| 1998-08-26 | 478993 | 42-505-33850 | J. O. D. #7 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 11,700 | |
| 1998-08-26 | 478993 | 42-505-33850 | J. O. D. #7 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 12,000 | |
| 1998-08-21 | 478924 | 42-505-31327 | DE GARCIA, SARA G. #1 | PENNZOIL EXPLORATION & PROD. CO. | RECOMP | 6,500 | |
| 1998-08-20 | 478885 | 42-505-33005 | GUTIRREZ, J. M. "C" #3 | ENRON OIL & GAS COMPANY | RECOMP | 7,600 | |
| 1998-08-20 | 478800 | 42-505-33846 | JENNINGS RANCH C #5 | CONOCO INC. | DRILL | 13,650 | |
| 1998-08-20 | 478800 | 42-505-33846 | JENNINGS RANCH C #5 | CONOCO INC. | DRILL | 13,650 | |
| 1998-08-19 | 478841 | 42-505-33848 | LA PERLA #193 | CONOCO INC. | DRILL | 10,000 | |
| 1998-08-19 | 478841 | 42-505-33848 | LA PERLA #193 | CONOCO INC. | DRILL | 10,000 | |
| 1998-08-18 | 478819 | 42-505-33847 | LA PERLA #194 | CONOCO INC. | DRILL | 10,400 | |
| 1998-08-18 | 478819 | 42-505-33847 | LA PERLA #194 | CONOCO INC. | DRILL | 10,400 | |
| 1998-08-10 | 478607 | 42-505-33844 | RAMIREZ, ABEL #4 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 9,500 | |
| 1998-08-07 | 478564 | 42-505-33843 | CHEVRON H GUTIEREZ #1 | CHEVRON U. S. A. INC. | DRILL | 11,000 | |
| 1998-08-06 | 478552 | 42-505-33842 | VELA HERMINIA C. ET AL #1 | MICHAEL PETROLEUM CORPORATION | DRILL | 11,000 | |
| 1998-08-06 | 478552 | 42-505-33842 | VELA, HERMINIA C. ET AL #1 | MICHAEL PETROLEUM CORPORATION | DRILL | 11,000 | |
| 1998-08-05 | 478521 | 42-505-33841 | RAMIREZ, M. R. #6 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,500 | |
| 1998-08-03 | 478458 | 42-505-33840 | MECOM, J. W. #100 | COASTAL OIL & GAS CORPORATION | DRILL | 11,000 | |
| 1998-07-30 | 478361 | 42-505-33839 | VELA-LOPENO MINERALS LTD. #1 | PIONEER NATURAL RES. USA, INC. | DRILL | 10,000 | |
| 1998-07-28 | 478320 | 42-505-33838 | JUANA #9 | CONOCO INC. | DRILL | 10,500 | |
| 1998-07-27 | 478275 | 42-505-33837 | ALONZO RAMIREZ ET AL GAS UNIT #1 | CHEVRON U. S. A. INC. | DRILL | 10,000 | |
| 1998-07-27 | 478275 | 42-505-33837 | ALONZO RAMIREZ ET AL GAS UNIT #1 | CHEVRON U. S. A. INC. | DRILL | 9,186 | |
| 1998-07-23 | 478112 | 42-505-33618 | HAYNES, LEONARD #29 | HUNT, WM. HERBERT, TRUST EST. | RECOMP | 8,770 | |
| 1998-07-22 | 478182 | 42-505-33666 | JENNINGS RANCH C #1 | CONOCO INC. | RECOMP | 13,000 | |
| 1998-07-20 | 478091 | 42-505-33835 | TREVINO #20 | CONOCO INC. | DRILL | 10,500 | |
| 1998-07-17 | 477822 | 42-505-33829 | HAYNES E #6 | CONOCO INC. | DRILL | 13,850 | |
| 1998-07-17 | 477822 | 42-505-33829 | HAYNES E #6 | CONOCO INC. | DRILL | 13,850 | |
| 1998-07-16 | 478031 | 42-505-33812 | PALMYRA #8 | ENRON OIL & GAS COMPANY | RECOMP | 8,555 | |
| 1998-07-16 | 478027 | 42-505-33313 | BENAVIDES STATE GU A #1 | ENRON OIL & GAS COMPANY | RECOMP | 9,756 | |
| 1998-07-15 | 477980 | 42-505-33834 | GARZA, L. #7 | ENRON OIL & GAS COMPANY | DRILL | 12,450 | |
| 1998-07-15 | 477979 | 42-505-33833 | DIAMANTINA 40 #1 | ENRON OIL & GAS COMPANY | DRILL | 10,250 | |
| 1998-07-14 | 477945 | 42-505-33761 | GARZA, L. #5 | ENRON OIL & GAS COMPANY | RECOMP | 13,200 | |
| 1998-07-14 | 477932 | 42-505-33832 | GUERRA, RAUL #8 | PIONEER NATURAL RES. USA, INC. | DRILL | 10,300 | |
| 1998-07-14 | 477932 | 42-505-33832 | GUERRA, RAUL #8 | PIONEER NATURAL RES. USA, INC. | DRILL | 10,500 | |
| 1998-07-14 | 477932 | 42-505-33832 | GUERRA, RAUL #8 | PIONEER NATURAL RES. USA, INC. | DRILL | 10,300 | |
| 1998-07-14 | 477932 | 42-505-33832 | GUERRA, RAUL #8 | PIONEER NATURAL RES. USA, INC. | DRILL | 10,500 | |
| 1998-07-13 | 477887 | 42-505-33831 | JENNINGS #68 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 8,000 | |
| 1998-07-13 | 477887 | 42-505-33831 | JENNINGS #68 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 8,000 | |
| 1998-07-13 | 477876 | 42-505-33830 | CUELLAR, MARIA #12 | CONOCO INC. | DRILL | 10,480 | |
| 1998-07-10 | 477838 | 42-505-33828 | MECOM, J. W. #99 | COASTAL OIL & GAS CORPORATION | DRILL | 11,000 | |
| 1998-07-08 | 477782 | 42-505-33827 | HAYNES E #5 | CONOCO INC. | DRILL | 13,800 | |
| 1998-07-08 | 477762 | 42-505-33826 | GARZA, L. "B-5" #5 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 10,700 | |
| 1998-07-08 | 477761 | 42-505-33825 | ARACELI GAS UNIT #1 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 11,700 | |
| 1998-07-07 | 477758 | 42-505-33824 | GARZA, L. #6 | ENRON OIL & GAS COMPANY | DRILL | 14,300 | |
| 1998-07-07 | 477758 | 42-505-33824 | GARZA, L. #6 | ENRON OIL & GAS COMPANY | DRILL | 14,300 | |
| 1998-07-06 | 477728 | 42-505-32894 | GUTIERREZ, J. M. C #1UT | ENRON OIL & GAS COMPANY | RECOMP | 6,600 | |
| 1998-07-03 | 477691 | 42-505-33823 | RAMON, BELIA ET AL #1 | CHEVRON U. S. A. INC. | DRILL | 10,000 | |
| 1998-07-03 | 477691 | 42-505-33823 | RAMON, BELIA ET AL #1 | CHEVRON U. S. A. INC. | DRILL | 8,900 | |
| 1998-07-02 | 477666 | 42-505-33822 | YZAGUIRRE-LEO GAS UNIT #7 | HOUSTON EXPLORATION COMPANY, THE | DRILL | 11,900 | |
| 1998-06-29 | 477374 | 42-505-30571 | FULBRIGHT, J. E. ET AL FEE #2T | KILLAM OIL CO., LTD. | RECOMP | 5,710 | |
| 1998-06-25 | 476983 | 42-505-33754 | GARZA, A. #8 | HOUSTON EXPLORATION COMPANY, THE | RECOMP | 10,500 | |
| 1998-06-24 | 477419 | 42-505-32379 | LAUREL, OSCAR #4 | ENRON OIL & GAS COMPANY | RECOMP | 9,558 | |