| 735298 | Mar 15, 2012 | Mar 15, 2012 | Anadarko E&P Company LP | Diamond H Ranch #9HH | 8,700 | 12734610 |
| 735254 | Mar 15, 2012 | Mar 15, 2012 | Murphy Expl. & Prod. Co. - USA | El Regalo Buckhorn #2HH | 7,180 | 12734609 |
| 735254Amendment | Mar 15, 2012 | Mar 15, 2012 | Murphy Expl. & Prod. Co. - USA | El Regalo Buckhorn #2HH | 7,180 | 12734609 |
| 735249 | Mar 15, 2012 | Mar 15, 2012 | Murphy Expl. & Prod. Co. - USA | El Regalo Buckhorn #1HH | 7,180 | 12734608 |
| 735249Amendment | Mar 15, 2012 | Mar 15, 2012 | Murphy Expl. & Prod. Co. - USA | El Regalo Buckhorn #1HH | 7,180 | 12734608 |
| 735224 | Mar 15, 2012 | Mar 15, 2012 | Chesapeake Operating, Inc. | Gibson South Dim #B 4HH | 9,000 | 12734607 |
| 735222 | Mar 15, 2012 | Mar 15, 2012 | Chesapeake Operating, Inc. | Gibson South Dim #B 3HH | 9,000 | 12734606 |
| 735220 | Mar 15, 2012 | Mar 15, 2012 | Chesapeake Operating, Inc. | Gibson South Dim #B 1HH | 9,000 | 12734604 |
| 735218 | Mar 15, 2012 | Mar 15, 2012 | Chesapeake Operating, Inc. | Gibson South Dim #A 1HH | 9,000 | 12734605 |
| 735212 | Mar 15, 2012 | Mar 15, 2012 | Anadarko E&P Company LP | Stumberg Ranch #24HH | 8,000 | 12734616 |
| 735210 | Mar 15, 2012 | Mar 15, 2012 | Anadarko E&P Company LP | Stumberg Ranch #23HH | 8,000 | 12734615 |
| 735208 | Mar 15, 2012 | Mar 15, 2012 | Anadarko E&P Company LP | Stumberg Ranch #22HH | 8,000 | 12734614 |
| 735207 | Mar 15, 2012 | Mar 15, 2012 | Anadarko E&P Company LP | Stumberg Ranch #21HH | 8,000 | 12734613 |
| 735204 | Mar 15, 2012 | Mar 15, 2012 | Anadarko E&P Company LP | Stumberg Ranch #20HH | 8,000 | 12734612 |
| 735202 | Mar 15, 2012 | Mar 15, 2012 | Anadarko E&P Company LP | Stumberg Ranch #19HH | 8,000 | 12734611 |
| 734362 | Mar 15, 2012 | Mar 15, 2012 | Texas American Resources Company | Boyd #1HH | 7,696 | 12734596 |
| 734864 | Mar 12, 2012 | Mar 12, 2012 | Anadarko E&P Company LP | Diamond H State #9HH | 8,700 | 12734603 |
| 734864Amendment | Mar 12, 2012 | Mar 12, 2012 | Anadarko E&P Company LP | Diamond H State #9HH | 8,700 | 12734603 |
| 734775 | Mar 9, 2012 | Mar 9, 2012 | Chesapeake Operating, Inc. | Faith-Bonita #H 2HH | 9,000 | 12734602 |
| 734744 | Mar 9, 2012 | Mar 9, 2012 | Chesapeake Operating, Inc. | Haning Dim #A 1HH | 9,000 | 12734601 |
| 734742 | Mar 9, 2012 | Mar 9, 2012 | Chesapeake Operating, Inc. | Stumberg State Unit B Dim #2HH | 9,000 | 12734600 |
| 734702 | Mar 9, 2012 | Mar 9, 2012 | Chesapeake Operating, Inc. | Faith-Bonita #H 1HH | 9,000 | 12734599 |
| 734505 | Mar 6, 2012 | Mar 6, 2012 | Chesapeake Operating, Inc. | Henrichson Unit G Dim #1HH | 9,000 | 12734598 |
| 734451 | Mar 6, 2012 | Mar 6, 2012 | Chesapeake Operating, Inc. | Blakeway Unit E Dim #2HH | 9,000 | 12734597 |
| 734334 | Mar 5, 2012 | Mar 5, 2012 | Chesapeake Operating, Inc. | Stumberg State Unit a Dim #2HH | 9,000 | 12734595 |
| 734325 | Mar 5, 2012 | Mar 5, 2012 | Chesapeake Operating, Inc. | Gringita Dim #B 3HH | 9,000 | 12734594 |
| 734325Amendment | Mar 5, 2012 | Mar 5, 2012 | Chesapeake Operating, Inc. | Gringita Dim #B 3HH | 9,000 | 12734594 |
| 734325Amendment | Mar 5, 2012 | Mar 5, 2012 | Chesapeake Operating, Inc. | Gringita Dim #B 3HH | 9,000 | 12734594 |
| 734325Amendment | Mar 5, 2012 | Mar 5, 2012 | Chesapeake Operating, Inc. | Gringita Dim #B 3HH | 9,000 | 12734594 |
| 733948 | Feb 28, 2012 | Feb 28, 2012 | Chesapeake Operating, Inc. | Martinez Dim #C 4HH | 9,000 | 12734590 |
| 733947 | Feb 28, 2012 | Feb 28, 2012 | Chesapeake Operating, Inc. | Martinez Dim #C 3HH | 9,000 | 12734589 |
| 733879 | Feb 28, 2012 | Feb 28, 2012 | Chesapeake Operating, Inc. | Anderson-Stone Dim #G 5HH | 9,000 | 12734584 |
| 733881 | Feb 23, 2012 | Feb 23, 2012 | Chesapeake Operating, Inc. | Anderson-Stone Dim #K 2HH | 9,000 | 12734586 |
| 733881Amendment | Feb 23, 2012 | Feb 23, 2012 | Chesapeake Operating, Inc. | Anderson-Stone Dim #K 2HH | 9,000 | 12734586 |
| 733699 | Feb 23, 2012 | Feb 23, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #56HH | 8,500 | 12734578 |
| 733880 | Feb 22, 2012 | Feb 22, 2012 | Chesapeake Operating, Inc. | Anderson-Stone Dim #J 1HH | 9,000 | 12734585 |
| 733710 | Feb 22, 2012 | Feb 22, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #61HH | 8,500 | 12734583 |
| 733708 | Feb 22, 2012 | Feb 22, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #60HH | 8,500 | 12734582 |
| 733706 | Feb 22, 2012 | Feb 22, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #59HH | 8,500 | 12734581 |
| 733702 | Feb 22, 2012 | Feb 22, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #58HH | 8,500 | 12734580 |
| 733701 | Feb 22, 2012 | Feb 22, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #57HH | 8,500 | 12734579 |
| 733566 | Feb 22, 2012 | Feb 22, 2012 | Texas International Oper., LLC | Ranger Beall Ranch #19HH | 8,200 | 12734588 |
| 733564 | Feb 22, 2012 | Feb 22, 2012 | Texas International Oper., LLC | Ranger Beall Ranch #18HH | 8,200 | 12734587 |
| 733553 | Feb 21, 2012 | Feb 21, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #55HH | 8,500 | 12734568 |
| 733313 | Feb 21, 2012 | Feb 21, 2012 | Newfield Exploration Company | Briscoe-McKnight #5973HH | 11,000 | 12734577 |
| 733304 | Feb 17, 2012 | Feb 17, 2012 | Chesapeake Operating, Inc. | Smith Unit a Dim #1HH | 9,000 | 12734574 |
| 733304Amendment | Feb 17, 2012 | Feb 17, 2012 | Chesapeake Operating, Inc. | Smith Unit a Dim #1HH | 9,000 | 12734574 |
| 733521 | Feb 16, 2012 | Feb 16, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #54HH | 8,500 | 12734567 |
| 733516 | Feb 16, 2012 | Feb 16, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #53HH | 8,500 | 12734566 |
| 733514 | Feb 16, 2012 | Feb 16, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #52HH | 8,500 | 12734565 |
| 733512 | Feb 16, 2012 | Feb 16, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #51HH | 8,500 | 12734564 |
| 733511 | Feb 16, 2012 | Feb 16, 2012 | Anadarko E&P Company LP | Briscoe Catarina North #50HH | 8,500 | 12734563 |
| 733227 | Feb 16, 2012 | Feb 16, 2012 | Chesapeake Operating, Inc. | Sugarland Dim #C 4HH | 9,000 | 12734572 |
| 733223 | Feb 16, 2012 | Feb 16, 2012 | Chesapeake Operating, Inc. | Sugarland Dim #C 1HH | 9,000 | 12734573 |
| 733197 | Feb 16, 2012 | Feb 16, 2012 | Texas International Oper., LLC | Ranger Beall Ranch #17HH | 8,200 | 12734570 |
| 733193 | Feb 16, 2012 | Feb 16, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B TR 1 #K 5HH | 9,000 | 12734569 |
| 733193Amendment | Feb 16, 2012 | Feb 16, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B TR 1 #K 5HH | 9,000 | 12734569 |
| 733179 | Feb 15, 2012 | Feb 15, 2012 | Chesapeake Operating, Inc. | Martinez Dim #A 5HH | 9,000 | 12734571 |
| 733179Amendment | Feb 15, 2012 | Feb 15, 2012 | Chesapeake Operating, Inc. | Martinez Dim #A 5HH | 9,000 | 12734571 |
| 732999 | Feb 15, 2012 | Feb 15, 2012 | Chesapeake Operating, Inc. | Brantley Unit Dim #3HH | 9,000 | 12734562 |
| 733036 | Feb 14, 2012 | Feb 14, 2012 | Chesapeake Operating, Inc. | Buntin Dim #A 1HH | 9,000 | 12734561 |
| 732380 | Feb 14, 2012 | Feb 14, 2012 | Bosque Disposal Systems, LLC | Owen #1 | 2,700 | 12734555 |
| 732380Amendment | Feb 14, 2012 | Feb 14, 2012 | Bosque Disposal Systems, LLC | Owen #1 | 4,700 | 12734555 |
| 733014 | Feb 13, 2012 | Feb 13, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B TR 1 #K 1HH | 9,000 | 12734560 |
| 733014Amendment | Feb 13, 2012 | Feb 13, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B TR 1 #K 1HH | 9,000 | 12734560 |
| 732979 | Feb 13, 2012 | Feb 13, 2012 | Chesapeake Operating, Inc. | Martinez Unit B Dim #2HH | 9,000 | 12734559 |
| 732977 | Feb 13, 2012 | Feb 13, 2012 | Chesapeake Operating, Inc. | Martinez Dim #A 3HH | 9,000 | 12734558 |
| 732977Amendment | Feb 13, 2012 | Feb 13, 2012 | Chesapeake Operating, Inc. | Martinez Dim #A 3HH | 9,000 | 12734558 |
| 732919 | Feb 10, 2012 | Feb 10, 2012 | Chesapeake Operating, Inc. | Crosshair Unit III Dim #P 3HH | 9,000 | 12734557 |
| 732864 | Feb 10, 2012 | Feb 10, 2012 | Chesapeake Operating, Inc. | Sugarland Dim #B 1HH | 9,000 | 12734556 |
| 732778 | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Rogers Dentonio White 23 Unit #6HH | 7,900 | 12734554 |
| 732778Amendment | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Dentonio White 23 Unit #6HH | 8,100 | 12734554 |
| 732759 | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Rogers Dentonio White 23 Unit #5HH | 7,900 | 12734553 |
| 732759Amendment | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Dentonio White 23 Unit #5HH | 8,100 | 12734553 |
| 732755 | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Rogers Dentonio White 23 Unit #4HH | 7,900 | 12734552 |
| 732755Amendment | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Dentonio White 23 Unit #4HH | 8,100 | 12734552 |
| 732749 | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Rogers Dentonio White 23 Unit #3HH | 7,900 | 12734551 |
| 732749Amendment | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Dentonio White 23 Unit #3HH | 8,100 | 12734551 |
| 732740 | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Rogers Dentonio White 23 Unit #2HH | 7,900 | 12734550 |
| 732740Amendment | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Dentonio White 23 Unit #2HH | 8,100 | 12734550 |
| 732734 | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Rogers Dentonio White 23 Unit #1HH | 7,900 | 12734549 |
| 732734Amendment | Feb 9, 2012 | Feb 9, 2012 | Anadarko E&P Company LP | Dentonio White 23 Unit #1HH | 8,100 | 12734549 |
| 732166 | Feb 9, 2012 | Feb 9, 2012 | Chesapeake Operating, Inc. | Faith-Sandy Dim #A 4HH | 9,000 | 12734543 |
| 732658 | Feb 8, 2012 | Feb 8, 2012 | Chesapeake Operating, Inc. | Crosshair Unit I Dim #N 3HH | 9,000 | 12734548 |
| 732657 | Feb 8, 2012 | Feb 8, 2012 | Chesapeake Operating, Inc. | Crosshair Unit II Dim #O 3HH | 9,000 | 12734547 |
| 732629 | Feb 7, 2012 | Feb 7, 2012 | Chesapeake Operating, Inc. | Briscoe Ranch Unit C Dim #1HH | 9,000 | 12734546 |
| 732629Amendment | Feb 7, 2012 | Feb 7, 2012 | Chesapeake Operating, Inc. | Briscoe Ranch Unit C Dim #1HH | 9,000 | 12734546 |
| 732173 | Jan 30, 2012 | Jan 30, 2012 | Chesapeake Operating, Inc. | Bell Unit B Dim #1HH | 9,000 | 12734545 |
| 732173Amendment | Jan 30, 2012 | Jan 30, 2012 | Chesapeake Operating, Inc. | Bell Unit B Dim #1HH | 9,000 | 12734545 |
| 732164 | Jan 30, 2012 | Jan 30, 2012 | Chesapeake Operating, Inc. | Faith-Sandy Dim #A 3HH | 9,000 | 12734544 |
| 732100 | Jan 27, 2012 | Jan 27, 2012 | Chesapeake Operating, Inc. | Gibson Dim #G 3HH | 9,000 | 12734542 |
| 732098 | Jan 27, 2012 | Jan 27, 2012 | Chesapeake Operating, Inc. | Gibson Dim #G 2HH | 9,000 | 12734541 |
| 732097 | Jan 27, 2012 | Jan 27, 2012 | Chesapeake Operating, Inc. | Gibson Dim #G 1HH | 9,000 | 12734540 |
| 732094 | Jan 27, 2012 | Jan 27, 2012 | Chesapeake Operating, Inc. | Gibson Dim #E 4HH | 9,000 | 12734539 |
| 732093 | Jan 27, 2012 | Jan 27, 2012 | Chesapeake Operating, Inc. | Gibson Dim #E 3HH | 9,000 | 12734538 |
| 732091 | Jan 27, 2012 | Jan 27, 2012 | Chesapeake Operating, Inc. | Gibson Dim #E 2HH | 9,000 | 12734537 |
| 732089 | Jan 27, 2012 | Jan 27, 2012 | Chesapeake Operating, Inc. | Gibson Dim #E 1HH | 9,000 | 12734536 |
| 732088 | Jan 27, 2012 | Jan 27, 2012 | Chesapeake Operating, Inc. | Gibson Dim #C 4HH | 9,000 | 12734535 |
| 732083 | Jan 27, 2012 | Jan 27, 2012 | Chesapeake Operating, Inc. | Gibson Dim #C 3HH | 9,000 | 12734534 |
| 732081 | Jan 27, 2012 | Jan 27, 2012 | Chesapeake Operating, Inc. | Gibson Dim #C 2HH | 9,000 | 12734533 |