Oil and gas leases in Zapata County — page 15

Zapata County, Texas has 4,566 oil and gas leases with production on file at the Railroad Commission, all of them in Commission district 04. 37 of them are oil leases and 4,529 are gas leases. Between them they carry 5,021 wellbores. Reported volumes run from January 1993 to August 2026 and come to 1.7 million barrels of oil and 6.8 billion Mcf of gas. 167 operators file returns here. Every lease below has its own page with a decline-curve forecast and an estimate of what the whole lease is worth.

Key facts about Zapata County

How many oil and gas leases are in Zapata County?
Zapata County has 4,566 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has Zapata County produced?
Leases in Zapata County have reported 1,667,230 barrels of oil (bbl) and 6,766,844,568 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between January 1993 and August 2026.
How many operators are active in Zapata County?
167 operators file production returns for leases in Zapata County.
How much are mineral rights in Zapata County worth?
There is no single figure: what a mineral or royalty interest in Zapata County is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 4,566 leases listed here has its own page with the full production history the operator reported, a decline-curve forecast, and an estimate of what a royalty interest in it is worth today.

Leases — page 15 of 23

  • LA SOLEDAD — gas, Legend Natural Gas II, LP, Zapata County, 554 thousand reported
  • YZAGUIRRE — gas, Wagner Oil Company, Zapata County, 554 thousand reported
  • GARZA, A. — gas, Houston Exploration Company, The, Zapata County, 553 thousand reported
  • HINNANT 307 'C' — gas, Killam Oil Co., Ltd., Zapata County, 553 thousand reported
  • DE GARCIA, SARA G. — gas, Pennzoil Exploration & Prod. Co., Zapata County, 553 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 553 thousand reported
  • WRIGHT-BARRERA G.U. — gas, Eog Resources, Inc., Zapata County, 552 thousand reported
  • GOMEZ — gas, Eog Resources, Inc., Zapata County, 552 thousand reported
  • RAMOS, FELIX — gas, Dominion Expl. & Prod., Inc., Zapata County, 551 thousand reported
  • MARTINEZ, EUDOXIO — gas, Enron Oil & Gas Company, Zapata County, 550 thousand reported
  • FLORES-CALISHE RANCH — gas, Eog Resources, Inc., Zapata County, 550 thousand reported
  • VELA, EMILIANO — gas, Enron Oil & Gas Company, Zapata County, 550 thousand reported
  • JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 549 thousand reported
  • GONZALEZ, HORACIO — gas, Chesapeake Operating, Inc., Zapata County, 548 thousand reported
  • MECOM, J. W. — gas, Westport Oil And Gas Company, LP, Zapata County, 548 thousand reported
  • LAUREL, F D "A" — gas, Dynamic Production, Inc., Zapata County, 547 thousand reported
  • URIBE, SERAFIN — gas, Enron Oil & Gas Company, Zapata County, 546 thousand reported
  • GARZA, M.G. GAS UNIT — gas, Killam Oil Co., Ltd., Zapata County, 546 thousand reported
  • RATHMELL, J.G. — gas, Conoco Inc., Zapata County, 546 thousand reported
  • GUTIERREZ, MOBIL H. — gas, Mobil Producing TX. & N.M. Inc., Zapata County, 546 thousand reported
  • MCGRATH — gas, Eog Resources, Inc., Zapata County, 546 thousand reported
  • LA PERLA — gas, Conoco Inc., Zapata County, 545 thousand reported
  • GARCIA, SALVADOR "G" — gas, Enron Oil & Gas Company, Zapata County, 544 thousand reported
  • SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 544 thousand reported
  • DOMINGUEZ — gas, Forest Oil Corporation, Zapata County, 543 thousand reported
  • HAYNES "B" — gas, Transamerican Natural Gas Corp., Zapata County, 543 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 542 thousand reported
  • BRAVO, J. E. — gas, Union Pacific Resources Company, Zapata County, 542 thousand reported
  • RUBEN FLORES MINERALS, LTD — gas, Conocophillips Company, Zapata County, 541 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 541 thousand reported
  • JENNINGS — gas, S M K Energy Corporation, Zapata County, 540 thousand reported
  • VELA "C" — gas, Prize Operating Company, Zapata County, 540 thousand reported
  • BERNARDO BUSTAMANTE G. U. — gas, Killam Oil Co., Ltd., Zapata County, 539 thousand reported
  • GARCIA, SALVADOR "C" — gas, Enron Oil & Gas Company, Zapata County, 539 thousand reported
  • CUELLAR, MARIA — gas, Houston Exploration Company, The, Zapata County, 538 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 537 thousand reported
  • LOPEZ, LAURO — gas, Conocophillips Company, Zapata County, 537 thousand reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 537 thousand reported
  • RODRIGUEZ GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 536 thousand reported
  • VELA, SERAPIO HEIRS GU "C" — gas, Enron Oil & Gas Company, Zapata County, 536 thousand reported
  • HINNANT, L. A. "H" ET AL — gas, Hughes, Dan A. Company, Zapata County, 535 thousand reported
  • VOLPE, ADAN — gas, Newfield Exploration Company, Zapata County, 535 thousand reported
  • BUSTAMANTE GAS UNIT 1 — gas, Forest Oil Corporation, Zapata County, 535 thousand reported
  • BENAVIDES, B. R. — gas, Houston Exploration Company, The, Zapata County, 533 thousand reported
  • MARSHALL, S.G. — gas, Enron Oil & Gas Company, Zapata County, 533 thousand reported
  • LA PERLA B1 — gas, Conoco Inc., Zapata County, 533 thousand reported
  • PALMYRA — gas, Cody Energy LLC, Zapata County, 532 thousand reported
  • JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 530 thousand reported
  • VELA, G. O. ET AL "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 530 thousand reported
  • MARTINEZ-URIBE — gas, El Paso E&P Zapata, L.P., Zapata County, 528 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 526 thousand reported
  • MARSHALL — gas, Dominion Expl. & Prod., Inc., Zapata County, 526 thousand reported
  • CANALES — gas, Transamerican Natural Gas Corp., Zapata County, 526 thousand reported
  • TESORO-YZAGUIRRE — gas, Amax Oil & Gas Inc., Zapata County, 525 thousand reported
  • HAYNES "B" — gas, Forest Oil Corporation, Zapata County, 524 thousand reported
  • LAUREL, F.D."A" — gas, Xto Energy Inc., Zapata County, 523 thousand reported
  • R.M.T. — gas, Chesapeake Operating, Inc., Zapata County, 523 thousand reported
  • RMT — gas, Houston Exploration Company, The, Zapata County, 523 thousand reported
  • FLORES, R.G. ET AL — gas, Marwell Petroleum, Inc., Zapata County, 522 thousand reported
  • VERGARA — gas, Pogo Producing Company, Zapata County, 522 thousand reported
  • VILLARREAL — gas, Ricochet Energy, Inc., Zapata County, 522 thousand reported
  • RAMIREZ, ABEL — gas, Transamerican Natural Gas Corp., Zapata County, 522 thousand reported
  • MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 521 thousand reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 521 thousand reported
  • MARTINEZ, E.T. — gas, Chevron U. S. A. Inc., Zapata County, 520 thousand reported
  • MARSHALL, S. G. — gas, Chevron U. S. A. Inc., Zapata County, 520 thousand reported
  • 3-D RANCHES — gas, Transtexas Gas Corporation, Zapata County, 519 thousand reported
  • WHITTIER — gas, Legend Natural Gas II, LP, Zapata County, 519 thousand reported
  • JENNINGS — gas, Devon Energy Production Co, L.P., Zapata County, 519 thousand reported
  • VILLARREAL — gas, Conocophillips Company, Zapata County, 518 thousand reported
  • HAYNES, L. — gas, Merit Energy Company, Zapata County, 518 thousand reported
  • VELA, G. O. ET AL "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 518 thousand reported
  • GARCIA, ELMA R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 518 thousand reported
  • DECARREON, G. G. — gas, Conoco Inc., Zapata County, 517 thousand reported
  • HAYNES, L. — gas, Pogo Producing Company LLC, Zapata County, 517 thousand reported
  • SAN MARTIN — gas, Killam Oil Company, Zapata County, 517 thousand reported
  • ALFONSO — gas, Houston Exploration Company, The, Zapata County, 516 thousand reported
  • SALINAS, G.G. — gas, Ricochet Energy, Inc., Zapata County, 515 thousand reported
  • VIOLETA RANCH — gas, Hilcorp Energy Company, Zapata County, 513 thousand reported
  • LAUREL MINERAL ESTATE — gas, Conocophillips Company, Zapata County, 512 thousand reported
  • DODIER, J. O. — gas, Enron Oil & Gas Company, Zapata County, 512 thousand reported
  • HAYNES 'D' — gas, Hilcorp Energy Company, Zapata County, 512 thousand reported
  • LA PERLA — gas, Conoco Inc., Zapata County, 511 thousand reported
  • LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 510 thousand reported
  • DECARREON, G. G. — gas, North Central Oil Corp., Zapata County, 510 thousand reported
  • HAYNES — gas, Bridge Oil Production Co., Inc., Zapata County, 510 thousand reported
  • RAMIREZ, J. S. — gas, Conoco Inc., Zapata County, 510 thousand reported
  • FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 510 thousand reported
  • SALINAS — gas, Acock Operating Limited, Zapata County, 509 thousand reported
  • GUADALUPE — gas, Key Energy Of Colorado, Inc., Zapata County, 509 thousand reported
  • DECARREON, G. G. — gas, Conoco Inc., Zapata County, 508 thousand reported
  • SALINAS, OCTAVIO GAS UNIT — gas, Sonat Exploration Co. - Houston, Zapata County, 508 thousand reported
  • MARTINEZ — gas, Reichmann Petroleum Corp., Zapata County, 507 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 506 thousand reported
  • EL CLARENO — gas, El Paso E&P Zapata, L.P., Zapata County, 506 thousand reported
  • MARTINEZ-ALEXANDER GAS UNIT "A" — gas, Chevron U. S. A. Inc., Zapata County, 504 thousand reported
  • VIDAURRI, R. — gas, Chevron U. S. A. Inc., Zapata County, 503 thousand reported
  • GUERRA "M" — gas, Peoples Energy Prod.-TX, L.P., Zapata County, 503 thousand reported
  • RANCHITO "A" GAS UNIT — gas, Chesapeake Operating, Inc., Zapata County, 502 thousand reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 501 thousand reported
  • JENNINGS, J. D. — oil, S M K Energy Corporation, Zapata County, 501 thousand reported
  • JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 500 thousand reported
  • HAYNES, L. — gas, Pogo Producing Company, Zapata County, 500 thousand reported
  • FERNANDEZ, N. — gas, Mobil Producing TX. & N.M. Inc., Zapata County, 499 thousand reported
  • JENNINGS, ROY — gas, Laredo Energy, LP, Zapata County, 499 thousand reported
  • MCASKILL — gas, Conoco Inc., Zapata County, 499 thousand reported
  • MCASKILL TR1 — gas, Conocophillips Company, Zapata County, 498 thousand reported
  • TREVINO "B" — gas, Peoples Energy Prod.-TX, L.P., Zapata County, 498 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 497 thousand reported
  • LEONARDO — gas, Houston Exploration Company, The, Zapata County, 497 thousand reported
  • FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 497 thousand reported
  • MOFFAT, ELZA GUTIERREZ — gas, Eog Resources, Inc., Zapata County, 497 thousand reported
  • VELA ESTATE — gas, Amax Oil & Gas Inc., Zapata County, 495 thousand reported
  • SERNA, DONATA — gas, Dominion Expl. & Prod., Inc., Zapata County, 495 thousand reported
  • FLORES, L. G. — gas, Forest Oil Corporation, Zapata County, 494 thousand reported
  • GUTIERREZ — gas, Aruba Petroleum, Inc., Zapata County, 493 thousand reported
  • M.L.E.I., MARSHALL, S. G. — gas, Chevron U. S. A. Inc., Zapata County, 493 thousand reported
  • CUELLAR, MARIA — gas, Houston Exploration Company, The, Zapata County, 493 thousand reported
  • BMT MARTIN C — gas, Conoco Inc., Zapata County, 492 thousand reported
  • ALFONSO — gas, Houston Exploration Company, The, Zapata County, 491 thousand reported
  • GUERRA "M" — gas, Bridge Oil Production Co., Inc., Zapata County, 490 thousand reported
  • SERAFIN — gas, Conocophillips Company, Zapata County, 490 thousand reported
  • FULBRIGHT, J. E. ET AL FEE — gas, Killam Oil Co., Ltd., Zapata County, 489 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 488 thousand reported
  • ALEJO BENAVIDES — gas, Chesapeake Operating, Inc., Zapata County, 488 thousand reported
  • PROVIDENCIA RANCH "A" — gas, Forest Oil Permian Corporation, Zapata County, 487 thousand reported
  • MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 487 thousand reported
  • G. B. VERGARA — gas, Chevron U. S. A. Inc., Zapata County, 486 thousand reported
  • LAUREL, OSCAR M. — gas, Enron Oil & Gas Company, Zapata County, 486 thousand reported
  • BENAVIDES TRUST — gas, Pogo Producing Company, Zapata County, 486 thousand reported
  • JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 486 thousand reported
  • RAMON, BELIA ET AL — gas, Chevron U. S. A. Inc., Zapata County, 486 thousand reported
  • GUTIERREZ, E. E. — gas, Transamerican Natural Gas Corp., Zapata County, 486 thousand reported
  • DERLY — gas, Transtexas Gas Corporation, Zapata County, 484 thousand reported
  • MCMURREY, WM. — gas, Transamerican Natural Gas Corp., Zapata County, 484 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 484 thousand reported
  • SINGER — gas, Eagle Oil & Gas Co., Zapata County, 484 thousand reported
  • SINGER-ANDERS — gas, Chesapeake Operating, Inc., Zapata County, 483 thousand reported
  • GUTIERREZ, HIGINIO JR — gas, Eog Resources, Inc., Zapata County, 483 thousand reported
  • JENNINGS — gas, Pennzenergy Exp. & Prod., L.L.C., Zapata County, 483 thousand reported
  • GUADALUPE RANCH,LTD — gas, Eog Resources, Inc., Zapata County, 482 thousand reported
  • MANN — gas, Chevron U. S. A. Inc., Zapata County, 482 thousand reported
  • EL CLARENO — gas, El Paso E&P Zapata, L.P., Zapata County, 480 thousand reported
  • VELENO — gas, Chesapeake Operating, Inc., Zapata County, 480 thousand reported
  • URIBE, AURELIANO HEIRS — gas, Enron Oil & Gas Company, Zapata County, 480 thousand reported
  • CUELLAR, MARIA — gas, Transtexas Gas Corporation, Zapata County, 479 thousand reported
  • JENNINGS, J. D. — gas, S M K Energy Corporation, Zapata County, 479 thousand reported
  • JENNINGS — gas, Pennzoil Exploration & Prod. Co., Zapata County, 479 thousand reported
  • MARSHALL, S.G. — gas, Enron Oil & Gas Company, Zapata County, 478 thousand reported
  • JENNINGS, J. D. — gas, S M K Energy Corporation, Zapata County, 478 thousand reported
  • URIBE — gas, Transamerican Natural Gas Corp., Zapata County, 478 thousand reported
  • MCMURREY, WM. — gas, Conocophillips Company, Zapata County, 476 thousand reported
  • VELA, A. M. — gas, Enron Oil & Gas Company, Zapata County, 475 thousand reported
  • GARZA, L. "5" — gas, Houston Exploration Company, The, Zapata County, 475 thousand reported
  • MARTINEZ, S. — gas, Enron Oil & Gas Company, Zapata County, 475 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 475 thousand reported
  • MARTINEZ — gas, Reichmann Petroleum Corp., Zapata County, 474 thousand reported
  • LA DUQUESA — gas, Reichmann Petroleum Corp., Zapata County, 474 thousand reported
  • HINNANT FULBRIGHT 'W' GAS UNIT — gas, Killam Oil Co., Ltd., Zapata County, 474 thousand reported
  • JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 473 thousand reported
  • GUTIERREZ, B. G. — gas, North Central Oil Corp., Zapata County, 473 thousand reported
  • JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 472 thousand reported
  • RAMIREZ, JOSEFA — gas, Midpar L.P., Zapata County, 472 thousand reported
  • VELA "C" — gas, Bridge Oil Production Co., Inc., Zapata County, 471 thousand reported
  • MCCANN, C.L. — gas, Chevron U. S. A. Inc., Zapata County, 471 thousand reported
  • SANTOS, R. GAS UNIT — gas, Transtexas Gas Corporation, Zapata County, 471 thousand reported
  • HAYNES MINERAL TRUST — gas, Forest Oil Corporation, Zapata County, 470 thousand reported
  • MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 469 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 469 thousand reported
  • BRIONES, J. E. "B" — gas, Columbus Energy Corp., Zapata County, 467 thousand reported
  • RAMIREZ, L.O. A — gas, Conoco Inc., Zapata County, 466 thousand reported
  • EUDOXIO MARTINEZ GU — gas, Eog Resources, Inc., Zapata County, 466 thousand reported
  • ALFONSO — gas, Houston Exploration Company, The, Zapata County, 466 thousand reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 465 thousand reported
  • HAYNES, L. — gas, Pogo Producing Company LLC, Zapata County, 465 thousand reported
  • JENNINGS — gas, S M K Energy Corporation, Zapata County, 465 thousand reported
  • JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 465 thousand reported
  • JENNINGS — gas, Devon Energy Production Co, L.P., Zapata County, 464 thousand reported
  • JACOBA "A" — gas, Transtexas Gas Corporation, Zapata County, 462 thousand reported
  • VASQUEZ — gas, Chesapeake Operating, Inc., Zapata County, 462 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 462 thousand reported
  • YZAGUIRRE J. — gas, KCS Resources, Inc., Zapata County, 460 thousand reported
  • GARZA, A. — gas, Houston Exploration Company, The, Zapata County, 460 thousand reported
  • JENNINGS — gas, Devon Energy Production Co, L.P., Zapata County, 458 thousand reported
  • LUNDELL "B" — gas, Transamerican Natural Gas Corp., Zapata County, 458 thousand reported
  • BARROCITO, B. M. — gas, Eog Resources, Inc., Zapata County, 457 thousand reported
  • LA PERLA — gas, Conoco Inc., Zapata County, 457 thousand reported
  • JUANA — gas, Transamerican Natural Gas Corp., Zapata County, 456 thousand reported
  • JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 455 thousand reported
  • SPEARS, IRENE L. — gas, Conoco Inc., Zapata County, 454 thousand reported
  • RATHMELL, J. G. — gas, Conoco Inc., Zapata County, 454 thousand reported
  • VELA, OSCAR — gas, Conoco Inc., Zapata County, 454 thousand reported
  • JUANA — gas, Houston Exploration Company, The, Zapata County, 453 thousand reported
  • MUNOZ — gas, Houston Exploration Company, The, Zapata County, 452 thousand reported
  • HAYNES MINERAL TRUST — gas, Houston Exploration Company, The, Zapata County, 452 thousand reported
  • GARZA, LAURO — gas, Pennzoil Exploration & Prod. Co., Zapata County, 451 thousand reported
  • CANTU — gas, Columbus Energy Corp., Zapata County, 451 thousand reported
  • LAS AVISPAS RANCH 39 — gas, Eog Resources, Inc., Zapata County, 451 thousand reported
  • LEONARDO — gas, Forest Oil Corporation, Zapata County, 451 thousand reported
  • RATHMELL, J. G. — gas, North Central Oil Corp., Zapata County, 450 thousand reported

Production figures are as reported to the Railroad Commission of Texas. Values shown on lease pages are estimates produced by fitting a decline curve to that reported history; they are not offers or appraisals.