| 2006-04-13 | 617414 | 42-505-35557 | MUNOZ, FERNANDO #9 | DOMINION EXPL. & PROD., INC. | DRILL | 12,000 | |
| 2006-04-12 | 617470 | 42-505-35558 | GUERRA "M" #6 | PEOPLES ENERGY PROD.-TX, L.P. | DRILL | 11,000 | |
| 2006-04-12 | 617470 | 42-505-35558 | GUERRA "M" #6 | PEOPLES ENERGY PROD.-TX, L.P. | DRILL | 11,000 | |
| 2006-04-12 | 617401 | 42-505-35556 | SLATOR RANCH #33 | WAGNER OIL COMPANY | DRILL | 12,500 | |
| 2006-04-12 | 617401 | 42-505-35556 | SLATOR RANCH #33ST | WAGNER OIL COMPANY | DRILL | 12,500 | |
| 2006-04-07 | 617183 | 42-505-35555 | HINOJOSA, G. G. #16 | SHELL WESTERN E&P | DRILL | 18,315 | |
| 2006-04-06 | 616869 | 42-505-31116 | LEONARDO #2 | HOUSTON EXPLORATION COMPANY, THE | RECOMP | 11,000 | |
| 2006-04-06 | 616869 | 42-505-31116 | LEONARDO #2 | HOUSTON EXPLORATION COMPANY, THE | RECOMP | 11,000 | |
| 2006-04-03 | 616838 | 42-505-35554 | M. G. GARZA GAS UNIT #3 | KILLAM OIL CO., LTD. | DRILL | 12,820 | |
| 2006-04-03 | 616838 | 42-505-35554 | M. G. GARZA GAS UNIT #3 | KILLAM OIL CO., LTD. | OTHER | 11,895 | |
| 2006-03-31 | 616813 | 42-505-35553 | ROMERO VASQUEZ #5 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2006-03-30 | 615209 | 42-505-35528 | VILLARREAL #8 | CHESAPEAKE OPERATING, INC. | DRILL | 13,000 | |
| 2006-03-29 | 616659 | 42-505-35552 | SINGER B #2 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2006-03-29 | 616624 | 42-505-35551 | VILLARREAL #1 | RICOCHET ENERGY, INC. | DRILL | 11,000 | |
| 2006-03-29 | 615222 | 42-505-35527 | MUNOZ-GUTIERREZ GAS UNIT #6 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,400 | |
| 2006-03-28 | 616583 | 42-505-35549 | LA PERLA B1 #23 | CONOCOPHILLIPS COMPANY | DRILL | 10,600 | |
| 2006-03-27 | 616446 | 42-505-35548 | O. M. LAUREL ESTATE #11 | CHESAPEAKE OPERATING, INC. | DRILL | 15,000 | |
| 2006-03-24 | 616438 | 42-505-35547 | WHITTIER #2 | LEGEND NATURAL GAS II, LP | DRILL | 12,000 | |
| 2006-03-24 | 616432 | 42-505-35546 | LEO CUELLAR GAS UNIT #2 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2006-03-23 | 616007 | 42-505-35543 | LA PERLA #255 | CONOCOPHILLIPS COMPANY | DRILL | 10,850 | |
| 2006-03-23 | 616001 | 42-505-35542 | LAUREL MINERAL ESTATE #16 | CONOCOPHILLIPS COMPANY | DRILL | 12,400 | |
| 2006-03-23 | 616001 | 42-505-35542 | LAUREL MINERAL ESTATE #16 | CONOCOPHILLIPS COMPANY | DRILL | 12,400 | |
| 2006-03-20 | 616054 | 42-505-35540 | VOLPE, ADAN #2 | NEWFIELD EXPLORATION COMPANY | DRILL | 13,000 | |
| 2006-03-20 | 616054 | 42-505-35540 | VOLPE, ADAN #2 | NEWFIELD EXPLORATION COMPANY | DRILL | 13,000 | |
| 2006-03-17 | 616020 | 42-505-35539 | SLATOR RANCH #T 1 | EOG RESOURCES, INC. | DRILL | 12,500 | |
| 2006-03-16 | 615970 | 42-505-35538 | M. FLORES #14 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,800 | |
| 2006-03-16 | 615598 | 42-505-32359 | HAYNES #9 | DEVON ENERGY PRODUCTION CO, L.P. | RECOMP | 14,600 | |
| 2006-03-15 | 615890 | 42-505-35537 | EL CLARENO #4 | LAREDO ENERGY | DRILL | 14,000 | |
| 2006-03-15 | 615890 | 42-505-35537 | EL CLARENO #4 | LAREDO ENERGY | DRILL | 14,000 | |
| 2006-03-15 | 615878 | 42-505-35535 | MARTINEZ-URIBE #3 | LAREDO ENERGY | DRILL | 11,000 | |
| 2006-03-15 | 615616 | 42-505-34799 | HAYNES #29 | DEVON ENERGY PRODUCTION CO, L.P. | RECOMP | 14,560 | |
| 2006-03-15 | 615483 | 42-505-35534 | DE BARBERIO #5 | CONOCOPHILLIPS COMPANY | DRILL | 10,695 | |
| 2006-03-15 | 615483 | 42-505-35534 | DE BARBERIO #5 | CONOCOPHILLIPS COMPANY | DRILL | 10,695 | |
| 2006-03-14 | 613940 | 42-505-35504 | ASCHE #110 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,800 | |
| 2006-03-14 | 613940 | 42-505-35504 | ASCHE #110 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,800 | |
| 2006-03-13 | 614869 | 42-505-35533 | LA PERLA CATHODIC #206 | CONOCOPHILLIPS COMPANY | DRILL | 350 | |
| 2006-03-13 | 614104 | 42-505-35506 | L. GARZA ESTATE #5 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 12,000 | |
| 2006-03-10 | 613463 | 42-505-35501 | MCASKILL TR7 #32 | CONOCOPHILLIPS COMPANY | DRILL | 12,600 | |
| 2006-03-09 | 615596 | 42-505-35532 | GARZA, L. #38 | EOG RESOURCES, INC. | DRILL | 12,500 | |
| 2006-03-09 | 615519 | 42-505-35531 | BENAVIDES MINERAL TRUST #7 | EOG RESOURCES, INC. | DRILL | 10,000 | |
| 2006-03-09 | 615346 | 42-505-35529 | HAYNES-NORTH #7 | DEVON ENERGY PRODUCTION CO, L.P. | DRILL | 9,600 | |
| 2006-03-09 | 615346 | 42-505-35529 | HAYNES-NORTH #7 | DEVON ENERGY PRODUCTION CO, L.P. | OTHER | 9,600 | |
| 2006-03-09 | 614505 | 42-505-35516 | HAYNES-NORTH #6 | DEVON ENERGY PRODUCTION CO, L.P. | DRILL | 12,000 | |
| 2006-03-08 | 615408 | 42-505-35530 | VELA B #8 | PEOPLES ENERGY PROD.-TX, L.P. | DRILL | 10,600 | |
| 2006-03-08 | 615408 | 42-505-35530 | VELA B #8 | PEOPLES ENERGY PROD.-TX, L.P. | DRILL | 10,600 | |
| 2006-03-08 | 615389 | 42-505-33260 | TOMASA #1 | EDGE PETROLEUM OPER. CO., INC. | RECOMP | 9,740 | |
| 2006-03-06 | 614519 | 42-505-35517 | HAYNES-NORTH #8 | DEVON ENERGY PRODUCTION CO, L.P. | DRILL | 15,000 | |
| 2006-03-03 | 615226 | 42-505-35526 | ZACHRY #2 | LAREDO ENERGY | DRILL | 11,000 | |
| 2006-03-03 | 615226 | 42-505-35526 | ZACHRY #2 | LAREDO ENERGY | DRILL | 11,000 | |
| 2006-03-03 | 615211 | 42-505-35525 | HORACIO GONZALEZ #4 | CHESAPEAKE OPERATING, INC. | DRILL | 12,000 | |