 | Proline Energy Resources Inc | Rusk, TXBrachfield S.E. (Cotton Valley) | ActiveGas | 10,628 | Nov 17, 2006 | — | — |
| Rice GU #242-401-34128 | Proline Energy Resources Inc | Rusk, TXMinden (Travis Peak Cons.) | ActiveGas | 10,525 | Nov 3, 2006 | — | — |
| Rice GU #142-401-34124 | Proline Energy Resources Inc | Rusk, TXBrachfield S.E. (Cotton Valley) | ActiveGas | 10,540 | Nov 2, 2006 | — | — |
| Apex GU #242-409-32848 | Proline Energy Resources Inc | San Patricio, TXMidway South (Consolidated) | Temporarily abandonedGas | 13,130 | Oct 11, 2006 | — | — |
| Rochelle Gas Unit #942-285-33055 | Proline Energy Resources Inc | Lavaca, TXDry Hollow (Gilstrap) | ActiveGas | 15,057 | Oct 9, 2006 | — | — |
| Rochelle Gas Unit #1R42-285-32390 | Proline Energy Resources Inc | Lavaca, TXDry Hollow (Wilcox Dagg NE) | ActiveGas | 16,550 | Oct 6, 2006 | — | — |
| Brask Ranch #2642-479-39667 | Proline Energy Resources Inc | Webb, TXGold River North (Olmos) | ActiveGas | 5,550 | Sep 28, 2006 | — | — |
| Devon #1HZ42-185-30710 | Proline Energy Resources Inc | Grimes, TXGiddings (Austin Chalk Gas) | ActiveGas | 15,250 | Sep 22, 2006 | — | — |
| E. Baker Gas Unit #442-297-34414 | Proline Energy Resources Inc | Live Oak, TXMikeska (2ND Tom Lyne) | Temporarily abandonedGas | 12,600 | Sep 21, 2006 | — | — |
| Southwest Oil & Land Inc. #342-215-32281 | Proline Energy Resources Inc | Hidalgo, TXLos Indios (Vicksburg Cons.) | ActiveGas | 13,250 | Sep 19, 2006 | — | — |
| Brask State 1846 #742-479-39646 | Proline Energy Resources Inc | Webb, TXGold River North (Olmos) | ActiveGas | 5,500 | Sep 19, 2006 | — | — |
| O Connor Ranch #3842-175-33955 | Proline Energy Resources Inc | Goliad, TXOld Buzzard (Wilcox) | Temporarily abandonedGas | 12,590 | Sep 6, 2006 | — | — |
| Orr-Burks GU #342-401-34035 | Proline Energy Resources Inc | Rusk, TXBrachfield S.E. (Cotton Valley) | ActiveGas | 10,616 | Aug 17, 2006 | — | — |
| Welder Ranch a #242-469-34010 | Proline Energy Resources Inc | Victoria, TXMarshall (Middle Wilcox) | Temporarily abandonedGas | 13,200 | Aug 16, 2006 | — | — |
| Rachal #442-479-39604 | Proline Energy Resources Inc | Webb, TXOwen (Olmos) | ActiveGas | 7,650 | Aug 1, 2006 | — | — |
| Orr-Burks GU #142-401-34011 | Proline Energy Resources Inc | Rusk, TXBrachfield S.E. (Cotton Valley) | ActiveGas | 10,596 | Jul 31, 2006 | — | — |
| Gas Unit a Zone 1 #342-489-30613 | Proline Energy Resources Inc | Willacy, TXLa Sal Vieja (1 7688-7827) | Temporarily abandonedGas | 10,010 | Jul 31, 2006 | — | — |
| Rachal #642-479-39599 | Proline Energy Resources Inc | Webb, TXOwen (Olmos) | ActiveGas | 7,700 | Jul 25, 2006 | — | — |
| Foster Farms Deep #1HHZ42-157-32420 | Proline Energy Resources Inc | Fort Bend, TXFulshear S. (Cons.) | ActiveGas | 15,800 | Jul 13, 2006 | — | — |
| Meider Gas Unit #642-297-34694 | Proline Energy Resources Inc | Live Oak, TXCoquat (10500) | Temporarily abandonedGas | 12,486 | Jun 28, 2006 | — | — |
| McCabe #142-285-33280 | Proline Energy Resources Inc | Lavaca, TXHope (Wilcox Massive) | Temporarily abandonedGas | 9,752 | Jun 12, 2006 | — | — |
| O Connor Ranch #3742-175-33919 | Proline Energy Resources Inc | Goliad, TXAustin W. (Upper Wilcox B) | Temporarily abandonedGas | 15,000 | May 4, 2006 | — | — |
| F.A.S.H. Deep #142-157-32341 | Proline Energy Resources Inc | Fort Bend, TXFulshear S. (Cons.) | Temporarily abandonedGas | 16,010 | Feb 8, 2006 | — | — |
| O Connor Ranch #3542-175-33885 | Proline Energy Resources Inc | Goliad, TXOld Buzzard (Wilcox) | Temporarily abandonedGas | 14,572 | Feb 8, 2006 | — | — |
| Dolores #142-285-33233 | Proline Energy Resources Inc | Lavaca, TXWord N. (Edwards) | ActiveGas | 13,805 | Jan 24, 2006 | — | — |
| Pearce #142-285-33227 | Proline Energy Resources Inc | Lavaca, TXHope (Wilcox Massive) | Temporarily abandonedGas | 14,950 | Dec 28, 2005 | — | — |
| Rachal #342-479-39370 | Proline Energy Resources Inc | Webb, TXOwen (Olmos) | ActiveGas | 7,750 | Dec 28, 2005 | — | — |
| McFaddin a #36 F42-469-32681 | Proline Energy Resources Inc | Victoria, TXKay Creek (2950) | Temporarily abandonedGas | 5,500 | Dec 13, 2005 | — | — |
| Rachal #242-479-39355 | Proline Energy Resources Inc | Webb, TXOwen (Olmos) | ActiveGas | 7,700 | Dec 13, 2005 | — | — |
| Robinson #142-471-30325 | Proline Energy Resources Inc | Walker, TXAster (Jackson) | Temporarily abandonedGas | 4,000 | Dec 7, 2005 | — | — |
| Bell Farms #342-409-32812 | Proline Energy Resources Inc | San Patricio, TXMidway South (Consolidated) | ActiveGas | 12,380 | Dec 5, 2005 | — | — |
| Farms I. P. #1 F42-039-32039 | Proline Energy Resources Inc | Brazoria, TXChocolate Bayou ( Wieting Up.) | Temporarily abandonedGas | 16,000 | Nov 10, 2005 | — | — |