| 886998 | Jan 11, 2023 | Jan 11, 2023 | Milestone Operating, Inc. | Hardin | Arco Hcsl #1 | 7,300 | 19932625 |
| 874297 | Nov 22, 2021 | Nov 22, 2021 | Milestone Operating, Inc. | Jefferson | Jefferson Land Co. #43 | 9,330 | 24501791 |
| 867986 | Apr 14, 2021 | Apr 14, 2021 | Milestone Operating, Inc. | Jefferson | B.A. Steinhagen 'E' #1 | 7,800 | 24501800 |
| 864231 | Jul 21, 2020 | Jul 21, 2020 | Milestone Operating, Inc. | Jefferson | Quail Unit #1 | 8,401 | 24532339 |
| 858836 | Nov 13, 2019 | Nov 13, 2019 | Milestone Operating, Inc. | Jefferson | Pleasant, Ed, et UX #4 | 7,809 | 24501809 |
| 817420 | Aug 8, 2016 | Aug 8, 2016 | Milestone Operating, Inc. | Hardin | Arco Hcsl #5 | 7,087 | 19932674 |
| 813637 | Feb 3, 2016 | Feb 3, 2016 | Milestone Operating, Inc. | Jefferson | B. A. Steinhagen B #10 | 7,920 | 24501741 |
| 805128 | Mar 31, 2015 | Mar 31, 2015 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee 'C' #28 | 7,206 | 19900588 |
| 794624 | Sep 22, 2014 | Sep 22, 2014 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee 'C' #19 | 6,800 | 19900579 |
| 792578 | Sep 6, 2014 | Sep 6, 2014 | Milestone Operating, Inc. | Jefferson | Broussard Trust #11 | 7,913 | 24501726 |
| 756840 | Feb 20, 2013 | Feb 20, 2013 | Milestone Operating, Inc. | Tyler | East Texas Oil Company Fee 'G' #9 | 9,100 | 45730337 |
| 756028 | Feb 6, 2013 | Feb 6, 2013 | Milestone Operating, Inc. | Hardin | Arco Hcsl #3 | 6,050 | 19900019 |
| 750953 | Nov 8, 2012 | Nov 8, 2012 | Milestone Operating, Inc. | Tyler | East Texas Oil Company Fee 'G' #7 | 9,663 | 45730318 |
| 740666 | May 21, 2012 | May 21, 2012 | Milestone Operating, Inc. | Jefferson | B. A. Steinhagen B #10 | 7,920 | 24501741 |
| 725072 | Oct 3, 2011 | Oct 3, 2011 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee 'B' #9 | 7,500 | 19933107 |
| 717833 | Jun 21, 2011 | Jun 21, 2011 | Milestone Operating, Inc. | Jefferson | Jefferson Land Company #7 | 9,435 | 24501757 |
| 717197 | May 31, 2011 | May 31, 2011 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee 'B' #6 | 7,300 | 19932643 |
| 709485 | Feb 4, 2011 | Feb 4, 2011 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee 'B' #9 | 7,500 | 19933107 |
| 707889 | Jan 10, 2011 | Jan 10, 2011 | Milestone Operating, Inc. | Hardin | Arco Hcsl #2 | 7,320 | 19930326 |
| 704576 | Nov 3, 2010 | Nov 3, 2010 | Milestone Operating, Inc. | Jefferson | Pleasant, E. D. #8 | 7,674 | 24532538 |
| 703933 | Oct 21, 2010 | Oct 21, 2010 | Milestone Operating, Inc. | Hardin | Arco Hcsl #1 | 7,300 | 19932625 |
| 700960 | Sep 2, 2010 | Sep 2, 2010 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee "C" #19 | 6,800 | 19900579 |
| 697482 | Jun 17, 2010 | Jun 17, 2010 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee "B" #8 | 6,200 | 19932665 |
| 697629 | Jun 16, 2010 | Jun 16, 2010 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee "B" #6 | 7,300 | 19932643 |
| 686158 | Oct 22, 2009 | Oct 22, 2009 | Milestone Operating, Inc. | Jefferson | Jefferson Land Company #64 | 16,500 | 24532629 |
| 682756 | Jul 10, 2009 | Jul 10, 2009 | Milestone Operating, Inc. | Jefferson | Jefferson Land Company #61 | 7,515 | 24532566 |
| 681581 | Jun 2, 2009 | Jun 2, 2009 | Milestone Operating, Inc. | Jefferson | Jefferson Land Company #63 | 10,000 | 24532608 |
| 679805 | May 21, 2009 | May 21, 2009 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee "C" #15 | 7,300 | 19900575 |
| 680602 | Apr 30, 2009 | Apr 30, 2009 | Milestone Operating, Inc. | Jefferson | Broussard Trust #46 | 7,721 | 24501708 |
| 679403 | Mar 23, 2009 | Mar 23, 2009 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee "B" #5 | 9,508 | 19931256 |
| 679217 | Mar 18, 2009 | Mar 18, 2009 | Milestone Operating, Inc. | Jefferson | B.a.steinhagen 'E' #1 | 7,800 | 24501800 |
| 679217Amendment | Mar 18, 2009 | Mar 18, 2009 | Milestone Operating, Inc. | Jefferson | Lovells Lake Frio 1 Gas Unit #36 | 7,800 | 24501800 |
| 677199 | Jan 15, 2009 | Jan 15, 2009 | Milestone Operating, Inc. | Jefferson | Jefferson Land Company #62 | 10,500 | 24532581 |
| 673749 | Oct 28, 2008 | Oct 28, 2008 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee "B" #6 | 7,300 | 19932643 |
| 668709 | Sep 3, 2008 | Sep 3, 2008 | Milestone Operating, Inc. | Jefferson | Jefferson Land Company #40 | 9,006 | 24501787 |
| 668705 | Aug 12, 2008 | Aug 12, 2008 | Milestone Operating, Inc. | Jefferson | Jefferson Land Company #61 | 9,000 | 24532566 |
| 662531 | Jun 10, 2008 | Jun 10, 2008 | Milestone Operating, Inc. | Hardin | East Texas Oil Co. Fee "C" #19 | 6,800 | 19900579 |
| 662512 | Jun 10, 2008 | Jun 10, 2008 | Milestone Operating, Inc. | Jefferson | Jefferson Land Company #46 | 9,650 | 24501794 |
| 660129 | May 2, 2008 | May 2, 2008 | Milestone Operating, Inc. | Jefferson | Jefferson Land Company #60 | 9,300 | 24532551 |
| 655663 | Apr 16, 2008 | Apr 16, 2008 | Milestone Operating, Inc. | Jefferson | Pleasant, E. D. #7 | 7,826 | 24532424 |
| 654981 | Apr 16, 2008 | Apr 16, 2008 | Milestone Operating, Inc. | Hardin | Arco Hcsl #5 | 7,087 | 19932674 |
| 651538 | Jan 18, 2008 | Jan 18, 2008 | Milestone Operating, Inc. | Jefferson | Broussard Trust #46 | 7,721 | 24501708 |
| 652164 | Jan 4, 2008 | Jan 4, 2008 | Milestone Operating, Inc. | Jefferson | Pleasant, E.D. #8 | 9,800 | 24532538 |
| 650981 | Dec 14, 2007 | Dec 14, 2007 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee "B" #9 | 7,500 | 19933107 |
| 650467 | Dec 13, 2007 | Dec 13, 2007 | Milestone Operating, Inc. | Jefferson | Broussard Trust #21 | 7,790 | 24501699 |
| 632660 | Feb 13, 2007 | Feb 13, 2007 | Milestone Operating, Inc. | Jefferson | Jefferson Land Company #51R | 9,800 | 24532349 |
| 625252 | Sep 12, 2006 | Sep 12, 2006 | Milestone Operating, Inc. | Hardin | East Texas Oil Company Fee "B" #6 | 7,300 | 19932643 |
| 625174 | Aug 30, 2006 | Aug 30, 2006 | Milestone Operating, Inc. | Jefferson | Quail Unit #3 | 8,900 | 24532458 |
| 623139 | Jul 25, 2006 | Jul 25, 2006 | Milestone Operating, Inc | Jefferson | Broussard Trust #71 | 9,800 | 24532450 |
| 623136 | Jul 25, 2006 | Jul 25, 2006 | Milestone Operating, Inc | Jefferson | Broussard Trust #70 | 6,000 | 24532451 |
| 614692 | Feb 23, 2006 | Feb 23, 2006 | Milestone Operating, Inc | Jefferson | Jefferson Land Co. #43 | 9,800 | 24501791 |
| 610921 | Dec 15, 2005 | Dec 15, 2005 | Milestone Operating, Inc. | Jefferson | Plesant, E.D. #1D | 2,000 | 24501732 |
| 609545 | Nov 18, 2005 | Nov 18, 2005 | Milestone Operating, Inc | Hardin | Arco Hcsl #5 | 7,087 | 19932674 |
| 609601 | Nov 16, 2005 | Nov 16, 2005 | Milestone Operating, Inc. | Jefferson | Pleasant, E. D. #7 | 9,500 | 24532424 |
| 605608 | Aug 30, 2005 | Aug 30, 2005 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #4 | 8,995 | 24501754 |
| 604255 | Aug 4, 2005 | Aug 4, 2005 | Milestone Operating, Inc | Jefferson | Lovell Lake Frio 1 Gas Unit #39 | 9,500 | 24501740 |
| 603028 | Jul 8, 2005 | Jul 8, 2005 | Milestone Operating, Inc | Jefferson | Lovell Lake Frio 1 Gas Unit #1 | 8,000 | 24501726 |
| 549060Amendment | Apr 19, 2005 | Apr 19, 2005 | Milestone Operating, Inc | Jefferson | Jefferson Land Co. #4 | 8,995 | 24501754 |
| 560467 | Apr 14, 2005 | Apr 14, 2005 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #51R | 9,200 | 24532349 |
| 558056 | Apr 7, 2005 | Apr 7, 2005 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #51 | 7,850 | 24501773 |
| 556597 | Jan 26, 2005 | Jan 26, 2005 | Milestone Operating, Inc | Jefferson | Broussard Trust #45 | 9,500 | 24501707 |
| 555365 | Dec 28, 2004 | Dec 28, 2004 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #18 | 7,790 | 24501768 |
| 549060 | Aug 5, 2004 | Aug 5, 2004 | Milestone Operating, Inc | Jefferson | Jefferson Land Co. #4 | 9,400 | 24501754 |
| 545787 | May 19, 2004 | May 19, 2004 | Milestone Operating, Inc | Jefferson | Lovell Lake Gas Unit 1 #8 | 7,800 | 24501807 |
| 545787Amendment | May 19, 2004 | May 19, 2004 | Milestone Operating, Inc | Jefferson | Lovell Lake Gas Unit 1 #8 | 7,900 | 24501807 |
| 539387 | Dec 29, 2003 | Dec 29, 2003 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #51R | 9,200 | 24532349 |
| 539945 | Dec 22, 2003 | Dec 22, 2003 | Milestone Operating, Inc | Jefferson | Nelson, J. G. #8 | 8,300 | 24532350 |
| 532930 | Jun 10, 2003 | Jun 10, 2003 | Milestone Operating, Inc | Jefferson | Quail Unit #2 | 8,650 | 24532342 |
| 532150 | Jun 9, 2003 | Jun 9, 2003 | Milestone Operating, Inc | Jefferson | Quail Unit #1 | 8,300 | 24532339 |
| 532150Amendment | Jun 9, 2003 | Jun 9, 2003 | Milestone Operating, Inc | Jefferson | Quail Unit #1 | 8,398 | 24532339 |
| 531017 | May 15, 2003 | May 15, 2003 | Milestone Operating, Inc | Jefferson | Nelson, Ross B. #7 | 8,000 | 24501810 |
| 531219 | May 5, 2003 | May 5, 2003 | Milestone Operating, Inc | Hardin | East Texas Oil Company Fee "C" #21 | 6,650 | 19900581 |
| 529805 | Apr 17, 2003 | Apr 17, 2003 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #7 | 7,683 | 24501757 |
| 529805Amendment | Apr 17, 2003 | Apr 17, 2003 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #7 | 9,435 | 24501757 |
| 529142 | Apr 9, 2003 | Apr 9, 2003 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #54 | 7,815 | 24530060 |
| 529142Amendment | Apr 9, 2003 | Apr 9, 2003 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #54 | 7,815 | 24530060 |
| 529141 | Apr 9, 2003 | Apr 9, 2003 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #55 | 7,700 | 24530059 |
| 526999 | Jan 8, 2003 | Jan 8, 2003 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #52 | 7,870 | 24503405 |
| 526507 | Dec 20, 2002 | Dec 20, 2002 | Milestone Operating, Inc | Hardin | East Texas Oil Company Fee "C" #3 | 7,285 | 19900564 |
| 524301 | Oct 9, 2002 | Oct 9, 2002 | Milestone Operating, Inc | Jefferson | Broussard Trust #23 | 7,724 | 24501701 |
| 523026 | Sep 3, 2002 | Sep 3, 2002 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #40 | 9,042 | 24501787 |
| 522945 | Aug 21, 2002 | Aug 21, 2002 | Milestone Operating, Inc | Jefferson | Jefferson Land Company #45 | 9,114 | 24501793 |
| 517645 | Feb 21, 2002 | Feb 21, 2002 | Milestone Operating, Inc | Jefferson | Lovell Lake Frio 1 Gas Unit #38 | 7,870 | 24503405 |
| 514972 | Nov 29, 2001 | Nov 29, 2001 | Milestone Operating, Inc | Jefferson | Broussard Trust #64 | 7,850 | 24530064 |
| 514744 | Oct 31, 2001 | Oct 31, 2001 | Milestone Operating, Inc | Jefferson | Broussard Trust #8 | 7,790 | 24501694 |
| 511993 | Aug 7, 2001 | Aug 7, 2001 | Milestone Operating, Inc | Jefferson | Jefferson Land Co. #6 | 7,793 | 24501756 |
| 511936 | Aug 2, 2001 | Aug 2, 2001 | Milestone Operating, Inc | Jefferson | Broussard Trust #34 | 7,721 | 24501702 |
| 511477 | Jul 19, 2001 | Jul 19, 2001 | Milestone Operating, Inc | Jefferson | Broussard Trust #59 | 7,765 | 24501686 |
| 507760 | Apr 17, 2001 | Apr 17, 2001 | Milestone Operating, Inc | Hardin | Arco Hcsl #5 | 7,087 | 19932674 |
| 504770Amendment | Feb 5, 2001 | Feb 5, 2001 | Milestone Operating, Inc | Jefferson | Broussard Trust #26 | 7,811 | 24501671 |