| Jensen Gas Unit #242-289-31688 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,400 | Aug 4, 2007 | — | — |
| Clute Gas Unit 1 #642-289-31689 | Diversified Production LLC | Leon, TXJewett (Travis Peak) | ActiveGas | 10,890 | Aug 4, 2007 | — | — |
| Johnson A. B. #842-289-31685 | Diversified Production LLC | Leon, TXBranton W. (Cotton Valley Lime) | ActiveGas | 15,380 | Aug 3, 2007 | — | — |
| King Gail #3942-289-31686 | Hilcorp Energy Company | Leon, TXBear Grass (Travis Peak) | ActiveGas | 13,150 | Aug 3, 2007 | — | — |
| Ericson Gas Unit #242-289-31678 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,400 | Aug 2, 2007 | — | — |
| Fossil Wildman Trust #342-289-31683 | Contrast Energy LLC | Leon, TXHilltop Resort (Bossier) | ActiveGas | 18,900 | Jul 31, 2007 | — | — |
| Red Oak (Woodbine Dexter) Unit #190342-289-31684 | Rusk Energy Operating LLC | Leon, TXRed Oak (Dexter) | ActiveInjection | 6,750 | Jul 30, 2007 | — | — |
| Pinnacle #242-289-31237 | XTO Energy Inc. | Leon, TXBear Grass (Travis Peak) | PluggedGas | 10,600 | Jul 25, 2007 | — | — |
| Clute-Diehl Gas Unit No. 1 #642-289-31681 | Diversified Production LLC | Leon, TXJewett (Travis Peak) | Temporarily abandonedGas | 11,190 | Jul 25, 2007 | — | — |
| King Gail #25HHZ42-289-31680 | Hilcorp Energy Company | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 14,457 | Jul 20, 2007 | — | — |
| Lewis B #2042-289-31677 | Valence Operating Company | Leon, TXFarrar SE (Pettit) | ActiveGas | 14,810 | Jul 13, 2007 | — | — |
| Pollard Jeanette #842-289-31679 | Corsa Resources LLC | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 14,050 | Jul 13, 2007 | — | — |
| Black #1242-289-31676 | Valence Operating Company | Leon, TX | Not on schedule | 15,000 | Jul 6, 2007 | — | — |
| Black #1042-289-31675 | Valence Operating Company | Leon, TXFarrar, SE (Pettit) | Not on schedule | 15,000 | Jul 3, 2007 | — | — |
| Gastar Wildman Trust #142-289-31548 | Gastar Exploration Texas LP | Leon, TXWildcat | PluggedGas | 16,500 | Jun 25, 2007 | — | — |
| Barron-Hartman GU 1 #642-289-31674 | Diversified Production LLC | Leon, TXJewett (Travis Peak) | Temporarily abandonedGas | 11,150 | Jun 22, 2007 | — | — |
| O Neal G. #642-289-31673 | Corsa Resources LLC | Leon, TXBear Grass (Cotton Valley Cons) | Temporarily abandonedGas | 13,975 | Jun 18, 2007 | — | — |
| Watson Ike No. 1 Gas Unit #142-289-31671 | Diversified Production LLC | Leon, TXJewett (Travis Peak) | Temporarily abandonedGas | 11,105 | Jun 12, 2007 | — | — |
| Watson Ike No. 1 Gas Unit #242-289-31672 | Diversified Production LLC | Leon, TXJewett (Travis Peak) | ActiveGas | 11,110 | Jun 12, 2007 | — | — |
| Holmes S #542-289-31666 | Hilcorp Energy Company | Leon, TXBear Grass (Pettit) | ActiveGas | 15,400 | Jun 4, 2007 | — | — |
| Minter #142-289-31669 | Diversified Production LLC | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 18,415 | Jun 1, 2007 | — | — |
| King Gail #20HHZ42-289-31665 | Hilcorp Energy Company | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 14,490 | May 31, 2007 | — | — |
| Mullenax G. #842-289-31668 | Diversified Production LLC | Leon, TXBear Grass (Cotton Valley Cons) | Temporarily abandonedGas | 13,590 | May 24, 2007 | — | — |
| Jensen Gas Unit #142-289-31477 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,437 | May 23, 2007 | — | — |
| Ericson Gas Unit #142-289-31487 | Atlas Operating LLC | Leon, TXBear Grass (Travis Peak) | ActiveGas | 10,390 | May 23, 2007 | — | — |
| Burleson M. G. a #1042-289-31667 | Diversified Production LLC | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 13,955 | May 19, 2007 | — | — |
| Clute-Diehl Gas Unit No. 1 #542-289-31664 | Diversified Production LLC | Leon, TXJewett (Travis Peak) | ActiveGas | 11,080 | May 12, 2007 | — | — |
| King Gail #942-289-31662 | Hilcorp Energy Company | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 15,070 | May 7, 2007 | — | — |
| Covington #142-289-31658 | Hilcorp Energy Company | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 14,000 | May 2, 2007 | — | — |
| Starrett Branch Gas Unit #142-289-31659 | Hilcorp Energy Company | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 15,555 | May 2, 2007 | — | — |
| Graham (Woodbine) Gas Unit #242-289-31660 | Roberts & Hammack Inc. | Leon, TXRed Oak (Dexter) | PluggedGas | 7,000 | May 2, 2007 | — | — |
| Lion Heart #142-289-31661 | Weatherly Oil & Gas LLC | Leon, TXHilltop Resort (Bossier) | Temporarily abandonedGas | 20,200 | May 2, 2007 | — | — |
| Carlisle J. C. GU 1 #142-289-31657 | Diversified Production LLC | Leon, TXJewett (Travis Peak) | ActiveGas | 11,185 | Apr 30, 2007 | — | — |
| M.G. Burleson "a" #1642-289-31656 | Anadarko Petroleum Corporation | Leon, TXBear Grass (Cotton Valley Cons) | Not on schedule | 14,585 | Apr 27, 2007 | — | — |
| Long #142-289-31655 | — | Leon, TXRed Oak (Dexter) | Plugged | 7,000 | Mar 23, 2007 | — | — |
| King Gail #1642-289-31482 | Hilcorp Energy Company | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 14,841 | Mar 20, 2007 | — | — |
| Big Bill Simpson Unit #142-289-31654 | Southwest Royalties Inc. | Leon, TXWildcat | PluggedGas | 20,000 | Mar 20, 2007 | — | — |
| Graham (Woodbine) Gas Unit #142-289-31653 | Roberts & Hammack Inc. | Leon, TXRed Oak (Dexter) | PluggedGas | 7,000 | Mar 19, 2007 | — | — |
| Reliant Energy Unit #1642-289-31511 | Encana Oil & Gas(usa) Inc. | Leon, TXBear Grass (Cotton Valley Cons) | Not on schedule | 15,300 | Mar 13, 2007 | — | — |
| Green #142-289-31652 | Barrow-Shaver Resources Co. | Leon, TXRed Oak (Dexter) | PluggedGas | 7,000 | Mar 13, 2007 | — | — |
| Black #642-289-31644 | Valence Operating Company | Leon, TXFarrar SE (Pettit) | ActiveGas | 14,615 | Mar 9, 2007 | — | — |
| Glanton Theresa a #542-289-31651 | Diversified Production LLC | Leon, TXBear Grass (Cotton Valley Cons) | ActiveGas | 14,075 | Mar 9, 2007 | — | — |
| Polar #142-289-31650 | Valence Operating Company | Leon, TXFarrar (Cotton Valley Lime) | ActiveGas | 14,460 | Mar 6, 2007 | — | — |
| Dale #d 142-289-31648 | — | Leon, TX | Plugged | 6,600 | Feb 26, 2007 | — | — |
| Casey C #142-289-31649 | Barrow-Shaver Resources Co. | Leon, TXRed Oak (Dexter) | Temporarily abandonedGas | 6,767 | Feb 26, 2007 | — | — |
| Allbritton #142-289-31647 | Barrow-Shaver Resources Co. | Leon, TXRed Oak (Dexter) | PluggedGas | 7,000 | Feb 14, 2007 | — | — |
| Watson Hannah No. 1 Gas Unit #142-289-31646 | Diversified Production LLC | Leon, TXJewett (Travis Peak) | ActiveGas | 12,280 | Feb 12, 2007 | — | — |
| Casey -B- Unit #142-289-31645 | Barrow-Shaver Resources Co. | Leon, TXRed Oak (Dexter) | ActiveOil | 6,815 | Feb 8, 2007 | — | — |
| Souders #142-289-31643 | Barrow-Shaver Resources Co. | Leon, TXRed Oak (Dexter) | Temporarily abandonedGas | 6,767 | Jan 30, 2007 | — | — |
| Holmes Gas Unit #142-289-30324 | Hilcorp Energy Company | Leon, TXBear Grass (Pettit) | ActiveGas | 9,800 | Jan 29, 2007 | — | — |