| 1990-03-05 | 370431 | 42-505-32649 | LA PERLA #114 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,200 | |
| 1990-02-28 | 370396 | 42-505-32591 | MCCANN, CATALINA L. #3 | ENRON OIL & GAS COMPANY | RECOMP | 4,800 | |
| 1990-02-28 | 370314 | 42-505-32647 | JENNINGS RANCH "B" #11 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,700 | |
| 1990-02-28 | 370313 | 42-505-32648 | LA PERLA #129 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1990-02-23 | 370175 | 42-505-32646 | VELA ESTATE #9 | AMAX OIL & GAS INC. | DRILL | 9,200 | |
| 1990-02-23 | 370126 | 42-505-32645 | YZAGUIRRE-LEO G.U. #4 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 11,500 | |
| 1990-02-12 | 369713 | 42-505-32644 | CATARINO, GRACIA ET AL #2 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 13,500 | |
| 1990-02-08 | 369640 | 42-505-32643 | LA PERLA #117 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,300 | |
| 1990-02-06 | 369515 | 42-505-32642 | LA PERLA #127 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1990-01-31 | 369283 | 42-505-32641 | LAUREL, F. D. #11 | DYNAMIC PRODUCTION, INC. | DRILL | 11,500 | |
| 1990-01-30 | 369270 | 42-505-32640 | LA PERLA #128 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1990-01-29 | 369059 | 42-505-32638 | BRUNI MINERAL TRUST "A" #7 | ENRON OIL & GAS COMPANY | DRILL | 12,250 | |
| 1990-01-26 | 369145 | 42-505-32639 | FLORES, L. G. #9 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 11,500 | |
| 1990-01-23 | 369009 | 42-505-32637 | GARZA, LAURO #B 4 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 12,000 | |
| 1990-01-18 | 368764 | 42-505-32636 | LA PERLA #126 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1990-01-18 | 368764 | 42-505-32636 | LA PERLA #126 | TRANSAMERICAN NATURAL GAS CORP. | RECOMP | 10,500 | |
| 1990-01-11 | 368403 | 42-505-32635 | LA PERLA #125 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1990-01-05 | 368327 | 42-505-32634 | GUTIERREZ, J. M. #2 | S M K ENERGY CORPORATION | DRILL | 10,000 | |
| 1990-01-05 | 368327 | 42-505-32634 | GUTIERREZ, J. M. #2 | S M K ENERGY CORPORATION | DRILL | 3,500 | |
| 1990-01-03 | 368218 | 42-505-32632 | LA PERLA #124 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,200 | |
| 1990-01-03 | 368213 | 42-505-32633 | LA PERLA #123 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1989-12-27 | 368013 | 42-505-32631 | L.F.T. #2 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 11,500 | |
| 1989-12-20 | 367733 | 42-505-32629 | HAYNES, LEONARD ESTATE #19 | AMERADA HESS CORPORATION | DRILL | 8,400 | |
| 1989-12-19 | 367846 | 42-505-32630 | LA PERLA "B" #7 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,000 | |
| 1989-12-18 | 367491 | 42-505-32569 | HAYNES, LEONARD ESTATE #16 | AMERADA HESS CORPORATION | RECOMP | 8,137 | |
| 1989-12-11 | 367541 | 42-505-32628 | SULLIVAN-HEIN #6 | ENRON OIL & GAS COMPANY | DRILL | 8,000 | |
| 1989-12-08 | 367194 | 42-505-32626 | MARTINEZ, A. ET AL #5 | CHEVRON U. S. A. INC. | DRILL | 9,000 | |
| 1989-12-08 | 367193 | 42-505-32627 | VIDAURRI, R. ET AL #16 | CHEVRON U. S. A. INC. | DRILL | 9,200 | |
| 1989-12-04 | 367033 | 42-505-32624 | LA PERLA #122 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,400 | |
| 1989-11-30 | 367100 | 42-505-32625 | VOLPE BROTHERS #3 | ENRON OIL & GAS COMPANY | DRILL | 10,300 | |
| 1989-11-30 | 367011 | 42-505-32623 | LA PERLA #121 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1989-11-27 | 366833 | 42-505-32622 | EL PEYOTE MINERAL TRUST #1 | ENERGY DEV. CORP.-WAGNER & BROWN | DRILL | 16,400 | |
| 1989-11-27 | 366634 | 42-505-32621 | LA PERLA #109 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1989-11-21 | 366633 | 42-505-32620 | LA PERLA #108 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1989-11-21 | 365515 | 42-505-32610 | STATE TRACT M88890 #2 | COASTAL OIL & GAS CORPORATION | DRILL | 10,500 | |
| 1989-11-10 | 366202 | 42-505-32619 | EMMA #1 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 12,000 | |
| 1989-11-08 | 366195 | 42-505-32618 | GUTIERREZ #1 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 11,700 | |
| 1989-11-07 | 365954 | 42-505-32617 | GARZA FAMILY TRUST #3 | BAY ROCK OPERATING COMPANY | DRILL | 2,650 | |
| 1989-11-06 | 365906 | 42-505-32616 | MARTINEZ, A. #1 | KILLAM OIL COMPANY | DRILL | 9,000 | |
| 1989-11-02 | 365864 | 42-505-32614 | 3-D RANCHES, LTD. #1 | ENRON OIL & GAS COMPANY | DRILL | 10,700 | |
| 1989-11-02 | 365864 | 42-505-32614 | 3-D RANCHES, LTD. #1 | ENRON OIL & GAS COMPANY | DRILL | 10,700 | |
| 1989-11-02 | 365855 | 42-505-32615 | GUERRA "M" #4 | TXO PRODUCTION CORP. | DRILL | 10,500 | |
| 1989-10-30 | 365726 | 42-505-32613 | LA PERLA #106 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1989-10-24 | 365476 | 42-505-32612 | SERNA, DONATO ET AL #1 | POGO PRODUCING CO. | DRILL | 11,700 | |
| 1989-10-24 | 365440 | 42-505-32611 | MARTINEZ, M. #8 | ARCO OIL & GAS CO. | DRILL | 10,800 | |
| 1989-10-23 | 365375 | 42-505-32608 | LA PERLA #107 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,400 | |
| 1989-10-23 | 365374 | 42-505-32609 | LA PERLA #105 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,400 | |
| 1989-10-17 | 365200 | 42-505-32607 | GUTIERREZ, J. M. #1 | S M K ENERGY CORPORATION | DRILL | 8,500 | |
| 1989-10-17 | 365200 | 42-505-32607 | GUTIERREZ, J. M. #1 | S M K ENERGY CORPORATION | DRILL | 10,000 | |
| 1989-10-16 | 365142 | 42-505-32460 | GARZA, LAURO #B 2 | PENNZOIL EXPLORATION & PROD. CO. | RECOMP | 11,500 | |