| 1999-04-21 | 483992 | 42-479-37256 | ERF 2182 #3 | LEWIS PETRO PROPERTIES, INC. | DRILL | 6,500 | |
| 1999-04-21 | 483992 | 42-479-37256 | ERF 2182 #3 | LEWIS PETRO PROPERTIES, INC. | DRILL | 6,500 | |
| 1999-04-21 | 483992 | 42-479-37256 | ERF 2182 #3 | LEWIS PETRO PROPERTIES, INC. | DRILL | 6,500 | |
| 1999-04-19 | 483956 | 42-479-37255 | VAQUILLAS RANCH CO. LTD #56 | CONOCO INC. | DRILL | 10,700 | |
| 1999-04-13 | 483822 | 42-479-37254 | ORTIZ RANCH #2 | GEONATURAL RESOURCES, INC. | DRILL | 7,500 | |
| 1999-04-12 | 483814 | 42-479-37253 | PALAFOX EXPLORATION #3040 | HIGH ISLAND OIL CORPORATION | DRILL | 6,900 | |
| 1999-04-12 | 483814 | 42-479-37253 | PALAFOX EXPLORATION #3040 | HIGH ISLAND OIL CORPORATION | DRILL | 6,900 | |
| 1999-03-31 | 483629 | 42-479-37252 | PALAFOX EXPLORATION #242 | HIGH ISLAND OIL CORPORATION | DRILL | 6,900 | |
| 1999-03-31 | 483594 | 42-479-37251 | PETTY RANCH #1118 | KERNS O & G, INC. | DRILL | 5,500 | |
| 1999-03-30 | 483606 | 42-479-37250 | ROTTERSMAN #29 | MICHAEL PETROLEUM CORPORATION | DRILL | 11,500 | |
| 1999-03-30 | 483605 | 42-479-37249 | ROTTERSMAN #8 | ENRON OIL & GAS COMPANY | DRILL | 10,850 | |
| 1999-03-24 | 483467 | 42-479-37248 | BENAVIDES, ROSA V. B #75 | CONOCO INC. | DRILL | 9,700 | |
| 1999-03-24 | 483418 | 42-479-37247 | PETTY RANCH #1017 | KERNS O & G, INC. | DRILL | 5,300 | |
| 1999-03-22 | 483359 | 42-479-37246 | BRUNI MINERALS "D" LEASE #5 | KILLAM OIL CO., LTD. | DRILL | 10,300 | |
| 1999-03-12 | 483262 | 42-479-37245 | LUNDELL #85 | CONOCO INC. | DRILL | 10,800 | |
| 1999-03-11 | 483238 | 42-479-37244 | ROTTERSMAN #31 | MICHAEL PETROLEUM CORPORATION | DRILL | 11,500 | |
| 1999-03-11 | 483116 | 42-479-36357 | D.C.R.C. 3B #23 | COLLINS & WARE, INC. | RECOMP | 2,950 | |
| 1999-03-10 | 483206 | 42-479-37243 | ROTTERSMAN A #5 | CONOCO INC. | DRILL | 10,400 | |
| 1999-03-10 | 483203 | 42-479-37242 | ROTTERSMAN #30 | MICHAEL PETROLEUM CORPORATION | DRILL | 10,500 | |
| 1999-03-10 | 483203 | 42-479-37242 | ROTTERSMAN #30 | MICHAEL PETROLEUM CORPORATION | DRILL | 10,500 | |
| 1999-03-10 | 483203 | 42-479-37242 | ROTTERSMAN #30 | MICHAEL PETROLEUM CORPORATION | DRILL | 10,500 | |
| 1999-03-10 | 483150 | 42-479-36814 | RUSSELL-WINCH #17 | NORTH CENTRAL OIL CORP. | FLD-XFR | 9,065 | |
| 1999-03-10 | 483115 | 42-479-36636 | D.C.R.C. 100B #3 | COLLINS & WARE, INC. | RECOMP | 2,950 | |
| 1999-03-10 | 483099 | 42-479-37240 | PETTY RANCH #1117 | KERNS O & G, INC. | DRILL | 5,500 | |
| 1999-03-08 | 483146 | 42-479-37241 | HUBBERD #35 | CONOCO INC. | DRILL | 11,100 | |
| 1999-03-08 | 483146 | 42-479-37241 | HUBBERD #35 | CONOCO INC. | DRILL | 11,100 | |
| 1999-03-05 | 483079 | 42-479-37239 | PETTY RANCH #6022 | KERNS O & G, INC. | DRILL | 5,500 | |
| 1999-03-04 | 483089 | 42-479-37238 | VILLARREAL STATE #1 | CONOCO INC. | DRILL | 13,100 | |
| 1999-03-04 | 483084 | 42-479-30914 | CALLAGHAN RANCH #27 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 5,192 | |
| 1999-03-04 | 483083 | 42-479-30917 | CALLAGHAN RANCH #24 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 5,155 | |
| 1999-03-03 | 483060 | 42-479-37237 | CARR #123 | CONOCO INC. | DRILL | 11,100 | |
| 1999-03-02 | 482977 | 42-479-35431 | NORFLEET, A. V. #4 | HYDROCARBON OPERATING, INC. | RECOMP | 8,534 | |
| 1999-02-25 | 482937 | 42-479-37236 | BRUNI MINERAL TRUST #B 30 | CHEVRON U. S. A. INC. | DRILL | 10,000 | |
| 1999-02-22 | 482871 | 42-479-37235 | VERGARA 1659 #2 | CONOCO INC. | DRILL | 10,600 | |
| 1999-02-22 | 482871 | 42-479-37235 | VERGARA 1659 #2 | CONOCO INC. | DRILL | 10,600 | |
| 1999-02-22 | 482809 | 42-479-37233 | BRUNI MINERALS "A" #20 | KILLAM OIL CO., LTD. | DRILL | 10,300 | |
| 1999-02-22 | 482778 | 42-479-37234 | BRUNI MINERALS "A" #22 | KILLAM OIL CO., LTD. | DRILL | 10,200 | |
| 1999-02-22 | 482778 | 42-479-37234 | BRUNI MINERALS "A" #22 | KILLAM OIL CO., LTD. | DRILL | 10,200 | |
| 1999-02-22 | 482714 | 42-479-32542 | WEBB COUNTY SCHOOL BOARD #1 | NORTH CENTRAL OIL CORP. | RECOMP | 9,366 | |
| 1999-02-19 | 482388 | 42-479-35567 | RUSSELL-WINCH #10 | NORTH CENTRAL OIL CORP. | RECOMP | 8,840 | |
| 1999-02-18 | 482807 | 42-479-37232 | SCHWARZ, E. H. #21 | MICHAEL PETROLEUM CORPORATION | DRILL | 10,000 | |
| 1999-02-18 | 482807 | 42-479-37232 | SCHWARZ, E. H. #21 | MICHAEL PETROLEUM CORPORATION | DRILL | 10,000 | |
| 1999-02-17 | 482717 | 42-479-37231 | PETTY RANCH #1306 | KERNS O & G, INC. | DRILL | 5,800 | |
| 1999-02-17 | 482701 | 42-479-33788 | BARNES ESTATE #1 | ENEX RESOURCES CORPORATION | RECOMP | 7,504 | |
| 1999-02-17 | 482549 | 42-479-37228 | PALAFOX EXPLORATION CO. -17- #4 | FASKEN OIL AND RANCH, LTD. | DRILL | 6,000 | |
| 1999-02-17 | 482548 | 42-479-37230 | PALAFOX EXPLORATION CO. -20A- #1 | FASKEN OIL AND RANCH, LTD. | DRILL | 6,100 | |
| 1999-02-17 | 482547 | 42-479-37229 | PALAFOX EXPLORATION CO. -9- #3 | FASKEN OIL AND RANCH, LTD. | DRILL | 6,000 | |
| 1999-02-12 | 482662 | 42-479-33117 | PETTY, O. S. "B" #5021 | KERNS O & G, INC. | RECOMP | 5,550 | |
| 1999-02-09 | 482565 | 42-479-37227 | BRUNI-SUMMERS #15 | MICHAEL PETROLEUM CORPORATION | DRILL | 11,500 | |
| 1999-02-09 | 482565 | 42-479-37227 | BRUNI-SUMMERS #15 | MICHAEL PETROLEUM CORPORATION | DRILL | 11,750 | |