| 2004-04-15 | 544479 | 42-505-34982 | SINGER-ANDERS #1 | CHESAPEAKE OPERATING, INC. | DRILL | 12,500 | |
| 2004-04-15 | 544000 | 42-505-34974 | PIPELINE CATHODIC PROTECTION #43 | KINDER MORGAN TEJAS PIPELINE, LP | DRILL | 305 | |
| 2004-04-13 | 544368 | 42-505-34981 | GUTIERREZ #2 | CHESAPEAKE OPERATING, INC. | DRILL | 12,000 | |
| 2004-04-09 | 544283 | 42-505-34979 | SWANTNER, G. R. "A" #3 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 11,200 | |
| 2004-04-09 | 544277 | 42-505-34978 | LOPEZ, LAURO MINERAL TRUST "A" #1 | LEGEND NATURAL GAS, LP | DRILL | 15,500 | |
| 2004-04-08 | 544239 | 42-505-34747 | SIETE VELAS #1 | WAGNER & BROWN, LTD. | RECOMP | 13,230 | |
| 2004-04-08 | 544238 | 42-505-34977 | GUTIERREZ, T. #1 | KILLAM OIL CO., LTD. | DRILL | 14,500 | |
| 2004-04-08 | 544238 | 42-505-34977 | GUTIERREZ, T. #1 | KILLAM OIL CO., LTD. | DRILL | 14,500 | |
| 2004-04-08 | 544031 | 42-505-34973 | PIPELINE CATHODIC PROTECTION #53 | KINDER MORGAN TEJAS PIPELINE, LP | DRILL | 305 | |
| 2004-04-07 | 544115 | 42-505-34976 | PIPELINE CATHODIC PROTECTION #51 | KINDER MORGAN TEJAS PIPELINE, LP | DRILL | 305 | |
| 2004-04-07 | 543157 | 42-505-34954 | L & P TR3 #9 | CONOCOPHILLIPS COMPANY | DRILL | 9,700 | |
| 2004-04-07 | 543026 | 42-505-34951 | 3-D RANCHES TR4 #7 | CONOCOPHILLIPS COMPANY | DRILL | 9,600 | |
| 2004-04-06 | 544135 | 42-505-34975 | LA PERLA #248 | CONOCOPHILLIPS COMPANY | DRILL | 10,400 | |
| 2004-04-06 | 544081 | 42-505-33813 | JENNINGS RANCH C #4 | CONOCOPHILLIPS COMPANY | RECOMP | 12,900 | |
| 2004-04-05 | 544052 | 42-505-34972 | FLORES, M. #10 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 14,000 | |
| 2004-04-05 | 544051 | 42-505-34971 | FLORES, M. #9 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,500 | |
| 2004-04-05 | 544050 | 42-505-34970 | FLORES, M. #8 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,500 | |
| 2004-04-05 | 544049 | 42-505-34969 | FLORES, M. #7 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,500 | |
| 2004-04-05 | 542895 | 42-505-34947 | HAYNES, L. #120 | NORTH CENTRAL OIL CORP. | DRILL | 9,700 | |
| 2004-04-01 | 539488 | 42-505-34541 | JENNINGS, ROY #2 | CHESAPEAKE OPERATING, INC. | FLD-XFR | 11,500 | |
| 2004-04-01 | 539487 | 42-505-34576 | JENNINGS, ROY #3 | CHESAPEAKE OPERATING, INC. | FLD-XFR | 11,500 | |
| 2004-04-01 | 539486 | 42-505-34604 | JENNINGS, ROY #4 | CHESAPEAKE OPERATING, INC. | FLD-XFR | 11,500 | |
| 2004-03-29 | 543771 | 42-505-34966 | GUERRA, RAUL #16 | DOMINION EXPL. & PROD., INC. | DRILL | 5,000 | |
| 2004-03-29 | 543770 | 42-505-34965 | GUERRA, RAUL #17 | DOMINION EXPL. & PROD., INC. | DRILL | 5,000 | |
| 2004-03-26 | 543734 | 42-505-34964 | DOMINION PALMYRA #5 | DOMINION EXPL. & PROD., INC. | DRILL | 5,100 | |
| 2004-03-19 | 543480 | 42-505-34963 | RASH #1 | LAREDO ENERGY | DRILL | 10,000 | |
| 2004-03-19 | 543275 | 42-505-34956 | HAYNES, L. #115 | NORTH CENTRAL OIL CORP. | DRILL | 11,000 | |
| 2004-03-19 | 543275 | 42-505-34956 | HAYNES, L. #115 | NORTH CENTRAL OIL CORP. | DRILL | 10,672 | |
| 2004-03-19 | 543274 | 42-505-34957 | HAYNES, L. #117 | NORTH CENTRAL OIL CORP. | DRILL | 11,200 | |
| 2004-03-17 | 543369 | 42-505-34959 | GARZA, L. "5" #9 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 11,220 | |
| 2004-03-17 | 543369 | 42-505-34959 | GARZA, L. "5" #9 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 11,220 | |
| 2004-03-17 | 543366 | 42-505-34960 | GARZA, L. "B" 4 #B 7 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,750 | |
| 2004-03-17 | 543365 | 42-505-34961 | GARZA, L. "4" #7 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,830 | |
| 2004-03-17 | 543348 | 42-505-34958 | JENNINGS, J D #480 | MOTE RESOURCES, INC. | DRILL | 1,500 | |
| 2004-03-15 | 543206 | 42-505-34955 | GARZA, L. "B" 2 #B 6 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 11,600 | |
| 2004-03-12 | 543145 | 42-505-34953 | RAMIREZ, D. #2 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 13,600 | |
| 2004-03-11 | 543095 | 42-505-34952 | ALEXANDER, MAUREEN #1 | EOG RESOURCES, INC. | DRILL | 11,000 | |
| 2004-03-11 | 543056 | 42-505-34085 | TREVINO, E. 412 #1 | MERIT ENERGY COMPANY | RECOMP | 9,750 | |
| 2004-03-10 | 543045 | 42-505-34950 | GONZALEZ #1 | COMSTOCK OIL & GAS, INC. | DRILL | 11,600 | |
| 2004-03-10 | 543045 | 42-505-34950 | GONZALEZ #1 | COMSTOCK OIL & GAS, INC. | DRILL | 11,600 | |
| 2004-03-10 | 543035 | 42-505-34949 | GARZA, L "B" 1 #B 5 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 12,650 | |
| 2004-03-10 | 543034 | 42-505-34948 | GARZA, L "2" #8 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 9,680 | |
| 2004-03-09 | 542894 | 42-505-34946 | HAYNES, L. #123 | NORTH CENTRAL OIL CORP. | DRILL | 11,100 | |
| 2004-03-09 | 542893 | 42-505-34944 | HAYNES, L. #124 | NORTH CENTRAL OIL CORP. | DRILL | 11,200 | |
| 2004-03-08 | 542909 | 42-505-34945 | VELA ESTATE UNIT #20 | LEGEND NATURAL GAS, LP | DRILL | 11,700 | |
| 2004-03-05 | 542677 | 42-505-34942 | HAYNES, L. #114 | NORTH CENTRAL OIL CORP. | DRILL | 11,300 | |
| 2004-03-05 | 542677 | 42-505-34942 | HAYNES, L. #114 | NORTH CENTRAL OIL CORP. | DRILL | 11,300 | |
| 2004-03-04 | 542815 | 42-505-34943 | VELENO #4 | CHESAPEAKE OPERATING, INC. | DRILL | 12,000 | |
| 2004-03-01 | 542613 | 42-505-34941 | JENNINGS RANCH D #21 | CONOCOPHILLIPS COMPANY | DRILL | 13,700 | |
| 2004-02-27 | 542580 | 42-505-34940 | HAYNES, L. #116 | NORTH CENTRAL OIL CORP. | DRILL | 11,900 | |