| 2006-01-26 | 613055 | 42-505-35487 | RAMON #4 | CHESAPEAKE OPERATING, INC. | DRILL | 12,000 | |
| 2006-01-26 | 613055 | 42-505-35487 | RAMON #4 | CHESAPEAKE OPERATING, INC. | DRILL | 12,000 | |
| 2006-01-24 | 612738 | 42-505-35485 | HAYNES, L. #155 | POGO PRODUCING COMPANY | DRILL | 10,500 | |
| 2006-01-23 | 612763 | 42-505-35484 | IRENE #6 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,400 | |
| 2006-01-23 | 612763 | 42-505-35484 | IRENE #6 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,400 | |
| 2006-01-20 | 612729 | 42-505-35483 | ERM #1 | CHESAPEAKE OPERATING, INC. | DRILL | 15,000 | |
| 2006-01-20 | 612729 | 42-505-35483 | ERM #1 | CHESAPEAKE OPERATING, INC. | DRILL | 15,000 | |
| 2006-01-20 | 612001 | 42-505-35472 | BALTAZAR RAMOS #8 | DOMINION EXPL. & PROD., INC. | DRILL | 12,700 | |
| 2006-01-18 | 612585 | 42-505-35482 | EL CLARENO #3 | LAREDO ENERGY | DRILL | 11,000 | |
| 2006-01-18 | 612540 | 42-505-35481 | IRENE #5 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,200 | |
| 2006-01-18 | 612259 | 42-505-35479 | SERGIO LAUREL #2 | UNITED RESOURCES LP | DRILL | 12,500 | |
| 2006-01-18 | 612259 | 42-505-35479 | LAUREL, SERGIO #2 | UNITED RESOURCES LP | DRILL | 12,500 | |
| 2006-01-17 | 612477 | 42-505-35480 | VILLARREAL #6 | CHESAPEAKE OPERATING, INC. | DRILL | 13,000 | |
| 2006-01-17 | 612163 | 42-505-35476 | VILLARREAL #3 | CONOCOPHILLIPS COMPANY | DRILL | 12,000 | |
| 2006-01-17 | 612163 | 42-505-35476 | VILLARREAL #3 | CONOCOPHILLIPS COMPANY | OTHER | 12,000 | |
| 2006-01-13 | 612366 | 42-505-35477 | JENNINGS, J.D. #485 | PEOPLES ENERGY PROD.-TX, L.P. | DRILL | 5,800 | |
| 2006-01-13 | 612366 | 42-505-35477 | JENNINGS, J.D. #485 | PEOPLES ENERGY PROD.-TX, L.P. | DRILL | 6,600 | |
| 2006-01-13 | 612364 | 42-505-35478 | JENNINGS, J.D. #482 | PEOPLES ENERGY PROD.-TX, L.P. | DRILL | 5,800 | |
| 2006-01-13 | 612364 | 42-505-35478 | JENNINGS, J.D. #482 | PEOPLES ENERGY PROD.-TX, L.P. | DRILL | 5,800 | Y |
| 2006-01-12 | 612343 | 42-505-35475 | TREVINO "B" #5 | PEOPLES ENERGY PROD.-TX, L.P. | DRILL | 11,300 | |
| 2006-01-12 | 612199 | 42-505-35474 | VELA ESTATE #21 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2006-01-12 | 612199 | 42-505-35474 | VELA ESTATE #21 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2006-01-12 | 612199 | 42-505-35474 | VELA ESTATE #21 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2006-01-11 | 612105 | 42-505-35473 | SINGER #1 | NEWFIELD EXPLORATION COMPANY | DRILL | 15,000 | |
| 2006-01-11 | 612100 | 42-505-35471 | LOPEZ #3 | NEWFIELD EXPLORATION COMPANY | DRILL | 13,000 | |
| 2006-01-11 | 611938 | 42-505-35469 | RUBEN FLORES MINERALS, LTD #3 | CONOCOPHILLIPS COMPANY | DRILL | 11,800 | |
| 2006-01-11 | 611936 | 42-505-35468 | RUBEN FLORES MINERALS, LTD #2 | CONOCOPHILLIPS COMPANY | DRILL | 11,800 | |
| 2006-01-11 | 611933 | 42-505-35467 | RUBEN FLORES MINERALS, LTD #1 | CONOCOPHILLIPS COMPANY | DRILL | 11,600 | |
| 2006-01-06 | 612047 | 42-505-35470 | MARTINEZ-URIBE #1 | LAREDO ENERGY | DRILL | 10,000 | |
| 2006-01-06 | 612019 | 42-505-35466 | MARTINEZ-RAMIREZ GAS UNIT #2 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,000 | |
| 2006-01-04 | 611850 | 42-505-35464 | EL REFUGIO #2 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2006-01-03 | 611810 | 42-505-35460 | SMITH, A.H. #9 | PEOPLES ENERGY PROD.-TX, L.P. | DRILL | 11,000 | |
| 2005-12-30 | 611762 | 42-505-35459 | BMT/K&H "AC" #1 | EOG RESOURCES, INC. | DRILL | 12,000 | |
| 2005-12-30 | 611762 | 42-505-35459 | BMT/K&H "AC" #1 | EOG RESOURCES, INC. | DRILL | 12,000 | |
| 2005-12-30 | 611760 | 42-505-35458 | A. GARZA #20 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,800 | |
| 2005-12-30 | 611759 | 42-505-35457 | A. GARZA #19 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,800 | |
| 2005-12-30 | 611748 | 42-505-35456 | EL REFUGIO "AD" #4 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,500 | |
| 2005-12-30 | 611534 | 42-505-32418 | HAYNES #10 | DEVON ENERGY PRODUCTION CO, L.P. | RECOMP | 14,500 | |
| 2005-12-29 | 611710 | 42-505-35455 | URIBE #1 | REICHMANN PETROLEUM CORP. | DRILL | 14,000 | |
| 2005-12-28 | 611673 | 42-505-35454 | RESENDEZ #2 | REICHMANN PETROLEUM CORP. | DRILL | 13,200 | |
| 2005-12-28 | 611673 | 42-505-35454 | RESENDEZ #2 | REICHMANN PETROLEUM CORP. | DRILL | 13,200 | |
| 2005-12-28 | 611544 | 42-505-35453 | SLATOR RANCH #32 | WAGNER OIL COMPANY | DRILL | 11,000 | |
| 2005-12-27 | 611564 | 42-505-35452 | ZACHRY, H. B. COMPANY #9 | SHELL WESTERN E&P | DRILL | 18,400 | |
| 2005-12-27 | 611550 | 42-505-35451 | VILLARREAL #5 | CHESAPEAKE OPERATING, INC. | DRILL | 13,000 | |
| 2005-12-27 | 611547 | 42-505-35450 | VOLPE #2 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2005-12-22 | 611447 | 42-505-35449 | PALMYRA #21 | CODY ENERGY LLC | DRILL | 11,300 | |
| 2005-12-21 | 611429 | 42-505-31350 | MARTINEZ, MERCURIO #1 | WAGNER OIL COMPANY | RECOMP | 11,577 | |
| 2005-12-20 | 611188 | 42-505-35448 | VOLPE, ADAN #1 | NEWFIELD EXPLORATION COMPANY | DRILL | 13,000 | |
| 2005-12-16 | 611168 | 42-505-35447 | M. FLORES #13 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,800 | |
| 2005-12-16 | 611152 | 42-505-35446 | MCASKILL #33 | CONOCOPHILLIPS COMPANY | DRILL | 12,500 | |