| 2003-01-21 | 527476 | 42-505-34654 | MECOM, J. W. #117 | UNITED OIL & MINERALS L. P. | DRILL | 9,000 | |
| 2003-01-21 | 527475 | 42-505-34653 | MECOM, J. W. #116 | UNITED OIL & MINERALS L. P. | DRILL | 10,500 | |
| 2003-01-21 | 527468 | 42-505-34652 | JENNINGS RANCH AA #12 | CONOCOPHILLIPS COMPANY | DRILL | 13,800 | |
| 2003-01-17 | 527433 | 42-505-34651 | HAYNES #21 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,500 | |
| 2003-01-17 | 527433 | 42-505-34651 | HAYNES #21 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,500 | |
| 2003-01-15 | 527296 | 42-505-33203 | SALDIVAR #1 | DEVON ENERGY PRODUCTION CO, L.P. | RECOMP | 12,500 | |
| 2003-01-08 | 527016 | 42-505-34648 | JENNINGS RANCH AA #26 | CONOCOPHILLIPS COMPANY | DRILL | 12,720 | |
| 2003-01-08 | 526989 | 42-505-34649 | LA PERLA #238 | CONOCOPHILLIPS COMPANY | DRILL | 9,900 | |
| 2003-01-07 | 527021 | 42-505-34650 | JENNINGS, ROY #5 | LAREDO ENERGY, LP | DRILL | 14,500 | |
| 2003-01-07 | 526970 | 42-505-34647 | JENNINGS RANCH AA #24 | CONOCOPHILLIPS COMPANY | DRILL | 13,800 | |
| 2003-01-07 | 526970 | 42-505-34647 | JENNINGS RANCH AA #24 | CONOCOPHILLIPS COMPANY | DRILL | 13,800 | |
| 2003-01-07 | 526970 | 42-505-34647 | JENNINGS RANCH AA #24 | CONOCOPHILLIPS COMPANY | DRILL | 13,800 | |
| 2003-01-06 | 526966 | 42-505-34646 | PORRAS GAS UNIT #6 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,700 | |
| 2003-01-06 | 526956 | 42-505-33372 | BENAVIDES, BELIA R. "C" #3 | EOG RESOURCES, INC. | RECOMP | 9,900 | |
| 2002-12-27 | 526743 | 42-505-34642 | RAMIREZ, E. B. #1 | NEWFIELD EXPLORATION COMPANY | DRILL | 10,300 | |
| 2002-12-27 | 526730 | 42-505-34645 | JENNINGS RANCH D #12 | CONOCO INC. | DRILL | 13,600 | |
| 2002-12-27 | 526730 | 42-505-34645 | JENNINGS RANCH D #12 | CONOCOPHILLIPS COMPANY | DRILL | 13,600 | |
| 2002-12-27 | 526729 | 42-505-34644 | JENNINGS RANCH D #15 | CONOCO INC. | DRILL | 13,600 | |
| 2002-12-27 | 526726 | 42-505-34643 | JENNINGS RANCH D #16 | CONOCO INC. | DRILL | 13,600 | |
| 2002-12-18 | 526516 | 42-505-34641 | MUZZA, G. P. #11 | SHELL WESTERN E&P | DRILL | 17,050 | |
| 2002-12-18 | 526257 | 42-505-34638 | HAYNES, L. #84 | NORTH CENTRAL OIL CORP. | DRILL | 11,300 | |
| 2002-12-18 | 526256 | 42-505-34637 | HAYNES, L. #76 | NORTH CENTRAL OIL CORP. | DRILL | 9,700 | |
| 2002-12-18 | 526256 | 42-505-34637 | HAYNES, L. #76 | NORTH CENTRAL OIL CORP. | DRILL | 9,000 | |
| 2002-12-17 | 526465 | 42-505-34640 | SERNA, DONATO #4 | DOMINION EXPL. & PROD., INC. | DRILL | 10,500 | |
| 2002-12-17 | 526464 | 42-505-34639 | SANTOS, EIDA #1 | DOMINION EXPL. & PROD., INC. | DRILL | 11,600 | |
| 2002-12-11 | 526097 | 42-505-34634 | HAYNES, L. #83 | NORTH CENTRAL OIL CORP. | DRILL | 11,000 | |
| 2002-12-10 | 526098 | 42-505-34635 | HAYNES, L. #47 | NORTH CENTRAL OIL CORP. | DRILL | 10,200 | |
| 2002-12-10 | 526098 | 42-505-34635 | HAYNES, L. #47 | NORTH CENTRAL OIL CORP. | DRILL | 9,321 | |
| 2002-12-09 | 526193 | 42-505-34636 | MARTINEZ-VELA G.U. #1 | CHEVRON U. S. A. INC. | DRILL | 9,800 | |
| 2002-12-04 | 526053 | 42-505-34631 | YZAGUIRRE - LEO GAS UNIT #11 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,600 | |
| 2002-12-04 | 526053 | 42-505-34631 | YZAGUIRRE - LEO GAS UNIT #11 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,600 | |
| 2002-12-04 | 526052 | 42-505-34632 | HAYNES #20 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,500 | |
| 2002-12-04 | 526051 | 42-505-34633 | ASCHE #68 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,500 | |
| 2002-12-02 | 526039 | 42-505-34630 | R M T #1 | LAREDO ENERGY, LP | DRILL | 11,500 | |
| 2002-12-02 | 526039 | 42-505-34630 | R M T #1 | LAREDO ENERGY, LP | DRILL | 11,500 | |
| 2002-11-21 | 524829 | 42-505-33242 | FLORES, L. G. #17R | HOUSTON EXPLORATION COMPANY, THE | RECOMP | 14,000 | |
| 2002-11-20 | 525442 | 42-505-34628 | HINNANT HEIRS #4010 | KILLAM OIL CO., LTD. | DRILL | 10,000 | |
| 2002-11-18 | 525617 | 42-505-34629 | YZAGUIRRE MINERAL TRUST #1 | EOG RESOURCES, INC. | DRILL | 12,800 | |
| 2002-11-12 | 525416 | 42-505-02918 | GUERRA, RAUL #3 | DOMINION EXPL. & PROD., INC. | RECOMP | 9,900 | |
| 2002-11-08 | 525290 | 42-505-34627 | JENNINGS RANCH AA #23 | CONOCO INC. | DRILL | 13,600 | |
| 2002-11-01 | 525170 | 42-505-34626 | HAYNES #19 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,500 | |
| 2002-11-01 | 525145 | 42-505-34625 | ASCHE #67 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,600 | |
| 2002-11-01 | 525145 | 42-505-34625 | ASCHE #67 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,600 | |
| 2002-11-01 | 525033 | 42-505-34621 | YZAGUIRRE-LEO GAS UNIT #10 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,200 | |
| 2002-11-01 | 525033 | 42-505-34621 | YZAGUIRRE-LEO GAS UNIT #10 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,200 | |
| 2002-11-01 | 525031 | 42-505-33152 | RATHMELL, J. G. #12 | NORTH CENTRAL OIL CORP. | RECOMP | 10,575 | |
| 2002-10-31 | 525116 | 42-505-34624 | JENNINGS RANCH AA #22 | CONOCO INC. | DRILL | 13,600 | |
| 2002-10-31 | 525115 | 42-505-34623 | JENNINGS RANCH AA #21 | CONOCO INC. | DRILL | 13,400 | |
| 2002-10-29 | 524821 | 42-505-34620 | BUSTAMANTE, BERNARDO #1 | KILLAM OIL CO., LTD. | DRILL | 12,750 | |
| 2002-10-24 | 524831 | 42-505-33680 | RATHMELL, J. G. #19 | NORTH CENTRAL OIL CORP. | RECOMP | 10,800 | |