| 1988-03-17 | 343904 | 42-479-34657 | SCHWARZ #6 | COLUMBUS ENERGY CORP. | DRILL | 7,100 | |
| 1988-03-15 | 343931 | 42-479-34656 | SAN ISIDRO FARM #2 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 8,800 | |
| 1988-03-15 | 343931 | 42-479-34656 | SAN ISIDRO FARM #2 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 8,800 | |
| 1988-03-15 | 343767 | 42-479-30848 | BRUNI MINERAL "A" NCT #1 | ENRON OIL & GAS COMPANY | RECOMP | 5,200 | |
| 1988-03-14 | 343763 | 42-479-34655 | SCHWARZ #5 | COLUMBUS ENERGY CORP. | DRILL | 7,100 | |
| 1988-03-09 | 343564 | 42-479-34654 | BENAVIDES, A. T. #1 | ROLF, E. GERALD | DRILL | 3,700 | |
| 1988-03-04 | 343377 | 42-479-31060 | CALLAGHAN RANCH #31 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 5,540 | |
| 1988-03-03 | 343455 | 42-479-34652 | SCHWARZ #12 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 8,500 | |
| 1988-03-02 | 343315 | 42-505-31226 | VIDAURRI, R. #8 | CHEVRON U. S. A. INC. | RECOMP | 9,425 | |
| 1988-03-01 | 343270 | 42-479-34651 | GARNER, TULLY C. 1056 #2 | ENRON OIL & GAS COMPANY | DRILL | 8,030 | |
| 1988-02-26 | 343191 | 42-479-34650 | MALAKOFF-PETERSON #4 | TDC ENGINEERING, INC. | DRILL | 7,300 | |
| 1988-02-26 | 343176 | 42-479-34649 | GARNER, TULLY C. #13 | ENRON OIL & GAS COMPANY | DRILL | 8,050 | |
| 1988-02-26 | 343176 | 42-479-34649 | GARNER, TULLY C. #13 | ENRON OIL & GAS COMPANY | DRILL | 8,050 | |
| 1988-02-25 | 343206 | 42-479-34648 | HEREFORD #23 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 8,500 | |
| 1988-02-25 | 343109 | 42-479-34647 | BONEBRAKE #4 | FOREST OIL CORP. | DRILL | 10,500 | |
| 1988-02-25 | 342731 | 42-479-34645 | BRUNI MINERAL "A" #8 | ENRON OIL & GAS COMPANY | DRILL | 11,000 | |
| 1988-02-19 | 342718 | 42-479-34644 | EL GATO #18 | GETTY OIL CO. | DRILL | 10,000 | |
| 1988-02-18 | 342861 | 42-479-34646 | LINK RANCH #2 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 8,000 | |
| 1988-02-17 | 342673 | 42-479-34643 | LUNDELL #51 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,000 | |
| 1988-02-16 | 342651 | 42-479-34642 | HEREFORD #22 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 7,900 | |
| 1988-02-16 | 342650 | 42-479-34641 | B.M.T. #24 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 11,300 | |
| 1988-02-10 | 342513 | 42-479-34640 | LUNDELL - 48 #1 | MICHAEL PETROLEUM CORPORATION | DRILL | 10,800 | |
| 1988-02-10 | 342513 | 42-479-34640 | LUNDELL - 48 #1 | MICHAEL PETROLEUM CORPORATION | DRILL | 11,500 | |
| 1988-02-10 | 342412 | 42-479-34377 | L.N.B. #1X | HOPSON, FRED S. | RECOMP | 8,000 | |
| 1988-02-09 | 342482 | 42-479-34639 | WRIGHT, SCOTT OILS #4 | TDC ENGINEERING, INC. | DRILL | 7,200 | |
| 1988-02-09 | 342419 | 42-479-34638 | BENAVIDES, ROSA V. 1908 #1 | ENRON OIL & GAS COMPANY | DRILL | 10,000 | |
| 1988-02-09 | 342375 | 42-479-33451 | SOUTH CALLAGHAN RANCH #7 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 7,610 | |
| 1988-01-29 | 342072 | 42-479-34637 | KILLAM-HURD AMOCO 'AP' #1 | AMOCO PRODUCTION COMPANY | DRILL | 7,900 | |
| 1988-01-29 | 342029 | 42-479-34636 | KIRKPATRICK, O.G. #16 | COALINGA CORPORATION | DRILL | 2,450 | |
| 1988-01-29 | 342029 | 42-479-34636 | KIRKPATRICK, O.G. #16 | COALINGA CORPORATION | DRILL | 2,450 | |
| 1988-01-22 | 341789 | 42-479-34635 | MCKENDRICK #1 | MICHAEL PETROLEUM CORPORATION | DRILL | 9,900 | |
| 1988-01-20 | 341648 | 42-479-34634 | JOHNSON UNIT #1 | TDC ENGINEERING, INC. | DRILL | 7,200 | |
| 1988-01-20 | 341648 | 42-479-34634 | JOHNSON #1 | TDC ENGINEERING, INC. | DRILL | 7,200 | |
| 1988-01-18 | 341400 | 42-479-34632 | CALLAGHAN RANCH, SOUTH #13 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 10,000 | |
| 1988-01-18 | 341400 | 42-479-34632 | SOUTH CALLAGHAN RANCH #13 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 10,000 | |
| 1988-01-15 | 341405 | 42-479-34633 | CALLAGHAN RANCH, SOUTH #12 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 9,000 | |
| 1988-01-14 | 341334 | 42-479-34631 | O'KEEFE #1 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 8,300 | |
| 1988-01-14 | 341334 | 42-479-34631 | O'KEEFE #1 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 8,300 | |
| 1988-01-14 | 341323 | 42-479-34385 | EL GATO #13 | GETTY OIL CO. | RECOMP | 9,105 | |
| 1988-01-13 | 341320 | 42-479-32281 | WEST COLE #122 | BASIC EARTH SCIENCE SYSTEMS,INC. | RECOMP | 2,413 | |
| 1988-01-13 | 341237 | 42-479-34630 | VERGARA "C" #2 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1988-01-13 | 341234 | 42-479-34629 | K & H "1647" #2 | KILLAM OIL COMPANY | DRILL | 10,000 | |
| 1988-01-07 | 341154 | 42-479-34628 | BRUNI MINERAL "A" NCT #7 | ENRON OIL & GAS COMPANY | DRILL | 11,600 | |
| 1988-01-07 | 341145 | 42-479-34627 | SAN ISIDRO FARM #1 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 8,900 | |
| 1988-01-06 | 340772 | 42-479-30410 | KONE #1C | LEWIS PETRO PROPERTIES, INC. | RECOMP | 7,280 | |
| 1988-01-04 | 340937 | 42-479-34626 | CATERINA LOPEZ ESTATE #1 | ROSEWOOD RESOURCES, INC. | DRILL | 6,500 | |
| 1987-12-31 | 340921 | 42-479-34624 | KILLAM-HURD-AMOCO 'AN' #1 | AMOCO PRODUCTION COMPANY | DRILL | 8,600 | |
| 1987-12-31 | 340920 | 42-479-34625 | KILLAM-HURD-AMOCO "AO" #1 | AMOCO PRODUCTION COMPANY | DRILL | 7,800 | |
| 1987-12-29 | 340756 | 42-479-34623 | PENA-RODRIGUEZ GAS UNIT #2 | MICHAEL PETROLEUM CORPORATION | DRILL | 8,000 | |
| 1987-12-22 | 340501 | 42-479-34622 | HIRSCH ESTATE 2096 #6 | ENRON OIL & GAS COMPANY | DRILL | 9,650 | |