| Weatherly-Pryor C 5 #142-105-40374 | Petx Operating LLC | Crockett, TXNoelke (Wolfcamp Lower) | ActiveOil | 7,305 | Jul 17, 2007 | — | — |
| Weatherly-Pryor a 4 #142-105-40311 | Petx Operating LLC | Crockett, TXClara Couch (Cisco) | ActiveOil | 7,200 | May 15, 2007 | — | — |
| Tippett J. H. -E- #342-105-10800 | Petx Operating LLC | Crockett, TXTippett (Leonard Lower) | ActiveOil | 6,620 | Mar 16, 2007 | — | — |
| Childress #210342-105-40145 | Petx Operating LLC | Crockett, TXManulik (Clearfork) | ActiveGas | 3,716 | Oct 25, 2006 | — | — |
| Childress #2104U42-105-40146 | Petx Operating LLC | Crockett, TXManulik (Clearfork) | Shut inOil | 3,716 | Oct 25, 2006 | — | — |
| Childress #2102U42-105-39777 | Petx Operating LLC | Crockett, TXManulik (Clearfork) | ActiveGas | 8,773 | Sep 27, 2005 | — | — |
| Tippett J. H. E (NCT-B) #842-105-11041 | Petx Operating LLC | Crockett, TXTippett (Clear Fork Lo.) | Temporarily abandonedGas | 5,681 | Sep 26, 2005 | — | — |
| Childress #142-105-34946 | Petx Operating LLC | Crockett, TXBuckhorn S. (Strawn) | ActiveGas | 8,840 | Jan 12, 2005 | — | — |
| Felken Wright #13WS42-115-33122 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveWater Supply | 1,302 | Sep 16, 2004 | — | — |
| Lessenich L. C. #1D42-371-03534 | Petx Operating LLC | Pecos, TXAbell (Silurian-Montoya) | ActiveInjection | 5,401 | Jan 30, 2004 | — | — |
| Williams O. W. #342-371-37356 | Petx Operating LLC | Pecos, TXT.C.I. West (Seven Rivers) | ActiveOil | 1,952 | Jan 8, 2004 | — | — |
| Shannon Hospital 18 #242-105-38870 | Petx Operating LLC | Crockett, TXShannon Hospital (Strawn) | ActiveOil | 8,810 | Jun 18, 2002 | — | — |
| Shannon Hospital 18 #142-105-38743 | Petx Operating LLC | Crockett, TXShannon Hospital (Strawn) | ActiveOil | 8,586 | Aug 17, 2001 | — | — |
| Tucker a #442-103-30845 | Petx Operating LLC | Crane, TX-Y- South (Tubb 4130) | ActiveInjection | 4,270 | Apr 23, 2001 | — | — |
| East Felken Unit #1WS42-115-00356 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveWater Supply | 7,560 | Dec 13, 2000 | — | — |
| East Felken Unit #10242-115-00360 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveOil | 7,560 | Dec 13, 2000 | — | — |
| Felken Wright #11WS42-115-10284 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveWater Supply | 7,575 | Oct 31, 2000 | — | — |
| Dean (Spraberry) Unit #290242-115-00853 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveInjection | 7,588 | Sep 12, 2000 | — | — |
| Felken Wright #942-115-33053 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveInjection | 7,525 | Aug 29, 2000 | — | — |
| Felken Wright #742-115-33052 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveOil | 7,445 | Aug 28, 2000 | — | — |
| Felken Wright #1042-115-33048 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveOil | 7,512 | Jul 27, 2000 | — | — |
| Felken Wright #3 A42-115-33045 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveOil | 7,520 | Jun 29, 2000 | — | — |
| East Felken Unit #90242-115-33041 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveOil | 7,490 | Jun 28, 2000 | — | — |
| East Felken Unit #1102W42-115-33042 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveInjection | 7,600 | Jun 28, 2000 | — | — |
| East Felken Unit #130142-115-33043 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveOil | 7,600 | Jun 28, 2000 | — | — |
| East Felken Unit #402W42-115-33044 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveInjection | 7,600 | Jun 28, 2000 | — | — |
| Felken Wright #642-115-10434 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveInjection | 7,330 | Jun 20, 2000 | — | — |
| Dean (Spraberry) Unit #300242-115-32465 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveInjection | 7,600 | Jun 13, 2000 | — | — |
| Tucker -a- #942-103-30958 | Petx Operating LLC | Crane, TXAbell (Permian-General) | ActiveOil | 4,200 | Mar 16, 2000 | — | — |
| Tucker -a- #1142-103-30967 | Petx Operating LLC | Crane, TXAbell (Permian-General) | ActiveOil | 4,200 | Mar 16, 2000 | — | — |
| Tucker -a- #1242-103-30973 | Petx Operating LLC | Crane, TXAbell (Permian-General) | ActiveOil | 4,200 | Mar 16, 2000 | — | — |
| State School Board -MF- #242-105-30464 | Petx Operating LLC | Crockett, TXTippett (Leonard Lower) | ActiveOil | 5,180 | Jan 11, 2000 | — | — |
| Barnet Rosa H. -D- #1C42-461-04061 | Petx Operating LLC | Upton, TXKing Mountain (Devonian) | ActiveOil | 11,855 | Nov 19, 1999 | — | — |
| Barnet Rosa H. -D- #4 L42-461-04063 | Petx Operating LLC | Upton, TXKing Mt. (Strawn) | ActiveOil | 11,873 | Aug 11, 1999 | — | — |
| Barnet Rosa H. -D- #342-461-04062 | Petx Operating LLC | Upton, TXKing Mt. (Strawn) | ActiveOil | 11,875 | Oct 6, 1998 | — | — |
| Tippett J. H. -E- #1542-105-30185 | Petx Operating LLC | Crockett, TXTippett (Leonard Lower) | ActiveOil | 6,649 | Nov 3, 1997 | — | — |
| Wofford W. R. #1 G42-371-10148 | Petx Operating LLC | Pecos, TXAbell (Tubb 4000) | ActiveOil | 6,080 | Aug 19, 1997 | — | — |
| Tippett J. H. -E- #242-105-10799 | Petx Operating LLC | Crockett, TXTippett (Leonard Lower) | ActiveOil | 6,633 | Feb 13, 1997 | — | — |
| Tippett J. H. -E-/NCT-C/ #1342-105-30072 | Petx Operating LLC | Crockett, TXTippett (Leonard Lower) | ActiveOil | 5,550 | Nov 18, 1996 | — | — |
| Tippett J. H. -E-/NCT-C/ #942-105-30007 | Petx Operating LLC | Crockett, TXTippett (Leonard Lower) | ActiveOil | 5,610 | Oct 22, 1996 | — | — |
| Fitzgerald State #242-371-05667 | Petx Operating LLC | Pecos, TXAbell (Clear Fork) | ActiveGas | 4,000 | Mar 18, 1996 | — | — |
| Fitzgerald State #342-371-05708 | Petx Operating LLC | Pecos, TXAbell (Permian-General) | ActiveOil | 3,987 | Jan 2, 1996 | — | — |
| Nextgen #242-371-30929 | Petx Operating LLC | Pecos, TXAbell (Clear Fork Upper) | ActiveGas | 4,000 | Aug 9, 1995 | — | — |
| Powell Virgil J. TR -a- #842-413-00626 | Petx Operating LLC | Schleicher, TXFort McKavitt (Penn. Upper) | ActiveGas | 4,672 | Jul 12, 1995 | — | — |
| East Felken Unit #901W42-115-32854 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveInjection | 7,600 | Mar 7, 1995 | — | — |
| University C #142-105-36836 | Petx Operating LLC | Crockett, TXBlock 38 (Canyon Sd.) | ActiveGas | 8,342 | Mar 1, 1995 | — | — |
| East Felken Unit #50142-115-32851 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveOil | 7,572 | Feb 22, 1995 | — | — |
| Lutz J. W. -C- #542-371-36492 | Petx Operating LLC | Pecos, TXAbell (Clear Fork) | ActiveOil | 6,000 | Sep 1, 1994 | — | — |
| Oharrow #242-461-01158 | Petx Operating LLC | Upton, TXKing Mountain (Ellenburger) | PluggedOil | 11,700 | Jun 14, 1994 | — | — |
| Felken Wright #542-115-32760 | Petx Operating LLC | Dawson, TXFelken (Spraberry) | ActiveOil | 7,448 | May 13, 1993 | — | — |