| McMillan Leo H. 108 #1142-435-34855 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,603 | Jun 22, 1998 | — | — |
| McMillian W. B. 14 #1542-435-34856 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,500 | Jun 22, 1998 | — | — |
| McMillan Leo H. -11- #1342-435-34857 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,400 | Jun 22, 1998 | — | — |
| McMillan Leo H. -11- #1542-435-34858 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,400 | Jun 22, 1998 | — | — |
| McMillan W. B. 10 #942-435-34859 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,502 | Jun 22, 1998 | — | — |
| Diebitsch 70 #442-435-34847 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,082 | May 29, 1998 | — | — |
| Dunbar Ned #2642-435-34841 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,310 | May 13, 1998 | — | — |
| Dunbar Ned #2742-435-34842 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,316 | May 13, 1998 | — | — |
| Dunbar Ned #2842-435-34843 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | 6,500 | May 13, 1998 | — | — |
| Dunbar Ned #2942-435-34844 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,296 | May 13, 1998 | — | — |
| Dunbar Ned #3042-435-34845 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,317 | May 13, 1998 | — | — |
| Dunbar Ned #3142-435-34846 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,230 | May 13, 1998 | — | — |
| Mayer Ranch #2342-435-34836 | Lomak Production Company | Sutton, TXSawyer (Canyon) | Not on schedule | 8,500 | May 11, 1998 | — | — |
| Mayer Ranch #2542-435-34837 | Lomak Production Company | Sutton, TXSawyer (Canyon) | Not on schedule | 8,500 | May 11, 1998 | — | — |
| Mayer Ranch #2242-435-34839 | Lomak Production Company | Sutton, TXSawyer (Canyon) | Not on schedule | 8,500 | May 11, 1998 | — | — |
| Mayer Ranch #2042-435-34840 | Lomak Production Company | Sutton, TXSawyer (Canyon) | Not on schedule | 8,500 | May 11, 1998 | — | — |
| Bloodworth 11 #342-435-34838 | Upp Operating LLC | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,000 | May 8, 1998 | — | — |
| Bloodworth 11 #242-435-34831 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 7,800 | May 6, 1998 | — | — |
| Mayer 37 #542-435-34832 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 7,950 | May 6, 1998 | — | — |
| Canyon Ranch #838S42-435-34833 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,550 | May 6, 1998 | — | — |
| Canyon Ranch #139S42-435-34834 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | PluggedGas | 5,750 | May 6, 1998 | — | — |
| Canyon Ranch #1071A42-435-34835 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,500 | May 6, 1998 | — | — |
| Mayer Ranch #2642-435-34829 | Lomak Production Company | Sutton, TXSawyer (Canyon) | Not on schedule | 8,500 | Apr 29, 1998 | — | — |
| Mayer Ranch #2442-435-34830 | Lomak Production Company | Sutton, TXSawyer (Canyon) | Not on schedule | 8,500 | Apr 29, 1998 | — | — |
| McMillan Leo H. 108 #942-435-34828 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,600 | Apr 23, 1998 | — | — |
| Shurley 99 #1342-435-34825 | Smith Pipe of Abilene | Sutton, TXSawyer (Canyon) | PluggedGas | 6,550 | Apr 17, 1998 | — | — |
| Pfluger 85 #1242-435-34826 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,550 | Apr 17, 1998 | — | — |
| Mayer 15 #642-435-34827 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,200 | Apr 17, 1998 | — | — |
| Shurley 99 #1142-435-34820 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,370 | Apr 1, 1998 | — | — |
| Shurley 99 #1042-435-34821 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,300 | Apr 1, 1998 | — | — |
| Shurley 94 #342-435-34822 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,350 | Apr 1, 1998 | — | — |
| Shurley 94 #442-435-34823 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,300 | Apr 1, 1998 | — | — |
| Mayfield 39 #1142-435-34824 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,550 | Apr 1, 1998 | — | — |
| Mayfield 45 #6X42-435-34819 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,325 | Mar 30, 1998 | — | — |
| Wallace 76 #442-435-32164 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 4,826 | Mar 18, 1998 | — | — |
| McMillan W. B. 14 #1042-435-34808 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,800 | Mar 6, 1998 | — | — |
| McMillan W. B. 14 #1142-435-34809 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,500 | Mar 6, 1998 | — | — |
| McMillan Leo H. -11- #1142-435-34810 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,517 | Mar 6, 1998 | — | — |
| McMillan Leo H. -11- #1042-435-34811 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,500 | Mar 6, 1998 | — | — |
| McMillan W. B. 14 #1242-435-34812 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,550 | Mar 6, 1998 | — | — |
| McMillan W. B. 14 #1442-435-34813 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,800 | Mar 6, 1998 | — | — |
| Canyon Ranch #1072A42-435-34814 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,550 | Mar 6, 1998 | — | — |
| Canyon Ranch #1079S42-435-34815 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,350 | Mar 6, 1998 | — | — |
| Mayfield 46 #1042-435-34801 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,430 | Mar 5, 1998 | — | — |
| Mayfield #642-435-34802 | — | Sutton, TX | Plugged | 8,350 | Mar 5, 1998 | — | — |
| Mayfield 40 #542-435-34803 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,450 | Mar 5, 1998 | — | — |
| Mayfield 39 #1042-435-34804 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,450 | Mar 5, 1998 | — | — |
| Vanderstucken 47 #842-435-34805 | Dominion Oklahoma Texas E&P Inc | Sutton, TXSawyer (Canyon) | PluggedGas | 5,750 | Mar 5, 1998 | — | — |
| Fields 21 #642-435-34806 | Diamond T F Enterprises Inc. | Sutton, TXSawyer (Canyon) | ActiveGas | 6,000 | Mar 5, 1998 | — | — |
| Mayfield 46 #1142-435-34807 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,400 | Mar 5, 1998 | — | — |