Oil and gas leases in Zapata County — page 8

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 8 of 23

  • GARZA, L. — gas, Eog Resources, Inc., Zapata County, 1.6 million reported
  • CUELLAR TRUST — gas, Chevron U. S. A. Inc., Zapata County, 1.6 million reported
  • MARTINEZ, M. — gas, Enron Oil & Gas Company, Zapata County, 1.6 million reported
  • DOMINGUEZ — gas, Houston Exploration Company, The, Zapata County, 1.6 million reported
  • DON JOSE GAS UNIT — gas, Enron Oil & Gas Company, Zapata County, 1.6 million reported
  • PORRAS GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 1.6 million reported
  • WHITTIER — gas, Legend Natural Gas II, LP, Zapata County, 1.6 million reported
  • DYE, J.D. — gas, Conoco Inc., Zapata County, 1.6 million reported
  • FLORES, L.G. — gas, Transamerican Natural Gas Corp., Zapata County, 1.6 million reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 1.5 million reported
  • VILLARREAL — gas, Conocophillips Company, Zapata County, 1.5 million reported
  • BENAVIDES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 1.5 million reported
  • MERCURIO — gas, Samson Lone Star LP, Zapata County, 1.5 million reported
  • LA PERLA B2 — gas, Conoco Inc., Zapata County, 1.5 million reported
  • RAMIREZ, A — gas, Paloma Resources, LLC, Zapata County, 1.5 million reported
  • JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 1.5 million reported
  • HAYNES MINERAL TRUST — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • CANALES — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 1.5 million reported
  • JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 1.5 million reported
  • PENA, H.L. — gas, Enron Oil & Gas Company, Zapata County, 1.5 million reported
  • KING B — gas, Conoco Inc., Zapata County, 1.5 million reported
  • LOS MESQUITES — gas, Denali Oil & Gas Management, LLC, Zapata County, 1.5 million reported
  • VILLARREAL — gas, Conocophillips Company, Zapata County, 1.5 million reported
  • PEREZ A — gas, Chesapeake Operating, Inc., Zapata County, 1.5 million reported
  • VARAL RANCHES — gas, Newfield Exploration Company, Zapata County, 1.5 million reported
  • ALFONSO — gas, Houston Exploration Company, The, Zapata County, 1.5 million reported
  • SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 1.5 million reported
  • EL REFUGIO "AD" — gas, Houston Exploration Company, The, Zapata County, 1.5 million reported
  • YZAGUIRRE, J. — gas, KCS Resources, Inc., Zapata County, 1.5 million reported
  • SMITH, A. H. — gas, Peoples Energy Prod.-TX, L.P., Zapata County, 1.5 million reported
  • TREVINO — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • GUERRA, RAUL — gas, Pioneer Natural Res. USA, Inc., Zapata County, 1.5 million reported
  • ALFONSO — gas, Houston Exploration Company, The, Zapata County, 1.5 million reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 1.5 million reported
  • RMT — gas, Houston Exploration Company, The, Zapata County, 1.5 million reported
  • GUERRA, AVELINO — gas, Xto Energy Inc., Zapata County, 1.5 million reported
  • RAY J THOMASMA "B" — gas, Devon Energy Production Co, L.P., Zapata County, 1.5 million reported
  • RAMIREZ, M. GAS UNIT — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • JENNINGS RANCH A — gas, Conoco Inc., Zapata County, 1.5 million reported
  • BENAVIDES, C.Y. — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • RANCHO NUEVO — gas, Transtexas Gas Corporation, Zapata County, 1.5 million reported
  • MENDOZA — gas, Laredo Energy, Zapata County, 1.5 million reported
  • HAYNES, L. — gas, Pogo Producing Company, Zapata County, 1.5 million reported
  • VELA-CUELLAR — gas, Enron Oil & Gas Company, Zapata County, 1.5 million reported
  • BMT MARTIN B — gas, Conoco Inc., Zapata County, 1.5 million reported
  • GUTIERREZ, E.E. — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • MCMURREY, WM. — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • BRUNI MINERAL TRUST AB — gas, Enron Oil & Gas Company, Zapata County, 1.5 million reported
  • DIAMANTINA 40 — gas, Enron Oil & Gas Company, Zapata County, 1.5 million reported
  • MANN, E. E. TRUST ET AL 142 — gas, Enron Oil & Gas Company, Zapata County, 1.5 million reported
  • VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 1.5 million reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 1.5 million reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • MARSHALL, S.G. — gas, Chevron U. S. A. Inc., Zapata County, 1.5 million reported
  • LEAL, F. — gas, Conoco Inc., Zapata County, 1.5 million reported
  • JENNINGS — gas, Devon Energy Production Co, L.P., Zapata County, 1.5 million reported
  • MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 1.5 million reported
  • GUTIERREZ, J. M. "C" — gas, Enron Oil & Gas Company, Zapata County, 1.5 million reported
  • MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 1.5 million reported
  • DERLY — gas, Houston Exploration Company, The, Zapata County, 1.5 million reported
  • VOLPE, ADAN — gas, Newfield Exploration Company, Zapata County, 1.5 million reported
  • MCMURREY, WM. — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • ASCHE — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • GUERRA, AVELINO — gas, Midpar L.P., Zapata County, 1.5 million reported
  • JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 1.5 million reported
  • MARTIN-SANCHEZ UNIT 2 — gas, Chevron U. S. A. Inc., Zapata County, 1.5 million reported
  • WRIGHT-BARRERA GU — gas, Eog Resources, Inc., Zapata County, 1.5 million reported
  • WORLEY — gas, Wagner & Brown, Ltd., Zapata County, 1.5 million reported
  • RAMIREZ — gas, Sanchez-O'Brien Oil & Gas Corp., Zapata County, 1.5 million reported
  • RAMIREZ, M. R. — gas, Pioneer Natural Res. USA, Inc., Zapata County, 1.5 million reported
  • SCHROEDER, ALDA ET AL — gas, Stivers Inc, Zapata County, 1.5 million reported
  • MARTINEZ, B.M. — gas, Columbus Energy Corp., Zapata County, 1.5 million reported
  • OLD ZAPATA DEEP GU — gas, Eog Resources, Inc., Zapata County, 1.5 million reported
  • GUERRA, RAUL — gas, Dominion Expl. & Prod., Inc., Zapata County, 1.5 million reported
  • JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 1.5 million reported
  • ASCHE — gas, Edge Petroleum Oper. Co., Inc., Zapata County, 1.5 million reported
  • GUTIERREZ HEIRS — gas, Enron Oil & Gas Company, Zapata County, 1.5 million reported
  • LA PERLA B2 — gas, Conoco Inc., Zapata County, 1.5 million reported
  • IRENE — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • EUDOXIO MARTINEZ UNIT 1 — gas, Chevron U. S. A. Inc., Zapata County, 1.5 million reported
  • LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 1.5 million reported
  • ALEXANDER, CHARLES — gas, Chevron U. S. A. Inc., Zapata County, 1.5 million reported
  • MCMURREY, WM. — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • GUTIERREZ, RAQUEL F — gas, Eog Resources, Inc., Zapata County, 1.5 million reported
  • BENAVIDES, BELIA R. B — gas, Enron Oil & Gas Company, Zapata County, 1.5 million reported
  • RAMOS, FELIX — gas, Pioneer Natural Res. USA, Inc., Zapata County, 1.5 million reported
  • MECOM, J. W. — gas, Westport Oil And Gas Company, LP, Zapata County, 1.5 million reported
  • JENNINGS RANCH B1 — gas, Conocophillips Company, Zapata County, 1.5 million reported
  • BMT K&H — gas, Eog Resources, Inc., Zapata County, 1.5 million reported
  • TALBERT, MM ESTATE — gas, North Central Oil Corp., Zapata County, 1.5 million reported
  • MARTINEZ MINERALS — gas, Eog Resources, Inc., Zapata County, 1.5 million reported
  • SAN FERNANDO — gas, El Paso E&P Zapata, L.P., Zapata County, 1.5 million reported
  • URIBE-MARSHALL GAS UNIT — gas, Chevron U. S. A. Inc., Zapata County, 1.5 million reported
  • MECOM, J. W. — gas, Westport Oil And Gas Company, LP, Zapata County, 1.5 million reported
  • ASCHE — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 1.5 million reported
  • URIBE, S. — gas, Chevron U. S. A. Inc., Zapata County, 1.5 million reported
  • GUERRA "L" — gas, Transamerican Natural Gas Corp., Zapata County, 1.5 million reported
  • MECOM, J. W. — gas, El Paso Production Oil & Gas Co., Zapata County, 1.4 million reported
  • MARTIN, J. C. — gas, Chevron U. S. A. Inc., Zapata County, 1.4 million reported
  • TREVINO — gas, Hilcorp Energy Company, Zapata County, 1.4 million reported
  • GARZA, A. — gas, Transtexas Gas Corporation, Zapata County, 1.4 million reported
  • URIBE GAS UNIT — gas, Enron Oil & Gas Company, Zapata County, 1.4 million reported
  • VASQUEZ-PENA-HAYNES — gas, Chesapeake Operating, Inc., Zapata County, 1.4 million reported
  • HAYNES MINERAL TRUST — gas, Transamerican Natural Gas Corp., Zapata County, 1.4 million reported
  • CANALES — gas, Transamerican Natural Gas Corp., Zapata County, 1.4 million reported
  • LAS OVEJAS-STATE — gas, Chesapeake Operating, Inc., Zapata County, 1.4 million reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 1.4 million reported
  • VELA-SMITH GAS UNIT — gas, Bridge Oil Production Co., Inc., Zapata County, 1.4 million reported
  • JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 1.4 million reported
  • DE BARBERIO — gas, Conocophillips Company, Zapata County, 1.4 million reported
  • ALEXANDER, MAUREEN — gas, Eog Resources, Inc., Zapata County, 1.4 million reported
  • HAYNES, LEONARD — gas, North Central Oil Corp., Zapata County, 1.4 million reported
  • LA PERLA — gas, Conocophillips Company, Zapata County, 1.4 million reported
  • HAYNES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 1.4 million reported
  • MCASKILL TR5 — gas, Conocophillips Company, Zapata County, 1.4 million reported
  • JUANA — gas, Conoco Inc., Zapata County, 1.4 million reported
  • LAUREL GAS UNIT NO. 2 — gas, Dynamic Production, Inc., Zapata County, 1.4 million reported
  • CANALES — gas, Conoco Inc., Zapata County, 1.4 million reported
  • BARROCITO, B. M. — gas, Eog Resources, Inc., Zapata County, 1.4 million reported
  • DON JOSE LAND & CATTLE CO LTD — gas, Conocophillips Company, Zapata County, 1.4 million reported
  • VASQUEZ, DELIA — gas, Chesapeake Operating, Inc., Zapata County, 1.4 million reported
  • JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 1.4 million reported
  • JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 1.4 million reported
  • YZAGUIRRE, J. — gas, KCS Resources, Inc., Zapata County, 1.4 million reported
  • GONZALES BENAVIDES TRUST — gas, Denali Oil & Gas Management, LLC, Zapata County, 1.4 million reported
  • JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 1.4 million reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 1.4 million reported
  • RAMIREZ, MARIA V. — gas, El Paso Production Oil & Gas Co., Zapata County, 1.4 million reported
  • LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 1.4 million reported
  • LA PERLA — gas, Conoco Inc., Zapata County, 1.4 million reported
  • LAS AVISPAS RANCH 39 — gas, Enron Oil & Gas Company, Zapata County, 1.4 million reported
  • VELA B — gas, Peoples Energy Prod.-TX, L.P., Zapata County, 1.4 million reported
  • JENNINGS RANCH A — gas, Conoco Inc., Zapata County, 1.4 million reported
  • ALEXANDER — gas, Chesapeake Operating, Inc., Zapata County, 1.4 million reported
  • JENNINGS RANCH D — gas, Conoco Inc., Zapata County, 1.4 million reported
  • RATHMELL, J. G. — gas, Conoco Inc., Zapata County, 1.4 million reported
  • NCOC FEE UNIT — gas, North Central Oil Corp., Zapata County, 1.4 million reported
  • BRUNI MINERAL TRUST 15 — gas, Killam Oil Co., Ltd., Zapata County, 1.4 million reported
  • GARCIA-VASQUEZ, R.J. — gas, Forest Oil Permian Corporation, Zapata County, 1.4 million reported
  • CUELLAR HEIRS — gas, Chesapeake Operating, Inc., Zapata County, 1.4 million reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 1.4 million reported
  • LA PERLA — gas, Conoco Inc., Zapata County, 1.4 million reported
  • DON HILARIO "A" — gas, Ricochet Energy, Inc., Zapata County, 1.4 million reported
  • ALFONSO — gas, Houston Exploration Company, The, Zapata County, 1.4 million reported
  • SLATOR RANCH — gas, Wagner Oil Company, Zapata County, 1.4 million reported
  • GUERRA, AVELINO — gas, Dominion Expl. & Prod., Inc., Zapata County, 1.4 million reported
  • LA PERLA — gas, Conoco Inc., Zapata County, 1.4 million reported
  • FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 1.4 million reported
  • LEONARDO — gas, Houston Exploration Company, The, Zapata County, 1.4 million reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 1.4 million reported
  • RAMIREZ — gas, Newfield Exploration Company, Zapata County, 1.4 million reported
  • GUTIERREZ, J. M. C — gas, Enron Oil & Gas Company, Zapata County, 1.4 million reported
  • MARSHALL, S. G. — gas, Eog Resources, Inc., Zapata County, 1.4 million reported
  • ESCAMILLA — gas, Enron Oil & Gas Company, Zapata County, 1.4 million reported
  • MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 1.4 million reported
  • AMANDO — gas, Samson Lone Star LP, Zapata County, 1.4 million reported
  • BENAVIDES TRUST — gas, Pogo Producing Company, Zapata County, 1.4 million reported
  • SAN FERNANDO — gas, Laredo Energy, Zapata County, 1.4 million reported
  • MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 1.4 million reported
  • HAYNES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 1.4 million reported
  • KING B — gas, Conoco Inc., Zapata County, 1.4 million reported
  • EDWARD CASSIN — gas, Conocophillips Company, Zapata County, 1.4 million reported
  • MARIA CUELLAR — gas, Houston Exploration Company, The, Zapata County, 1.4 million reported
  • MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 1.4 million reported
  • BUSTAMANTE GAS UNIT 1 — gas, Forest Oil Corporation, Zapata County, 1.4 million reported
  • HERBST, M.V. — gas, Transamerican Natural Gas Corp., Zapata County, 1.4 million reported
  • THOMASMA, RAY J. — gas, Hilcorp Energy Company, Zapata County, 1.4 million reported
  • HAYNES, L. — gas, Pogo Producing Company, Zapata County, 1.4 million reported
  • FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 1.4 million reported
  • MUNOZ, FERNANDO — gas, Midpar L.P., Zapata County, 1.4 million reported
  • GARCIA, SALVADOR "D" — gas, Enron Oil & Gas Company, Zapata County, 1.4 million reported
  • VASQUEZ-URIBE "A" GAS UNIT — gas, Enron Oil & Gas Company, Zapata County, 1.4 million reported
  • CANALES — gas, Hilcorp Energy Company, Zapata County, 1.4 million reported
  • DECARREON, G. G. — gas, Pogo Producing Company, Zapata County, 1.4 million reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 1.4 million reported
  • EL CLARENO — gas, El Paso E&P Zapata, L.P., Zapata County, 1.4 million reported
  • DE MARTINEZ, M. — gas, Chevron U. S. A. Inc., Zapata County, 1.4 million reported
  • LEONARDO — gas, Transamerican Natural Gas Corp., Zapata County, 1.4 million reported
  • GARZA, LAURO — gas, Houston Exploration Company, The, Zapata County, 1.4 million reported
  • JENNINGS, ROY — gas, Chesapeake Operating, Inc., Zapata County, 1.4 million reported
  • MCCAMPBELL, E.A. — gas, Stivers Inc, Zapata County, 1.4 million reported
  • HERBST, M. V. — gas, Transtexas Gas Corporation, Zapata County, 1.4 million reported
  • F. G. G. RANCHES — gas, Pogo Producing Company, Zapata County, 1.4 million reported
  • JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 1.4 million reported
  • LAUREL MINERAL ESTATE — gas, Conocophillips Company, Zapata County, 1.4 million reported
  • RATHMELL LAND AND CATTLE CO. — gas, Houston Exploration Company, The, Zapata County, 1.4 million reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 1.4 million reported
  • GUTIERREZ, J.M.C. — gas, Enron Oil & Gas Company, Zapata County, 1.4 million reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 1.4 million reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 1.3 million reported
  • PALMYRA — gas, Hawn Brothers Company, Zapata County, 1.3 million reported
  • ASCHE — gas, Transamerican Natural Gas Corp., Zapata County, 1.3 million reported
  • LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 1.3 million reported
  • LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 1.3 million reported
  • ANTONIO MARTINEZ ET AL 'A' UNIT — gas, Chevron U. S. A. Inc., Zapata County, 1.3 million reported
  • BRUNI RANCH — gas, Conoco Inc., Zapata County, 1.3 million reported
  • MARSHALL, S. G. — gas, Eog Resources, Inc., Zapata County, 1.3 million reported
  • MARTINEZ, M. — gas, Enron Oil & Gas Company, Zapata County, 1.3 million 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.