| 1998-07-07 | 477712 | 42-105-38168 | BLACK, HALLIE "8" #2 | ALTURA ENERGY LTD. | DRILL | 6,500 | |
| 1998-07-02 | 477682 | 42-105-32992 | HENDERSON, JOHN LEE JR. #2 | PIONEER NATURAL RES. USA, INC. | RECOMP | 9,044 | |
| 1998-07-02 | 477681 | 42-105-33012 | HENDERSON, JOHN LEE JR. A #3 | PIONEER NATURAL RES. USA, INC. | RECOMP | 9,209 | |
| 1998-07-01 | 477588 | 42-105-38166 | MCDONALD "A" #14 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,700 | |
| 1998-07-01 | 476900 | 42-105-38149 | COUCH "21" #12 | UNION PACIFIC RESOURCES COMPANY | DRILL | 7,500 | |
| 1998-07-01 | 476899 | 42-105-38148 | COUCH "21" #11 | UNION PACIFIC RESOURCES COMPANY | DRILL | 7,500 | |
| 1998-07-01 | 476898 | 42-105-38146 | COUCH "21" #10 | UNION PACIFIC RESOURCES COMPANY | DRILL | 7,500 | |
| 1998-07-01 | 476897 | 42-105-38147 | COUCH "21" #9 | UNION PACIFIC RESOURCES COMPANY | DRILL | 7,500 | |
| 1998-06-30 | 477479 | 42-105-38165 | BARNES, E. M. 39 #1 | STEPHENS, AUTRY C. | DRILL | 13,300 | |
| 1998-06-29 | 477185 | 42-105-38159 | DANIEL, M. K. "112" #4 | ALTURA ENERGY LTD. | DRILL | 6,500 | |
| 1998-06-29 | 477184 | 42-105-38158 | DANIEL, M. K. "112" #5 | ALTURA ENERGY LTD. | DRILL | 6,500 | |
| 1998-06-29 | 477184 | 42-105-38158 | DANIEL, M. K. "112" UNIT #5 | ALTURA ENERGY LTD. | DRILL | 6,500 | |
| 1998-06-26 | 476574 | 42-105-00906 | MAYBERRY, J. B. #2 | ROC ENERGY, INC. | RECOMP | 6,343 | |
| 1998-06-24 | 477186 | 42-105-38160 | DANIEL, M. K. "113" #3 | ALTURA ENERGY LTD. | DRILL | 6,500 | |
| 1998-06-24 | 477183 | 42-105-38157 | DANIEL, M. K. "109" #4 | ALTURA ENERGY LTD. | DRILL | 6,500 | |
| 1998-06-24 | 477182 | 42-105-38156 | DANIEL, M. K. "109" #3 | ALTURA ENERGY LTD. | DRILL | 6,500 | |
| 1998-06-22 | 477344 | 42-105-38164 | HELBING #12 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,700 | |
| 1998-06-22 | 477344 | 42-105-38164 | HELBING #12 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,700 | |
| 1998-06-18 | 476961 | 42-105-38153 | MONTGOMERY, C.C. "10S" #13 | UNION PACIFIC RESOURCES COMPANY | DRILL | 6,900 | |
| 1998-06-18 | 476959 | 42-105-38152 | MONTGOMERY, C.C. "5B" #9 | UNION PACIFIC RESOURCES COMPANY | DRILL | 7,300 | |
| 1998-06-17 | 477254 | 42-105-38163 | HELBING #14 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,700 | |
| 1998-06-17 | 477254 | 42-105-38163 | HELBING #14 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,700 | |
| 1998-06-17 | 477237 | 42-105-38089 | RIGGS "5" #3 | SONAT EXPLORATION CO. - MIDLAND | RENTR | 9,700 | |
| 1998-06-16 | 475572 | 42-105-37593 | RIGGS "21" #2 | SONAT EXPLORATION CO. - MIDLAND | RECOMP | 10,000 | |
| 1998-06-16 | 475572 | 42-105-37593 | RIGGS "21" #2 | SONAT EXPLORATION CO. - MIDLAND | RECOMP | 10,000 | |
| 1998-06-15 | 477081 | 42-105-38155 | COUCH "30" #11 | UNION PACIFIC RESOURCES COMPANY | DRILL | 7,500 | |
| 1998-06-12 | 476833 | 42-105-38145 | COUCH "10" #9 | UNION PACIFIC RESOURCES COMPANY | DRILL | 7,500 | |
| 1998-06-02 | 476622 | 42-105-38140 | DANIEL, M. K. "A" #7 | ENRON OIL & GAS COMPANY | DRILL | 5,650 | |
| 1998-06-01 | 476776 | 42-105-38144 | HELBING #15 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,700 | |
| 1998-06-01 | 476776 | 42-105-38144 | HELBING #15 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,700 | |
| 1998-06-01 | 476621 | 42-105-38141 | DANIEL, M. K. "A" #19 | ENRON OIL & GAS COMPANY | DRILL | 5,650 | |
| 1998-05-29 | 476746 | 42-105-38143 | HELBING #13 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,700 | |
| 1998-05-29 | 476746 | 42-105-38143 | HELBING #13 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,700 | |
| 1998-05-29 | 476675 | 42-105-38142 | CONOCO POWELL GMS DEEP #4 | CODA ENERGY, INC. | DRILL | 8,800 | |
| 1998-05-27 | 476289 | 42-105-01176 | TIPPETT, J. H. -G-, NCT-A #6 | ROC ENERGY, INC. | RENTR | 6,439 | |
| 1998-05-26 | 476508 | 42-105-34629 | STATE OF TEXAS "CQ" #4 | LOMAK PRODUCTION COMPANY | RECOMP | 2,465 | |
| 1998-05-22 | 476507 | 42-105-34673 | STATE OF TEXAS "CQ" #5 | LOMAK PRODUCTION COMPANY | RECOMP | 2,450 | |
| 1998-05-22 | 476257 | 42-105-38137 | MCMULLAN "A" #2 | PIONEER NATURAL RES. USA, INC. | DRILL | 9,250 | |
| 1998-05-22 | 476256 | 42-105-38136 | HENDERSON, JOHN LEE 18 #3 | PIONEER NATURAL RES. USA, INC. | DRILL | 9,250 | |
| 1998-05-22 | 476256 | 42-105-38136 | HENDERSON, JOHN LEE 18 #3 | PIONEER NATURAL RES. USA, INC. | DRILL | 9,350 | |
| 1998-05-21 | 473985 | 42-105-38080 | MONTGOMERY 2 #8 | CROSS TIMBERS OPERATING COMPANY | DRILL | 7,000 | |
| 1998-05-18 | 476346 | 42-105-38139 | CHILDRESS, CRYSTELLE "5" #2 | UNION PACIFIC RESOURCES COMPANY | DRILL | 8,000 | |
| 1998-05-18 | 476345 | 42-105-38138 | CHILDRESS, CRYSTELLE "28C" #04 | UNION PACIFIC RESOURCES COMPANY | DRILL | 7,400 | |
| 1998-05-12 | 476082 | 42-105-38134 | CLAYTON 7 #1 | THOMPSON, J. CLEO | DRILL | 9,000 | |
| 1998-05-12 | 476080 | 42-105-35920 | WEST, H. H. #2010 | CROSS TIMBERS OPERATING COMPANY | RECOMP | 8,242 | |
| 1998-05-08 | 476120 | 42-105-38135 | COUCH 30 #3H | UNION PACIFIC RESOURCES COMPANY | DRILL | 10,000 | Y |
| 1998-05-05 | 476005 | 42-105-38133 | HENDERSON, JOHN LEE 18 #2 | PIONEER NATURAL RES. USA, INC. | DRILL | 9,250 | |
| 1998-05-05 | 475988 | 42-105-38132 | WEST ETAL #1 | TMBR/SHARP DRILLING, INC. | DRILL | 8,500 | |
| 1998-05-05 | 475988 | 42-105-38132 | WEST ETAL #1 | TMBR/SHARP DRILLING, INC. | DRILL | 8,500 | |
| 1998-05-05 | 473980 | 42-105-38075 | HENDERSON 25 #12 | CROSS TIMBERS OPERATING COMPANY | DRILL | 9,000 | |