| 2012-05-21 | 739823 | 42-297-35156 | THREE SISTERS 01 #11H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-05-21 | 739821 | 42-297-35145 | THREE SISTERS 01 #13H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-05-18 | 740395 | 42-297-35151 | THREE SISTERS 01 #14H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-05-16 | 739906 | 42-297-35150 | RETZLOFF-CHAPMAN UNIT #3H | MARATHON OIL EF LLC | DRILL | 15,000 | Y |
| 2012-05-16 | 739884 | 42-297-35148 | RAFTER TWO UNIT B #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 12,200 | Y |
| 2012-05-16 | 739867 | 42-297-35147 | RAFTER TWO UNIT A #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 11,800 | Y |
| 2012-05-16 | 739822 | 42-297-35146 | THREE SISTERS 01 #12H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-05-15 | 739774 | 42-297-35149 | SPINN UNIT A #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 13,400 | Y |
| 2012-05-15 | 739749 | 42-297-35144 | SOLIZ UNIT A #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 11,500 | Y |
| 2012-05-11 | 739520 | 42-297-35143 | RETZLOFF-CHAPMAN UNIT #2H | MARATHON OIL EF LLC | DRILL | 15,000 | Y |
| 2012-05-11 | 739022 | 42-297-35140 | RETZLOFF-CHAPMAN UNIT #1H | MARATHON OIL EF LLC | DRILL | 15,000 | Y |
| 2012-05-08 | 739101 | 42-297-35141 | LARK RANCH #B 1H | TALISMAN ENERGY USA INC. | DRILL | 12,500 | Y |
| 2012-05-08 | 739101 | 42-297-35141 | LARK RANCH #B 1H | TALISMAN ENERGY USA INC. | DRILL | 13,500 | Y |
| 2012-05-07 | 738916 | 42-297-35139 | GRANBERRY NORTH #1 | DOUBLE PLAY OIL & GAS, INC | DRILL | 5,050 | |
| 2012-05-07 | 738916 | 42-297-35139 | GRANBERRY NORTH #1 | DOUBLE PLAY OIL & GAS, INC | DRILL | 5,037 | |
| 2012-05-07 | 737758 | 42-297-35142 | FIELDS KLOTH 01 #01H | PIONEER NATURAL RES. USA, INC. | DRILL | 22,000 | Y |
| 2012-05-03 | 738748 | 42-297-35138 | F. MALEK UNIT Y #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 12,800 | Y |
| 2012-05-02 | 738606 | 42-297-35135 | WERNLI UNIT A #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 13,100 | Y |
| 2012-04-30 | 738406 | 42-297-35137 | RAFTER TWO UNIT C #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 12,900 | Y |
| 2012-04-25 | 738139 | 42-297-35134 | LAKEHOUSE UNIT #1 | CHOICE EXPLORATION, INC. | DRILL | 4,800 | |
| 2012-04-21 | 737800 | 42-297-35132 | LIVE BEE 01 #01H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-04-21 | 737798 | 42-297-35133 | THREE SISTERS 01 #09H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-04-21 | 737759 | 42-297-35131 | THREE SISTERS 01 #10H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-04-20 | 737644 | 42-297-35130 | HERRING RANCH 04 #01H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-04-18 | 737443 | 42-297-35129 | HERRING RANCH 02 #01H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-04-18 | 737429 | 42-297-35128 | REAGAN #1R | DEWBRE PETROLEUM CORPORATION | DRILL | 3,500 | |
| 2012-04-16 | 737271 | 42-297-35127 | 1893 OIL & GAS, LTD. UNIT E #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 13,000 | Y |
| 2012-04-11 | 737001 | 42-297-35125 | CHESNUTT #B 2H | TALISMAN ENERGY USA INC. | DRILL | 13,000 | Y |
| 2012-04-11 | 737001 | 42-297-35125 | CHESNUTT #B 2H | TALISMAN ENERGY USA INC. | DRILL | 13,000 | Y |
| 2012-04-11 | 737001 | 42-297-35125 | CHESNUTT #B 2H | TALISMAN ENERGY USA INC. | DRILL | 13,000 | Y |
| 2012-04-10 | 737256 | 42-297-35126 | UNLIMITED RESOURCES #2 | WEBB COUNTY UNLIMITED RES., LLC | DRILL | 6,500 | |
| 2012-04-05 | 736644 | 42-297-33867 | BLOCK 71 UNIT #2 | BAY ROCK OPERATING COMPANY | RECOMP | 6,700 | |
| 2012-04-05 | 736610 | 42-297-34945 | H. T. CHAPMAN 01 #01H | PIONEER NATURAL RES. USA, INC. | RECOMP | 19,000 | Y |
| 2012-03-30 | 736331 | 42-297-35123 | SOUTH TEXAS CHILDREN'S HOME 01 #04H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-03-29 | 736330 | 42-297-35124 | SCHMIDT FAMILY 01 #01H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-03-28 | 735818 | 42-297-35118 | JACK MEEKS 01 #05H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-03-27 | 736189 | 42-297-35122 | SOUTH TEXAS CHILDREN'S HOME 01 #03H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-03-21 | 735126 | 42-297-35119 | SHARON FORDYCE 01 #01H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-03-21 | 734955 | 42-297-35113 | RUBEN SAENZ 01 #01H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-03-16 | 735810 | 42-297-35117 | JACK MEEKS 01 #04H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-03-16 | 735349 | 42-297-35116 | HOGAN UNIT A #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 11,500 | Y |
| 2012-03-15 | 735228 | 42-297-35115 | THREE RIVERS #B 1H | TALISMAN ENERGY USA INC. | DRILL | 14,000 | Y |
| 2012-03-12 | 734957 | 42-297-35114 | GENTRY 01 #01H | PIONEER NATURAL RES. USA, INC. | DRILL | 21,000 | Y |
| 2012-03-01 | 734118 | 42-297-35112 | MUTZ UNIT A #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 11,600 | Y |
| 2012-02-28 | 734075 | 42-297-35111 | BARSID UNIT A #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 12,400 | Y |
| 2012-02-28 | 734075 | 42-297-35111 | BARSID UNIT A #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 12,400 | Y |
| 2012-02-28 | 734063 | 42-297-35110 | MAGGIE MCNEILL A #1 | DOUBLE PLAY OIL & GAS, INC | DRILL | 5,450 | |
| 2012-02-28 | 734063 | 42-297-35110 | MAGGIE MCNEILL A #1 | DOUBLE PLAY OIL & GAS, INC | DRILL | 5,450 | |
| 2012-02-28 | 734040 | 42-297-35109 | BEARDSLEY UNIT A #1 | BURLINGTON RESOURCES O & G CO LP | DRILL | 12,500 | Y |
| 2012-02-28 | 733509 | 42-297-31702 | ERNA P. BENHAM #1D | BELLOWS OPERATING CO., L. C. | RENTR | 7,600 | |