Oil and gas leases in Zapata County — page 3

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 3 of 23

WHITTIER — gas, United Resources LP, Zapata County, 3.9 million reported
VELA-LOPENO MINERALS LTD — gas, Dominion Expl. & Prod., Inc., Zapata County, 3.9 million reported
BERNARDO GAS UNIT — gas, Transtexas Gas Corporation, Zapata County, 3.9 million reported
MC GRATH — gas, Eog Resources, Inc., Zapata County, 3.9 million reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 3.8 million reported
VARAL RANCHES — gas, Newfield Exploration Company, Zapata County, 3.8 million reported
MARTIN, J. C. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 3.8 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.8 million reported
VIOLETA RANCH — gas, Argent Energy (US) Holdings Inc., Zapata County, 3.8 million reported
MECOM, J. W. — gas, Westport Oil And Gas Company, LP, Zapata County, 3.8 million reported
ZAPATA TOWNSITE GU 5 — gas, Chesapeake Operating, Inc., Zapata County, 3.8 million reported
LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 3.8 million reported
VELA, ADRIAN — gas, Enron Oil & Gas Company, Zapata County, 3.8 million reported
LAUREL, F. D. — gas, Dynamic Production, Inc., Zapata County, 3.8 million reported
MECON. J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 3.8 million reported
RATHMELL, J.G. — gas, Conoco Inc., Zapata County, 3.8 million reported
VILLARREAL-ZAPATA GAS UNIT — gas, Enron Oil & Gas Company, Zapata County, 3.8 million reported
HAYNES MINERAL TRUST — gas, Houston Exploration Company, The, Zapata County, 3.8 million reported
MARSHALL, S. G. — gas, Eog Resources, Inc., Zapata County, 3.7 million reported
WORLEY GAS UNIT — gas, Ricochet Energy, Inc., Zapata County, 3.7 million reported
ASCHE — gas, Transamerican Natural Gas Corp., Zapata County, 3.7 million reported
U.S.A. GAS UNIT 2 — gas, Transtexas Gas Corporation, Zapata County, 3.7 million reported
DON JOSE LAND & CATTLE CO LTD — gas, Conocophillips Company, Zapata County, 3.7 million reported
HINNANT, ET AL "N" — gas, Hughes, Dan A. Company, Zapata County, 3.7 million reported
HEIN, A.O. — gas, Enron Oil & Gas Company, Zapata County, 3.7 million reported
MORGENSTERN — gas, Enron Oil & Gas Company, Zapata County, 3.7 million reported
TREVINO — gas, Transamerican Natural Gas Corp., Zapata County, 3.7 million reported
GUERRA L — gas, Conoco Inc., Zapata County, 3.7 million reported
COATES, GEORGE H. — gas, Stivers Inc, Zapata County, 3.7 million reported
GUTIERREZ, J.M. A — gas, Enron Oil & Gas Company, Zapata County, 3.7 million reported
L & P — gas, Transtexas Gas Corporation, Zapata County, 3.7 million reported
MCASKILL — gas, Conoco Inc., Zapata County, 3.7 million reported
ALEXANDER, M. TRUST — gas, Chevron U. S. A. Inc., Zapata County, 3.7 million reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 3.7 million reported
MCMURREY, WM. — gas, Conoco Inc., Zapata County, 3.7 million reported
HAYNES — gas, Legend Natural Gas, LP, Zapata County, 3.7 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 3.7 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 3.7 million reported
MARSHALL, S. G. — gas, Chevron U. S. A. Inc., Zapata County, 3.7 million reported
RODRIGUEZ GAS UNIT — gas, Transtexas Gas Corporation, Zapata County, 3.7 million reported
MUZZA, G. P. — gas, Shell Western E&P Inc., Zapata County, 3.6 million reported
VELA, ANTONIO — gas, Enron Oil & Gas Company, Zapata County, 3.6 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 3.6 million reported
MARTINEZ, G. — gas, Chevron U. S. A. Inc., Zapata County, 3.6 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.6 million reported
ALEXANDER "A" — gas, L.O.G. Energy Exploration, Ltd., Zapata County, 3.6 million reported
RATHMELL, J. G. — gas, North Central Oil Corp., Zapata County, 3.6 million reported
BENAVIDES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 3.6 million reported
MCGRATH — gas, Eog Resources, Inc., Zapata County, 3.6 million reported
TREVINO, ALBERT — gas, Pennzoil Exploration & Prod. Co., Zapata County, 3.6 million reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 3.6 million reported
MARTINEZ, ANTONIO ET AL — gas, Chevron U. S. A. Inc., Zapata County, 3.6 million reported
PALMYRA — gas, Transtexas Gas Corporation, Zapata County, 3.6 million reported
ZAPATA TOWNSITE — gas, Chesapeake Operating, Inc., Zapata County, 3.6 million reported
FGG RANCHES — gas, Eog Resources, Inc., Zapata County, 3.6 million reported
MECOM, J. W. — gas, Westport Oil And Gas Company, LP, Zapata County, 3.6 million reported
VESTER — gas, Forest Oil Permian Corporation, Zapata County, 3.6 million reported
GONZALEZ-GIL A GU — gas, Enron Oil & Gas Company, Zapata County, 3.6 million reported
RAMIREZ, FEDERICO — gas, Dominion Expl. & Prod., Inc., Zapata County, 3.6 million reported
MECOM. J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 3.6 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.6 million reported
HERBST, M.V. — gas, Transamerican Natural Gas Corp., Zapata County, 3.6 million reported
SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 3.5 million reported
ABEL VELA-STATE GAS UNIT — gas, Pennzoil Exploration & Prod. Co., Zapata County, 3.5 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.5 million reported
VELA ESTATE — gas, Amax Oil & Gas Inc., Zapata County, 3.5 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 3.5 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 3.5 million reported
AMANDO GARZA TRUST — gas, Forest Oil Corporation, Zapata County, 3.5 million reported
DEGARZA — gas, Whitson, James A., JR., Zapata County, 3.5 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 3.5 million reported
MERCURIO MARTINEZ ET AL UNIT A — gas, Chevron U. S. A. Inc., Zapata County, 3.5 million reported
HAYNES E — gas, Conoco Inc., Zapata County, 3.5 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 3.5 million reported
TREVINO — gas, Conoco Inc., Zapata County, 3.5 million reported
LA PERLA — gas, Conocophillips Company, Zapata County, 3.5 million reported
3-D RANCHES — gas, Transtexas Gas Corporation, Zapata County, 3.5 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 3.5 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 3.5 million reported
FERNANDO MUNOZ GAS UNIT — gas, Dominion Expl. & Prod., Inc., Zapata County, 3.5 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.5 million reported
CAVAZOS — gas, Wagner & Brown, Ltd., Zapata County, 3.5 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 3.5 million reported
ALFONSO — gas, Houston Exploration Company, The, Zapata County, 3.5 million reported
LAUREL, F.D. "A" — gas, Dynamic Production, Inc., Zapata County, 3.5 million reported
BENAVIDES, B.R. — gas, Transamerican Natural Gas Corp., Zapata County, 3.5 million reported
ASCHE — gas, Transtexas Gas Corporation, Zapata County, 3.5 million reported
MARTIN, J. C. — gas, Transamerican Natural Gas Corp., Zapata County, 3.5 million reported
MENDOZA, E. G. GAS UNIT — gas, Enron Oil & Gas Company, Zapata County, 3.5 million reported
MARTINEZ, E.T. — gas, Chevron U. S. A. Inc., Zapata County, 3.5 million reported
VILLARREAL — gas, Conocophillips Company, Zapata County, 3.5 million reported
LEONARDO — gas, Transamerican Natural Gas Corp., Zapata County, 3.5 million reported
ALEXANDER "A" — gas, Chesapeake Operating, Inc., Zapata County, 3.4 million reported
JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 3.4 million reported
BENAVIDES, B. R. — gas, Transamerican Natural Gas Corp., Zapata County, 3.4 million reported
JENNINGS RANCH A — gas, Conoco Inc., Zapata County, 3.4 million reported
PALMYRA MINERALS, LTD. — gas, Mustang Oil & Gas Corporation, Zapata County, 3.4 million reported
VIOLETA RANCH — gas, Denali Oil & Gas Management, LLC, Zapata County, 3.4 million reported
BENAVIDES-VERGARA UNIT — gas, Pogo Producing Company, Zapata County, 3.4 million reported
MARTINEZ, LAURO — gas, Enron Oil & Gas Company, Zapata County, 3.4 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.4 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 3.4 million reported
MARSHALL, S.G. — gas, Enron Oil & Gas Company, Zapata County, 3.4 million reported
DODIER "A" — gas, Ricochet Energy, Inc., Zapata County, 3.4 million reported
RAMIREZ, FEDERICO — gas, Dominion Expl. & Prod., Inc., Zapata County, 3.4 million reported
FLORES-CALICHE RANCH — gas, Enron Oil & Gas Company, Zapata County, 3.4 million reported
DON HILARIO "A" — gas, Ricochet Energy, Inc., Zapata County, 3.4 million reported
MARTINEZ, FELIPE ET AL — gas, Chevron U. S. A. Inc., Zapata County, 3.4 million reported
ELIZONDO — gas, Enron Oil & Gas Company, Zapata County, 3.4 million reported
ALFONSO — gas, Houston Exploration Company, The, Zapata County, 3.4 million reported
TREVINO — gas, Conoco Inc., Zapata County, 3.4 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.4 million reported
ASCHE — gas, Transamerican Natural Gas Corp., Zapata County, 3.4 million reported
PALMYRA — gas, Transtexas Gas Corporation, Zapata County, 3.3 million reported
ARACELI — gas, Transamerican Natural Gas Corp., Zapata County, 3.3 million reported
VELA ESTATE — gas, Union Pacific Resources Company, Zapata County, 3.3 million reported
SLATOR RANCH — gas, Wagner Oil Company, Zapata County, 3.3 million reported
R. M. T. — gas, Chesapeake Operating, Inc., Zapata County, 3.3 million reported
RATHMELL, J.G. — gas, Conoco Inc., Zapata County, 3.3 million reported
DYE, J. D. — gas, Conoco Inc., Zapata County, 3.3 million reported
GUERRA, AVELINA — gas, Pioneer Natural Res. USA, Inc., Zapata County, 3.3 million reported
GUERRA, AVELINO — gas, Dominion Expl. & Prod., Inc., Zapata County, 3.3 million reported
DON JOSE LAND & CATTLE CO LTD — gas, Conocophillips Company, Zapata County, 3.3 million reported
RATHMELL, J.G. — gas, Conoco Inc., Zapata County, 3.3 million reported
ZACHRY, E. B. — gas, Chevron U. S. A. Inc., Zapata County, 3.3 million reported
HAYNES, LEONARD — gas, Amerada Hess Corporation, Zapata County, 3.3 million reported
SANTA MARIA — gas, Samson Lone Star LP, Zapata County, 3.3 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.3 million reported
VIDAURRI, R. ETAL — gas, Chevron U. S. A. Inc., Zapata County, 3.3 million reported
URIBE, S. — gas, Chevron U. S. A. Inc., Zapata County, 3.3 million reported
CAVAZOS — gas, Wagner & Brown, Ltd., Zapata County, 3.3 million reported
SWANTNER GAS UNIT — gas, Dominion Expl. & Prod., Inc., Zapata County, 3.3 million reported
FERNANDO MUNOZ GAS UNIT 3 — gas, Dominion Expl. & Prod., Inc., Zapata County, 3.3 million reported
FERNANDO MUNOZ — gas, Midpar L.P., Zapata County, 3.3 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 3.3 million reported
SLATOR RANCH — gas, Wagner Oil Company, Zapata County, 3.3 million reported
VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 3.3 million reported
MARTINEZ, ANTONIO ET AL — gas, Chevron U. S. A. Inc., Zapata County, 3.3 million reported
DEVON GAS FEE — gas, Devon Energy Production Co, L.P., Zapata County, 3.3 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 3.3 million reported
FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 3.3 million reported
YZAGUIRRE-LEO — gas, Houston Exploration Company, The, Zapata County, 3.2 million reported
CUELLAR, MARIA — gas, Transtexas Gas Corporation, Zapata County, 3.2 million reported
RATHMELL, J. G. — gas, Conoco Inc., Zapata County, 3.2 million reported
BENAVIDES, BELIA R. B — gas, Enron Oil & Gas Company, Zapata County, 3.2 million reported
VILLARREAL — gas, Chesapeake Operating, Inc., Zapata County, 3.2 million reported
RAMIREZ, M.R. — gas, Midpar L.P., Zapata County, 3.2 million reported
FLORES, L.G. — gas, Transtexas Gas Corporation, Zapata County, 3.2 million reported
BENAVIDES, B. R. — gas, Houston Exploration Company, The, Zapata County, 3.2 million reported
BRUNI RANCH — gas, Conocophillips Company, Zapata County, 3.2 million reported
GUERRA, RAUL — gas, Dominion Expl. & Prod., Inc., Zapata County, 3.2 million reported
JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 3.2 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 3.2 million reported
DE DIOS, JUAN — gas, Chesapeake Operating, Inc., Zapata County, 3.2 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.2 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 3.2 million reported
MARTINEZ, ADRIAN GAS UNIT — gas, Enron Oil & Gas Company, Zapata County, 3.2 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 3.2 million reported
JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 3.2 million reported
CASSIN, EDWARD — gas, Conocophillips Company, Zapata County, 3.2 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 3.2 million reported
JENNINGS — gas, Pennzoil Exploration & Prod. Co., Zapata County, 3.2 million reported
PEREZ, F.R. — gas, Transtexas Gas Corporation, Zapata County, 3.2 million reported
VASQUEZ, ROMEO J. — gas, Chesapeake Operating, Inc., Zapata County, 3.2 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 3.2 million reported
JENNINGS — gas, Pennzoil Exploration & Prod. Co., Zapata County, 3.2 million reported
ALVAREZ GAS UNIT — gas, Transtexas Gas Corporation, Zapata County, 3.2 million reported
CANALES — gas, Transamerican Natural Gas Corp., Zapata County, 3.2 million reported
BARROCITO, B. M. — gas, Eog Resources, Inc., Zapata County, 3.2 million reported
BRUNI MINERAL TRUST — gas, Michael Petroleum Corporation, Zapata County, 3.1 million reported
BOOHER ET AL — gas, Laredo Energy, Zapata County, 3.1 million reported
GARZA-IRENE GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 3.1 million reported
HAYNES — gas, Devon Energy Production Co, L.P., Zapata County, 3.1 million reported
SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 3.1 million reported
VELA ESTATE — gas, Union Pacific Resources Company, Zapata County, 3.1 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.1 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 3.1 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 3.1 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 3.1 million reported
J.O.D. — gas, Houston Exploration Company, The, Zapata County, 3.1 million reported
RAMIREZ, L. O. A — gas, Conoco Inc., Zapata County, 3.1 million reported
VASQUEZ, DELIA M. — gas, Enron Oil & Gas Company, Zapata County, 3.1 million reported
URIBE, S. — gas, Chevron U. S. A. Inc., Zapata County, 3.1 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 3.1 million reported
SALINAS G.U. — gas, Newfield Exploration Company, Zapata County, 3.1 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.1 million reported
BENAVIDES-STATE GU — gas, Enron Oil & Gas Company, Zapata County, 3.1 million reported
EL PEYOTE MINERAL TRUST — gas, Energy Development Corp., Zapata County, 3.1 million reported
MCASKILL — gas, Transtexas Gas Corporation, Zapata County, 3.1 million reported
VELA, A. — gas, Edwards, Gus Co., Zapata County, 3.1 million reported
FELICIDAD — gas, Mobil Producing TX. & N.M. Inc., Zapata County, 3.1 million reported
DIEGO GUTIERREZ, ET AL GAS UNIT — gas, Chevron U. S. A. Inc., Zapata County, 3.1 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 3.1 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 3.1 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 3.1 million reported
GARZA, A. — gas, Houston Exploration Company, The, Zapata County, 3.1 million reported
STATE ROBERTO VELA G.U. — gas, Ricochet Energy, Inc., Zapata County, 3.1 million reported
LEYENDECKER, G. L. — gas, Shell Western E&P Inc., Zapata County, 3.0 million reported
MARTINEZ, M. DE — gas, Chevron U. S. A. Inc., Zapata County, 3.0 million reported
MARTINEZ, E.C. — gas, Chevron U. S. A. Inc., Zapata County, 3.0 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.