| 915373 | May 7, 2026 | May 7, 2026 | Brown, H.L. Operating, L.L.C. | Lubbock | Wright #3 | 6,200 | 30331583 |
| 909743 | Aug 11, 2025 | Aug 11, 2025 | Brown, H.L. Operating, L.L.C. | Lubbock | McMenamy Farms #1 | 6,100 | 30331626 |
| 909745 | Aug 8, 2025 | Aug 8, 2025 | Brown, H.L. Operating, L.L.C. | Lubbock | Stanton-McLeod #7 | 6,100 | 30331531 |
| 909744 | Aug 8, 2025 | Aug 8, 2025 | Brown, H.L. Operating, L.L.C. | Lubbock | L.P. Hastings #24 | 6,100 | 30331603 |
| 902775 | Sep 27, 2024 | Sep 27, 2024 | Brown, H.L. Operating, L.L.C. | Lubbock | Hastings, L. P. #25 | 5,800 | 30331648 |
| 902786 | Sep 20, 2024 | Sep 20, 2024 | Brown, H.L. Operating, L.L.C. | Lubbock | Stanton-McLeod #8 | 5,800 | 30331649 |
| 874247 | Jan 3, 2022 | Jan 3, 2022 | Brown, H.L. Operating, L.L.C. | Lubbock | McMenamy Farms #1 | 5,800 | 30331626 |
| 848910 | Jan 24, 2019 | Jan 24, 2019 | Brown, H.L. Operating, L.L.C. | Cochran | Frost D #6 | 5,200 | 07933405 |
| 842190 | Jul 12, 2018 | Jul 12, 2018 | Brown, H.L. Operating, L.L.C. | Hockley | White Rice 25 #1 | 5,200 | 21937446 |
| 829303 | Aug 2, 2017 | Aug 2, 2017 | Brown, H.L. Operating, L.L.C. | Gaines | Last Chance #601 | 11,400 | 16538602 |
| 829303Amendment | Aug 2, 2017 | Aug 2, 2017 | Brown, H.L. Operating, L.L.C. | Gaines | Last Chance #601 | 11,400 | 16538602 |
| 816504 | Jun 23, 2016 | Jun 23, 2016 | Brown, H.L. Operating, L.L.C. | Gaines | Malone Ranch #301 | 10,500 | 16538411 |
| 808537 | Jul 24, 2015 | Jul 24, 2015 | Brown, H.L. Operating, L.L.C. | Lubbock | Stettner #7 | 5,800 | 30331602 |
| 808536 | Jul 24, 2015 | Jul 24, 2015 | Brown, H.L. Operating, L.L.C. | Lubbock | L.P. Hastings #24 | 5,800 | 30331603 |
| 796340 | Oct 2, 2014 | Oct 2, 2014 | Brown, H.L. Operating, L.L.C. | Coke | McClanahan #1 | 6,200 | 08132126 |
| 783709 | May 13, 2014 | May 13, 2014 | Brown, H.L. Operating, L.L.C. | Lubbock | Wright #4 | 6,000 | 30331589 |
| 782758 | May 12, 2014 | May 12, 2014 | Brown, H.L. Operating, L.L.C. | Lubbock | L.P. Hastings #23 | 6,000 | 30331588 |
| 772962 | Nov 8, 2013 | Nov 8, 2013 | Brown, H.L. Operating, L.L.C. | Lubbock | James #4 | 5,800 | 30331584 |
| 772890 | Nov 7, 2013 | Nov 7, 2013 | Brown, H.L. Operating, L.L.C. | Lubbock | Wright #3 | 5,800 | 30331583 |
| 733899 | Mar 13, 2012 | Mar 13, 2012 | Brown, H.L. Operating, L.L.C. | Lubbock | Hastings, L. P. #22 | 6,000 | 30331569 |
| 732411 | Feb 21, 2012 | Feb 21, 2012 | Brown, H.L. Operating, L.L.C. | Lubbock | Teggeman #4 | 6,000 | 30331567 |
| 713483 | Apr 8, 2011 | Apr 8, 2011 | Brown, H.L. Operating, L.L.C. | Lubbock | Hastings, L.P. #17 | 5,700 | 30331561 |
| 710394 | Feb 28, 2011 | Feb 28, 2011 | Brown, H.L. Operating, L.L.C. | Lubbock | M. Spooner #2 | 5,515 | 30330657 |
| 710396 | Feb 24, 2011 | Feb 24, 2011 | Brown, H.L. Operating, L.L.C. | Lubbock | Hastings 'A' #10 | 6,500 | 30330768 |
| 703164 | Oct 13, 2010 | Oct 13, 2010 | Brown, H.L. Operating, L.L.C. | Lubbock | Fischer #5 | 5,900 | 30331555 |
| 699612 | Aug 2, 2010 | Aug 2, 2010 | Brown, H.L. Operating, L.L.C. | Terry | Tatum #1 | 11,600 | 44532213 |
| 692503 | Mar 24, 2010 | Mar 24, 2010 | Brown, H.L. Operating, L.L.C. | Lubbock | Stettner #6 | 5,600 | 30331545 |
| 691676 | Mar 5, 2010 | Mar 5, 2010 | Brown, H.L. Operating, L.L.C. | Lubbock | Stettner #3 | 5,900 | 30331013 |
| 691869 | Mar 4, 2010 | Mar 4, 2010 | Brown, H.L. Operating, L.L.C. | Lubbock | McGee #2 | 5,800 | 30331544 |
| 691866 | Mar 4, 2010 | Mar 4, 2010 | Brown, H.L. Operating, L.L.C. | Lubbock | Pierson #1 | 5,800 | 30331543 |
| 691866Amendment | Mar 4, 2010 | Mar 4, 2010 | Brown, H.L. Operating, L.L.C. | Lubbock | Pierson #1 | 5,800 | 30331543 |
| 691534 | Feb 25, 2010 | Feb 25, 2010 | Brown, H.L. Operating, L.L.C. | Lubbock | L.P. Hastings #13 | 5,542 | 30331371 |
| 690776 | Feb 19, 2010 | Feb 19, 2010 | Brown, H.L. Operating, L.L.C. | Lubbock | Hastings, L. P. #9 | 6,500 | 30330766 |
| 688897 | Dec 23, 2009 | Dec 23, 2009 | Brown, H.L. Operating, L.L.C. | Lubbock | Hastings, L. P. #21 | 5,550 | 30331541 |
| 686244 | Oct 19, 2009 | Oct 19, 2009 | Brown, H.L. Operating, L.L.C. | Lubbock | McGee #1 | 5,700 | 30331540 |
| 685906 | Oct 8, 2009 | Oct 8, 2009 | Brown, H.L. Operating, L.L.C. | Lubbock | Hastings, L P #20 | 5,500 | 30331539 |
| 683388 | Jul 27, 2009 | Jul 27, 2009 | Brown, H.L. Operating, L.L.C. | Lubbock | Stanton-McLeod #4 | 5,900 | 30331010 |
| 683388Amendment | Jul 27, 2009 | Jul 27, 2009 | Brown, H.L. Operating, L.L.C. | Lubbock | Stanton-McLeod #4 | 6,900 | 30331010 |
| 682018 | Jun 19, 2009 | Jun 19, 2009 | Brown, H.L. Operating, L.L.C. | Lubbock | Stanton-McLeod #7 | 5,700 | 30331531 |
| 681526 | Jun 19, 2009 | Jun 19, 2009 | Brown, H.L. Operating, L.L.C. | Lubbock | L.K. Turnbough #6 | 6,500 | 30331532 |
| 680375 | Jun 3, 2009 | Jun 3, 2009 | Brown, H.L. Operating, L.L.C. | Lubbock | L.P. Hastings #19 | 5,500 | 30331529 |
| 681561 | May 28, 2009 | May 28, 2009 | Brown, H.L. Operating, L.L.C. | Lubbock | Stanton-McLeod #6 | 6,500 | 30331528 |
| 677353 | Jan 21, 2009 | Jan 21, 2009 | Brown, H.L. Operating, L.L.C. | Lubbock | Spooner, M #2 | 5,515 | 30330657 |
| 673132 | Dec 10, 2008 | Dec 10, 2008 | Brown, H.L. Operating, L.L.C. | Lubbock | L.P. Hastings #7 | 5,520 | 30330764 |
| 675832 | Dec 8, 2008 | Dec 8, 2008 | Brown, H.L. Operating, L.L.C. | Lubbock | Hastings, L.P. #18 | 5,700 | 30331520 |
| 675832Amendment | Dec 8, 2008 | Dec 8, 2008 | Brown, H.L. Operating, L.L.C. | Lubbock | Hastings, L.P. #18 | 5,900 | 30331520 |
| 675831 | Dec 8, 2008 | Dec 8, 2008 | Brown, H.L. Operating, L.L.C. | Lubbock | Hastings, L.P. #17 | 5,700 | 30331561 |
| 672035 | Oct 7, 2008 | Oct 7, 2008 | Brown, H.L. Operating, L.L.C. | Lubbock | Stanton-McLeod #1 | 5,505 | 30330933 |
| 666758 | Jul 29, 2008 | Jul 29, 2008 | Brown, H.L. Operating, L.L.C. | Lynn | Forbes #1 | 11,000 | 30530475 |
| 641704 | Jul 6, 2007 | Jul 6, 2007 | Brown, H.L. Operating, L.L.C. | Lubbock | Spooner, M. #6 | 6,000 | 30331495 |
| 641465 | Jul 6, 2007 | Jul 6, 2007 | Brown, H.L. Operating, L.L.C. | Lubbock | Turnbough, L. K. #5 | 6,000 | 30331494 |
| 621539 | Jul 11, 2006 | Jul 11, 2006 | Brown, H.L. Operating, L.L.C. | Gaines | Parmer CSL #1 | 5,000 | 16536599 |
| 621539Amendment | Jul 11, 2006 | Jul 11, 2006 | Brown, H.L. Operating, L.L.C. | Gaines | Parmer CSL #1 | 5,000 | 16536599 |
| 620337 | Jun 6, 2006 | Jun 6, 2006 | Brown, H.L. Operating, L.L.C. | Crane | Chevron 23 #1 | 5,000 | 10335262 |
| 620337Amendment | Jun 6, 2006 | Jun 6, 2006 | Brown, H.L. Operating, L.L.C. | Crane | Chevron 23 #1 | 6,000 | 10335262 |
| 609054 | Dec 9, 2005 | Dec 9, 2005 | Brown, H.L. Operating, L.L.C. | Andrews | Norman #1 | 13,010 | 00307863 |
| 604971 | Aug 16, 2005 | Aug 16, 2005 | Brown, H.L. Operating, L.L.C. | Howard | Weber 35 #1 | 6,000 | 22735976 |
| 602616 | Jun 28, 2005 | Jun 28, 2005 | Brown, H.L. Operating, L.L.C. | Borden | Carmack #3 | 7,500 | 03331961 |
| 558776 | Apr 14, 2005 | Apr 14, 2005 | Brown, H.L. Operating, L.L.C. | Borden | Carmack A #5 | 7,400 | 03331951 |
| 555343 | Dec 29, 2004 | Dec 29, 2004 | Brown, H.L. Operating, L.L.C. | Howard | Rogers, Lucy #1 | 6,000 | 22733580 |
| 549989 | Aug 26, 2004 | Aug 26, 2004 | Brown, H.L. Operating, L.L.C. | Howard | Parker Trust #1 | 6,000 | 22735890 |
| 548922 | Aug 2, 2004 | Aug 2, 2004 | Brown, H.L. Operating, L.L.C. | Dawson | Brown, J C #1 | 6,500 | 11531791 |
| 548920 | Aug 2, 2004 | Aug 2, 2004 | Brown, H.L. Operating, L.L.C. | Martin | Gore 12 #1 | 7,500 | 31734020 |
| 529083 | Mar 7, 2003 | Mar 7, 2003 | Brown, H.L. Operating, L.L.C. | Ector | Nelson #2 | 11,100 | 13520356 |
| 527722 | Jan 27, 2003 | Jan 27, 2003 | Brown, H.L. Operating, L.L.C. | Montgomery | Hooper, Fannie "A" #3 | 4,630 | 33900277 |
| 526769 | Dec 31, 2002 | Dec 31, 2002 | Brown, H.L. Operating, L.L.C. | Andrews | Cascade "D" #1 | 7,000 | 00333966 |
| 525656 | Nov 22, 2002 | Nov 22, 2002 | Brown, H.L. Operating, L.L.C. | Gaines | Exxonmobil Jones #1 | 7,600 | 16535899 |
| 525656Amendment | Nov 22, 2002 | Nov 22, 2002 | Brown, H.L. Operating, L.L.C. | Gaines | Exxonmobil Jones #1 | 7,600 | 16535899 |
| 523485 | Sep 9, 2002 | Sep 9, 2002 | Brown, H.L. Operating, L.L.C. | Montgomery | Hooper, Fannie "A" #2 | 4,720 | 33900276 |
| 523369 | Sep 4, 2002 | Sep 4, 2002 | Brown, H.L. Operating, L.L.C. | Montgomery | Hooper, Fannie "A" #4 | 1,950 | 33900278 |
| 523369Amendment | Sep 4, 2002 | Sep 4, 2002 | Brown, H.L. Operating, L.L.C. | Montgomery | Hooper, Fannie "A" #4 | 1,950 | 33900278 |
| 523369Amendment | Sep 4, 2002 | Sep 4, 2002 | Brown, H.L. Operating, L.L.C. | Montgomery | Hooper, Fannie "A" #4 | 4,730 | 33900278 |
| 521570 | Jul 3, 2002 | Jul 3, 2002 | Brown, H.L. Operating, L.L.C. | Gaines | Patschke #1 | 7,650 | 16535839 |
| 514738 | Oct 25, 2001 | Oct 25, 2001 | Brown, H.L. Operating, L.L.C. | Gaines | Patschke #1 | 7,600 | 16535794 |
| 514129 | Oct 3, 2001 | Oct 3, 2001 | Brown, H.L. Operating, L.L.C. | Gaines | Doss #1 | 7,150 | 16535792 |