Oil and gas leases in Zapata County — page 6

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 6 of 23

LA PERLA — gas, Conocophillips Company, Zapata County, 2.1 million reported
JENNINGS RANCH A — gas, Conoco Inc., Zapata County, 2.1 million reported
JENNINGS RANCH A — gas, Conoco Inc., Zapata County, 2.1 million reported
ELIZONDO — gas, Enron Oil & Gas Company, Zapata County, 2.1 million reported
RAMIREZ, JOSEFA — gas, Pioneer Natural Res. USA, Inc., Zapata County, 2.1 million reported
GUTIERREZ, RAQUEL — gas, Eog Resources, Inc., Zapata County, 2.1 million reported
GARZA, L. — gas, Enron Oil & Gas Company, Zapata County, 2.1 million reported
RAMIREZ, M. R. — gas, Dominion Expl. & Prod., Inc., Zapata County, 2.1 million reported
L. GARZA "B" 2 — gas, Houston Exploration Company, The, Zapata County, 2.1 million reported
FELICIDAD — gas, Enron Oil & Gas Company, Zapata County, 2.1 million reported
VESTER — gas, Forest Oil Permian Corporation, Zapata County, 2.1 million reported
ANTONIO MARTINEZ ET AL "A" GU — gas, Chevron U. S. A. Inc., Zapata County, 2.1 million reported
F. G. G. RANCHES — gas, Amerada Hess Corporation, Zapata County, 2.1 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 2.1 million reported
VELA, SERAPIO HEIRS GU "D" — gas, Enron Oil & Gas Company, Zapata County, 2.1 million reported
VILLARREAL — gas, Chesapeake Operating, Inc., Zapata County, 2.1 million reported
HAYNES, L. — gas, Pogo Producing Company LLC, Zapata County, 2.1 million reported
GARZA, A. — gas, Houston Exploration Company, The, Zapata County, 2.1 million reported
VIDAURRI, R. — gas, Chevron U. S. A. Inc., Zapata County, 2.1 million reported
VESTER — gas, Forest Oil Permian Corporation, Zapata County, 2.1 million reported
CASSIN, EDWARD — gas, Conocophillips Company, Zapata County, 2.1 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 2.1 million reported
RAMOS, BALTAZAR — gas, Dominion Expl. & Prod., Inc., Zapata County, 2.1 million reported
DON JOSE LAND & CATTLE CO LTD — gas, Conocophillips Company, Zapata County, 2.1 million reported
DYE, JAMES — gas, Coastal Oil & Gas Corporation, Zapata County, 2.1 million reported
SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 2.1 million reported
BERNARDO GAS UNIT — gas, Forest Oil Corporation, Zapata County, 2.1 million reported
RODRIGUEZ GAS UNIT 1 — gas, Forest Oil Corporation, Zapata County, 2.1 million reported
MCMURREY, WM. — gas, Transamerican Natural Gas Corp., Zapata County, 2.1 million reported
FULBRIGHT, J. E. "G" — gas, Hughes, Dan A. Company, Zapata County, 2.1 million reported
MECOM, J. W. — gas, El Paso Production Oil & Gas Co., Zapata County, 2.1 million reported
RATHMELL, J. G. — gas, Conoco Inc., Zapata County, 2.1 million reported
RANGEL, B. M. — gas, Chevron U. S. A. Inc., Zapata County, 2.1 million reported
TREVINO, E. 412 — gas, Devon Energy Production Co, L.P., Zapata County, 2.1 million reported
BENAVIDES, BELIA R. "B" — gas, Enron Oil & Gas Company, Zapata County, 2.0 million reported
GUERRA — gas, Union Pacific Resources Company, Zapata County, 2.0 million reported
ALFONSO — gas, Houston Exploration Company, The, Zapata County, 2.0 million reported
ALFONSO — gas, Transamerican Natural Gas Corp., Zapata County, 2.0 million reported
MARTINEZ, ACELA — gas, Enron Oil & Gas Company, Zapata County, 2.0 million reported
BENAVIDES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 2.0 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 2.0 million reported
JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 2.0 million reported
SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 2.0 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 2.0 million reported
TREVINO — gas, Houston Exploration Company, The, Zapata County, 2.0 million reported
HEIN, LUZ A. ESTATE — gas, Enron Oil & Gas Company, Zapata County, 2.0 million reported
RANCHITO TANK GU — gas, Enron Oil & Gas Company, Zapata County, 2.0 million reported
G.B.L. — gas, Noble Energy Inc, Zapata County, 2.0 million reported
F. G. G. RANCHES — gas, North Central Oil Corp., Zapata County, 2.0 million reported
ESPERANZA — gas, Transtexas Gas Corporation, Zapata County, 2.0 million reported
VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 2.0 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 2.0 million reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 2.0 million reported
GARZA, L. — gas, Eog Resources, Inc., Zapata County, 2.0 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 2.0 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 2.0 million reported
SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 2.0 million reported
GARZA, LUISA B. — gas, Killam Oil Co., Ltd., Zapata County, 2.0 million reported
LUNDELL B — gas, Conoco Inc., Zapata County, 2.0 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 2.0 million reported
GARZA, L. — gas, Eog Resources, Inc., Zapata County, 2.0 million reported
CUELLAR, MARIA — gas, Conoco Inc., Zapata County, 2.0 million reported
BARROCITO, B. M. — gas, Eog Resources, Inc., Zapata County, 2.0 million reported
RAMIREZ, M. R. — gas, Midpar L.P., Zapata County, 2.0 million reported
CAVAZOS — gas, Wagner & Brown, Ltd., Zapata County, 2.0 million reported
RAMON — gas, Chesapeake Operating, Inc., Zapata County, 2.0 million reported
NEW ZAPATA EAST GAS UNIT — gas, Chesapeake Operating, Inc., Zapata County, 2.0 million reported
HAYNES — gas, Devon Energy Production Co, L.P., Zapata County, 2.0 million reported
RATHMELL, J. G. — gas, Conoco Inc., Zapata County, 2.0 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 2.0 million reported
JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 2.0 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 2.0 million reported
ALONZO RAMIREZ ET AL GAS UNIT — gas, Chevron U. S. A. Inc., Zapata County, 2.0 million reported
EDWARD CASSIN — gas, Conocophillips Company, Zapata County, 2.0 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 2.0 million reported
CUELLAR, FERNANDO "A" — gas, Paloma Resources, LLC, Zapata County, 2.0 million reported
FGG RANCHES — gas, Eog Resources, Inc., Zapata County, 2.0 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 2.0 million reported
RANCHES, F. G. G. — gas, Hunt, WM. Herbert, Trust Est., Zapata County, 2.0 million reported
RAMIREZ, FEDERICO — gas, Midpar L.P., Zapata County, 2.0 million reported
S. G. MARSHALL — gas, Chevron U. S. A. Inc., Zapata County, 2.0 million reported
GARZA, L. — gas, Eog Resources, Inc., Zapata County, 2.0 million reported
JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 2.0 million reported
LA PERLA B2 — gas, Conocophillips Company, Zapata County, 2.0 million reported
BRUNI MINERAL TRUST — gas, Michael Petroleum Corporation, Zapata County, 2.0 million reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 2.0 million reported
GARZA — gas, Dynamic Production, Inc., Zapata County, 2.0 million reported
HAYNES, L. — gas, Pogo Producing Company, Zapata County, 2.0 million reported
LOPEZ, LAURO MINERAL TRUST — gas, Wagner & Brown, Ltd., Zapata County, 2.0 million reported
FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 2.0 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 2.0 million reported
DECARREON, G. G. — gas, North Central Oil Corp., Zapata County, 2.0 million reported
CASSIN, EDWARD — gas, Conocophillips Company, Zapata County, 2.0 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 2.0 million reported
RATHMELL, J. G. — gas, North Central Oil Corp., Zapata County, 2.0 million reported
HERBST, M.V. — gas, Transamerican Natural Gas Corp., Zapata County, 2.0 million reported
GUERRA, RAUL — gas, Mustang Oil & Gas Corporation, Zapata County, 2.0 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 2.0 million reported
THOMASMA, RAY J. — gas, Devon Energy Production Co, L.P., Zapata County, 2.0 million reported
LAS AVISPAS — gas, Chesapeake Operating, Inc., Zapata County, 2.0 million reported
DON HILARIO "A" — gas, Ricochet Energy, Inc., Zapata County, 2.0 million reported
URIBE, A. A. — gas, Denali Oil & Gas Management, LLC, Zapata County, 2.0 million reported
PALMYRA MINERALS, LTD. — gas, Mustang Oil & Gas Corporation, Zapata County, 2.0 million reported
ASCHE — gas, Forest Oil Corporation, Zapata County, 2.0 million reported
JENNINGS RANCH C — gas, Conocophillips Company, Zapata County, 2.0 million reported
MECON, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 2.0 million reported
RAMIREZ, M. R. — gas, Dominion Expl. & Prod., Inc., Zapata County, 2.0 million reported
GARZA, L. — gas, Eog Resources, Inc., Zapata County, 2.0 million reported
GARZA, LAURO — gas, Dynamic Production, Inc., Zapata County, 2.0 million reported
JENNINGS RANCH C — gas, Conocophillips Company, Zapata County, 1.9 million reported
WHITTIER GAS UNIT NO. 1 — gas, Legend Natural Gas II, LP, Zapata County, 1.9 million reported
FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 1.9 million reported
GUTIERREZ, J.M. "B" — gas, Enron Oil & Gas Company, Zapata County, 1.9 million reported
HAYNES, L. — gas, Pogo Producing Company, Zapata County, 1.9 million reported
MARTINEZ MINERALS — gas, Eog Resources, Inc., Zapata County, 1.9 million reported
HAYNES, L. — gas, Amerada Hess Corporation, Zapata County, 1.9 million reported
FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 1.9 million reported
VILLARREAL — gas, Conocophillips Company, Zapata County, 1.9 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
M. G. GARZA G. U. — gas, Killam Oil Co., Ltd., Zapata County, 1.9 million reported
TREVINO — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
DECARREON, G. G. — gas, Conoco Inc., Zapata County, 1.9 million reported
NEEL, BESS — gas, North Central Oil Corp., Zapata County, 1.9 million reported
RAMON "B" — gas, Chesapeake Operating, Inc., Zapata County, 1.9 million reported
JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 1.9 million reported
VOLPE — gas, Laredo Energy, Zapata County, 1.9 million reported
EL CLARENO — gas, El Paso E&P Zapata, L.P., Zapata County, 1.9 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 1.9 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 1.9 million reported
GARCIA, SALVADOR "C" — gas, Enron Oil & Gas Company, Zapata County, 1.9 million reported
MARTINEZ, E. T. — gas, Chevron U. S. A. Inc., Zapata County, 1.9 million reported
SANCHEZ-MCMURREY — gas, Conoco Inc., Zapata County, 1.9 million reported
LAUREL MINERAL ESTATE — gas, Conocophillips Company, Zapata County, 1.9 million reported
DE LOS SANTOS GAS UNIT 1 — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
MARTINEZ, M. — gas, Enron Oil & Gas Company, Zapata County, 1.9 million reported
DODIER, J. O. — gas, Enron Oil & Gas Company, Zapata County, 1.9 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
MUNOZ-GUTIERREZ GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 1.9 million reported
JACOBA — gas, Houston Exploration Company, The, Zapata County, 1.9 million reported
BENAVIDES, B. R. — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
MARTINEZ, ANTONIO ET AL — gas, Chevron U. S. A. Inc., Zapata County, 1.9 million reported
JACOBA — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
RATHMELL, J.G. — gas, Conoco Inc., Zapata County, 1.9 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 1.9 million reported
GUTIERREZ, E. — gas, Pennzoil Exploration & Prod. Co., Zapata County, 1.9 million reported
SALINAS, G. G. — gas, Ricochet Energy, Inc., Zapata County, 1.9 million reported
HAYNES, LEONARD — gas, Amerada Hess Corporation, Zapata County, 1.9 million reported
EUDOXIO MARTINEZ UNIT 1 — gas, Chevron U. S. A. Inc., Zapata County, 1.9 million reported
HAYNES, L. — gas, Pogo Producing Company, Zapata County, 1.9 million reported
IRENE — gas, Houston Exploration Company, The, Zapata County, 1.9 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 1.9 million reported
RAMON "A" — gas, Laredo Energy, Zapata County, 1.9 million reported
JUANA — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
GARZA, M.G. G.U. — gas, Killam Oil Company, Zapata County, 1.9 million reported
MARTINEZ-RAMIREZ GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 1.9 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 1.9 million reported
YZAGUIRRE, D. HEIRS — gas, Transtexas Gas Corporation, Zapata County, 1.9 million reported
CANALES — gas, Conocophillips Company, Zapata County, 1.9 million reported
RAMIREZ-YZAGUIRRE GAS UNIT — gas, Transtexas Gas Corporation, Zapata County, 1.9 million reported
VILLARREAL — gas, Ricochet Energy, Inc., Zapata County, 1.9 million reported
JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 1.9 million reported
HAYNES MINERAL TRUST — gas, Devon Energy Production Co, L.P., Zapata County, 1.9 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
RAMIREZ, FEDERICO — gas, Midpar L.P., Zapata County, 1.9 million reported
CUELLAR, MARIA — gas, Transtexas Gas Corporation, Zapata County, 1.9 million reported
JENNINGS RANCH C — gas, Conocophillips Company, Zapata County, 1.9 million reported
JENNINGS RANCH C — gas, Conocophillips Company, Zapata County, 1.9 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 1.9 million reported
RANCHO NUEVO — gas, Transtexas Gas Corporation, Zapata County, 1.8 million reported
KMF — gas, Ricochet Energy, Inc., Zapata County, 1.8 million reported
BENAVIDES TRUST — gas, Pogo Producing Company, Zapata County, 1.8 million reported
FLORES, L.G. — gas, Houston Exploration Company, The, Zapata County, 1.8 million reported
ALEXANDER-MANDEL — gas, Ricochet Energy, Inc., Zapata County, 1.8 million reported
CUELLAR, F. — gas, Killam Oil Company, Zapata County, 1.8 million reported
PALMYRA MINERALS LTD. — gas, Mustang Oil & Gas Corporation, Zapata County, 1.8 million reported
CASSIN, EDWARD — gas, Conocophillips Company, Zapata County, 1.8 million reported
JENNINGS RANCH C — gas, Conocophillips Company, Zapata County, 1.8 million reported
YZAGUIRRE-LEO GAS UNIT — gas, Forest Oil Corporation, Zapata County, 1.8 million reported
RMT — gas, Houston Exploration Company, The, Zapata County, 1.8 million reported
SLATOR RANCH "B" — gas, Eog Resources, Inc., Zapata County, 1.8 million reported
NCOC FEE UNIT — gas, Pogo Producing Company, Zapata County, 1.8 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 1.8 million reported
GARZA, L — gas, Eog Resources, Inc., Zapata County, 1.8 million reported
DON JOSE LAND & CATTLE CO LTD — gas, Conocophillips Company, Zapata County, 1.8 million reported
JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 1.8 million reported
MENDOZA — gas, Amax Oil & Gas Inc., Zapata County, 1.8 million reported
GRACIA, CATARINO ET AL — gas, Pennzoil Exploration & Prod. Co., Zapata County, 1.8 million reported
VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 1.8 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 1.8 million reported
HINNANT HEIRS — gas, Killam Oil Company, Zapata County, 1.8 million reported
CUELLAR, MARIA — gas, Conoco Inc., Zapata County, 1.8 million reported
HAYNES, L. — gas, Pogo Producing Company LLC, Zapata County, 1.8 million reported
YZAGUIRRE — gas, Dominion Expl. & Prod., Inc., Zapata County, 1.8 million reported
GUTIERREZ HEIRS 37 — gas, Eog Resources, Inc., Zapata County, 1.8 million reported
BERNARDO BUSTAMANTE G.U. — gas, Killam Oil Co., Ltd., Zapata County, 1.8 million reported
MARTINEZ, LAURO — gas, Enron Oil & Gas Company, Zapata County, 1.8 million reported
SMITH, A.H. — gas, Peoples Energy Prod.-TX, L.P., Zapata County, 1.8 million reported
GUTIERREZ, J. M. "C" — gas, Ricochet Energy, Inc., Zapata County, 1.8 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.