| 766711 | Jul 24, 2013 | Jul 24, 2013 | Venado Oil & Gas, LLC | Eight Ball Unit #3THH | 11,000 | 28732609 |
| 762977 | May 29, 2013 | May 29, 2013 | Riley Exploration, LLC | Trapper Unit 11C #1HH | 6,500 | 28732608 |
| 762456 | May 13, 2013 | May 13, 2013 | Riley Exploration, LLC | Trapper Unit 15A #1HH | 6,500 | 28732607 |
| 761223 | Apr 24, 2013 | Apr 24, 2013 | Riley Exploration, LLC | Trapper Unit 11A #1HH | 6,500 | 28732606 |
| 759857 | Apr 12, 2013 | Apr 12, 2013 | Impetro Operating LLC | Becker Oltmann Unit #3HH | 8,500 | 28730695 |
| 760158 | Apr 5, 2013 | Apr 5, 2013 | Venado Oil & Gas, LLC | Faske Birnbaum #2HRH | 16,500 | 28732605 |
| 760158Amendment | Apr 5, 2013 | Apr 5, 2013 | Venado Oil & Gas, LLC | Faske Birnbaum Unit #2HRH | 14,500 | 28732605 |
| 757674 | Mar 6, 2013 | Mar 6, 2013 | Venado Oil & Gas, LLC | Faske Birnbaum Unit #2HH | 16,500 | 28732604 |
| 756644 | Feb 19, 2013 | Feb 19, 2013 | WCS Oil & Gas Corporation | Selma Hoppe Unit #1REH | 11,000 | 28731396 |
| 756163 | Feb 7, 2013 | Feb 7, 2013 | Venado Oil & Gas, LLC | Eight Ball Unit #2HH | 14,500 | 28732603 |
| 756106 | Feb 6, 2013 | Feb 6, 2013 | Venado Oil & Gas, LLC | Faske Birnbaum #1 | 12,000 | 28732602 |
| 755801 | Feb 1, 2013 | Feb 1, 2013 | Venado Oil & Gas, LLC | Eight Ball Unit #1 | 12,000 | 28732601 |
| 755801Amendment | Feb 1, 2013 | Feb 1, 2013 | Crescent Pass Energy, LLC | Eight Ball SWD #1 | 10,427 | 28732601 |
| 747890 | Sep 19, 2012 | Sep 19, 2012 | Encana Oil & Gas(usa) Inc. | Harper Unit #1HH | 9,000 | 28732600 |
| 747890Amendment | Sep 19, 2012 | Sep 19, 2012 | Encana Oil & Gas(usa) Inc. | Harper-Stuermer Unit #1HH | 9,000 | 28732600 |
| 747889 | Sep 19, 2012 | Sep 19, 2012 | Encana Oil & Gas(usa) Inc. | Harper Unit #2HH | 9,000 | 28732599 |
| 747889Amendment | Sep 19, 2012 | Sep 19, 2012 | Encana Oil & Gas(usa) Inc. | Harper-Stuermer Unit #2HH | 9,000 | 28732599 |
| 747109 | Sep 7, 2012 | Sep 7, 2012 | Impetro Operating LLC | Becker Oltmann Unit #1HH | 9,000 | 28732176 |
| 747027 | Aug 31, 2012 | Aug 31, 2012 | Riley Exploration, LLC | Trapper Unit 13A #1HH | 8,000 | 28732598 |
| 747027Amendment | Aug 31, 2012 | Aug 31, 2012 | Riley Exploration, LLC | Trapper Unit 13A #1HH | 8,000 | 28732598 |
| 745939 | Aug 14, 2012 | Aug 14, 2012 | Riley Exploration, LLC | Trapper Unit 9A #1HH | 8,000 | 28732597 |
| 745939Amendment | Aug 14, 2012 | Aug 14, 2012 | Riley Exploration, LLC | Trapper Unit 9A #1HH | 8,000 | 28732597 |
| 742758 | Jul 17, 2012 | Jul 17, 2012 | Enervest Operating, L.L.C. | Johnson-Luecke Unit #1H | 9,000 | 28732596 |
| 733119 | Jun 19, 2012 | Jun 19, 2012 | WCS Oil & Gas Corporation | Wolz #1HH | 10,000 | 28732593 |
| 741181 | Jun 12, 2012 | Jun 12, 2012 | WCS Oil & Gas Corporation | Deborah Unit #1REH | 11,000 | 28732235 |
| 735291 | Jun 4, 2012 | Jun 4, 2012 | Square One Corporation | Kurio #3 | 9,100 | 28731103 |
| 739113 | May 8, 2012 | May 8, 2012 | Texas Onshore Energy, Inc. | Richter #1 | 8,360 | 28731960 |
| 738388 | May 1, 2012 | May 1, 2012 | Leexus Oil LLC | Loebau #1H | 7,000 | 28732361 |
| 738105 | Apr 26, 2012 | Apr 26, 2012 | Enervest Operating, L.L.C. | Randolph #1REH | 10,800 | 28732412 |
| 735637 | Apr 6, 2012 | Apr 6, 2012 | Browning Oil Company, Inc. | Mary Kay #1 | 5,265 | 28730459 |
| 736395 | Mar 30, 2012 | Mar 30, 2012 | Williams, Clayton Energy, Inc. | Balcar Unit #1H | 8,200 | 28732595 |
| 736395Amendment | Mar 30, 2012 | Mar 30, 2012 | Williams, Clayton Energy, Inc. | Balcar Unit #1H | 8,200 | 28732595 |
| 736273 | Mar 29, 2012 | Mar 29, 2012 | Williams, Clayton Energy, Inc. | Zschech Unit #1H | 8,200 | 28732594 |
| 736273Amendment | Mar 29, 2012 | Mar 29, 2012 | Williams, Clayton Energy, Inc. | Zschech Unit #1H | 8,200 | 28732594 |
| 733500 | Mar 17, 2012 | Mar 17, 2012 | WCS Oil & Gas Corporation | Erna H. #1REH | 11,000 | 28731368 |
| 732707 | Feb 9, 2012 | Feb 9, 2012 | Leexus Oil LLC | Krause (A) #2 HH | 8,500 | 28731514 |
| 731450 | Feb 7, 2012 | Feb 7, 2012 | Leexus Oil LLC | Loraine #1 | 9,500 | 28731592 |
| 731523 | Jan 25, 2012 | Jan 25, 2012 | Impetro Operating LLC | Kimberly #1 | 9,300 | 28731431 |
| 732162 | Jan 24, 2012 | Jan 24, 2012 | Venado Oil & Gas, LLC | Harrison Unit #2HH | 13,500 | 28732592 |
| 732162Amendment | Jan 24, 2012 | Jan 24, 2012 | Venado Oil & Gas, LLC | Harrison Unit #2HH | 13,500 | 28732592 |
| 730298 | Dec 22, 2011 | Dec 22, 2011 | Venado Oil & Gas, LLC | Harrison Unit #1HH | 13,500 | 28732591 |
| 730298Amendment | Dec 22, 2011 | Dec 22, 2011 | Venado Oil & Gas, LLC | Harrison Unit #1V | 6,900 | 28732591 |
| 727145 | Nov 8, 2011 | Nov 8, 2011 | Impetro Operating LLC | Becker Oltman Unit #1HH | 9,000 | 28732176 |
| 727126 | Nov 1, 2011 | Nov 1, 2011 | Leexus Oil LLC | Evelyn Stuermer #1HH | 8,800 | 28731716 |
| 726372 | Oct 19, 2011 | Oct 19, 2011 | Venado Oil & Gas, LLC | Ball Unit #1HH | 12,925 | 28732590 |
| 726372Amendment | Oct 19, 2011 | Oct 19, 2011 | Venado Oil & Gas, LLC | Ball Unit #1HH | 12,925 | 28732590 |
| 723572 | Oct 7, 2011 | Oct 7, 2011 | Leexus Oil LLC | Patsy #1HH | 8,856 | 28731970 |
| 725319 | Oct 3, 2011 | Oct 3, 2011 | Williams, Clayton Energy, Inc. | Wiederhold, Evelyn Unit #1H | 8,000 | 28732589 |
| 724685 | Sep 23, 2011 | Sep 23, 2011 | Enervest Operating, L.L.C. | Burttschell 'A' #1 | 8,500 | 28731578 |
| 724393 | Sep 23, 2011 | Sep 23, 2011 | Enervest Operating, L.L.C. | Lou-Ann #1REH | 10,000 | 28731313 |
| 723219 | Aug 31, 2011 | Aug 31, 2011 | Enervest Operating, L.L.C. | Turner, Ruby #1REH | 10,500 | 28731359 |
| 723219Amendment | Aug 31, 2011 | Aug 31, 2011 | Enervest Operating, L.L.C. | Turner, Ruby #1REH | 10,500 | 28731359 |
| 721471 | Aug 5, 2011 | Aug 5, 2011 | Enervest Operating, L.L.C. | Ecf Oil Unit 1 #1REH | 10,000 | 28730782 |
| 721251 | Aug 2, 2011 | Aug 2, 2011 | Enervest Operating, L.L.C. | Ruthven, Shirley #2H | 11,000 | 28732588 |
| 720066 | Jul 15, 2011 | Jul 15, 2011 | Leexus Oil LLC | Mitschke #1H | 7,500 | 28732587 |
| 720066Amendment | Jul 15, 2011 | Jul 15, 2011 | Leexus Oil LLC | Mitschke #1H | 7,500 | 28732587 |
| 718600 | Jun 23, 2011 | Jun 23, 2011 | Impetro Operating LLC | Koehler Unit #2STH | 8,700 | 28731616 |
| 717242 | May 27, 2011 | May 27, 2011 | Anatexas Offshore, Inc. | Alexander Drilling Unit #1H | 6,700 | 28732579 |
| 715459 | May 23, 2011 | May 23, 2011 | Leexus Oil LLC | Schulze #1HH | 8,400 | 28732204 |
| 716698 | May 20, 2011 | May 20, 2011 | Forest Oil Corporation | Dube #1H | 10,300 | 28732586 |
| 713730 | Apr 13, 2011 | Apr 13, 2011 | Williams, Clayton Energy, Inc. | Beisert OL Unit #1H | 8,000 | 28732585 |
| 713730Amendment | Apr 13, 2011 | Apr 13, 2011 | Williams, Clayton Energy, Inc. | Beisert OL Unit #1H | 8,000 | 28732585 |
| 710711 | Feb 23, 2011 | Feb 23, 2011 | Williams, Clayton Energy, Inc. | Wiederhold Unit #1H | 7,800 | 28732584 |
| 710711Amendment | Feb 23, 2011 | Feb 23, 2011 | Williams, Clayton Energy, Inc. | Wiederhold Unit #1H | 7,800 | 28732584 |
| 709095 | Jan 28, 2011 | Jan 28, 2011 | Leexus Oil LLC | Hawn #1 HH | 9,000 | 28730488 |
| 708954 | Jan 26, 2011 | Jan 26, 2011 | Forest Oil Corporation | Conrad Hart #1 | 6,400 | 28732583 |
| 706561 | Dec 15, 2010 | Dec 15, 2010 | Texas Onshore Energy, Inc. | Osado #1 | 8,475 | 28731967 |
| 706561Amendment | Dec 15, 2010 | Dec 15, 2010 | Texas Onshore Energy, Inc. | Osado #1 | 8,475 | 28731967 |
| 704139 | Nov 30, 2010 | Nov 30, 2010 | Leexus Oil LLC | Onnie Ray #1HH | 9,998 | 28731891 |
| 703732 | Oct 18, 2010 | Oct 18, 2010 | Williams, Clayton Energy, Inc. | Creek OL Unit #1H | 8,000 | 28732582 |
| 703732Amendment | Oct 18, 2010 | Oct 18, 2010 | Williams, Clayton Energy, Inc. | Creek OL Unit #1H | 8,000 | 28732582 |
| 703689 | Oct 18, 2010 | Oct 18, 2010 | Williams, Clayton Energy, Inc. | Loebau Unit #1H | 8,000 | 28732581 |
| 701575 | Sep 8, 2010 | Sep 8, 2010 | U. S. Operating, Inc. | Jeneva (Navarro) #2 | 6,000 | 28732580 |
| 700770 | Aug 18, 2010 | Aug 18, 2010 | Anatexas Offshore, Inc. | Alexander Drilling Unit #1H | 6,700 | 28732579 |
| 700326 | Aug 17, 2010 | Aug 17, 2010 | Forest Oil Corporation | French #1 HH | 8,000 | 28732578 |
| 698735 | Jul 12, 2010 | Jul 12, 2010 | Williams, Clayton Energy, Inc. | Scallions-Lehmann Unit #1H | 8,000 | 28732577 |
| 698735Amendment | Jul 12, 2010 | Jul 12, 2010 | Williams, Clayton Energy, Inc. | Scallions-Lehmann Unit #1H | 8,000 | 28732577 |
| 697818 | Jun 21, 2010 | Jun 21, 2010 | U. S. Operating, Inc. | Joan #2 | 8,182 | 28731331 |
| 697746 | Jun 18, 2010 | Jun 18, 2010 | Leexus Oil LLC | Vaughn #1HH | 8,000 | 28731752 |
| 697101 | Jun 11, 2010 | Jun 11, 2010 | U. S. Operating, Inc. | Margaret #2 | 8,447 | 28730691 |
| 696486 | May 27, 2010 | May 27, 2010 | U. S. Operating, Inc. | Irene #1 | 8,225 | 28731018 |
| 696345 | May 21, 2010 | May 21, 2010 | Impetro Operating LLC | Fred Becker #1 HH | 8,048 | 28730934 |
| 696345Amendment | May 21, 2010 | May 21, 2010 | Impetro Operating LLC | Fred Becker #1 HH | 8,048 | 28730934 |
| 696292 | May 21, 2010 | May 21, 2010 | Forest Oil Corporation | Pohl #1H | 7,920 | 28732576 |
| 695898 | May 18, 2010 | May 18, 2010 | Leexus Oil LLC | Goin #1HH | 9,280 | 28731659 |
| 695815 | May 18, 2010 | May 18, 2010 | U. S. Operating, Inc. | Kerry #1 | 8,195 | 28731036 |
| 695418 | May 5, 2010 | May 5, 2010 | Brammer Engineering, Inc. | Boettcher Patschke #2HH | 7,000 | 28732575 |
| 690120 | Jan 26, 2010 | Jan 26, 2010 | Williams, Clayton Energy, Inc. | Lehmann OL Unit #1H | 8,000 | 28732574 |
| 690120Amendment | Jan 26, 2010 | Jan 26, 2010 | Williams, Clayton Energy, Inc. | Lehmann OL Unit #1H | 8,000 | 28732574 |
| 690120Amendment | Jan 26, 2010 | Jan 26, 2010 | Williams, Clayton Energy, Inc. | Lehmann OL Unit #1H | 8,000 | 28732574 |
| 689137 | Jan 14, 2010 | Jan 14, 2010 | Sharon Resources, Inc. | Barbara Ann Unit #1 | 9,434 | 28732505 |
| 689500 | Jan 11, 2010 | Jan 11, 2010 | Forest Oil Corporation | Merka #1H | 7,230 | 28732573 |
| 686350 | Oct 20, 2009 | Oct 20, 2009 | Brammer Engineering, Inc. | Boettcher Patschke #1HH | 7,000 | 28732572 |
| 685232 | Sep 18, 2009 | Sep 18, 2009 | Geosouthern Energy Corporation | Brown #1 | 7,500 | 28732571 |
| 685232Amendment | Sep 18, 2009 | Sep 18, 2009 | Geosouthern Energy Corporation | Brown #1H | 7,500 | 28732571 |
| 684981 | Sep 16, 2009 | Sep 16, 2009 | Geosouthern Energy Corporation | Lay #1 | 7,500 | 28732569 |
| 684981Amendment | Sep 16, 2009 | Sep 16, 2009 | Geosouthern Energy Corporation | Lay #1H | 7,500 | 28732569 |
| 685107 | Sep 15, 2009 | Sep 15, 2009 | Geosouthern Energy Corporation | Winkler #1 | 7,500 | 28732570 |
| 685107Amendment | Sep 15, 2009 | Sep 15, 2009 | Geosouthern Energy Corporation | Winkler #1H | 7,500 | 28732570 |
| 684629 | Aug 31, 2009 | Aug 31, 2009 | Diversity Petroleum, LP | T. G. E. Moerbe #1 | 8,000 | 28732568 |