| 1999-09-28 | 488025 | 42-461-34015 | AMACKER "88" #1 | ENRON OIL & GAS COMPANY | DRILL | 9,600 | |
| 1999-09-23 | 487856 | 42-461-34014 | BLOXOM #4016 | OCEAN ENERGY, INC. | DRILL | 9,500 | |
| 1999-09-16 | 487647 | 42-461-34013 | SPRABERRY DRIVER UNIT #B101A | PIONEER NATURAL RES. USA, INC. | DRILL | 8,700 | |
| 1999-09-13 | 487540 | 42-461-34012 | SPRABERRY DRIVER UNIT #1019A | PIONEER NATURAL RES. USA, INC. | DRILL | 8,680 | |
| 1999-09-08 | 487161 | 42-461-32236 | MYERS #3 | FASKEN OIL AND RANCH, LTD. | RECOMP | 8,930 | |
| 1999-09-08 | 487086 | 42-461-34001 | WINDHAM C #5 | CONCHO RESOURCES INC. | DRILL | 9,300 | |
| 1999-09-03 | 487277 | 42-461-34011 | PEMBROOK UNIT #949 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-09-03 | 487276 | 42-461-34010 | PEMBROOK UNIT #1163 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-09-03 | 487275 | 42-461-34009 | PEMBROOK UNIT #1011 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-09-03 | 487274 | 42-461-34008 | PEMBROOK UNIT #774 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-09-03 | 487273 | 42-461-34007 | PEMBROOK UNIT #1412 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-09-03 | 487272 | 42-461-34006 | PEMBROOK UNIT #1252 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-09-01 | 487190 | 42-461-34005 | PEMBROOK UNIT #938 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-09-01 | 487189 | 42-461-34004 | PEMBROOK UNIT #1392 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-09-01 | 487188 | 42-461-34003 | PEMBROOK UNIT #1385 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-09-01 | 487187 | 42-461-34002 | PEMBROOK UNIT #1146 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-31 | 487087 | 42-461-34000 | NEAL 16 "A" #4 | CONCHO RESOURCES INC. | DRILL | 9,400 | |
| 1999-08-25 | 486977 | 42-461-33992 | PEMBROOK UNIT #722 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-25 | 486976 | 42-461-33993 | PEMBROOK UNIT #702 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-25 | 486975 | 42-461-33994 | PEMBROOK UNIT #1069 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-25 | 486974 | 42-461-33995 | PEMBROOK UNIT #1068 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-25 | 486973 | 42-461-33996 | PEMBROOK UNIT #723 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-25 | 486972 | 42-461-33997 | PEMBROOK UNIT #305 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-25 | 486971 | 42-461-33998 | PEMBROOK UNIT #304 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-25 | 486970 | 42-461-33999 | PEMBROOK UNIT #733 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486928 | 42-461-33991 | PEMBROOK UNIT #927 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486927 | 42-461-33990 | PEMBROOK UNIT #836 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486926 | 42-461-33983 | PEMBROOK UNIT #732 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486925 | 42-461-33989 | PEMBROOK UNIT #837 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486924 | 42-461-33988 | PEMBROOK UNIT #937 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486923 | 42-461-33987 | PEMBROOK UNIT #939 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486922 | 42-461-33986 | PEMBROOK UNIT #1375 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486921 | 42-461-33985 | PEMBRO0K UNIT #1376 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486920 | 42-461-33984 | PEMBROOK UNIT #892 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486919 | 42-461-33982 | PEMBROOK UNIT #1033 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486918 | 42-461-33981 | PEMBROOK UNIT #1034 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486917 | 42-461-33980 | PEMBROOK UNIT #1003 | PIONEER NATURAL RES. USA, INC. | DRILL | 8,200 | |
| 1999-08-24 | 486914 | 42-461-33956 | BARNETT "21" #3 | OCEAN ENERGY, INC. | RECOMP | 9,500 | |
| 1999-08-21 | 483948 | 42-461-33973 | ARCO "AB" 3 #2 | ARCO PERMIAN | DRILL | 2,200 | |
| 1999-08-13 | 486571 | 42-461-33979 | HALFF 23 #1 | SLEDGE, H. G. INC. | DRILL | 10,000 | |
| 1999-08-11 | 486391 | 42-461-04063 | BARNET, ROSA H. -D- #4L | MAYNARD OIL CO. | RECOMP | 11,873 | |
| 1999-07-22 | 486047 | 42-461-33364 | PEGASUS FIELD UNIT 3 #1405H | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 11,550 | Y |
| 1999-07-22 | 486046 | 42-461-03069 | PEGASUS FIELD UNIT #3 #2701 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 12,200 | |
| 1999-07-22 | 486046 | 42-461-03069 | PEGASUS FIELD UNIT #3 #2701 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 13,170 | |
| 1999-07-15 | 485802 | 42-461-33978 | KING #1 | DYAD PETROLEUM COMPANY | DRILL | 6,800 | |
| 1999-07-09 | 485756 | 42-461-33977 | AMACKER, V. T. "E" 82 #5 | HUNT OIL COMPANY | DRILL | 10,300 | |
| 1999-07-07 | 485685 | 42-461-03312 | PEGASUS PENNSYLVANIAN UNIT #1606 | HENRY PETROLEUM CORP. | RECOMP | 10,293 | |
| 1999-06-22 | 485223 | 42-461-32376 | NEAL "D" #3 | ROGERS, M. L. | RECOMP | 8,892 | |
| 1999-06-03 | 484946 | 42-461-33972 | HALFF "18" #1 | ENRON OIL & GAS COMPANY | FLD-XFR | 10,500 | |
| 1999-06-03 | 484881 | 42-461-33976 | COWDEN "18" #1 | ENRON OIL & GAS COMPANY | DRILL | 10,500 | |