| 2008-03-07 | 656200 | 42-025-33559 | OVERBY #2E | PIONEER NATURAL RES. USA, INC. | DRILL | 17,000 | Y |
| 2008-03-06 | 656139 | 42-025-33558 | KNIGHT RANCH #5 | UNITED RESOURCES LP | DRILL | 11,500 | |
| 2008-03-03 | 655825 | 42-025-33499 | O'BRIEN #1 | ANDERSON OIL LTD. | RECOMP | 5,600 | |
| 2008-02-28 | 655983 | 42-025-33557 | ERNA P. BENHAM GAS UNIT #7 | PIONEER NATURAL RES. USA, INC. | DRILL | 17,000 | Y |
| 2008-02-21 | 655113 | 42-025-33555 | MONTEOLA GAS UNIT #1 | PIONEER NATURAL RES. USA, INC. | DRILL | 17,500 | |
| 2008-02-20 | 654963 | 42-025-33465 | NSE O'BRIEN #1 | NORTH SHORE ENERGY, L.L.C. | RECOMP | 5,500 | |
| 2008-02-20 | 651726 | 42-025-31191 | DOUGHERTY ESTATE #2 | STAPLES, JAMES W. PROD. CO. | RECOMP | 3,652 | |
| 2008-02-15 | 654667 | 42-025-33554 | WOLTERS #2 | WHITESANDS OPERATING, L.L.C. | DRILL | 4,600 | |
| 2008-02-14 | 654758 | 42-025-33518 | NSE O'BRIEN #2 | NORTH SHORE ENERGY, L.L.C. | RECOMP | 5,200 | |
| 2008-02-14 | 654758 | 42-025-33518 | NSE O'BRIEN #2 | NORTH SHORE ENERGY, L.L.C. | RECOMP | 5,200 | |
| 2008-02-07 | 654105 | 42-025-33553 | O'NEAL GAS UNIT #14 | PIONEER NATURAL RES. USA, INC. | DRILL | 17,000 | Y |
| 2008-01-16 | 652337 | 42-025-33552 | TOMASEK GAS UNIT #3SW | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2007-12-20 | 651493 | 42-025-33549 | DAHL #1 | GAITHER PETROLEUM CORPORATION | DRILL | 3,500 | |
| 2007-12-20 | 651493 | 42-025-33549 | DAHL #1 | GAITHER PETROLEUM CORPORATION | DRILL | 3,500 | |
| 2007-12-17 | 651169 | 42-025-33548 | MANSKER RANCH GAS UNIT #6 | PIONEER NATURAL RES. USA, INC. | DRILL | 17,000 | Y |
| 2007-12-10 | 650462 | 42-025-33547 | DIRKS #1 | GAITHER PETROLEUM CORPORATION | DRILL | 4,100 | |
| 2007-12-05 | 650238 | 42-025-33546 | SMITH #1 | CHOICE EXPLORATION, INC. | DRILL | 5,000 | |
| 2007-11-29 | 649933 | 42-025-33545 | BEAR CREEK RANCH PARTNERS #1 | KALER ENERGY CORP. | DRILL | 2,200 | |
| 2007-11-28 | 649900 | 42-025-33544 | DAVIS #1 | UNITED RESOURCES LP | DRILL | 12,000 | |
| 2007-11-28 | 649900 | 42-025-33544 | DAVIS #1 | UNITED RESOURCES LP | DRILL | 12,000 | |
| 2007-11-19 | 649565 | 42-025-33542 | KNIGHT RANCH #4 | UNITED RESOURCES LP | DRILL | 11,500 | |
| 2007-11-19 | 649565 | 42-025-33542 | KNIGHT RANCH #4 | NEWFIELD EXPLORATION COMPANY | DRILL | 11,500 | |
| 2007-11-19 | 649565 | 42-025-33542 | KNIGHT RANCH #4 | NEWFIELD EXPLORATION COMPANY | OTHER | 10,500 | |
| 2007-11-16 | 649388 | 42-025-33541 | EBERSTADT #9 | ANDERSON OIL LTD. | DRILL | 5,800 | |
| 2007-11-16 | 649388 | 42-025-33541 | EBERSTADT #9 | ANDERSON OIL LTD. | DRILL | 5,800 | |
| 2007-10-24 | 647946 | 42-025-33539 | MANSKER RANCH G.U. #5 | PIONEER NATURAL RES. USA, INC. | DRILL | 17,000 | Y |
| 2007-10-24 | 647019 | 42-025-33540 | DOUGHERTY #1 | CONTINENTAL OPERATING CO. | DRILL | 10,100 | |
| 2007-10-01 | 646790 | 42-025-33538 | NPU (HARTZENDORF 1) #58 | LEGEND NATURAL GAS II, LP | DRILL | 12,000 | |
| 2007-09-25 | 646380 | 42-025-33537 | NSE O'BRIEN #3 | NORTH SHORE ENERGY, L.L.C. | DRILL | 6,000 | |
| 2007-09-20 | 646154 | 42-025-33536 | NPU (RAY 119) #54 | LEGEND NATURAL GAS II, LP | DRILL | 12,000 | |
| 2007-09-20 | 646154 | 42-025-33536 | NPU (RAY 119) #54 | LEGEND NATURAL GAS II, LP | DRILL | 12,000 | |
| 2007-09-12 | 645745 | 42-025-33535 | HEARD, C. E. "B" #45 | PETROHAWK OPERATING COMPANY | DRILL | 5,500 | |
| 2007-09-12 | 645745 | 42-025-33535 | HEARD, C. E. "B" #45 | MILAGRO EXPLORATION, LLC | DRILL | 5,500 | |
| 2007-09-10 | 645650 | 42-025-33534 | HEARD, C.E. "B" #44 | PETROHAWK OPERATING COMPANY | DRILL | 5,500 | |
| 2007-09-07 | 645648 | 42-025-33533 | HEARD, C.E. "B" #43 | PETROHAWK OPERATING COMPANY | DRILL | 5,500 | |
| 2007-09-07 | 645644 | 42-025-33532 | HEARD, C.E. "B" #42 | PETROHAWK OPERATING COMPANY | DRILL | 5,500 | |
| 2007-08-29 | 645184 | 42-025-33531 | LOPEZ #1 | UNITED RESOURCES LP | DRILL | 11,500 | |
| 2007-08-29 | 645161 | 42-025-33009 | BROOKS TRUST #1 | PRIME OPERATING COMPANY | RECOMP | 9,500 | |
| 2007-08-28 | 642433 | 42-025-33524 | COLLIER #12 | ENCO EXPLORATION COMPANY | DRILL | 4,100 | |
| 2007-08-28 | 642433 | 42-025-33524 | COLLIER #12 | ENCO EXPLORATION COMPANY | DRILL | 4,700 | |
| 2007-08-28 | 641148 | 42-025-33745 | COLLIER #11 | ENCO EXPLORATION COMPANY | DRILL | 4,100 | |
| 2007-08-28 | 554506 | 42-025-33309 | COLLIER #3 | ENCO EXPLORATION COMPANY | DRILL | 5,053 | |
| 2007-08-28 | 554506 | 42-025-33309 | COLLIER #3 | ENCO EXPLORATION COMPANY | DRILL | 10,347 | |
| 2007-08-24 | 644928 | 42-025-33530 | RAY #115 | LEGEND NATURAL GAS II, LP | DRILL | 12,000 | |
| 2007-08-24 | 642888 | 42-025-33516 | ROY HANUS #1 | HOWARD EXPLORATION, INC. | DRILL | 3,800 | |
| 2007-08-22 | 644784 | 42-025-33529 | HEARD, C. E. "B" #41 | PETROHAWK OPERATING COMPANY | DRILL | 5,200 | |
| 2007-08-22 | 644782 | 42-025-33528 | HEARD, C. E. "B" #40 | PETROHAWK OPERATING COMPANY | DRILL | 5,200 | |
| 2007-08-22 | 644779 | 42-025-33527 | HEARD, C. E. "B" #39 | PETROHAWK OPERATING COMPANY | DRILL | 5,200 | |
| 2007-08-16 | 644394 | 42-025-33525 | O'BRIEN #1 | GARRISON LTD. | DRILL | 4,000 | |
| 2007-08-15 | 644040 | 42-025-33523 | FINGER ESTATE #1 | CONTINENTAL EXPLORATION, L.L.C. | DRILL | 4,000 | |