| 1988-03-11 | 343673 | 42-505-32432 | ALEXANDER #4 | SPG EXPLORATION, CORP. | DRILL | 10,500 | |
| 1988-03-10 | 343728 | 42-505-32433 | WHITE #5 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,200 | |
| 1988-03-10 | 343728 | 42-505-32433 | WHITE #5 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,200 | |
| 1988-03-09 | 343485 | 42-505-32429 | ZACHRY, E. B. #8 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 10,900 | |
| 1988-03-08 | 343584 | 42-505-32430 | HAYNES #7 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 14,500 | |
| 1988-03-04 | 343512 | 42-505-32428 | LAUREL, F. D. "A" #4 | DYNAMIC PRODUCTION, INC. | DRILL | 12,000 | |
| 1988-03-03 | 343456 | 42-505-32427 | ASCHE #17 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1988-03-03 | 343409 | 42-505-32426 | VELA, ENRIQUE #1 | AMOCO PRODUCTION COMPANY | DRILL | 16,000 | |
| 1988-02-29 | 337940 | 42-505-32388 | STATE TRACT M-80131 #2 | COASTAL OIL & GAS CORPORATION | DRILL | 10,500 | |
| 1988-02-26 | 343248 | 42-505-32425 | JENNINGS RANCH "B" #11 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,700 | |
| 1988-02-25 | 343208 | 42-505-32424 | GARZA, L. #7 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 12,000 | |
| 1988-02-25 | 343207 | 42-505-32423 | HAYNES #6 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 14,500 | |
| 1988-02-25 | 343154 | 42-505-32422 | DE LOS SANTOS, MARCELA "B" #2 | AMOCO PRODUCTION COMPANY | DRILL | 16,000 | |
| 1988-02-25 | 342995 | 42-505-32421 | GARZA-MUNOZ G. U. #1 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 14,200 | |
| 1988-02-11 | 342560 | 42-505-32420 | LA PERLA #79 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 9,900 | |
| 1988-02-10 | 342527 | 42-505-32419 | JENNINGS #58 | PENNZOIL COMPANY | DRILL | 9,500 | |
| 1988-02-10 | 342526 | 42-505-32418 | HAYNES #10 | PENNZOIL COMPANY | DRILL | 15,000 | |
| 1988-02-03 | 342119 | 42-505-32316 | GARZA, M. G. #1 | KILLAM OIL COMPANY | RECOMP | 13,500 | |
| 1988-01-29 | 342039 | 42-505-32417 | KING "B" #4D | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 9,700 | |
| 1988-01-28 | 341958 | 42-505-32416 | AMOCO FEE UNIT #2 | SPG EXPLORATION, CORP. | DRILL | 11,000 | |
| 1988-01-26 | 341935 | 42-505-32170 | GARZA, LAURO #D 3 | PENNZOIL COMPANY | RECOMP | 13,000 | |
| 1988-01-25 | 341888 | 42-505-32415 | LA PERLA #80 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1988-01-20 | 341664 | 42-505-32414 | GARCIA, SALVADOR #18 | ENRON OIL & GAS COMPANY | DRILL | 11,500 | |
| 1988-01-20 | 341664 | 42-505-32414 | GARCIA, SALVADOR #18 | ENRON OIL & GAS COMPANY | DRILL | 12,500 | |
| 1988-01-14 | 341335 | 42-505-32413 | ASCHE #16 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1988-01-13 | 341239 | 42-505-32412 | RODRIGUEZ G.U. #1 #1 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 14,200 | |
| 1988-01-07 | 341133 | 42-505-32411 | SANTOS, MARCELA DE LOS "A" #1 | AMOCO PRODUCTION COMPANY | DRILL | 13,500 | |
| 1988-01-07 | 341133 | 42-505-32411 | SANTOS, MARCELA DE LOS "A" #1 | AMOCO PRODUCTION COMPANY | DRILL | 14,700 | |
| 1988-01-06 | 340983 | 42-505-32410 | RAMIREZ, FEDERICO #1 | HOLDEN ENERGY CORPORATION | DRILL | 15,000 | |
| 1988-01-06 | 340983 | 42-505-32410 | RAMIREZ, FEDERICO #1 | HOLDEN ENERGY CORPORATION | DRILL | 12,000 | |
| 1988-01-04 | 340891 | 42-505-32409 | BENAVIDES, B. R. #11 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1987-12-31 | 340857 | 42-505-32408 | HAYNES, LEONARD ESTATE #14 | AMERADA HESS CORPORATION | DRILL | 7,800 | |
| 1987-12-31 | 340857 | 42-505-32408 | HAYNES, LEONARD ESTATE #14 | AMERADA HESS CORPORATION | DRILL | 7,697 | |
| 1987-12-28 | 340647 | 42-505-32407 | LA PERLA #78 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,300 | |
| 1987-12-23 | 340617 | 42-505-32406 | LAUREL GAS UNIT #3 | DYNAMIC PRODUCTION, INC. | DRILL | 14,000 | |
| 1987-12-22 | 340463 | 42-505-32405 | MCGRATH #1 | KILLAM OIL COMPANY | DRILL | 14,000 | |
| 1987-12-18 | 340450 | 42-505-32404 | FLORES, L. G. #5 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 14,200 | |
| 1987-12-11 | 339973 | 42-505-32403 | SMITH "AH" #3 | TXO PRODUCTION CORP. | DRILL | 10,500 | |
| 1987-12-09 | 339953 | 42-505-32402 | CUELLAR LAND COMPANY #1 | HANSON MINERALS CO. | DRILL | 14,000 | |
| 1987-12-09 | 339789 | 42-505-32401 | LAUREL, F. D. #2 | DYNAMIC PRODUCTION, INC. | DRILL | 14,000 | |
| 1987-12-07 | 339687 | 42-505-32400 | MARTINEZ, EUDOXIO #8 | ENRON OIL & GAS COMPANY | DRILL | 11,500 | |
| 1987-12-03 | 339654 | 42-505-32399 | GUERRA "L" #3 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,500 | |
| 1987-11-30 | 339376 | 42-505-32398 | SANTOS, MARCELA DE LOS #1 | AMOCO PRODUCTION COMPANY | DRILL | 13,500 | |
| 1987-11-25 | 339250 | 42-505-32396 | LA PERLA "B" #4 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,000 | |
| 1987-11-24 | 339331 | 42-505-32397 | WHITE #1 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 11,200 | |
| 1987-11-24 | 339331 | 42-505-32397 | WHITE #1 | SANCHEZ-O'BRIEN OIL & GAS CORP. | DRILL | 11,200 | |
| 1987-11-24 | 339304 | 42-505-32395 | BRIONES, J. E. "B" #1 | COLUMBUS ENERGY CORP. | DRILL | 9,200 | |
| 1987-11-24 | 339303 | 42-505-32394 | MUNOZ-GUTIERREZ G.U. #1 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 14,500 | |
| 1987-11-19 | 338959 | 42-505-32393 | BERNARDO GAS UNIT #1 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 14,000 | |
| 1987-11-13 | 338789 | 42-505-32392 | J.O.D. #1 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 12,000 | |