| 725525 | Oct 10, 2011 | Oct 10, 2011 | Boyd & McWilliams Energy Group | Fisher | Cassle #1 | 6,100 | 15132510 |
| 702420 | Sep 23, 2010 | Sep 23, 2010 | Boyd & McWilliams Energy Group | Andrews | Cox Estate #1 | 8,475 | 00310883 |
| 699522 | Jul 30, 2010 | Jul 30, 2010 | Boyd & McWilliams Energy Group | Fisher | Cassle #2 | 6,700 | 15132810 |
| 690040 | Jan 29, 2010 | Jan 29, 2010 | Boyd & McWilliams Energy Group | Reeves | Beckham 9 #2 | 6,700 | 38932625 |
| 686756 | Nov 3, 2009 | Nov 3, 2009 | Boyd & McWilliams Energy Group | Irion | Lopez Creek #10 | 6,900 | 23534465 |
| 680815 | May 7, 2009 | May 7, 2009 | Boyd & McWilliams Energy Group | Fisher | H.O. Cassle #4 | 5,999 | 15132761 |
| 675016 | Nov 19, 2008 | Nov 19, 2008 | Boyd & McWilliams Energy Group | Nolan | McPherson #1 | 7,200 | 35331526 |
| 673611 | Oct 25, 2008 | Oct 25, 2008 | Boyd & McWilliams Energy Group | Mitchell | Martin #1 | 7,300 | 33533243 |
| 667092 | Aug 14, 2008 | Aug 14, 2008 | Boyd & McWilliams Energy Group | Irion | Lopez Creek #11 | 6,900 | 23534319 |
| 662696 | Jun 7, 2008 | Jun 7, 2008 | Boyd & McWilliams Energy Group | Ward | Shawnee Unit #1 | 7,000 | 47535402 |
| 653372 | Jan 29, 2008 | Jan 29, 2008 | Boyd & McWilliams Energy Group | Fisher | Cassle, H. O. #3 | 6,042 | 15101752 |
| 653030 | Jan 22, 2008 | Jan 22, 2008 | Boyd & McWilliams Energy Group | Stonewall | Hoy #3SW | 6,400 | 43331650 |
| 650019 | Nov 29, 2007 | Nov 29, 2007 | Boyd & McWilliams Energy Group | Martin | Plow, Patrica #9 | 10,500 | 31734771 |
| 649979 | Nov 29, 2007 | Nov 29, 2007 | Boyd & McWilliams Energy Group | Dawson | King #1 | 7,600 | 11533223 |
| 649407 | Nov 16, 2007 | Nov 16, 2007 | Boyd & McWilliams Energy Group | Martin | Mabee Breedlove Clearfork Unit #15 | 7,999 | 31735114 |
| 649249 | Nov 15, 2007 | Nov 15, 2007 | Boyd & McWilliams Energy Group | Martin | Mabee Breedlove Clearfork Unit #14 | 7,999 | 31735106 |
| 647211 | Oct 9, 2007 | Oct 9, 2007 | Boyd & McWilliams Energy Group | Fisher | Johnson #2 | 4,999 | 15132655 |
| 647210 | Oct 9, 2007 | Oct 9, 2007 | Boyd & McWilliams Energy Group | Fisher | Johnson #1 | 4,999 | 15101548 |
| 647078 | Oct 5, 2007 | Oct 5, 2007 | Boyd & McWilliams Energy Group | Martin | Mabee Breedlove Clearfork Unit #13 | 10,500 | 31735061 |
| 643058 | Aug 1, 2007 | Aug 1, 2007 | Boyd & McWilliams Energy Group | Stonewall | Y6 #1 | 6,100 | 43333377 |
| 640624 | Jun 22, 2007 | Jun 22, 2007 | Boyd & McWilliams Energy Group | Martin | Mabee Breedlove Clearfork Unit #12 | 7,700 | 31734942 |
| 640358 | Jun 15, 2007 | Jun 15, 2007 | Boyd & McWilliams Energy Group | Fisher | Ferguson 3 #1 | 4,900 | 15132636 |
| 637040 | Apr 13, 2007 | Apr 13, 2007 | Boyd & McWilliams Energy Group | Fisher | Teague #9 | 6,100 | 15130960 |
| 637040Amendment | Apr 13, 2007 | Apr 13, 2007 | Boyd & McWilliams Energy Group | Fisher | Teague #9 | 6,100 | 15130960 |
| 635365 | Mar 23, 2007 | Mar 23, 2007 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #11 | 11,200 | 31734886 |
| 634882 | Mar 15, 2007 | Mar 15, 2007 | Boyd & McWilliams Energy Group | Fisher | Teague #2 | 4,800 | 15101826 |
| 634330 | Mar 8, 2007 | Mar 8, 2007 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #10 | 11,200 | 31700206 |
| 630754 | Dec 20, 2006 | Dec 20, 2006 | Boyd & McWilliams Energy Group | Glasscock | Ballenger #1 | 8,900 | 17333276 |
| 628195 | Oct 27, 2006 | Oct 27, 2006 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #9 | 7,700 | 31734771 |
| 628195Amendment | Oct 27, 2006 | Oct 27, 2006 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #9 | 10,500 | 31734771 |
| 627895 | Oct 27, 2006 | Oct 27, 2006 | Boyd & McWilliams Energy Group | Schleicher | 7 University 54 #1 | 7,947 | 41330954 |
| 627279 | Oct 10, 2006 | Oct 10, 2006 | Boyd & McWilliams Energy Group | Stonewall | T Diamond #1 | 6,500 | 43333349 |
| 626574 | Sep 27, 2006 | Sep 27, 2006 | Boyd & McWilliams Energy Group | Fisher | Teague #4 | 4,800 | 15101828 |
| 626572 | Sep 27, 2006 | Sep 27, 2006 | Boyd & McWilliams Energy Group | Glasscock | Ballenger 45 #2 | 8,500 | 17330886 |
| 626386 | Sep 22, 2006 | Sep 22, 2006 | Boyd & McWilliams Energy Group | Stonewall | Bryan 11 #1 | 3,900 | 43333347 |
| 622978 | Jul 21, 2006 | Jul 21, 2006 | Boyd & McWilliams Energy Group | Martin | Patricia Plow 'A' #2 | 7,700 | 31734722 |
| 622684 | Jul 17, 2006 | Jul 17, 2006 | Boyd & McWilliams Energy Group | Martin | Breedlove, Mallard #2 | 7,700 | 31734721 |
| 622683 | Jul 17, 2006 | Jul 17, 2006 | Boyd & McWilliams Energy Group | Dawson | Classen #5 | 7,800 | 11533163 |
| 619772 | May 23, 2006 | May 23, 2006 | Boyd & McWilliams Energy Group | Borden | Ingraham #1 | 7,400 | 03331998 |
| 619769 | May 23, 2006 | May 23, 2006 | Boyd & McWilliams Energy Group | Dawson | Warren #1 | 6,700 | 11500649 |
| 617694 | Apr 18, 2006 | Apr 18, 2006 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #6 | 7,700 | 31734660 |
| 617507 | Apr 13, 2006 | Apr 13, 2006 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #5 | 7,700 | 31734659 |
| 610350 | Dec 2, 2005 | Dec 2, 2005 | Boyd & McWilliams Energy Group | Dawson | Classen #4 | 7,800 | 11500881 |
| 608447 | Oct 26, 2005 | Oct 26, 2005 | Boyd & McWilliams Energy Group | Martin | Carter #8 | 7,700 | 31734609 |
| 608441 | Oct 26, 2005 | Oct 26, 2005 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia 'A' #1 | 7,700 | 31734610 |
| 608437 | Oct 26, 2005 | Oct 26, 2005 | Boyd & McWilliams Energy Group | Martin | Carter #7 | 7,700 | 31734608 |
| 603649 | Jul 19, 2005 | Jul 19, 2005 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #4 | 7,700 | 31734583 |
| 603319 | Jul 12, 2005 | Jul 12, 2005 | Boyd & McWilliams Energy Group | Martin | Carter #6 | 7,700 | 31734578 |
| 560344 | Apr 12, 2005 | Apr 12, 2005 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #3 X | 7,700 | 31734554 |
| 558583 | Mar 4, 2005 | Mar 4, 2005 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #2 | 7,700 | 31734541 |
| 558580 | Mar 4, 2005 | Mar 4, 2005 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #3 | 7,700 | 31734540 |
| 554430 | Dec 6, 2004 | Dec 6, 2004 | Boyd & McWilliams Energy Group | Howard | Hooks, A. J.-A- #1 | 3,400 | 22710291 |
| 552577 | Oct 20, 2004 | Oct 20, 2004 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #1 | 7,700 | 31734490 |
| 552577Amendment | Oct 20, 2004 | Oct 20, 2004 | Boyd & McWilliams Energy Group | Martin | Plow, Patricia #1 | 7,700 | 31734490 |
| 550677 | Sep 8, 2004 | Sep 8, 2004 | Boyd & McWilliams Energy Group | Howard | Davis #1 | 7,000 | 22735060 |
| 548557 | Jul 21, 2004 | Jul 21, 2004 | Boyd & McWilliams Energy Group | Martin | Carter #5 | 7,700 | 31734468 |
| 543083 | Mar 11, 2004 | Mar 11, 2004 | Boyd & McWilliams Energy Group | Martin | Carter #4 | 7,500 | 31734448 |
| 543083Amendment | Mar 11, 2004 | Mar 11, 2004 | Boyd & McWilliams Energy Group | Martin | Carter #4 | 7,770 | 31734448 |
| 542565 | Feb 26, 2004 | Feb 26, 2004 | Boyd & McWilliams Energy Group | Martin | Kent County School Land #1 | 8,660 | 31732981 |
| 538606 | Nov 14, 2003 | Nov 14, 2003 | Boyd & McWilliams Energy Group | Martin | Breelove, Mallard #1 | 7,600 | 31710058 |
| 537809 | Oct 22, 2003 | Oct 22, 2003 | Boyd & McWilliams Energy Group | Martin | Carter #3 | 7,800 | 31734424 |
| 537092 | Oct 2, 2003 | Oct 2, 2003 | Boyd & McWilliams Energy Group | Martin | Mabee #1 | 7,800 | 31731019 |
| 536083 | Sep 4, 2003 | Sep 4, 2003 | Boyd & McWilliams Energy Group | Martin | Carter #2 | 7,800 | 31734418 |
| 533330 | Jun 19, 2003 | Jun 19, 2003 | Boyd & McWilliams Energy Group | Martin | Carter #1 | 7,800 | 31700157 |
| 531853 | May 12, 2003 | May 12, 2003 | Boyd & McWilliams Energy Group | Fisher | Ferguson 23 #1 | 4,500 | 15132591 |
| 531853Amendment | May 12, 2003 | May 12, 2003 | Boyd & McWilliams Energy Group | Fisher | Ferguson 23 #1 | 5,000 | 15132591 |
| 529110 | Mar 3, 2003 | Mar 3, 2003 | Boyd & McWilliams Energy Group | Howard | Hooks, A. J. A. #2 | 3,300 | 22710293 |
| 525448 | Nov 12, 2002 | Nov 12, 2002 | Boyd & McWilliams Energy Group | Howard | Hooks, A. J. #3 | 3,280 | 22710294 |
| 524091 | Sep 26, 2002 | Sep 26, 2002 | Boyd & McWilliams Energy Group | Fisher | Ferguson 2 #1 | 6,100 | 15132588 |
| 520468 | May 29, 2002 | May 29, 2002 | Boyd & McWilliams Energy Group | Menard | Murr #1 | 4,200 | 32730925 |
| 519271 | Apr 19, 2002 | Apr 19, 2002 | Boyd & McWilliams Energy Group | Reeves | TXL #3102 | 3,350 | 38931016 |
| 518561 | Mar 25, 2002 | Mar 25, 2002 | Boyd & McWilliams Energy Group | Reeves | Regan #4201 | 3,100 | 38932248 |
| 515060 | Nov 5, 2001 | Nov 5, 2001 | Boyd & McWilliams Energy Group | Reeves | TXL #3101 | 3,100 | 38932237 |
| 515060Amendment | Nov 5, 2001 | Nov 5, 2001 | Boyd & McWilliams Energy Group | Reeves | TXL #3101 | 3,100 | 38932237 |
| 499426 | Sep 11, 2000 | Sep 11, 2000 | Boyd & McWilliams Energy Group | Nolan | McLaughlin #901 | 7,400 | 35332700 |
| 484618 | May 18, 1999 | May 18, 1999 | Boyd & McWilliams Energy Group | Schleicher | Spence #1 | 6,500 | 41332062 |
| 470316 | Nov 20, 1997 | Nov 20, 1997 | Boyd & McWilliams Energy Group | Fisher | Ferguson #1 | 6,200 | 15132523 |
| 464555 | Jul 3, 1997 | Jul 3, 1997 | Boyd & McWilliams Energy Group | Fisher | Cassle #1 | 6,100 | 15132510 |
| 455181 | Nov 15, 1996 | Nov 15, 1996 | Boyd & McWilliams Energy Group | Hockley | Echols #1 | 7,000 | 21936302 |
| 454567 | Oct 31, 1996 | Oct 31, 1996 | Boyd & McWilliams Energy Group | Irion | Lopez Creek #3 | 6,600 | 23531866 |
| 454566 | Oct 31, 1996 | Oct 31, 1996 | Boyd & McWilliams Energy Group | Irion | Lopez Creek #6 | 6,500 | 23531912 |
| 447463 | Apr 25, 1996 | Apr 25, 1996 | Boyd & McWilliams Energy Group | Schleicher | Runge #1 | 5,847 | 41300758 |
| 444356 | Feb 1, 1996 | Feb 1, 1996 | Boyd & McWilliams Energy Group | Schleicher | Tisdale, Josephine #1 | 4,444 | 41330397 |
| 440980 | Nov 20, 1995 | Nov 20, 1995 | Boyd & McWilliams Energy Group | Stonewall | Hoy Estate #1 | 6,375 | 43333000 |
| 437781 | Jul 12, 1995 | Jul 12, 1995 | Boyd & McWilliams Energy Group | Schleicher | Powell, Virgil J. #1T | 4,150 | 41330420 |
| 437780 | Jul 12, 1995 | Jul 12, 1995 | Boyd & McWilliams Energy Group | Schleicher | Powell, Virgil J. TR -A- #8 | 4,673 | 41300626 |
| 429610 | Nov 1, 1994 | Nov 1, 1994 | Boyd & McWilliams Energy Group | Menard | Schiel #1 | 1,700 | 32730790 |
| 427388 | Aug 25, 1994 | Aug 25, 1994 | Boyd & McWilliams Energy Group | Schleicher | Kohls #1101 | 7,000 | 41330816 |
| 396170 | Jan 24, 1992 | Jan 24, 1992 | Boyd & McWilliams Energy Group | Concho | Weatherford #1 | 2,700 | 09531443 |
| 394437 | Nov 27, 1991 | Nov 27, 1991 | Boyd & McWilliams Energy Group | Runnels | Scott #1 | 4,600 | 39934171 |
| 387244 | Apr 30, 1991 | Apr 30, 1991 | Boyd & McWilliams Energy Group | Menard | Pfluger 4 #1 | 2,500 | 32730727 |
| 380786 | Nov 8, 1990 | Nov 8, 1990 | Boyd & McWilliams Energy Group | Borden | Flint, Fannie #1 | 6,500 | 03331195 |
| 372367 | Apr 23, 1990 | Apr 23, 1990 | Boyd & McWilliams Energy Group | Irion | Hudson #1 | 2,200 | 23532929 |