| Holloway SWD #1D42-245-32362 | White Oak Operating Company LLC | Jefferson, TXAlphabet Soup Z (Hackberry) | PluggedGas | 4,660 | Jun 14, 2004 | — | — |
| Petty Ranch #120842-479-38723 | White Oak Operating Company LLC | Webb, TXCatarina SW. (San Miguel-Gas) | PluggedGas | 5,900 | May 14, 2004 | — | — |
| Petty Ranch #131742-479-38716 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | May 12, 2004 | — | — |
| Petty Ranch #122242-479-38689 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,600 | Apr 15, 2004 | — | — |
| McKendrick Cookie #142-479-37100 | White Oak Operating Company LLC | Webb, TXDolores Creek (Lobo 8500) | PluggedGas | 11,000 | Mar 22, 2004 | — | — |
| Petty Ranch #120642-479-37226 | White Oak Operating Company LLC | Webb, TXCatarina SW. (San Miguel-Gas) | PluggedGas | 5,800 | Nov 3, 2003 | — | — |
| Petty Ranch #9020R42-479-38531 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Oct 8, 2003 | — | — |
| Petty Ranch #121942-479-38530 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Oct 7, 2003 | — | — |
| Cockburn H. C. #1042-481-02603 | White Oak Operating Company LLC | Wharton, TXWildcat | PluggedGas | 5,540 | Aug 22, 2003 | — | — |
| Petty Ranch #103542-479-38472 | White Oak Operating Company LLC | Webb, TXCatarina SW. (San Miguel-Gas) | PluggedGas | 5,900 | Jul 11, 2003 | — | — |
| Petty O.S. #80642-479-33267 | White Oak Operating Company LLC | Webb, TXCatarina SW (San Miguel Oil) | PluggedGas | 6,250 | Apr 21, 2003 | — | — |
| Petty Ranch #161742-479-38237 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Oct 18, 2002 | — | — |
| Petty Ranch #601642-479-38228 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Oct 7, 2002 | — | — |
| Yturria F. D. #30242-489-31043 | White Oak Operating Company LLC | Willacy, TXRaymondville (12300) | PluggedGas | 15,000 | May 1, 2002 | — | — |
| Petty Ranch #151742-479-38013 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Jan 4, 2002 | — | — |
| Petty Ranch #802242-479-38009 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Dec 21, 2001 | — | — |
| Petty Ranch #501642-479-37991 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Nov 28, 2001 | — | — |
| Petty Ranch #112142-479-37962 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Oct 5, 2001 | — | — |
| Petty Ranch #902242-479-37963 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Oct 5, 2001 | — | — |
| Petty Ranch #141742-479-37950 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Sep 26, 2001 | — | — |
| Petty Ranch #802542-479-37856 | White Oak Operating Company LLC | Webb, TXCatarina SW. (San Miguel-Gas) | PluggedGas | 5,700 | Sep 21, 2001 | — | — |
| Petty Ranch #141842-479-37930 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Aug 21, 2001 | — | — |
| Petty Ranch #701642-479-37890 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Jul 25, 2001 | — | — |
| Petty Ranch #122742-479-37788 | White Oak Operating Company LLC | Webb, TXCatarina SW. (San Miguel-Gas) | PluggedGas | 5,600 | Jul 6, 2001 | — | — |
| Petty Ranch #40442-479-37859 | White Oak Operating Company LLC | Webb, TXCatarina SW. (San Miguel-Gas) | PluggedGas | 5,900 | Jun 20, 2001 | — | — |
| Petty Ranch #102042-479-37817 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | May 16, 2001 | — | — |
| Petty Ranch #121742-479-37807 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | May 9, 2001 | — | — |
| Petty Ranch #40142-479-37798 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,600 | May 2, 2001 | — | — |
| Gates Ranch B #603542-479-34386 | White Oak Operating Company LLC | Webb, TXCatarina SW. (Olmos-2) | PluggedOil | 6,000 | May 1, 2001 | — | — |
| Gill F. J. #1142-479-37795 | White Oak Operating Company LLC | Webb, TXRottersman (Lobo) | PluggedGas | 11,000 | Apr 30, 2001 | — | — |
| Gates Ranch #299342-479-37628 | White Oak Operating Company LLC | Webb, TXCatarina SW. (Olmos) | PluggedGas | 6,000 | Apr 20, 2001 | — | — |
| Gates Ranch W #123442-479-37471 | White Oak Operating Company LLC | Webb, TXCatarina SW. (San Miguel-Gas) | PluggedGas | 5,900 | Apr 13, 2001 | — | — |
| Petty Ranch #902142-479-37750 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Mar 5, 2001 | — | — |
| Petty Ranch #801942-479-37734 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Feb 7, 2001 | — | — |
| Petty Ranch #50142-479-37707 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,600 | Jan 12, 2001 | — | — |
| Hein Luz A. #1742-505-34265 | White Oak Operating Company LLC | Zapata, TXLa Perla (Lobo Cons.) | PluggedGas | 11,500 | Dec 20, 2000 | — | — |
| Petty Ranch #903442-479-37442 | White Oak Operating Company LLC | Webb, TXCatarina SW. (San Miguel-Gas) | PluggedGas | 5,900 | Dec 15, 2000 | — | — |
| Petty Ranch #802042-479-37675 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Nov 27, 2000 | — | — |
| Petty Ranch #131842-479-37653 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,450 | Nov 14, 2000 | — | — |
| King Gas Unit #142-291-32374 | White Oak Operating Company LLC | Liberty, TXHull South (Yegua Middle) | PluggedGas | 9,800 | Oct 30, 2000 | — | — |
| Petty Ranch #702242-479-37631 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Oct 11, 2000 | — | — |
| Petty O. S. #201642-479-32458 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,775 | Oct 6, 2000 | — | — |
| Tiger Oak GU #142-321-31822 | White Oak Operating Company LLC | Matagorda, TXWildcat | PluggedGas | 14,000 | Sep 8, 2000 | — | — |
| Petty Ranch #701942-479-37572 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Aug 11, 2000 | — | — |
| Petty Ranch #100842-479-37558 | White Oak Operating Company LLC | Webb, TXCatarina SW. (San Miguel-Gas) | PluggedGas | 5,850 | Jul 28, 2000 | — | — |
| Goldston W. L. et al #4442-215-32099 | White Oak Operating Company LLC | Hidalgo, TXLos Indios (UF-50) | PluggedGas | 8,600 | Jun 19, 2000 | — | — |
| Exxon #142-361-30725 | White Oak Operating Company LLC | Orange, TXBig Thicket (EY 2A) | PluggedOil | 12,000 | May 12, 2000 | — | — |
| Petty Ranch #90842-479-37470 | White Oak Operating Company LLC | Webb, TXCatarina SW. (San Miguel-Gas) | PluggedGas | 5,850 | Apr 11, 2000 | — | — |
| Petty Ranch #701842-479-37397 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Jan 12, 2000 | — | — |
| Petty Ranch #802142-479-37390 | White Oak Operating Company LLC | Webb, TXGold River North (Olmos) | PluggedGas | 5,500 | Dec 20, 1999 | — | — |