| 2012-06-29 | 743355 | 42-483-33506 | STILES 68B #2568H | APACHE CORPORATION | DRILL | 11,000 | Y |
| 2012-06-28 | 743279 | 42-483-33503 | BLACK 50 #4H | LINN OPERATING, INC. | DRILL | 11,022 | Y |
| 2012-06-27 | 743065 | 42-483-33502 | ATHERTON #1014H | CHESAPEAKE OPERATING, INC. | DRILL | 16,000 | Y |
| 2012-06-26 | 743034 | 42-483-33501 | LUNSFORD 3 #9H | NEWFIELD EXPL. MID-CON. INC | DRILL | 11,060 | Y |
| 2012-06-22 | 742932 | 42-483-33500 | STILES 3 #2203H | APACHE CORPORATION | DRILL | 11,000 | Y |
| 2012-06-20 | 742660 | 42-483-33499 | THURMAN HORN #408H | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | Y |
| 2012-06-20 | 742655 | 42-483-33498 | ATHERTON, D. E. #5057H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-06-20 | 742383 | 42-483-33493 | BRITT 27 #1H | LINN OPERATING, INC. | DRILL | 11,491 | Y |
| 2012-06-20 | 742383 | 42-483-33493 | BRITT #2701H | LINN OPERATING, INC. | DRILL | 11,491 | Y |
| 2012-06-18 | 742425 | 42-483-33496 | BRITT 34 #2H | LINN OPERATING, INC. | DRILL | 11,479 | Y |
| 2012-06-18 | 742425 | 42-483-33496 | BRITT #3402H | LINN OPERATING, INC. | DRILL | 11,479 | Y |
| 2012-06-15 | 742407 | 42-483-33494 | BRITT 27 #2H | LINN OPERATING, INC. | DRILL | 11,505 | Y |
| 2012-06-15 | 742407 | 42-483-33494 | BRITT #2702H | LINN OPERATING, INC. | DRILL | 11,505 | Y |
| 2012-06-15 | 742336 | 42-483-33492 | SMITH, A.C. #6H | APACHE CORPORATION | DRILL | 13,500 | Y |
| 2012-06-14 | 742009 | 42-483-32028 | TATIANA 17 #1 | BP AMERICA PRODUCTION COMPANY | RECOMP | 16,628 | |
| 2012-06-13 | 742082 | 42-483-33491 | EDEN 11 #8H | DEVON ENERGY PRODUCTION CO, L.P. | DRILL | 14,500 | Y |
| 2012-06-13 | 741814 | 42-483-33488 | ATHERTON 69 #25H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-06-13 | 741814 | 42-483-33488 | ATHERTON 69 #25H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-06-13 | 741814 | 42-483-33488 | ATHERTON 69 #25H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-06-12 | 742693 | 42-483-33497 | JOLLY 21 SL #4H | QEP ENERGY COMPANY | DRILL | 18,000 | Y |
| 2012-06-12 | 742693 | 42-483-33497 | JOLLY 21 #4H | QEP ENERGY COMPANY | DRILL | 18,000 | Y |
| 2012-06-12 | 741986 | 42-483-33490 | BLACK 50 #5H | LINN OPERATING, INC. | DRILL | 11,057 | Y |
| 2012-06-12 | 741986 | 42-483-33490 | BLACK 50 #5H | LINN OPERATING, INC. | DRILL | 11,057 | Y |
| 2012-06-12 | 741873 | 42-483-33489 | DAVIS 64 SL #6H | SAMSON LONE STAR, LLC | DRILL | 12,100 | Y |
| 2012-06-06 | 741671 | 42-483-33487 | MOORE 62 #7H | APACHE CORPORATION | DRILL | 14,000 | Y |
| 2012-06-01 | 741444 | 42-483-33486 | MOONEY #3059H | SANGUINE GAS EXPLORATION, LLC | DRILL | 11,000 | Y |
| 2012-06-01 | 741440 | 42-483-33485 | MOONEY #2059H | SANGUINE GAS EXPLORATION, LLC | DRILL | 11,000 | Y |
| 2012-06-01 | 741301 | 42-483-33484 | STILES 1 #1201H | APACHE CORPORATION | DRILL | 11,000 | Y |
| 2012-05-31 | 741184 | 42-483-33483 | MOORE FARMS #0108H | FOREST OIL CORPORATION | DRILL | 16,500 | Y |
| 2012-05-31 | 741059 | 42-483-33481 | REED 31 SL #13H | LINN OPERATING, INC. | DRILL | 11,378 | Y |
| 2012-05-31 | 741059 | 42-483-33481 | REED 31 #13H | LINN OPERATING, INC. | DRILL | 11,378 | Y |
| 2012-05-31 | 741026 | 42-483-33480 | DAVIS SL #7061H | SAMSON LONE STAR, LLC | DRILL | 12,000 | Y |
| 2012-05-31 | 740644 | 42-483-33478 | ATHERTON 69 #23H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-05-31 | 740644 | 42-483-33478 | ATHERTON 69 #23H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-05-31 | 740644 | 42-483-33478 | ATHERTON 69 SL #23H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-05-29 | 740931 | 42-483-33482 | EDEN 11 SL #7H | DEVON ENERGY PRODUCTION CO, L.P. | DRILL | 12,500 | Y |
| 2012-05-25 | 740856 | 42-483-31886 | LARA 54 #1 | BP AMERICA PRODUCTION COMPANY | RECOMP | 16,554 | |
| 2012-05-21 | 740464 | 42-483-33477 | LANCASTER #0102H | FOREST OIL CORPORATION | DRILL | 11,806 | Y |
| 2012-05-21 | 740464 | 42-483-33477 | LANCASTER #0102H | FOREST OIL CORPORATION | DRILL | 16,625 | Y |
| 2012-05-18 | 740682 | 42-483-33479 | EDEN 11 #6H | DEVON ENERGY PRODUCTION CO, L.P. | DRILL | 12,500 | Y |
| 2012-05-18 | 740219 | 42-483-33476 | ATHERTON 69 SL #30H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-05-18 | 740219 | 42-483-33476 | ATHERTON 69 SL #30H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-05-18 | 740219 | 42-483-33476 | ATHERTON SL 69 #30H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-05-18 | 740219 | 42-483-33476 | ATHERTON 69 #30H | CHESAPEAKE OPERATING, INC. | DRILL | 18,000 | Y |
| 2012-05-10 | 736478 | 42-483-33449 | STILES 3 #2103H | APACHE CORPORATION | DRILL | 12,750 | Y |
| 2012-05-10 | 736478 | 42-483-33449 | STILES 3 SL #2103H | APACHE CORPORATION | DRILL | 14,000 | Y |
| 2012-05-05 | 738882 | 42-483-33475 | MORRISON #1233H | LINN OPERATING, INC. | DRILL | 11,451 | Y |
| 2012-05-05 | 738881 | 42-483-33473 | MORRISON #1133H | LINN OPERATING, INC. | DRILL | 11,413 | Y |
| 2012-05-05 | 738878 | 42-483-33474 | MORRISON #1033H | LINN OPERATING, INC. | DRILL | 11,371 | Y |
| 2012-05-03 | 736477 | 42-483-33448 | STILES 68 #2368H | APACHE CORPORATION | DRILL | 14,000 | Y |