| 1998-08-11 | 478670 | 42-365-34023 | HOPPER UNIT NO 1 #9 | ENRON OIL & GAS COMPANY | DRILL | 9,800 | |
| 1998-08-11 | 478669 | 42-365-34022 | COPELAND UNIT 2 #8 | ENRON OIL & GAS COMPANY | DRILL | 10,000 | |
| 1998-08-04 | 478493 | 42-365-33780 | CHADWICK GAS UNIT - MCLENDON #6 | PENNZOIL EXPLORATION & PROD. CO. | RECOMP | 9,450 | |
| 1998-08-04 | 478437 | 42-365-32338 | AARON JETER UNIT #1 | PENNZOIL EXPLORATION & PROD. CO. | RECOMP | 9,830 | |
| 1998-08-04 | 478437 | 42-365-32338 | AARON JETER UNIT #1 | PENNZOIL EXPLORATION & PROD. CO. | RECOMP | 9,830 | |
| 1998-08-04 | 478430 | 42-365-34662 | WOOLWORTH GAS UNIT #5 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 9,800 | |
| 1998-08-03 | 478393 | 42-365-34019 | MORGAN UNIT #12 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 8,500 | |
| 1998-07-30 | 478242 | 42-365-34017 | CARTHAGE GAS UNIT 13 #13 | AMOCO PRODUCTION COMPANY | DRILL | 10,000 | |
| 1998-07-27 | 478241 | 42-365-34016 | MOORE UNIT #13 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 8,500 | |
| 1998-07-24 | 478124 | 42-365-34014 | PATHFINDER-GRACE PETERSON #1 | SHULER DRILLING CO., INC. | DRILL | 6,950 | |
| 1998-07-24 | 478124 | 42-365-34014 | PATHFINDER-GRACE PETERSON #1 | SHULER DRILLING CO., INC. | DRILL | 6,950 | |
| 1998-07-23 | 478123 | 42-365-34013 | CARTHAGE GAS UNIT 12 #12 | AMOCO PRODUCTION COMPANY | DRILL | 10,000 | |
| 1998-07-23 | 478123 | 42-365-34013 | CARTHAGE GAS UNIT 12 #12 | AMOCO PRODUCTION COMPANY | DRILL | 10,000 | |
| 1998-07-22 | 478186 | 42-365-34015 | HOPPER UNIT NO 1 #11 | ENRON OIL & GAS COMPANY | DRILL | 9,850 | |
| 1998-07-22 | 478186 | 42-365-34015 | HOPPER UNIT NO 1 #11 | ENRON OIL & GAS COMPANY | DRILL | 9,850 | |
| 1998-07-20 | 478054 | 42-365-34011 | SMITH-BIRD UNIT #11 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 8,500 | |
| 1998-07-20 | 478054 | 42-365-34011 | SMITH-BIRD UNIT #11 | PENNZENERGY EXP. & PROD., L.L.C. | DRILL | 8,500 | |
| 1998-07-17 | 477991 | 42-365-34010 | FROST-GILLASPY #4 | UNION PACIFIC RESOURCES COMPANY | DRILL | 10,300 | |
| 1998-07-17 | 477990 | 42-365-35417 | HILL LAKE UNIT #4 | UNION PACIFIC RESOURCES COMPANY | DRILL | 10,300 | |
| 1998-07-17 | 477897 | 42-365-34007 | BURNETT BROTHERS #29 | AMOCO PRODUCTION COMPANY | DRILL | 10,000 | |
| 1998-07-17 | 476703 | 42-365-33970 | FROST UNIT 4 #4 | UNION PACIFIC RESOURCES COMPANY | DRILL | 10,300 | |
| 1998-07-16 | 477840 | 42-365-34004 | BOREN UNIT 1 #6 | UNION PACIFIC RESOURCES COMPANY | DRILL | 10,300 | |
| 1998-07-16 | 477835 | 42-365-34003 | BORDERS-SMITH UNIT 3 #5 | UNION PACIFIC RESOURCES COMPANY | DRILL | 10,300 | |
| 1998-07-15 | 477987 | 42-365-34008 | COPELAND UNIT 2 #13 | ENRON OIL & GAS COMPANY | DRILL | 9,900 | |
| 1998-07-15 | 476264 | 42-365-33958 | SOUTH GARY GAS UNIT 1 #8 | UNION PACIFIC RESOURCES COMPANY | DRILL | 10,300 | |
| 1998-07-14 | 477928 | 42-365-34006 | HARRIS #1 | STRAND ENERGY, L.C. | DRILL | 10,000 | |
| 1998-07-13 | 477888 | 42-365-34005 | KYLE, K. C. JR. #1 | TEXAS AMERICAN RESOURCES COMPANY | DRILL | 5,800 | |
| 1998-07-13 | 477888 | 42-365-34005 | KYLE, K. C. JR. #1 | TEXAS AMERICAN RESOURCES COMPANY | DRILL | 5,800 | |
| 1998-07-10 | 477748 | 42-365-34001 | MANGHAM UNIT #15 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 9,800 | |
| 1998-07-10 | 477748 | 42-365-34001 | MANGHAM UNIT #15 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 9,900 | |
| 1998-07-10 | 477748 | 42-365-34001 | MANGHAM UNIT #15 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 9,900 | |
| 1998-07-09 | 477819 | 42-365-34002 | WERNER, L. SAWMILL #4 | ENRON OIL & GAS COMPANY | DRILL | 9,800 | |
| 1998-07-09 | 477816 | 42-365-33773 | CARTHAGE GAS UNIT #301 | ENRON OIL & GAS COMPANY | RECOMP | 6,020 | |
| 1998-07-09 | 477730 | 42-365-32571 | CARTHAGE GAS UNIT 9 #7 | AMOCO PRODUCTION COMPANY | RECOMP | 6,500 | |
| 1998-07-09 | 477729 | 42-365-32660 | CARTHAGE GAS UNIT 7 #6 | AMOCO PRODUCTION COMPANY | RECOMP | 6,100 | |
| 1998-07-09 | 477190 | 42-365-33977 | CARTHAGE GAS UNIT #303 | ENRON OIL & GAS COMPANY | DRILL | 6,100 | |
| 1998-07-07 | 477723 | 42-365-34000 | YOUNGBLOOD-ROE UNIT #13 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 8,500 | |
| 1998-07-07 | 477722 | 42-365-33999 | BROUGHER #1 | SHELBY OPERATING COMPANY | DRILL | 8,750 | |
| 1998-07-06 | 477704 | 42-365-33998 | MANGHAM UNIT #16 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 9,800 | |
| 1998-07-03 | 477589 | 42-365-33995 | BROWN, J. C. (CFEC #531) #11 | EXXON CORP. | DRILL | 9,700 | |
| 1998-07-02 | 477679 | 42-365-33997 | ROBERTS GAS UNIT #8 | COMSTOCK OIL & GAS, INC. | DRILL | 9,600 | |
| 1998-07-02 | 477679 | 42-365-33997 | ROBERTS GAS UNIT #8 | COMSTOCK OIL & GAS, INC. | DRILL | 9,617 | |
| 1998-07-02 | 477672 | 42-365-30254 | O. B. HICKS GAS UNIT #3 | VASTAR RESOURCES, INC. | RECOMP | 9,415 | |
| 1998-07-02 | 477647 | 42-365-33996 | PELLHAM GAS UNIT 1 #1 | TESORO E&P COMPANY, L.P. | DRILL | 10,130 | |
| 1998-07-01 | 477458 | 42-365-33992 | HUDSON-JOHNSON UNIT #14 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 9,700 | |
| 1998-07-01 | 477393 | 42-365-32299 | WERNER "E" #3 | TEXACO E & P INC. | RECOMP | 8,500 | |
| 1998-06-30 | 477514 | 42-365-33994 | MANGHAM UNIT #14 | PENNZOIL EXPLORATION & PROD. CO. | DRILL | 8,500 | |
| 1998-06-30 | 477427 | 42-365-33991 | C. E. HARRIS GAS UNIT #5 | CHINN EXPLORATION COMPANY | DRILL | 11,000 | |
| 1998-06-30 | 477138 | 42-365-33993 | PARKER UNIT 1 #12 | LACY, R., INC. | DRILL | 10,100 | |
| 1998-06-29 | 476670 | 42-365-33968 | VERA HARRISON UNIT #11 | TEXACO E & P INC. | DRILL | 10,250 | |