| 2003-05-29 | 532495 | 42-479-38435 | BRASK RANCH #8R | KERNS O & G, INC. | DRILL | 5,800 | |
| 2003-05-29 | 532265 | 42-479-38431 | LUNDELL RANCH #16 | EDGE PETROLEUM OPER. CO., INC. | DRILL | 10,850 | |
| 2003-05-29 | 532265 | 42-479-38431 | LUNDELL RANCH #16ST | EDGE PETROLEUM OPER. CO., INC. | DRILL | 10,850 | |
| 2003-05-28 | 532443 | 42-479-38434 | BRUNI MINERAL TRUST "B" #34 | CHEVRON U. S. A. INC. | DRILL | 10,500 | |
| 2003-05-26 | 532264 | 42-479-38430 | LUNDELL RANCH #15 | EDGE PETROLEUM OPER. CO., INC. | DRILL | 11,500 | |
| 2003-05-23 | 532336 | 42-479-38433 | SLATOR RANCH J #1 | EOG RESOURCES, INC. | DRILL | 11,600 | |
| 2003-05-23 | 532325 | 42-479-38432 | BRUNI MINERAL TRUST "B" #35 | CHEVRON U. S. A. INC. | DRILL | 10,500 | |
| 2003-05-22 | 532279 | 42-479-38429 | GARNER, TULLY C #55 | EOG RESOURCES, INC. | DRILL | 7,100 | |
| 2003-05-22 | 532071 | 42-479-38427 | SOUTH CALLAGHAN RANCH #214 | CALPINE NATURAL GAS L.P. | DRILL | 10,000 | |
| 2003-05-21 | 532202 | 42-479-38428 | BRISCOE M #5 | EOG RESOURCES, INC. | DRILL | 6,500 | |
| 2003-05-21 | 532202 | 42-479-38428 | BRISCOE M #5 | EOG RESOURCES, INC. | DRILL | 6,500 | |
| 2003-05-16 | 532028 | 42-479-38426 | STANFORD, P. H. #5 | CALPINE NATURAL GAS L.P. | DRILL | 10,000 | |
| 2003-05-16 | 530902 | 42-479-38402 | OLMITOS LATERAL #53 | DUKE ENERGY INTRAST. NETWORK LLC | DRILL | 270 | |
| 2003-05-15 | 531983 | 42-479-38425 | RUNNING, W. #1 | RICOCHET ENERGY, INC. | DRILL | 12,000 | |
| 2003-05-15 | 531949 | 42-479-38424 | DIX RANCH A-1768 #4 | CONOCOPHILLIPS COMPANY | DRILL | 9,000 | |
| 2003-05-14 | 531206 | 42-479-38408 | HUBBERD, W. M. "C-1" #63 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 9,500 | |
| 2003-05-13 | 531870 | 42-479-38423 | BRUNI-ALEXANDER-MARTINEZ GU #1 | CHEVRON U. S. A. INC. | DRILL | 9,500 | |
| 2003-05-13 | 531870 | 42-479-38423 | BRUNI-ALEXANDER-MARTINEZ GU #1 | CHEVRON U. S. A. INC. | DRILL | 9,500 | |
| 2003-05-12 | 531807 | 42-479-38422 | BENAVIDES, ROSA V. A2 #89 | CONOCOPHILLIPS COMPANY | DRILL | 9,500 | |
| 2003-05-12 | 531720 | 42-479-38419 | MARTINEZ-BARRERA G.U. #6 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 9,297 | |
| 2003-05-12 | 531539 | 42-479-38417 | DE LA GARZA, RAUL #4336 | CORDELE DEVELOPMENT CORPORATION | DRILL | 3,900 | |
| 2003-05-09 | 531792 | 42-479-38420 | GARNER, TULLY C. #44 | EOG RESOURCES, INC. | DRILL | 7,100 | |
| 2003-05-09 | 531762 | 42-479-38421 | B. M. T. #166 | CONOCOPHILLIPS COMPANY | DRILL | 10,150 | |
| 2003-05-09 | 531752 | 42-479-36762 | RUSSELL - WINCH #15 | NORTH CENTRAL OIL CORP. | RECOMP | 10,273 | |
| 2003-05-08 | 531705 | 42-479-38331 | VILLARREAL #10 | EOG RESOURCES, INC. | FLD-XFR | 12,000 | |
| 2003-05-07 | 531648 | 42-479-38418 | BRASK RANCH #8 | KERNS O & G, INC. | DRILL | 5,800 | |
| 2003-05-07 | 531506 | 42-479-38416 | SOUTH CALLAGHAN RANCH #205 | CALPINE NATURAL GAS L.P. | DRILL | 10,500 | |
| 2003-05-07 | 531505 | 42-479-38415 | SOUTH CALLAGHAN RANCH #211 | CALPINE NATURAL GAS L.P. | DRILL | 10,300 | |
| 2003-05-05 | 531384 | 42-479-38410 | BOOTH, W. V. #9 | AWP OPERATING COMPANY | DRILL | 6,900 | |
| 2003-05-02 | 531471 | 42-479-36638 | SOUTH CALLAGHAN RANCH #146 | CALPINE NATURAL GAS L.P. | RECOMP | 9,500 | |
| 2003-05-02 | 531467 | 42-479-38414 | BOOTH,W.V. ET AL 2292 "H" #7A | LEWIS PETRO PROPERTIES, INC. | DRILL | 10,300 | Y |
| 2003-05-02 | 531467 | 42-479-38414 | BOOTH, W. V. ET AL 2292 "H" #7A | LEWIS PETRO PROPERTIES, INC. | DRILL | 10,300 | Y |
| 2003-05-02 | 531437 | 42-479-38413 | CARR #139 | CONOCOPHILLIPS COMPANY | DRILL | 9,850 | |
| 2003-05-02 | 531426 | 42-479-38412 | LUNDELL RANCH #12 | EDGE PETROLEUM OPER. CO., INC. | DRILL | 10,850 | |
| 2003-05-02 | 531418 | 42-479-38411 | VAQUILLAS-BORREGO #11 | KILLAM OIL CO., LTD. | DRILL | 13,000 | |
| 2003-05-01 | 531067 | 42-479-38403 | BRASK #8 | CRIMSON ENERGY COMPANY, LC | DRILL | 6,500 | |
| 2003-04-30 | 531068 | 42-479-38404 | BRASK #7 | CRIMSON ENERGY COMPANY, LC | DRILL | 6,500 | |
| 2003-04-30 | 530311 | 42-479-38386 | LUNDELL C #9 | CONOCOPHILLIPS COMPANY | DRILL | 10,920 | |
| 2003-04-29 | 531252 | 42-479-38409 | GARNER, TULLY C. #45 | EOG RESOURCES, INC. | DRILL | 7,100 | |
| 2003-04-28 | 531236 | 42-479-38407 | BRASK RANCH #1 | KERNS O & G, INC. | DRILL | 5,600 | |
| 2003-04-28 | 531115 | 42-479-38406 | VAQUILLAS 135 #3 | UNITED OIL & MINERALS L. P. | DRILL | 10,500 | |
| 2003-04-25 | 531114 | 42-479-38405 | VAQUILLAS RANCH 1631 #10 | UNITED OIL & MINERALS L. P. | DRILL | 10,500 | |
| 2003-04-23 | 531051 | 42-479-38401 | GONZALES #3 | THORP PETROLEUM CORPORATION | DRILL | 9,000 | |
| 2003-04-23 | 531037 | 42-479-38400 | BRUNI MINERAL TRUST "B" #32 | CHEVRON U. S. A. INC. | DRILL | 9,800 | |
| 2003-04-23 | 530983 | 42-479-38399 | VERGARA-RAYZOR GU #10 | CONOCOPHILLIPS COMPANY | DRILL | 10,400 | |
| 2003-04-21 | 530965 | 42-479-33178 | SANTA TERESITA #1 | MONTECRISTO EXPLORATION, INC. | RENTR | 10,650 | |
| 2003-04-21 | 530892 | 42-479-33267 | PETTY, O.S. #806 | KERNS O & G, INC. | RECLASS | 5,761 | |
| 2003-04-16 | 530825 | 42-479-38398 | FULLER 2292 "H" #3 | LEWIS PETRO PROPERTIES, INC. | DRILL | 10,300 | Y |
| 2003-04-16 | 530825 | 42-479-38398 | FULLER 2292 "H" #3 | LEWIS PETRO PROPERTIES, INC. | DRILL | 10,300 | Y |
| 2003-04-14 | 530726 | 42-479-38397 | SOUTH CALLAGHAN RANCH #209 | CALPINE NATURAL GAS L.P. | DRILL | 10,000 | |