| 2001-06-13 | 509068 | 42-505-34355 | MCMURREY, WM. #56 | CONOCO INC. | DRILL | 10,800 | |
| 2001-06-11 | 510081 | 42-505-34366 | EUDOXIO MARTINEZ GU #11 | EOG RESOURCES, INC. | DRILL | 10,400 | |
| 2001-06-11 | 509170 | 42-505-34141 | HAYNES, L. #44 | NORTH CENTRAL OIL CORP. | RECOMP | 9,827 | |
| 2001-06-08 | 510054 | 42-505-34365 | WHITE #3B | SANCHEZ OIL & GAS CORPORATION | DRILL | 11,500 | |
| 2001-06-07 | 509991 | 42-505-34364 | RAMOS, FELIX #4 | DOMINION EXPL. & PROD., INC. | DRILL | 11,300 | |
| 2001-06-07 | 509991 | 42-505-34364 | RAMOS, FELIX #4 | DOMINION EXPL. & PROD., INC. | DRILL | 12,500 | |
| 2001-06-07 | 509990 | 42-505-34363 | RAMIREZ, FEDERICO #5 | DOMINION EXPL. & PROD., INC. | DRILL | 12,200 | |
| 2001-06-07 | 509990 | 42-505-34363 | RAMIREZ, FEDERICO #5 | DOMINION EXPL. & PROD., INC. | DRILL | 12,200 | |
| 2001-06-07 | 509990 | 42-505-34363 | RAMIREZ, FEDERICO #5 | DOMINION EXPL. & PROD., INC. | DRILL | 14,200 | |
| 2001-06-06 | 509783 | 42-505-34362 | LA PERLA #223 | CONOCO INC. | DRILL | 10,550 | |
| 2001-06-04 | 509746 | 42-505-34361 | J. O. D. #14 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,500 | |
| 2001-06-01 | 509504 | 42-505-33681 | HAYNES, LEONARD #31 | NORTH CENTRAL OIL CORP. | RECOMP | 12,207 | |
| 2001-05-30 | 509357 | 42-505-34358 | VELA-LOPENO MINERAL, LTD #3 | DOMINION EXPL. & PROD., INC. | DRILL | 12,000 | |
| 2001-05-30 | 509357 | 42-505-34358 | VELA-LOPENO MINERAL, LTD #3 | DOMINION EXPL. & PROD., INC. | DRILL | 7,960 | |
| 2001-05-30 | 509357 | 42-505-34358 | VELA-LOPENO MINERAL, LTD #3 | DOMINION EXPL. & PROD., INC. | DRILL | 12,000 | |
| 2001-05-29 | 509481 | 42-505-34360 | RAMIREZ, M. R. #10 | DOMINION EXPL. & PROD., INC. | DRILL | 12,500 | |
| 2001-05-29 | 509481 | 42-505-34360 | RAMIREZ, M. R. #10 | DOMINION EXPL. & PROD., INC. | DRILL | 11,900 | |
| 2001-05-25 | 509392 | 42-505-34359 | LA PERLA #224 | CONOCO INC. | DRILL | 10,000 | |
| 2001-05-24 | 509388 | 42-505-34357 | MCGRATH #2 | EOG RESOURCES, INC. | DRILL | 12,200 | |
| 2001-05-21 | 509224 | 42-505-34356 | ASCHE #59 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,200 | |
| 2001-05-17 | 509129 | 42-505-34353 | GARZA, LAURO #A 3 | DREYFUS, LOUIS NATURAL GAS CORP | DRILL | 13,200 | |
| 2001-05-17 | 509129 | 42-505-34353 | GARZA, LAURO #A 3 | DREYFUS, LOUIS NATURAL GAS CORP | DRILL | 13,200 | |
| 2001-05-17 | 508952 | 42-505-34354 | ARMSTRONG BROS. #3S | COX, MARTIN REGAN | DRILL | 2,250 | |
| 2001-05-17 | 505374 | 42-505-34297 | SANCHEZ-MCMURREY #23 | NORTH CENTRAL OIL CORP. | DRILL | 11,500 | |
| 2001-05-15 | 509012 | 42-505-34249 | BRUNI RANCH #76 | CONOCO INC. | RECOMP | 11,200 | |
| 2001-05-14 | 508862 | 42-505-34352 | MUNOZ, FERNANDO #7 | DOMINION EXPL. & PROD., INC. | DRILL | 12,600 | |
| 2001-05-14 | 508783 | 42-505-34349 | GARCIA, SALVADOR A #26 | CONOCO INC. | DRILL | 13,000 | |
| 2001-05-10 | 508807 | 42-505-34351 | TREVINO #1413 | ELLIOTT OIL & GAS COMPANY | DRILL | 3,500 | |
| 2001-05-10 | 508806 | 42-505-34350 | TREVINO #2063 | ELLIOTT OIL & GAS COMPANY | DRILL | 3,500 | |
| 2001-05-10 | 508793 | 42-505-34348 | VELA, SERAPIO HEIRS B #29 | CONOCO INC. | DRILL | 12,500 | |
| 2001-05-10 | 508793 | 42-505-34348 | VELA, SERAPIO HEIRS B #29 | CONOCO INC. | DRILL | 12,500 | |
| 2001-05-10 | 508793 | 42-505-34348 | VELA, SERAPIO HEIRS B #29 | CONOCOPHILLIPS COMPANY | DRILL | 11,825 | |
| 2001-05-10 | 508759 | 42-505-34347 | HAYNES, L. #67 | NORTH CENTRAL OIL CORP. | DRILL | 14,500 | |
| 2001-05-10 | 508759 | 42-505-34347 | HAYNES, L. #67 | NORTH CENTRAL OIL CORP. | DRILL | 13,500 | |
| 2001-05-08 | 508698 | 42-505-34346 | JENNINGS RANCH D #5 | CONOCO INC. | DRILL | 13,660 | |
| 2001-05-08 | 508687 | 42-505-34345 | URIBE FAMILY TRUST #1 | EOG RESOURCES, INC. | DRILL | 10,100 | |
| 2001-05-08 | 508676 | 42-505-34344 | MARSHALL, S. G. #27 | CHEVRON U. S. A. INC. | DRILL | 10,500 | |
| 2001-05-07 | 508650 | 42-505-34343 | GUADALUPE #1 | KEY ENERGY OF COLORADO, INC. | DRILL | 9,000 | |
| 2001-05-07 | 508592 | 42-505-34342 | BMT-MARTIN A #17 | CONOCO INC. | DRILL | 11,300 | |
| 2001-05-03 | 508511 | 42-505-34341 | TREVINO, E. 412 #2 | DEVON ENERGY PRODUCTION CO, L.P. | DRILL | 14,200 | |
| 2001-05-03 | 508492 | 42-505-34340 | LA PERLA #222 | CONOCO INC. | DRILL | 10,500 | |
| 2001-05-03 | 508483 | 42-505-34339 | MCASKILL #27 | CONOCO INC. | DRILL | 12,900 | |
| 2001-04-26 | 508206 | 42-505-34337 | ALFONSO #19 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,320 | |
| 2001-04-26 | 508205 | 42-505-34338 | ASCHE #58 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,500 | |
| 2001-04-25 | 508119 | 42-505-34332 | CAVAZOS #4 | WAGNER & BROWN, LTD. | DRILL | 15,000 | |
| 2001-04-24 | 508169 | 42-505-34336 | GUERRA, RAUL #13 | DOMINION EXPL. & PROD., INC. | DRILL | 11,700 | |
| 2001-04-24 | 508169 | 42-505-34336 | GUERRA, RAUL #13 | DOMINION EXPL. & PROD., INC. | DRILL | 10,240 | |
| 2001-04-24 | 508169 | 42-505-34336 | GUERRA, RAUL #13 | DOMINION EXPL. & PROD., INC. | DRILL | 10,240 | |
| 2001-04-24 | 508163 | 42-505-34335 | TAYLOR, LEROY #1 | UNITED OIL & MINERALS L. P. | DRILL | 16,800 | |
| 2001-04-24 | 508162 | 42-505-34148 | GARZA, L. RE-ENTRY #1 | TRI-C RESOURCES, INC. | RECOMP | 16,000 | |