| 816162 | Jun 10, 2016 | Jun 10, 2016 | Hill, R.M. Operating Inc. | Young | Handy #1 | 4,999 | 50342339 |
| 815981 | Jun 2, 2016 | Jun 2, 2016 | Hill, R.M. Operating Inc. | Young | Heartt #1 | 4,999 | 50342336 |
| 808180 | Jul 9, 2015 | Jul 9, 2015 | Hill, R.M. Operating Inc. | Young | Echo #1 | 5,000 | 50342302 |
| 795588 | Sep 9, 2014 | Sep 9, 2014 | Hill, R.M. Operating Inc. | Palo Pinto | Edwards #3 | 5,000 | 36336258 |
| 791070 | Aug 6, 2014 | Aug 6, 2014 | Hill, R.M. Operating Inc. | Young | Murray Bridge #1 | 5,000 | 50342218 |
| 787700 | Jun 25, 2014 | Jun 25, 2014 | Hill, R.M. Operating Inc. | Young | Martin Trust #2 | 5,000 | 50342200 |
| 777009 | Jan 31, 2014 | Jan 31, 2014 | Hill, R.M. Operating Inc. | Young | Bennett #1 | 5,000 | 50342161 |
| 771514 | Oct 17, 2013 | Oct 17, 2013 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #1 | 3,000 | 36335537 |
| 767495 | Aug 16, 2013 | Aug 16, 2013 | Hill, R.M. Operating Inc. | Young | W. H. Wright #1H | 5,000 | 50342103 |
| 764109 | Jun 18, 2013 | Jun 18, 2013 | Hill, R.M. Operating Inc. | Young | Price #1 | 4,999 | 50342085 |
| 756523 | Feb 19, 2013 | Feb 19, 2013 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #10 | 3,000 | 36336116 |
| 740899 | May 25, 2012 | May 25, 2012 | Hill, R.M. Operating Inc. | Young | Medlan Branch #1H | 5,000 | 50341971 |
| 735304 | Mar 30, 2012 | Mar 30, 2012 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #9 | 5,000 | 36336066 |
| 734961 | Mar 19, 2012 | Mar 19, 2012 | Hill, R.M. Operating Inc. | Palo Pinto | Montgomery #1 | 5,000 | 36336064 |
| 731433 | Jan 25, 2012 | Jan 25, 2012 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #8 | 5,000 | 36336057 |
| 722361 | Aug 25, 2011 | Aug 25, 2011 | Hill, R.M. Operating Inc. | Palo Pinto | Johns #3 | 4,500 | 36335434 |
| 722288 | Aug 17, 2011 | Aug 17, 2011 | Hill, R.M. Operating Inc. | Palo Pinto | Edwards #2 | 3,000 | 36336040 |
| 722288Amendment | Aug 17, 2011 | Aug 17, 2011 | Hill, R.M. Operating Inc. | Palo Pinto | Edwards #2 | 5,000 | 36336040 |
| 720552 | Jul 27, 2011 | Jul 27, 2011 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #7 | 3,000 | 36336037 |
| 720510 | Jul 27, 2011 | Jul 27, 2011 | Hill, R.M. Operating Inc. | Young | Gerold Graham #3 | 5,000 | 50341865 |
| 717513 | Jun 3, 2011 | Jun 3, 2011 | Hill, R.M. Operating Inc. | Young | Harkin #1 | 4,999 | 50341845 |
| 711794 | Mar 17, 2011 | Mar 17, 2011 | Hill, R.M. Operating Inc. | Young | Evans #1 | 5,000 | 50341807 |
| 707641 | Jan 6, 2011 | Jan 6, 2011 | Hill, R.M. Operating Inc. | Palo Pinto | Edwards #1 | 5,000 | 36336019 |
| 704402 | Nov 2, 2010 | Nov 2, 2010 | Hill, R.M. Operating Inc. | Palo Pinto | BP #1 | 5,000 | 36336012 |
| 703614 | Oct 18, 2010 | Oct 18, 2010 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #6 | 3,000 | 36336011 |
| 699331 | Jul 28, 2010 | Jul 28, 2010 | Hill, R.M. Operating Inc. | Young | Hamilton #1 | 4,999 | 50341747 |
| 698184 | Jul 1, 2010 | Jul 1, 2010 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #5 | 3,000 | 36335999 |
| 698184Amendment | Jul 1, 2010 | Jul 1, 2010 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #5 | 3,000 | 36335999 |
| 698182 | Jul 1, 2010 | Jul 1, 2010 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #4 | 3,000 | 36336000 |
| 693120 | Mar 26, 2010 | Mar 26, 2010 | Hill, R.M. Operating Inc. | Palo Pinto | Morton #2 | 4,999 | 36335988 |
| 692829 | Mar 22, 2010 | Mar 22, 2010 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #3 | 3,900 | 36335987 |
| 692268 | Mar 9, 2010 | Mar 9, 2010 | Hill, R.M. Operating Inc. | Palo Pinto | Caudill Heirs #4 | 5,400 | 36335985 |
| 690903 | Feb 16, 2010 | Feb 16, 2010 | Hill, R.M. Operating Inc. | Young | Holcomb 'A' #1 | 4,600 | 50337015 |
| 686186 | Oct 16, 2009 | Oct 16, 2009 | Hill, R.M. Operating Inc. | Young | Winston #1 | 4,999 | 50341690 |
| 682839 | Jul 14, 2009 | Jul 14, 2009 | Hill, R.M. Operating Inc. | Young | Graham, Gerold #2 | 4,900 | 50341676 |
| 672265Amendment | Apr 29, 2009 | Apr 29, 2009 | Hill, R.M. Operating Inc. | Palo Pinto | Caudill Heirs #3 | 4,900 | 36335861 |
| 661867 | Jun 2, 2008 | Jun 2, 2008 | Hill, R.M. Operating Inc. | Young | Dysinger #6 | 3,900 | 50341543 |
| 661867Amendment | Jun 2, 2008 | Jun 2, 2008 | Hill, R.M. Operating Inc. | Young | Dysinger #6 | 4,900 | 50341543 |
| 661864 | Jun 2, 2008 | Jun 2, 2008 | Hill, R.M. Operating Inc. | Young | Dysinger #5 | 3,900 | 50341544 |
| 651303 | May 22, 2008 | May 22, 2008 | Hill, R.M. Operating Inc. | Stephens | Hinson Hester #1 | 4,180 | 42935182 |
| 655014 | Feb 25, 2008 | Feb 25, 2008 | Hill, R.M. Operating Inc. | Young | Gerold Graham #1 | 4,900 | 50341505 |
| 655004 | Feb 20, 2008 | Feb 20, 2008 | Hill, R.M. Operating Inc. | Young | Dysinger #4 | 3,900 | 50341504 |
| 647453 | Oct 29, 2007 | Oct 29, 2007 | Hill, R.M. Operating Inc. | Young | Dysinger #1WD | 3,999 | 50335351 |
| 647005 | Oct 4, 2007 | Oct 4, 2007 | Hill, R.M. Operating Inc. | Young | Drummond #1 | 4,900 | 50341446 |
| 646795 | Oct 1, 2007 | Oct 1, 2007 | Hill, R.M. Operating Inc. | Young | Dysinger #3 | 3,900 | 50341444 |
| 640996 | Jul 2, 2007 | Jul 2, 2007 | Hill, R.M. Operating Inc. | Young | Dysinger #2 | 3,900 | 50341420 |
| 636181 | Apr 27, 2007 | Apr 27, 2007 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #3 | 3,900 | 36335987 |
| 633998 | Mar 30, 2007 | Mar 30, 2007 | Hill, R.M. Operating Inc. | Stephens | Gragg, W. K. #1 | 4,999 | 42936292 |
| 632690 | Feb 10, 2007 | Feb 10, 2007 | Hill, R.M. Operating Inc. | Young | Dysinger #1 | 4,900 | 50341399 |
| 632690Amendment | Feb 10, 2007 | Feb 10, 2007 | Hill, R.M. Operating Inc. | Young | Dysinger #1 | 4,900 | 50341399 |
| 632235 | Feb 10, 2007 | Feb 10, 2007 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #2 | 3,900 | 36335628 |
| 628803 | Nov 21, 2006 | Nov 21, 2006 | Hill, R.M. Operating Inc. | Palo Pinto | Fox Hollow Creek #1 | 4,999 | 36335613 |
| 624326 | Aug 21, 2006 | Aug 21, 2006 | Hill, R.M. Operating Inc. | Stephens | Cedar Creek #1 | 4,999 | 42936150 |
| 619388 | May 31, 2006 | May 31, 2006 | Hill, R.M. Operating Inc. | Palo Pinto | Gragg North #4 | 4,999 | 36335548 |
| 619397 | May 19, 2006 | May 19, 2006 | Hill, R.M. Operating Inc. | Palo Pinto | Johns #4 | 4,999 | 36335549 |
| 618557 | May 10, 2006 | May 10, 2006 | Hill, R.M. Operating Inc. | Palo Pinto | Carter Bend #1 | 4,999 | 36335537 |
| 618556 | May 10, 2006 | May 10, 2006 | Hill, R.M. Operating Inc. | Palo Pinto | Devils Hollow #1 | 4,999 | 36335536 |
| 613105 | Jan 26, 2006 | Jan 26, 2006 | Hill, R.M. Operating Inc. | Palo Pinto | Gordon-Rucker State #1 | 4,999 | 36335507 |
| 608344 | Oct 27, 2005 | Oct 27, 2005 | Hill, R.M. Operating Inc. | Palo Pinto | Gragg North #3 | 4,999 | 36335448 |
| 608344Amendment | Oct 27, 2005 | Oct 27, 2005 | Hill, R.M. Operating Inc. | Palo Pinto | Gragg North #3 | 4,999 | 36335448 |
| 607699 | Oct 13, 2005 | Oct 13, 2005 | Hill, R.M. Operating Inc. | Palo Pinto | Johns #3 | 4,999 | 36335434 |
| 607690 | Oct 12, 2005 | Oct 12, 2005 | Hill, R.M. Operating Inc. | Palo Pinto | Morton #1 | 4,999 | 36335433 |
| 605610 | Aug 30, 2005 | Aug 30, 2005 | Hill, R.M. Operating Inc. | Palo Pinto | Johns #2 | 4,999 | 36335426 |
| 601996 | Jul 8, 2005 | Jul 8, 2005 | Hill, R.M. Operating Inc. | Stephens | Cedar Creek #1 | 4,999 | 42936150 |
| 601996Amendment | Jul 8, 2005 | Jul 8, 2005 | Hill, R.M. Operating Inc. | Stephens | Cedar Creek #1 | 4,999 | 42936150 |
| 551594 | Oct 1, 2004 | Oct 1, 2004 | Hill, R.M. Operating Inc. | Young | Holcom "A" #3 | 2,000 | 50338805 |
| 549274 | Aug 11, 2004 | Aug 11, 2004 | Hill, R.M. Operating Inc. | Palo Pinto | Gragg "180" #1 | 4,999 | 36335292 |
| 548768 | Jul 28, 2004 | Jul 28, 2004 | Hill, R.M. Operating Inc. | Palo Pinto | Deno "D" #1 | 4,999 | 36335288 |
| 546627 | Jun 17, 2004 | Jun 17, 2004 | Hill, R.M. Operating Inc. | Palo Pinto | Johns #1 | 4,999 | 36335273 |
| 542683 | Mar 4, 2004 | Mar 4, 2004 | Hill, R.M. Operating Inc. | Palo Pinto | Deno #1 | 4,999 | 36335235 |
| 539947 | Dec 23, 2003 | Dec 23, 2003 | Hill, R.M. Operating Inc. | Stephens | Gragg North #2 | 4,999 | 42936038 |
| 539947Amendment | Dec 23, 2003 | Dec 23, 2003 | Hill, R.M. Operating Inc. | Stephens | Gragg North #2 | 4,999 | 42936038 |
| 537203 | Oct 8, 2003 | Oct 8, 2003 | Hill, R.M. Operating Inc. | Young | Martin Trust #1 | 4,900 | 50341205 |
| 533876 | Jul 10, 2003 | Jul 10, 2003 | Hill, R.M. Operating Inc. | Young | Oliver, Louise #1 | 4,500 | 50341195 |
| 530376 | Apr 9, 2003 | Apr 9, 2003 | Hill, R.M. Operating Inc. | Stephens | Gragg South #1 | 4,999 | 42935995 |
| 530376Amendment | Apr 9, 2003 | Apr 9, 2003 | Hill, R.M. Operating Inc. | Stephens | Gragg South #1 | 4,999 | 42935995 |
| 525316 | Nov 13, 2002 | Nov 13, 2002 | Hill, R.M. Operating Inc. | Young | Jones Unit #1 | 4,500 | 50341168 |
| 524381 | Oct 9, 2002 | Oct 9, 2002 | Hill, R.M. Operating Inc. | Young | Sanders #1 | 4,900 | 50341167 |
| 523004 | Aug 15, 2002 | Aug 15, 2002 | Hill, R.M. Operating Inc. | Young | Mayes "1493" #1 | 3,999 | 50341133 |
| 522512 | Aug 8, 2002 | Aug 8, 2002 | Hill, R.M. Operating Inc. | Young | Burkett "B" #1 | 4,000 | 50341076 |
| 521508 | Aug 7, 2002 | Aug 7, 2002 | Hill, R.M. Operating Inc. | Young | Phillips, Mary #1A | 3,900 | 50339835 |
| 521505 | Jul 3, 2002 | Jul 3, 2002 | Hill, R.M. Operating Inc. | Young | Holcomb "C" #3 | 4,900 | 50341144 |
| 518352 | Mar 20, 2002 | Mar 20, 2002 | Hill, R.M. Operating Inc. | Young | Allar 1723 "A" #1 | 4,600 | 50340581 |
| 517494 | Feb 20, 2002 | Feb 20, 2002 | Hill, R.M. Operating Inc. | Palo Pinto | Gragg North #1 | 4,999 | 36335073 |
| 517494Amendment | Feb 20, 2002 | Feb 20, 2002 | Hill, R.M. Operating Inc. | Palo Pinto | Gragg North #1 | 4,999 | 36335073 |
| 517604 | Feb 15, 2002 | Feb 15, 2002 | Hill, R.M. Operating Inc. | Young | Mayes "1493" #1 | 4,999 | 50341133 |
| 513750 | Sep 25, 2001 | Sep 25, 2001 | Hill, R.M. Operating Inc. | Young | Wright-Jones #1 | 4,500 | 50341114 |
| 513799 | Sep 24, 2001 | Sep 24, 2001 | Hill, R.M. Operating Inc. | Young | Byerly-Akers "189" #1 | 4,500 | 50341113 |
| 506847 | Mar 28, 2001 | Mar 28, 2001 | Hill, R.M. Operating Inc. | Young | Burkett "B" #1 | 4,999 | 50341076 |
| 506840 | Mar 28, 2001 | Mar 28, 2001 | Hill, R.M. Operating Inc. | Young | Burkett "251" #1 | 4,999 | 50341077 |
| 504636 | Feb 1, 2001 | Feb 1, 2001 | Hill, R.M. Operating Inc. | Young | Allar 1723 "A" #1 | 4,600 | 50340581 |
| 500999 | Oct 20, 2000 | Oct 20, 2000 | Hill, R.M. Operating Inc. | Young | Burkett "A" #1 | 4,999 | 50341059 |
| 496834 | Jul 7, 2000 | Jul 7, 2000 | Hill, R.M. Operating Inc. | Young | Allar-Pritchard "A" #5 | 2,900 | 50341025 |
| 496832 | Jul 7, 2000 | Jul 7, 2000 | Hill, R.M. Operating Inc. | Young | Allar-Christie "A" #6 | 2,900 | 50341024 |
| 496155 | Jun 15, 2000 | Jun 15, 2000 | Hill, R.M. Operating Inc. | Young | Allar-Pritchard #2 | 3,000 | 50340901 |
| 492446 | Feb 28, 2000 | Feb 28, 2000 | Hill, R.M. Operating Inc. | Young | Allar-Pritchard "A" #4 | 2,900 | 50340982 |
| 492445 | Feb 28, 2000 | Feb 28, 2000 | Hill, R.M. Operating Inc. | Young | Allar-Pritchard #6 | 2,900 | 50340981 |
| 491666 | Feb 8, 2000 | Feb 8, 2000 | Hill, R.M. Operating Inc. | Young | Allar-Pritchard #5 | 2,900 | 50340978 |
| 491464 | Jan 31, 2000 | Jan 31, 2000 | Hill, R.M. Operating Inc. | Young | Allar-Pritchard #2 | 2,000 | 50340901 |
| 491464Amendment | Jan 31, 2000 | Jan 31, 2000 | Hill, R.M. Operating Inc. | Young | Allar-Pritchard #2 | 3,000 | 50340901 |