| 1990-09-20 | 378110 | 42-505-31304 | ZACHRY, H. B. CO. #1 | SHELL WESTERN E&P INC. | RECOMP | 18,130 | |
| 1990-09-19 | 378073 | 42-505-32719 | MARTINEZ, M. #10 | ARCO OIL & GAS CO. | DRILL | 10,800 | |
| 1990-09-14 | 377872 | 42-505-32718 | FULBRIGHT #1 | EAGLE OIL & GAS CO. | DRILL | 15,000 | |
| 1990-09-14 | 377872 | 42-505-32718 | FULBRIGHT #1 | EAGLE OIL & GAS CO. | DRILL | 15,000 | |
| 1990-08-29 | 377257 | 42-505-32717 | FERNANDO #2 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 11,000 | |
| 1990-08-29 | 377032 | 42-505-32716 | HAYNES #11 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 14,500 | |
| 1990-08-29 | 377031 | 42-505-32715 | L.F.T. #3 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 11,500 | |
| 1990-08-22 | 376959 | 42-505-32714 | J.O.D. #4 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 11,700 | |
| 1990-08-21 | 376498 | 42-505-32712 | VELA #1 | TESORO EXPL. & PROD. COMPANY | DRILL | 8,100 | |
| 1990-08-21 | 376498 | 42-505-32712 | VELA #1 | TESORO EXPL. & PROD. COMPANY | DRILL | 9,000 | |
| 1990-08-15 | 376512 | 42-505-32711 | BERNARDO G.U. #5R | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 11,700 | |
| 1990-08-14 | 376566 | 42-505-32713 | HERLINDA #1 | ENRON OIL & GAS COMPANY | DRILL | 10,750 | |
| 1990-08-14 | 376566 | 42-505-32713 | HERLINDA #1 | ENRON OIL & GAS COMPANY | DRILL | 10,750 | |
| 1990-08-08 | 376255 | 42-505-32710 | MARSHALL, S. G. #11 | CHEVRON U. S. A. INC. | DRILL | 8,900 | |
| 1990-08-02 | 376125 | 42-505-32709 | LA PERLA #134 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1990-08-01 | 376069 | 42-505-32708 | GARZA, LAURO #1 | DYNAMIC PRODUCTION, INC. | DRILL | 13,500 | |
| 1990-07-27 | 376005 | 42-505-32707 | LA PERLA #116 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,300 | |
| 1990-07-24 | 375856 | 42-505-32706 | GARCIA, SALVADOR #1 | HURD ENTERPRISES, LTD. | DRILL | 8,000 | |
| 1990-07-20 | 375682 | 42-505-32704 | JUANA #1 | ENRON OIL & GAS COMPANY | DRILL | 10,750 | |
| 1990-07-20 | 375682 | 42-505-32704 | JUANA #1 | ENRON OIL & GAS COMPANY | DRILL | 10,750 | |
| 1990-07-20 | 375657 | 42-505-32703 | FLORES GAS UNIT #2 | ENRON OIL & GAS COMPANY | DRILL | 11,000 | |
| 1990-07-20 | 375657 | 42-505-32703 | FLORES/RAMIREZ ET AL GAS UNIT #1 | ENRON OIL & GAS COMPANY | DRILL | 11,000 | |
| 1990-07-19 | 375729 | 42-505-32705 | DODIER, J. O. #2 | ENRON OIL & GAS COMPANY | DRILL | 10,000 | |
| 1990-07-17 | 375543 | 42-505-31920 | MARTINEZ, ARCO M. #2 | ARCO OIL & GAS CO. | RECOMP | 10,600 | |
| 1990-07-16 | 375507 | 42-505-32702 | LA PERLA #110 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1990-07-13 | 375270 | 42-505-32616 | MARTINEZ, A. #1 | KILLAM OIL COMPANY | OTHER | 8,525 | |
| 1990-07-12 | 375409 | 42-505-32299 | WHITTIER, HELEN COMPANY #5 | ENRON OIL & GAS COMPANY | RECOMP | 8,400 | |
| 1990-07-05 | 375110 | 42-505-32701 | FLORES, L. G. #10 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 11,500 | |
| 1990-06-28 | 374983 | 42-505-32700 | RAMIREZ, L. O. #2 | ENRON OIL & GAS COMPANY | DRILL | 11,800 | |
| 1990-06-28 | 374983 | 42-505-32700 | RAMIREZ, L. O. #2 | ENRON OIL & GAS COMPANY | DRILL | 13,000 | |
| 1990-06-28 | 374902 | 42-505-32698 | HAYNES, L. #22 | AMERADA HESS CORPORATION | DRILL | 10,300 | |
| 1990-06-27 | 374953 | 42-505-32699 | LA PERLA #115 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,300 | |
| 1990-06-27 | 374903 | 42-505-32697 | HAYNES, L. #21 | AMERADA HESS CORPORATION | DRILL | 10,300 | |
| 1990-06-22 | 374803 | 42-505-32696 | LA PERLA #133 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1990-06-21 | 374744 | 42-505-32695 | VELA, ENRIQUE #1 | SANCHEZ-O'BRIEN / TEXACO INC. | DRILL | 16,500 | |
| 1990-06-21 | 374744 | 42-505-32695 | VELA, ENRIQUE #1 | SANCHEZ-O'BRIEN / TEXACO INC. | DRILL | 16,500 | |
| 1990-06-21 | 374690 | 42-505-32693 | VIEJA, LOMA #1 | ENERGY DEV. CORP.-WAGNER & BROWN | DRILL | 16,500 | |
| 1990-06-20 | 374722 | 42-505-32694 | GARZA FAMILY TRUST #5 | BAY ROCK OPERATING COMPANY | DRILL | 2,650 | |
| 1990-06-18 | 374554 | 42-505-32692 | WORLEY, R. J. #1 | COX & PERKINS EXPLORATION, INC. | DRILL | 16,500 | |
| 1990-06-14 | 374389 | 42-505-32690 | LA PERLA #132 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1990-06-14 | 374389 | 42-505-32690 | LA PERLA #132 | TRANSAMERICAN NATURAL GAS CORP. | RECOMP | 10,500 | |
| 1990-06-13 | 374468 | 42-505-32691 | TREVINO, ALBERT #B 3 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 13,500 | |
| 1990-06-11 | 374215 | 42-505-32689 | URIBE, SERAFIN #1 | ARCO OIL & GAS CO. | DRILL | 10,600 | |
| 1990-06-11 | 373429 | 42-505-32684 | DE GARCIA, AMADA C. #Z 5GA | ZAPATA MINERALS, INC. | DRILL | 500 | |
| 1990-06-08 | 374174 | 42-505-32688 | HAYNES, L. #20 | AMERADA HESS CORPORATION | DRILL | 12,100 | |
| 1990-06-08 | 374174 | 42-505-32688 | HAYNES, L. ESTATE #20 | AMERADA HESS CORPORATION | DRILL | 12,500 | |
| 1990-06-05 | 374090 | 42-505-32687 | BERNARDO G.U. #5 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 11,700 | |
| 1990-05-25 | 373763 | 42-505-32686 | NEEL, BESS M. #1 | KERR-MCGEE CORPORATION | DRILL | 8,500 | |
| 1990-05-23 | 373614 | 42-505-30114 | BRUNI ESTATE GAS UNIT #C 1 | PENNZOIL EXPLORATION & PROD. CO. | RECOMP | 8,750 | |
| 1990-05-16 | 373483 | 42-505-32685 | GUTIERREZ #2 | AMAX OIL & GAS INC. | DRILL | 9,500 | |