| 2004-11-12 | 553538 | 42-505-35134 | MECOM, J. C. #129 | WESTPORT OIL AND GAS COMPANY, LP | DRILL | 10,300 | |
| 2004-11-12 | 553453 | 42-505-35133 | SALINAS #1 | ACOCK/ANAQUA OPERATING CO., LP | DRILL | 2,000 | |
| 2004-11-12 | 553453 | 42-505-35133 | SALINAS #1 | ACOCK OPERATING LIMITED | DRILL | 2,000 | |
| 2004-11-10 | 553474 | 42-505-35130 | CUELLAR, MARIA #15 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,500 | |
| 2004-11-10 | 553474 | 42-505-35130 | CUELLAR, MARIA #15 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,500 | |
| 2004-11-09 | 553447 | 42-505-35132 | VIELMANN #2 | LAREDO ENERGY | DRILL | 11,500 | |
| 2004-11-09 | 553434 | 42-505-35131 | SWANTNER GAS UNIT #1 | DOMINION EXPL. & PROD., INC. | DRILL | 11,000 | |
| 2004-11-09 | 553243 | 42-505-35129 | JENNINGS RANCH AA #39 | CONOCOPHILLIPS COMPANY | DRILL | 14,000 | |
| 2004-11-05 | 553244 | 42-505-35128 | CAVAZOS #6 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2004-11-05 | 553244 | 42-505-35128 | CAVAZOS #6 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2004-11-05 | 553244 | 42-505-35128 | CAVAZOS #6 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2004-11-01 | 553027 | 42-505-35121 | MECOM, J. W. #128 | WESTPORT OIL AND GAS COMPANY, LP | DRILL | 10,500 | |
| 2004-11-01 | 553007 | 42-505-35126 | FLORES, L. G. #44 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,600 | |
| 2004-11-01 | 552998 | 42-505-35125 | THOMASMA, RAY J. "E" #15 | DEVON ENERGY PRODUCTION CO, L.P. | DRILL | 12,000 | |
| 2004-11-01 | 552713 | 42-505-35120 | HAYNES, L. #139 | NORTH CENTRAL OIL CORP. | DRILL | 11,000 | |
| 2004-10-29 | 552992 | 42-505-35124 | PEREZ "A" #1 | LAREDO ENERGY | DRILL | 11,500 | |
| 2004-10-28 | 552879 | 42-505-35123 | ASCHE #89 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,600 | |
| 2004-10-26 | 552738 | 42-505-35122 | CASSIN, EDWARD #4 | CONOCOPHILLIPS COMPANY | DRILL | 12,800 | |
| 2004-10-25 | 552435 | 42-505-35119 | MCMURRAY CATHODIC WELL #1009 | CONOCOPHILLIPS COMPANY | DRILL | 350 | |
| 2004-10-25 | 540339 | 42-505-34898 | JENNINGS RANCH AA #35 | CONOCOPHILLIPS COMPANY | DRILL | 14,350 | |
| 2004-10-21 | 552648 | 42-505-35117 | MOFFATT, ELZA GUTIERREZ #3 | EOG RESOURCES, INC. | DRILL | 11,100 | |
| 2004-10-21 | 552641 | 42-505-35118 | ALEXANDER, MAUREEN #5 | EOG RESOURCES, INC. | DRILL | 9,800 | |
| 2004-10-20 | 552391 | 42-505-35113 | HAYNES, L. #136 | NORTH CENTRAL OIL CORP. | DRILL | 10,400 | |
| 2004-10-20 | 552390 | 42-505-35112 | HAYNES, L. #137 | NORTH CENTRAL OIL CORP. | DRILL | 10,000 | |
| 2004-10-19 | 552501 | 42-505-35116 | GUTIERREZ, EMILIA FLORES #1 | EOG RESOURCES, INC. | DRILL | 10,500 | |
| 2004-10-19 | 552447 | 42-505-35115 | THOMASMA, RAY J. "C" #14 | DEVON ENERGY PRODUCTION CO, L.P. | DRILL | 12,000 | |
| 2004-10-19 | 552389 | 42-505-35114 | HAYNES, L. #138 | NORTH CENTRAL OIL CORP. | DRILL | 10,600 | |
| 2004-10-19 | 550146 | 42-505-35085 | SNAVELY #2 | CHESAPEAKE OPERATING, INC. | DRILL | 14,000 | |
| 2004-10-15 | 552354 | 42-505-35111 | RAMON #1 | LAREDO ENERGY | DRILL | 11,000 | |
| 2004-10-15 | 552327 | 42-505-35110 | SINGER-ANDERS #2 | CHESAPEAKE OPERATING, INC. | DRILL | 12,000 | |
| 2004-10-14 | 552318 | 42-505-35109 | MARTINEZ ET AL #1 | LAREDO ENERGY | DRILL | 11,000 | |
| 2004-10-13 | 552199 | 42-505-35108 | ASCHE #88 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,700 | |
| 2004-10-13 | 552198 | 42-505-35107 | ASCHE #87 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,700 | |
| 2004-10-11 | 551022 | 42-505-35100 | RODRIGUEZ GAS UNIT #12 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,800 | |
| 2004-10-11 | 550614 | 42-505-35096 | PORRAS GAS UNIT #7 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,800 | |
| 2004-10-01 | 551807 | 42-505-35106 | ALEXANDER, MAUREEN #4 | EOG RESOURCES, INC. | DRILL | 9,700 | |
| 2004-10-01 | 550395 | 42-505-33910 | GUTIERREZ, HIGINIO JR. #4 | EOG RESOURCES, INC. | RENTR | 9,500 | |
| 2004-09-28 | 551609 | 42-505-34914 | RMT #3 | CHESAPEAKE OPERATING, INC. | RECOMP | 11,150 | |
| 2004-09-27 | 551542 | 42-505-35105 | VELENO #6 | CHESAPEAKE OPERATING, INC. | DRILL | 15,000 | |
| 2004-09-24 | 551374 | 42-505-35103 | BUSTAMANTE HEIRS #2 | KILLAM OIL CO., LTD. | DRILL | 13,000 | |
| 2004-09-23 | 551435 | 42-505-35104 | R & R RAMIREZ F.P.LTD #1 | LAREDO ENERGY | DRILL | 11,000 | |
| 2004-09-23 | 551435 | 42-505-35104 | R & R RAMIREZ F.P.LTD #1 | LAREDO ENERGY | DRILL | 11,000 | |
| 2004-09-23 | 551412 | 42-505-35102 | TREVINO #2 | WESTPORT OIL AND GAS COMPANY, LP | DRILL | 18,000 | |
| 2004-09-23 | 551412 | 42-505-35102 | TREVINO #2 | WESTPORT OIL AND GAS COMPANY, LP | DRILL | 18,000 | |
| 2004-09-23 | 550208 | 42-505-35086 | ALFONSO #29 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,320 | |
| 2004-09-23 | 548728 | 42-505-35059 | SNAVELY #1 | CHESAPEAKE OPERATING, INC. | DRILL | 13,000 | |
| 2004-09-23 | 548728 | 42-505-35059 | SNAVELY #1 | CHESAPEAKE OPERATING, INC. | DRILL | 13,000 | |
| 2004-09-20 | 550960 | 42-505-35098 | LA PERLA #250 | CONOCOPHILLIPS COMPANY | DRILL | 10,700 | |
| 2004-09-20 | 550960 | 42-505-35098 | LA PERLA #250 | CONOCOPHILLIPS COMPANY | DRILL | 10,700 | |
| 2004-09-16 | 551054 | 42-505-35101 | RODRIGUEZ GAS UNIT #13 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,800 | |