| 608145 | Nov 2, 2005 | Nov 2, 2005 | Shenandoah Petroleum Corporation | Cochran | Conoco Dean Unit #164 | 5,200 | 07933108 |
| 608142 | Nov 2, 2005 | Nov 2, 2005 | Shenandoah Petroleum Corporation | Cochran | Dean I #21 | 5,200 | 07933107 |
| 607707 | Oct 13, 2005 | Oct 13, 2005 | Shenandoah Petroleum Corporation | Cochran | Conoco Dean Unit #167 | 5,200 | 07933102 |
| 607705 | Oct 13, 2005 | Oct 13, 2005 | Shenandoah Petroleum Corporation | Garza | Sullivan A #5 | 2,896 | 16900182 |
| 607637 | Oct 12, 2005 | Oct 12, 2005 | Shenandoah Petroleum Corporation | Cochran | Conoco Dean Unit #103H | 5,100 | 07930474 |
| 607575 | Oct 11, 2005 | Oct 11, 2005 | Shenandoah Petroleum Corporation | Cochran | Conoco Dean Unit #90H | 5,100 | 07930178 |
| 607345 | Oct 6, 2005 | Oct 6, 2005 | Shenandoah Petroleum Corporation | Cochran | Conoco Dean Unit #162 | 5,200 | 07933101 |
| 600507 | Jul 6, 2005 | Jul 6, 2005 | Shenandoah Petroleum Corporation | Loving | Red Bluff "Apache 9" #4 | 3,500 | 30131239 |
| 601833 | Jun 9, 2005 | Jun 9, 2005 | Shenandoah Petroleum Corporation | Garza | Macy "167" #1 | 6,250 | 16933760 |
| 560193 | May 17, 2005 | May 17, 2005 | Shenandoah Petroleum Corporation | Garza | Lott Trust #121 | 6,200 | 16933676 |
| 560173 | May 17, 2005 | May 17, 2005 | Shenandoah Petroleum Corporation | Garza | Lott Trust "A" #117 | 6,050 | 16933637 |
| 600530 | May 11, 2005 | May 11, 2005 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL 9" #10 | 3,500 | 38932365 |
| 600525 | May 11, 2005 | May 11, 2005 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "16" #2 | 3,500 | 38932364 |
| 560325 | Apr 14, 2005 | Apr 14, 2005 | Shenandoah Petroleum Corporation | Garza | Lott Trust "A" #217 | 6,150 | 16933641 |
| 560190 | Apr 13, 2005 | Apr 13, 2005 | Shenandoah Petroleum Corporation | Garza | Lott Trust #120 | 6,200 | 16933666 |
| 558790 | Apr 4, 2005 | Apr 4, 2005 | Shenandoah Petroleum Corporation | Garza | Lott Trust #1 | 6,100 | 16933584 |
| 558798 | Mar 14, 2005 | Mar 14, 2005 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #213 | 6,120 | 16933464 |
| 558794 | Mar 14, 2005 | Mar 14, 2005 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #2012 | 6,100 | 16933578 |
| 558793 | Mar 14, 2005 | Mar 14, 2005 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #173 | 6,000 | 16933480 |
| 553717 | Dec 22, 2004 | Dec 22, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "Apache 9" #3 | 3,500 | 38932335 |
| 554180 | Dec 2, 2004 | Dec 2, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "16" #1 | 3,500 | 38932337 |
| 553670 | Nov 18, 2004 | Nov 18, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL 9" #13 | 3,500 | 38932334 |
| 553667 | Nov 18, 2004 | Nov 18, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "10" #2 | 3,500 | 38932333 |
| 548940 | Aug 11, 2004 | Aug 11, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL 9" #7 | 3,500 | 38932312 |
| 547372 | Aug 3, 2004 | Aug 3, 2004 | Shenandoah Petroleum Corporation | Cochran | South Mallet Unit #348H | 5,100 | 07931828 |
| 547042 | Aug 3, 2004 | Aug 3, 2004 | Shenandoah Petroleum Corporation | Cochran | South Mallet Unit #304H | 5,200 | 07902254 |
| 547807 | Jul 7, 2004 | Jul 7, 2004 | Shenandoah Petroleum Corporation | Garza | Lott Trust #220 | 6,200 | 16933726 |
| 547650 | Jul 1, 2004 | Jul 1, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "Apache 9" #2 | 3,000 | 38932307 |
| 545686 | Jun 30, 2004 | Jun 30, 2004 | Shenandoah Petroleum Corporation | Hockley | South Mallet Unit #201H | 5,100 | 21902787 |
| 547574 | Jun 29, 2004 | Jun 29, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL 9" #6 | 3,000 | 38932306 |
| 547570 | Jun 29, 2004 | Jun 29, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL 9" #8 | 3,000 | 38932305 |
| 546029 | Jun 17, 2004 | Jun 17, 2004 | Shenandoah Petroleum Corporation | Cochran | Conoco-Dean Unit #91H | 5,200 | 07930317 |
| 545860 | Jun 15, 2004 | Jun 15, 2004 | Shenandoah Petroleum Corporation | Cochran | League 91 Project #206H | 5,200 | 07931168 |
| 545698 | May 17, 2004 | May 17, 2004 | Shenandoah Petroleum Corporation | Cochran | Dean "I" #19H | 5,500 | 07932628 |
| 545698Amendment | May 17, 2004 | May 17, 2004 | Shenandoah Petroleum Corporation | Cochran | Dean "I" #19H | 5,500 | 07932628 |
| 544272 | May 7, 2004 | May 7, 2004 | Shenandoah Petroleum Corporation | Cochran | Conoco-Dean Unit #102H | 5,100 | 07930475 |
| 544137 | Apr 8, 2004 | Apr 8, 2004 | Shenandoah Petroleum Corporation | Cochran | Conoco-Dean Unit #96H | 5,050 | 07930387 |
| 542103 | Mar 22, 2004 | Mar 22, 2004 | Shenandoah Petroleum Corporation | Cochran | Conoco-Dean Unit #94H | 6,000 | 07930316 |
| 542076 | Mar 22, 2004 | Mar 22, 2004 | Shenandoah Petroleum Corporation | Cochran | Conoco-Dean Unit #95H | 5,099 | 07930388 |
| 543297 | Mar 17, 2004 | Mar 17, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "Apache 9" #1 | 3,500 | 38932301 |
| 543276 | Mar 16, 2004 | Mar 16, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL 9" #5 | 3,500 | 38932300 |
| 543198 | Mar 15, 2004 | Mar 15, 2004 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL 9" #4 | 3,500 | 38932299 |
| 542475 | Feb 26, 2004 | Feb 26, 2004 | Shenandoah Petroleum Corporation | Cochran | Conoco-Dean Unit #62H | 5,999 | 07900485 |
| 537945 | Oct 29, 2003 | Oct 29, 2003 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL 9" #3 | 3,200 | 38932278 |
| 537050 | Oct 2, 2003 | Oct 2, 2003 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL 9" #3 | 3,200 | 38932279 |
| 532268 | Jun 3, 2003 | Jun 3, 2003 | Shenandoah Petroleum Corporation | Garza | Lott Trust #413 | 6,200 | 16933706 |
| 532217 | May 23, 2003 | May 23, 2003 | Shenandoah Petroleum Corporation | Garza | Lott Trust #513 | 6,200 | 16933705 |
| 531204 | May 5, 2003 | May 5, 2003 | Shenandoah Petroleum Corporation | Garza | Lott Trust #313 | 6,300 | 16933701 |
| 525842 | Dec 9, 2002 | Dec 9, 2002 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL 9" #2 | 3,200 | 38932267 |
| 524321 | Oct 4, 2002 | Oct 4, 2002 | Shenandoah Petroleum Corporation | Garza | Black Knight #1 | 6,500 | 16933380 |
| 521244 | Jun 25, 2002 | Jun 25, 2002 | Shenandoah Petroleum Corporation | Garza | Lott Trust #221 | 6,200 | 16933677 |
| 520850 | Jun 13, 2002 | Jun 13, 2002 | Shenandoah Petroleum Corporation | Garza | Lott Trust #121 | 6,200 | 16933676 |
| 520580 | Jun 5, 2002 | Jun 5, 2002 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #218 | 6,100 | 16933674 |
| 519972 | May 17, 2002 | May 17, 2002 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #O14 | 6,100 | 16933668 |
| 519535 | May 1, 2002 | May 1, 2002 | Shenandoah Petroleum Corporation | Garza | Lott Trust #120 | 6,200 | 16933666 |
| 516775 | Jan 14, 2002 | Jan 14, 2002 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "TXL9" #1 | 3,200 | 38932243 |
| 515905 | Dec 7, 2001 | Dec 7, 2001 | Shenandoah Petroleum Corporation | Reeves | Red Bluff "10" #1 | 3,200 | 38932241 |
| 507471 | Apr 6, 2001 | Apr 6, 2001 | Shenandoah Petroleum Corporation | Garza | Lott Trust #217 | 6,100 | 16933641 |
| 506762 | Mar 21, 2001 | Mar 21, 2001 | Shenandoah Petroleum Corporation | Garza | Lott Trust #117 | 6,100 | 16933637 |
| 506761 | Mar 21, 2001 | Mar 21, 2001 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #185 | 6,000 | 16933638 |
| 506153 | Mar 7, 2001 | Mar 7, 2001 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #216 | 6,150 | 16933636 |
| 503340 | Jan 24, 2001 | Jan 24, 2001 | Shenandoah Petroleum Corporation | Garza | Lott Trust #122 | 8,586 | 16932710 |
| 503341 | Dec 27, 2000 | Dec 27, 2000 | Shenandoah Petroleum Corporation | Garza | Lott Trust #118 | 8,810 | 16901817 |
| 503150 | Dec 18, 2000 | Dec 18, 2000 | Shenandoah Petroleum Corporation | Garza | Lott Trust #113 | 8,520 | 16930552 |
| 496040 | Jun 12, 2000 | Jun 12, 2000 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #215 | 6,100 | 16933598 |
| 495271 | May 23, 2000 | May 23, 2000 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #192 | 6,100 | 16933590 |
| 494358 | Apr 24, 2000 | Apr 24, 2000 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #174 | 6,100 | 16933584 |
| 494358Amendment | Apr 24, 2000 | Apr 24, 2000 | Shenandoah Petroleum Corporation | Garza | Lott Trust #1 | 6,100 | 16933584 |
| 493242 | Mar 24, 2000 | Mar 24, 2000 | Shenandoah Petroleum Corporation | Garza | Macy Lott Spraberry Unit #12 | 6,100 | 16933578 |
| 492969 | Mar 15, 2000 | Mar 15, 2000 | Shenandoah Petroleum Corporation | Pecos | University "4B" #1 | 5,800 | 37130512 |
| 482939 | Feb 25, 1999 | Feb 25, 1999 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "A" #201 | 8,226 | 16932574 |
| 473938 | Mar 6, 1998 | Mar 6, 1998 | Shenandoah Petroleum Corporation | Pecos | University "10A" #1 | 6,500 | 37136822 |
| 473530 | Feb 19, 1998 | Feb 19, 1998 | Shenandoah Petroleum Corporation | Pecos | University "4" #7 | 6,500 | 37136818 |
| 473529 | Feb 19, 1998 | Feb 19, 1998 | Shenandoah Petroleum Corporation | Pecos | University "4A" #3 | 6,500 | 37136817 |
| 472226 | Jan 15, 1998 | Jan 15, 1998 | Shenandoah Petroleum Corporation | Pecos | University "4" #301 | 6,500 | 37136805 |
| 472225 | Jan 15, 1998 | Jan 15, 1998 | Shenandoah Petroleum Corporation | Pecos | University "10" #1 | 6,900 | 37132593 |
| 472224 | Jan 15, 1998 | Jan 15, 1998 | Shenandoah Petroleum Corporation | Pecos | University "4" #6 | 6,500 | 37136806 |
| 466051 | Aug 11, 1997 | Aug 11, 1997 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "17" #3 | 6,150 | 16933480 |
| 465722 | Aug 1, 1997 | Aug 1, 1997 | Shenandoah Petroleum Corporation | Garza | Shenandoah Petroleum Corp. #13 | 6,150 | 16933478 |
| 465722Amendment | Aug 1, 1997 | Aug 1, 1997 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "20" #13 | 6,150 | 16933478 |
| 463797 | Jun 19, 1997 | Jun 19, 1997 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "21" #4 | 6,150 | 16933472 |
| 463141 | Jun 10, 1997 | Jun 10, 1997 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "17" #2 | 6,150 | 16933469 |
| 463136 | Jun 2, 1997 | Jun 2, 1997 | Shenandoah Petroleum Corporation | Garza | Macy Lott "18" #4 | 6,150 | 16933468 |
| 461727 | May 2, 1997 | May 2, 1997 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "21" #3 | 6,150 | 16933464 |
| 461726 | May 2, 1997 | May 2, 1997 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "17" #1 | 6,150 | 16933463 |
| 456065 | Dec 10, 1996 | Dec 10, 1996 | Shenandoah Petroleum Corporation | Pecos | University "4" #5 | 6,500 | 37136660 |
| 456062 | Dec 10, 1996 | Dec 10, 1996 | Shenandoah Petroleum Corporation | Garza | Macy-Lott "18" #2 | 6,100 | 16933417 |
| 455310 | Nov 19, 1996 | Nov 19, 1996 | Shenandoah Petroleum Corporation | Pecos | University "9" #3H | 6,600 | 37110339 |
| 454507 | Oct 30, 1996 | Oct 30, 1996 | Shenandoah Petroleum Corporation | Garza | Macy-Lott "21" #2 | 6,150 | 16933406 |
| 454342 | Oct 29, 1996 | Oct 29, 1996 | Shenandoah Petroleum Corporation | Pecos | University "4A" #2 | 6,500 | 37136648 |
| 452768 | Sep 18, 1996 | Sep 18, 1996 | Shenandoah Petroleum Corporation | Pecos | University "4" #4 | 6,500 | 37136639 |
| 451526 | Aug 21, 1996 | Aug 21, 1996 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "21" #1 | 6,150 | 16933393 |
| 451525 | Aug 21, 1996 | Aug 21, 1996 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "18" #1 | 6,000 | 16933392 |
| 447422 | Apr 24, 1996 | Apr 24, 1996 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "20" #11 | 6,100 | 16933370 |
| 444531 | Feb 23, 1996 | Feb 23, 1996 | Shenandoah Petroleum Corporation | Garza | Macy-Lott "20 #9 | 7,930 | 16933326 |
| 442208 | Nov 27, 1995 | Nov 27, 1995 | Shenandoah Petroleum Corporation | Garza | Lott, Macy "20" #10 | 6,200 | 16933346 |
| 436519 | Jun 5, 1995 | Jun 5, 1995 | Shenandoah Petroleum Corporation | Pecos | University "4" #3 | 6,500 | 37136532 |
| 435741 | May 18, 1995 | May 18, 1995 | Shenandoah Petroleum Corporation | Garza | Macy-Lott "20" #9 | 8,500 | 16933326 |
| 435413 | May 2, 1995 | May 2, 1995 | Shenandoah Petroleum Corporation | Pecos | University "4A" #1 | 6,500 | 37136529 |
| 432536 | Feb 7, 1995 | Feb 7, 1995 | Shenandoah Petroleum Corporation | Pecos | University McDaniels "9" #1 | 6,900 | 37134018 |