| 687822 | Dec 2, 2009 | Dec 2, 2009 | Devon Energy Production Co, L.P. | Walls, Woody #4HH | 9,000 | 25133820 |
| 687822Amendment | Dec 2, 2009 | Dec 2, 2009 | Devon Energy Production Co, L.P. | Walls, Woody #4H | 7,453 | 25133820 |
| 688030 | Dec 1, 2009 | Dec 1, 2009 | Chesapeake Operating, Inc. | Graves #8HH | 9,000 | 25133821 |
| 688029 | Dec 1, 2009 | Dec 1, 2009 | Chesapeake Operating, Inc. | Graves #7HH | 9,000 | 25133822 |
| 685934 | Nov 30, 2009 | Nov 30, 2009 | Devon Energy Production Co, L.P. | Czajkowski, Bruno #9HH | 9,000 | 25133773 |
| 687920 | Nov 25, 2009 | Nov 25, 2009 | EOG Resources, Inc. | Durbin Unit #4HH | 8,000 | 25133819 |
| 687918 | Nov 25, 2009 | Nov 25, 2009 | EOG Resources, Inc. | Durbin Unit #3HH | 8,000 | 25133818 |
| 687916 | Nov 25, 2009 | Nov 25, 2009 | EOG Resources, Inc. | Durbin Unit #2HH | 8,000 | 25133817 |
| 687866 | Nov 25, 2009 | Nov 25, 2009 | Chesapeake Operating, Inc. | Gann #5HH | 9,000 | 25133816 |
| 687592 | Nov 19, 2009 | Nov 19, 2009 | Chesapeake Operating, Inc. | Gann #3HH | 9,000 | 25133814 |
| 686866 | Nov 19, 2009 | Nov 19, 2009 | XTO Energy Inc. | Poland Family #1HH | 10,000 | 25133804 |
| 686866Amendment | Nov 19, 2009 | Nov 19, 2009 | XTO Energy Inc. | Poland Family Unit #1HH | 10,000 | 25133804 |
| 687460 | Nov 18, 2009 | Nov 18, 2009 | Chesapeake Operating, Inc. | Cordelia #2HH | 9,000 | 25133813 |
| 687260 | Nov 17, 2009 | Nov 17, 2009 | Devon Energy Production Co, L.P. | Bjork, Ann #1HH | 9,000 | 25133811 |
| 687160 | Nov 17, 2009 | Nov 17, 2009 | EOG Resources, Inc. | Lake Alvarado Unit #7HH | 8,900 | 25133808 |
| 686400 | Nov 17, 2009 | Nov 17, 2009 | Devon Energy Production Co, L.P. | Jackson, W. G. #3HH | 9,000 | 25133786 |
| 686397 | Nov 17, 2009 | Nov 17, 2009 | Devon Energy Production Co, L.P. | Jackson, W. G. #2HH | 9,000 | 25133785 |
| 686326 | Nov 17, 2009 | Nov 17, 2009 | Devon Energy Production Co, L.P. | Ross, Mary #7HH | 9,000 | 25133783 |
| 686311 | Nov 17, 2009 | Nov 17, 2009 | Devon Energy Production Co, L.P. | Ross, Mary #4HH | 9,000 | 25133782 |
| 686308 | Nov 17, 2009 | Nov 17, 2009 | Devon Energy Production Co, L.P. | Ross, Mary #3HH | 9,000 | 25133784 |
| 687439 | Nov 16, 2009 | Nov 16, 2009 | XTO Energy Inc. | Wilkinson Unit #4HH | 10,000 | 25133812 |
| 687439Amendment | Nov 16, 2009 | Nov 16, 2009 | XTO Energy Inc. | Wilkinson Unit #4HH | 11,500 | 25133812 |
| 686324 | Nov 13, 2009 | Nov 13, 2009 | Devon Energy Production Co, L.P. | Ross, Mary #5HH | 9,000 | 25133781 |
| 687228 | Nov 12, 2009 | Nov 12, 2009 | Chesapeake Operating, Inc. | Burleson Lakes #2HH | 9,000 | 25133809 |
| 687228Amendment | Nov 12, 2009 | Nov 12, 2009 | Chesapeake Operating, Inc. | Burleson Lakes #2HH | 9,000 | 25133809 |
| 687177 | Nov 12, 2009 | Nov 12, 2009 | XTO Energy Inc. | Shaded Lane Unit #4HH | 11,000 | 25133807 |
| 687177Amendment | Nov 12, 2009 | Nov 12, 2009 | XTO Energy Inc. | Shaded Lane Unit #4HH | 11,000 | 25133807 |
| 687076 | Nov 9, 2009 | Nov 9, 2009 | EOG Resources, Inc. | Lake Alvarado Unit #6HH | 10,000 | 25133802 |
| 687076Amendment | Nov 9, 2009 | Nov 9, 2009 | EOG Resources, Inc. | Lake Alvarado Unit #6HH | 10,000 | 25133802 |
| 686862 | Nov 6, 2009 | Nov 6, 2009 | Devon Energy Production Co, L.P. | Nowlin, Billie Marie #5HH | 9,000 | 25133803 |
| 687011 | Nov 5, 2009 | Nov 5, 2009 | EOG Resources, Inc. | US Lime Unit E #35HH | 8,999 | 25133801 |
| 686881 | Nov 5, 2009 | Nov 5, 2009 | Chesapeake Operating, Inc. | Allenco #4HH | 9,000 | 25133800 |
| 686861 | Nov 4, 2009 | Nov 4, 2009 | Devon Energy Production Co, L.P. | Nowlin, Billie Marie #4HH | 9,000 | 25133799 |
| 686859 | Nov 4, 2009 | Nov 4, 2009 | Devon Energy Production Co, L.P. | Nowlin, Billie Marie #3HH | 9,000 | 25133797 |
| 686857 | Nov 4, 2009 | Nov 4, 2009 | Chesapeake Operating, Inc. | Airport #3HH | 9,000 | 25133798 |
| 686673 | Oct 28, 2009 | Oct 28, 2009 | Chesapeake Operating, Inc. | Kinnear #4HH | 9,000 | 25133796 |
| 684271 | Oct 28, 2009 | Oct 28, 2009 | Chesapeake Operating, Inc. | Raintree #3HH | 9,000 | 25133737 |
| 686539 | Oct 23, 2009 | Oct 23, 2009 | Chesapeake Operating, Inc. | McMurry (SA) #4HH | 9,000 | 25133794 |
| 686472 | Oct 22, 2009 | Oct 22, 2009 | Chesapeake Operating, Inc. | Aurora #2HH | 9,000 | 25133793 |
| 686399 | Oct 22, 2009 | Oct 22, 2009 | Chesapeake Operating, Inc. | Mountain Valley #5HH | 9,000 | 25133788 |
| 686398 | Oct 22, 2009 | Oct 22, 2009 | Chesapeake Operating, Inc. | Mountain Valley #4HH | 9,000 | 25133787 |
| 686209 | Oct 16, 2009 | Oct 16, 2009 | EOG Resources, Inc. | US Lime #34HH | 8,999 | 25133778 |
| 686209Amendment | Oct 16, 2009 | Oct 16, 2009 | EOG Resources, Inc. | US Lime Unit E #34HH | 8,999 | 25133778 |
| 686209Amendment | Oct 16, 2009 | Oct 16, 2009 | EOG Resources, Inc. | US Lime Unit E #34HH | 8,999 | 25133778 |
| 686181 | Oct 15, 2009 | Oct 15, 2009 | EOG Resources, Inc. | Core Lab #9HH | 8,999 | 25133777 |
| 686131 | Oct 15, 2009 | Oct 15, 2009 | EOG Resources, Inc. | Kemp a Unit #15HH | 8,900 | 25133776 |
| 685987 | Oct 12, 2009 | Oct 12, 2009 | XTO Energy Inc. | Huffman #3HH | 10,000 | 25133775 |
| 685987Amendment | Oct 12, 2009 | Oct 12, 2009 | XTO Energy Inc. | Edgar L Huffman #3HH | 10,000 | 25133775 |
| 685748 | Oct 12, 2009 | Oct 12, 2009 | XTO Energy Inc. | Shipman Unit #B 3HH | 10,000 | 25133769 |
| 685748Amendment | Oct 12, 2009 | Oct 12, 2009 | XTO Energy Inc. | Shipman Unit #B 3HH | 10,000 | 25133769 |
| 685939 | Oct 9, 2009 | Oct 9, 2009 | Devon Energy Production Co, L.P. | Czajkowski, Bruno #10HH | 9,000 | 25133774 |
| 685111 | Oct 9, 2009 | Oct 9, 2009 | Chesapeake Operating, Inc. | Green Ridge Lane #3HH | 9,000 | 25133761 |
| 685110 | Oct 9, 2009 | Oct 9, 2009 | Chesapeake Operating, Inc. | Green Ridge Lane #4HH | 9,000 | 25133760 |
| 685844 | Oct 6, 2009 | Oct 6, 2009 | EOG Resources, Inc. | Dodson Unit #8HH | 8,999 | 25133772 |
| 685759 | Oct 5, 2009 | Oct 5, 2009 | Chesapeake Operating, Inc. | Cedf #10HH | 9,000 | 25133770 |
| 685756 | Oct 5, 2009 | Oct 5, 2009 | Chesapeake Operating, Inc. | Hog B #3HH | 9,000 | 25133771 |
| 685756Amendment | Oct 5, 2009 | Oct 5, 2009 | Chesapeake Operating, Inc. | Hog B #3HH | 9,000 | 25133771 |
| 685413 | Sep 23, 2009 | Sep 23, 2009 | Chesapeake Operating, Inc. | Dixie Ruth #10HH | 9,000 | 25133768 |
| 685412 | Sep 23, 2009 | Sep 23, 2009 | Chesapeake Operating, Inc. | Dixie Ruth #9HH | 9,000 | 25133767 |
| 685397 | Sep 23, 2009 | Sep 23, 2009 | Devon Energy Production Co, L.P. | Nowlin, Billie Marie #2HH | 9,000 | 25133766 |
| 685374 | Sep 23, 2009 | Sep 23, 2009 | Devon Energy Production Co, L.P. | Manning-West #2HH | 9,000 | 25133765 |
| 684496 | Sep 22, 2009 | Sep 22, 2009 | Chesapeake Operating, Inc. | Willow Creek A #5HH | 9,000 | 25133748 |
| 684495 | Sep 22, 2009 | Sep 22, 2009 | Chesapeake Operating, Inc. | Willow Creek A #4HH | 9,000 | 25133747 |
| 685305 | Sep 21, 2009 | Sep 21, 2009 | XTO Energy Inc. | Gene Estes Winery Unit #2HH | 10,000 | 25133764 |
| 685305Amendment | Sep 21, 2009 | Sep 21, 2009 | XTO Energy Inc. | Gene Estes Winery Unit #2HH | 10,000 | 25133764 |
| 685272 | Sep 18, 2009 | Sep 18, 2009 | Range Production Company | Bruner-Laramore Unit #2HH | 9,000 | 25133763 |
| 685243 | Sep 18, 2009 | Sep 18, 2009 | Titan Operating, LLC | Lynn Unit #1HH | 12,000 | 25133762 |
| 684462 | Sep 18, 2009 | Sep 18, 2009 | Chesapeake Operating, Inc. | Fielderdale #1HH | 9,000 | 25133745 |
| 684273 | Sep 15, 2009 | Sep 15, 2009 | Chesapeake Operating, Inc. | Raintree #4HH | 9,000 | 25133738 |
| 684206 | Sep 15, 2009 | Sep 15, 2009 | Chesapeake Operating, Inc. | Trail Oaks #2HH | 9,000 | 25133734 |
| 684206Amendment | Sep 15, 2009 | Sep 15, 2009 | Chesapeake Operating, Inc. | Trail Oaks #2HH | 9,000 | 25133734 |
| 685018 | Sep 14, 2009 | Sep 14, 2009 | Chesapeake Operating, Inc. | Darby #1HH | 9,000 | 25133759 |
| 685018Amendment | Sep 14, 2009 | Sep 14, 2009 | Chesapeake Operating, Inc. | Darby #1HH | 9,000 | 25133759 |
| 685018Amendment | Sep 14, 2009 | Sep 14, 2009 | Chesapeake Operating, Inc. | Darby #1HH | 9,000 | 25133759 |
| 684940 | Sep 10, 2009 | Sep 10, 2009 | XTO Energy Inc. | Shaded Lane Unit #5HH | 10,000 | 25133757 |
| 684940Amendment | Sep 10, 2009 | Sep 10, 2009 | XTO Energy Inc. | Shaded Lane Unit #5HH | 10,500 | 25133757 |
| 684857 | Sep 8, 2009 | Sep 8, 2009 | Chesapeake Operating, Inc. | Nautilus #1HH | 9,000 | 25133756 |
| 684857Amendment | Sep 8, 2009 | Sep 8, 2009 | Chesapeake Operating, Inc. | Nautilus #1HH | 9,000 | 25133756 |
| 684857Amendment | Sep 8, 2009 | Sep 8, 2009 | Chesapeake Operating, Inc. | Nautilus #1HH | 9,000 | 25133756 |
| 684727 | Sep 2, 2009 | Sep 2, 2009 | Chesapeake Operating, Inc. | Little Hoss 7 #B 3HH | 9,000 | 25133755 |
| 684727Amendment | Sep 2, 2009 | Sep 2, 2009 | Chesapeake Operating, Inc. | Little Hoss 7 #B 3HH | 9,000 | 25133755 |
| 684630 | Aug 31, 2009 | Aug 31, 2009 | Chesapeake Operating, Inc. | Turnbow #1HH | 9,000 | 25133754 |
| 684630Amendment | Aug 31, 2009 | Aug 31, 2009 | Chesapeake Operating, Inc. | Turnbow #1HH | 9,000 | 25133754 |
| 684630Amendment | Aug 31, 2009 | Aug 31, 2009 | Chesapeake Operating, Inc. | Turnbow #1HH | 9,000 | 25133754 |
| 684548 | Aug 27, 2009 | Aug 27, 2009 | EOG Resources, Inc. | Evans Unit #5HH | 8,999 | 25133753 |
| 684547 | Aug 27, 2009 | Aug 27, 2009 | EOG Resources, Inc. | Evans Unit #4HH | 8,999 | 25133751 |
| 684547Amendment | Aug 27, 2009 | Aug 27, 2009 | EOG Resources, Inc. | Evans Unit #4HH | 8,999 | 25133751 |
| 684546 | Aug 27, 2009 | Aug 27, 2009 | EOG Resources, Inc. | Evans Unit #3HH | 8,999 | 25133752 |
| 684546Amendment | Aug 27, 2009 | Aug 27, 2009 | EOG Resources, Inc. | Evans Unit #3HH | 8,999 | 25133752 |
| 684545 | Aug 27, 2009 | Aug 27, 2009 | EOG Resources, Inc. | Evans Unit #2HH | 8,999 | 25133750 |
| 684504 | Aug 27, 2009 | Aug 27, 2009 | XTO Energy Inc. | Peggy Unit #B 1HH | 11,000 | 25133749 |
| 684504Amendment | Aug 27, 2009 | Aug 27, 2009 | XTO Energy Inc. | Peggy Unit #B 1HH | 11,000 | 25133749 |
| 684504Amendment | Aug 27, 2009 | Aug 27, 2009 | XTO Energy Inc. | Peggy Unit #B 1HH | 11,000 | 25133749 |
| 684494 | Aug 26, 2009 | Aug 26, 2009 | Chesapeake Operating, Inc. | Elaine #2HH | 9,000 | 25133746 |
| 684390 | Aug 25, 2009 | Aug 25, 2009 | Chesapeake Operating, Inc. | Cordelia #3HH | 9,000 | 25133744 |
| 684390Amendment | Aug 25, 2009 | Aug 25, 2009 | Chesapeake Operating, Inc. | Cordelia #3HH | 9,000 | 25133744 |
| 684353 | Aug 24, 2009 | Aug 24, 2009 | Chesapeake Operating, Inc. | Rodriguez #4HH | 9,000 | 25133743 |
| 684352 | Aug 21, 2009 | Aug 21, 2009 | Chesapeake Operating, Inc. | Jester #1HH | 9,000 | 25133742 |
| 684352Amendment | Aug 21, 2009 | Aug 21, 2009 | Chesapeake Operating, Inc. | Jester #1HH | 9,000 | 25133742 |
| 684352Amendment | Aug 21, 2009 | Aug 21, 2009 | Chesapeake Operating, Inc. | Jester #1HH | 9,000 | 25133742 |