| 2004-08-20 | 548000 | 42-291-32544 | CALLISON #2 | CARRIZO OIL & GAS, INC. | DRILL | 14,500 | |
| 2004-08-20 | 548000 | 42-291-32544 | CALLISON #2 | CARRIZO OIL & GAS, INC. | DRILL | 13,000 | |
| 2004-08-20 | 548000 | 42-291-32544 | CALLISON GAS UNIT 1 #2ST | CARRIZO OIL & GAS, INC. | DRILL | 12,366 | |
| 2004-08-17 | 549596 | 42-291-32550 | GOVERNOR BILL DANIEL 85 #1 | JOY RESOURCES, INC. | DRILL | 12,000 | |
| 2004-08-17 | 549596 | 42-291-32550 | GOVERNOR BILL DANIEL 85 #1 | JOY RESOURCES, INC. | DRILL | 12,000 | |
| 2004-08-05 | 549197 | 42-291-32549 | DUNAGAN, SUSAN KAYE #1 | CAMDEN RESOURCES, INC. | DRILL | 14,600 | |
| 2004-08-05 | 549048 | 42-291-31181 | BANK OF THE SOUTHWEST #1 | ENDEAVOR NATURAL GAS, LLC | RECOMP | 9,200 | |
| 2004-08-05 | 547695 | 42-291-05389 | BUFFUM & BENNING #1C | SR PRODUCTION CORP. | RECOMP | 7,765 | |
| 2004-07-22 | 548454 | 42-291-32547 | BOUNDS #1 | MARQUEE CORPORATION | DRILL | 9,200 | |
| 2004-07-22 | 547522 | 42-291-32541 | GOUDEAU ET AL UNIT #1 | GENESIS PRODUCING COMPANY | DRILL | 12,500 | |
| 2004-07-20 | 548491 | 42-291-32548 | HOUSTON ARTS ENDOWMENT #1 | BALLARD EXPLORATION COMPANY,INC. | DRILL | 14,000 | |
| 2004-07-16 | 548139 | 42-291-32546 | HENDERSON GAS UNIT #3 | CIMAREX ENERGY CO. | DRILL | 11,000 | |
| 2004-07-16 | 548139 | 42-291-32546 | HENDERSON GAS UNIT #3 | CIMAREX ENERGY CO. | DRILL | 11,000 | |
| 2004-07-15 | 548305 | 42-291-32545 | APACHE CORP. UNIT #2 | COBRA OIL & GAS CORPORATION | DRILL | 10,000 | |
| 2004-07-15 | 548305 | 42-291-32545 | APACHE CORP. UNIT #2 | COBRA OIL & GAS CORPORATION | DRILL | 10,000 | |
| 2004-06-30 | 547602 | 42-291-32543 | WILLIS ESTATE #4 | SMITH PRODUCTION INC. | DRILL | 13,000 | |
| 2004-06-29 | 547524 | 42-291-32542 | SWILLEY #1 | WESTPORT OIL AND GAS COMPANY, LP | DRILL | 17,750 | |
| 2004-06-17 | 546844 | 42-291-32540 | HUMPHREYS #1 | SMITH PRODUCTION INC. | DRILL | 11,000 | |
| 2004-06-17 | 546844 | 42-291-32540 | HUMPHREYS #1 | SMITH PRODUCTION INC. | DRILL | 11,000 | |
| 2004-06-03 | 546482 | 42-291-32539 | PERRYMAN TRUST #1 | BALLARD EXPLORATION COMPANY,INC. | DRILL | 11,500 | |
| 2004-06-03 | 546431 | 42-291-32538 | BOWIE CREEK UNIT #2 #1 | SMITH PETROLEUM COMPANY | DRILL | 5,850 | |
| 2004-05-27 | 544789 | 42-291-32535 | TWARDOWSKY UNIT #1 | RAPTOR RESOURCES, INC. | DRILL | 7,000 | |
| 2004-05-27 | 544789 | 42-291-32535 | TWARDOWSKY UNIT #1 | RAPTOR RESOURCES, INC. | DRILL | 7,000 | |
| 2004-05-14 | 545534 | 42-291-32083 | QUINN, B. E. "A" #3 | LILLEY, C.C., INC. | RECOMP | 7,714 | |
| 2004-05-11 | 545477 | 42-291-32537 | WILLIS ESTATE #3 | SMITH PRODUCTION INC. | DRILL | 13,000 | |
| 2004-05-06 | 545406 | 42-291-02793 | FISHER, CHARLES #7 | JIL OIL CORP. | RECOMP | 7,800 | |
| 2004-04-23 | 544882 | 42-291-32536 | ROBERTS/DUKE #1 | FAMCOR OIL, INC | DRILL | 5,700 | |
| 2004-04-20 | 544689 | 42-291-32534 | TEMPLE INLAND "A" #1 | BALLARD EXPLORATION COMPANY,INC. | DRILL | 13,000 | |
| 2004-04-19 | 544570 | 42-291-32533 | HENDERSON, CATHERINE #4 | WESTPORT OIL AND GAS COMPANY, LP | DRILL | 12,750 | |
| 2004-04-19 | 544570 | 42-291-32533 | HENDERSON, CATHERINE -A- #4 | WESTPORT OIL AND GAS COMPANY, LP | DRILL | 12,750 | |
| 2004-04-07 | 544122 | 42-291-32532 | PRAXAIR HYDROGEN STORAGE LEASE #1 | PRAXAIR, INC. | DRILL | 4,600 | |
| 2004-04-07 | 542318 | 42-291-32522 | AMOCO/MCGREGOR UNIT #1 | MAGNUM PRODUCING & OPERATING CO. | DRILL | 12,500 | |
| 2004-04-01 | 543912 | 42-291-32531 | WILLIS ESTATE #2 | SMITH PRODUCTION INC. | DRILL | 13,000 | |
| 2004-04-01 | 543912 | 42-291-32531 | WILLIS ESTATE #2 | SMITH PRODUCTION INC. | DRILL | 13,000 | |
| 2004-04-01 | 542932 | 42-291-32526 | SHRINERS HOSPITALS, ET AL #1 | GENESIS PRODUCING COMPANY | DRILL | 12,500 | |
| 2004-03-29 | 543727 | 42-291-32530 | FROST-KEENAN #1 | WESTPORT OIL AND GAS COMPANY, LP | DRILL | 8,600 | |
| 2004-03-26 | 543689 | 42-291-32529 | LIBERTY FARMS #1 | WESTPORT OIL AND GAS COMPANY, LP | DRILL | 14,300 | |
| 2004-03-17 | 543383 | 42-291-32528 | ALDRICH, R.C. ET AL #1 | RISING STAR ENERGY, L.L.C. | DRILL | 14,500 | |
| 2004-03-12 | 543108 | 42-291-32527 | BRAZIL #1 | WESTPORT OIL AND GAS COMPANY, LP | DRILL | 8,600 | |
| 2004-03-02 | 542727 | 42-291-32525 | WILLIS ESTATE #1 | SMITH PRODUCTION INC. | DRILL | 13,000 | |
| 2004-03-02 | 542727 | 42-291-32525 | WILLIS ESTATE #1 | SMITH PRODUCTION INC. | DRILL | 13,000 | |
| 2004-03-02 | 542720 | 42-291-32524 | B. P. AMERICA #1 | CARRIZO OIL & GAS, INC. | DRILL | 14,000 | |
| 2004-03-02 | 542720 | 42-291-32524 | B. P. AMERICA UNIT #1 | CARRIZO OIL & GAS, INC. | DRILL | 12,968 | |
| 2004-02-27 | 542591 | 42-291-32523 | BARRETT, W.J. ESTATE #4 | HEMCO DEVELOPMENT, LLC | DRILL | 9,000 | |
| 2004-02-18 | 542111 | 42-291-32520 | FINLEY, W. T. #5 | HEMCO DEVELOPMENT, LLC | DRILL | 9,000 | |
| 2004-02-17 | 542129 | 42-291-32521 | AGRO-DYNAMICS UNIT #2 | BALLARD EXPLORATION COMPANY,INC. | DRILL | 14,000 | |
| 2004-02-12 | 541976 | 42-291-32519 | MAIDSTONE #1 | COBRA OIL & GAS CORPORATION | DRILL | 14,000 | |
| 2004-02-12 | 541976 | 42-291-32519 | MAIDSTONE #1 | COBRA OIL & GAS CORPORATION | DRILL | 14,000 | |
| 2004-02-06 | 541703 | 42-291-32518 | GOVERNOR BILL DANIEL GAS UNIT #4 | TRI-C RESOURCES, INC. | DRILL | 11,600 | |
| 2004-02-06 | 541703 | 42-291-32518 | GOVERNOR BILL DANIEL GAS UNIT #4 | TRI-C RESOURCES, INC. | DRILL | 11,600 | |