Oil and gas leases in Zapata County — page 4

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 4 of 23

DON JOSE LAND & CATTLE CO LTD — gas, Conocophillips Company, Zapata County, 3.0 million reported
KING "B" — gas, Transamerican Natural Gas Corp., Zapata County, 3.0 million reported
GARZA D GU 1 — gas, Houston Exploration Company, The, Zapata County, 3.0 million reported
DON JOSE LAND & CATTLE CO LTD — gas, Conocophillips Company, Zapata County, 3.0 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 3.0 million reported
LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 3.0 million reported
VELA, SERAPIO HEIRS "B" — gas, Enron Oil & Gas Company, Zapata County, 3.0 million reported
MCASKILL TR5 — gas, Conocophillips Company, Zapata County, 3.0 million reported
VILLARREAL — gas, Chesapeake Operating, Inc., Zapata County, 3.0 million reported
RMT "C" — gas, Chesapeake Operating, Inc., Zapata County, 3.0 million reported
GARZA D GU 1 — gas, Forest Oil Corporation, Zapata County, 3.0 million reported
SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 3.0 million reported
JENNINGS — gas, Dominion Oklahoma Texas E&P, Inc, Zapata County, 3.0 million reported
BENAVIDES, BELIA R. "B" — gas, Enron Oil & Gas Company, Zapata County, 3.0 million reported
WORLEY GAS UNIT — gas, Ricochet Energy, Inc., Zapata County, 3.0 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 3.0 million reported
HAYNES, LEONARD — gas, North Central Oil Corp., Zapata County, 3.0 million reported
MARTINEZ, FELIPE ET AL — gas, Chevron U. S. A. Inc., Zapata County, 3.0 million reported
VELENO RANCH — gas, Dominion Expl. & Prod., Inc., Zapata County, 3.0 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 3.0 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 3.0 million reported
MUNOZ, FERNANDO — gas, Dominion Expl. & Prod., Inc., Zapata County, 3.0 million reported
ZAPATA TOWNSITE — gas, Chesapeake Operating, Inc., Zapata County, 3.0 million reported
SNAVELY — gas, Chesapeake Operating, Inc., Zapata County, 3.0 million reported
MARSHALL, S. G. — gas, Eog Resources, Inc., Zapata County, 2.9 million reported
MECOM, J. W. — gas, United Resources, LP, Zapata County, 2.9 million reported
VELA, J. M. — gas, Chevron U. S. A. Inc., Zapata County, 2.9 million reported
VASQUEZ, DELIA — gas, Chesapeake Operating, Inc., Zapata County, 2.9 million reported
MUZZA, G. P. — gas, Shell Western E&P Inc., Zapata County, 2.9 million reported
SALINAS G.U. — gas, Newfield Exploration Company, Zapata County, 2.9 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 2.9 million reported
HAYNES "B" — gas, Transamerican Natural Gas Corp., Zapata County, 2.9 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 2.9 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 2.9 million reported
EDWARD CASSIN A — gas, Conocophillips Company, Zapata County, 2.9 million reported
VILLARREAL — gas, Chesapeake Operating, Inc., Zapata County, 2.9 million reported
RAMIREZ, J. EST. — gas, Pioneer Natural Res. USA, Inc., Zapata County, 2.9 million reported
MOFFAT, ELZA GUTIERREZ — gas, Eog Resources, Inc., Zapata County, 2.9 million reported
JENNINGS RANCH A — gas, Conoco Inc., Zapata County, 2.9 million reported
MARSHALL, S.G. — gas, Enron Oil & Gas Company, Zapata County, 2.9 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 2.9 million reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 2.9 million reported
RAMIREZ, M. R. — gas, Dominion Expl. & Prod., Inc., Zapata County, 2.9 million reported
BUSTAMANTE GAS UNIT 1 — gas, Transamerican Natural Gas Corp., Zapata County, 2.9 million reported
GUERRA L — gas, Conocophillips Company, Zapata County, 2.9 million reported
NEEL, BESS M. — gas, Kerr-Mcgee Corporation, Zapata County, 2.9 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 2.9 million reported
ZAPATA TOWNSITE GU 5 — gas, Chesapeake Operating, Inc., Zapata County, 2.9 million reported
GUTIERREZ, E. — gas, Pennzoil Exploration & Prod. Co., Zapata County, 2.9 million reported
LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 2.9 million reported
VESTER — gas, Forest Oil Permian Corporation, Zapata County, 2.9 million reported
GUTIERREZ, J. M. "C" — gas, Ricochet Energy, Inc., Zapata County, 2.9 million reported
SALINAS-RAMIREZ GAS UNIT — gas, Transtexas Gas Corporation, Zapata County, 2.9 million reported
JENNINGS RANCH D — gas, Conoco Inc., Zapata County, 2.9 million reported
JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 2.9 million reported
RODRIGUEZ GAS UNIT — gas, Transamerican Natural Gas Corp., Zapata County, 2.9 million reported
MARTINEZ, MERCURIO ET AL UNIT A — gas, Chevron U. S. A. Inc., Zapata County, 2.9 million reported
MCMURREY, WM. — gas, Transamerican Natural Gas Corp., Zapata County, 2.8 million reported
ARACELI GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 2.8 million reported
ALEXANDER-MANDEL — gas, Ricochet Energy, Inc., Zapata County, 2.8 million reported
BARROCITO, B. M. — gas, Eog Resources, Inc., Zapata County, 2.8 million reported
HAYNES, LEONARD — gas, North Central Oil Corp., Zapata County, 2.8 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 2.8 million reported
JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 2.8 million reported
BUSTAMANTE G. U. — gas, Houston Exploration Company, The, Zapata County, 2.8 million reported
SALINAS G.U. — gas, Newfield Exploration Company, Zapata County, 2.8 million reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 2.8 million reported
GUTIERREZ, J.M. A — gas, Enron Oil & Gas Company, Zapata County, 2.8 million reported
TREVINO — gas, Conoco Inc., Zapata County, 2.8 million reported
ASCHE — gas, Forest Oil Corporation, Zapata County, 2.8 million reported
LA PERLA "B" — gas, Transamerican Natural Gas Corp., Zapata County, 2.8 million reported
WORLEY — gas, Wagner & Brown, Ltd., Zapata County, 2.8 million reported
ANTONIO MARTINEZ ET AL UNIT — gas, Chevron U. S. A. Inc., Zapata County, 2.8 million reported
JENNINGS RANCH — gas, Transtexas Gas Corporation, Zapata County, 2.8 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 2.8 million reported
VIOLETA RANCH — gas, Denali Oil & Gas Management, LLC, Zapata County, 2.8 million reported
BENAVIDES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 2.8 million reported
JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 2.8 million reported
GUERRA, AVELINA — gas, Pioneer Natural Res. USA, Inc., Zapata County, 2.8 million reported
LAUREL MINERAL ESTATE — gas, Conocophillips Company, Zapata County, 2.8 million reported
ALFONSO — gas, Houston Exploration Company, The, Zapata County, 2.8 million reported
JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 2.8 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 2.7 million reported
TREVINO — gas, Transamerican Natural Gas Corp., Zapata County, 2.7 million reported
BRIONES, E.L. — gas, Transtexas Gas Corporation, Zapata County, 2.7 million reported
MARSHALL-URIBE GAS UNIT — gas, Chevron U. S. A. Inc., Zapata County, 2.7 million reported
VELA, ABEL-STATE GAS UNIT — gas, Pennzoil Exploration & Prod. Co., Zapata County, 2.7 million reported
VELA, ADRIAN — gas, Enron Oil & Gas Company, Zapata County, 2.7 million reported
MARTIN, J.C. — gas, Chevron U. S. A. Inc., Zapata County, 2.7 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 2.7 million reported
MCASKILL TR7 — gas, Conocophillips Company, Zapata County, 2.7 million reported
AMOCO FEE — gas, Union Pacific Resources Company, Zapata County, 2.7 million reported
L & P — gas, Transtexas Gas Corporation, Zapata County, 2.7 million reported
EUDOXIO MARTINEZ UNIT 1 — gas, Chevron U. S. A. Inc., Zapata County, 2.7 million reported
MENDOZA — gas, Laredo Energy, Zapata County, 2.7 million reported
EL CLARENO — gas, El Paso E&P Zapata, L.P., Zapata County, 2.7 million reported
LEONARDO-GUTIERREZ GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 2.7 million reported
BENAVIDES, BELIA R. "B" — gas, Enron Oil & Gas Company, Zapata County, 2.7 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 2.7 million reported
LAUREL, F.D. — gas, Dynamic Production, Inc., Zapata County, 2.7 million reported
NEEL, BESS — gas, North Central Oil Corp., Zapata County, 2.7 million reported
JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 2.7 million reported
HAYNES, LEONARD — gas, North Central Oil Corp., Zapata County, 2.7 million reported
HERBST, M.V. — gas, Transamerican Natural Gas Corp., Zapata County, 2.7 million reported
YZAGUIRRE — gas, Dominion Expl. & Prod., Inc., Zapata County, 2.7 million reported
MERCURIO — gas, Samson Lone Star LP, Zapata County, 2.7 million reported
ALFONSO — gas, Transamerican Natural Gas Corp., Zapata County, 2.7 million reported
MARTINEZ, ADRIAN GAS UNIT — gas, Enron Oil & Gas Company, Zapata County, 2.7 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 2.7 million reported
HAYNES-NORTH — gas, Devon Energy Production Co, L.P., Zapata County, 2.7 million reported
MCMURREY, WM. — gas, Transamerican Natural Gas Corp., Zapata County, 2.7 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 2.7 million reported
HAYNES — gas, Devon Energy Production Co, L.P., Zapata County, 2.7 million reported
MARTINEZ, ANTONIO ET AL "A" UNIT — gas, Chevron U. S. A. Inc., Zapata County, 2.7 million reported
HAYNES, LEONARD — gas, Amerada Hess Corporation, Zapata County, 2.7 million reported
SWANTNER G. R. "A" — gas, Houston Exploration Company, The, Zapata County, 2.7 million reported
VELA, J.M. — gas, Chevron U. S. A. Inc., Zapata County, 2.7 million reported
DECARREON, G. G. — gas, North Central Oil Corp., Zapata County, 2.7 million reported
GARZA, A. — gas, Houston Exploration Company, The, Zapata County, 2.7 million reported
RAMIREZ, M. R. — gas, Pioneer Natural Res. USA, Inc., Zapata County, 2.7 million reported
GUERRA, RAUL — gas, CNG Producing Company, Zapata County, 2.7 million reported
FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 2.7 million reported
VILLARREAL — gas, Conocophillips Company, Zapata County, 2.7 million reported
VOLPE BROTHERS — gas, Enron Oil & Gas Company, Zapata County, 2.7 million reported
TREVINO, A. — gas, Comstock Oil & Gas, LP, Zapata County, 2.7 million reported
JENNINGS, ROY — gas, Laredo Energy, LP, Zapata County, 2.6 million reported
RMT "C" — gas, Chesapeake Operating, Inc., Zapata County, 2.6 million reported
TREVINO "B" — gas, Bridge Oil Production Co., Inc., Zapata County, 2.6 million reported
PUIG-KING GAS UNIT — gas, Transamerican Natural Gas Corp., Zapata County, 2.6 million reported
RAMOS, BALTAZAR — gas, Dominion Expl. & Prod., Inc., Zapata County, 2.6 million reported
LANIER, S. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 2.6 million reported
RMT — gas, Chesapeake Operating, Inc., Zapata County, 2.6 million reported
CANALES — gas, Conoco Inc., Zapata County, 2.6 million reported
GUERRA, RAUL — gas, Dominion Expl. & Prod., Inc., Zapata County, 2.6 million reported
DODIER "A" — gas, Ricochet Energy, Inc., Zapata County, 2.6 million reported
GUTIERREZ — gas, Amax Oil & Gas Inc., Zapata County, 2.6 million reported
NEW ZAPATA EAST GAS UNIT — gas, Chesapeake Operating, Inc., Zapata County, 2.6 million reported
FLORES, L.G. — gas, Transamerican Natural Gas Corp., Zapata County, 2.6 million reported
JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 2.6 million reported
JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 2.6 million reported
VIOLETA RANCH — gas, Denali Oil & Gas Management, LLC, Zapata County, 2.6 million reported
HINOJOSA — gas, Chesapeake Operating, Inc., Zapata County, 2.6 million reported
VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 2.6 million reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 2.6 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 2.6 million reported
BENAVIDES, BELIA R. "B" — gas, Enron Oil & Gas Company, Zapata County, 2.6 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 2.6 million reported
JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 2.6 million reported
SNAVELY — gas, Chesapeake Operating, Inc., Zapata County, 2.6 million reported
CUELLAR, J. VELA — gas, Chesapeake Operating, Inc., Zapata County, 2.6 million reported
HAYNES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 2.6 million reported
JENNINGS RANCH D — gas, Conoco Inc., Zapata County, 2.6 million reported
MARTINEZ ET AL — gas, Laredo Energy, Zapata County, 2.6 million reported
MUNOZ — gas, Houston Exploration Company, The, Zapata County, 2.6 million reported
RATHMELL, J.G. — gas, Conoco Inc., Zapata County, 2.6 million reported
RATHMELL, J. G. — gas, North Central Oil Corp., Zapata County, 2.6 million reported
HAYNES MINERAL TRUST — gas, Houston Exploration Company, The, Zapata County, 2.6 million reported
RMT — gas, Chesapeake Operating, Inc., Zapata County, 2.6 million reported
VELA, J. M. — gas, Chevron U. S. A. Inc., Zapata County, 2.6 million reported
JENNINGS RANCH C — gas, Conoco Inc., Zapata County, 2.6 million reported
EL CLARENO — gas, El Paso E&P Zapata, L.P., Zapata County, 2.6 million reported
LA PERLA — gas, Conoco Inc., Zapata County, 2.6 million reported
BRUNI RANCH — gas, Conoco Inc., Zapata County, 2.6 million reported
RATHMELL, J. G. — gas, North Central Oil Corp., Zapata County, 2.6 million reported
CANALES — gas, Conoco Inc., Zapata County, 2.6 million reported
PALMYRA MINERALS, LTD. — gas, Mustang Oil & Gas Corporation, Zapata County, 2.6 million reported
BMT-FNB — gas, Conoco Inc., Zapata County, 2.6 million reported
BENAVIDES, BELIA R. "B" — gas, Enron Oil & Gas Company, Zapata County, 2.6 million reported
BMT K&H — gas, Eog Resources, Inc., Zapata County, 2.6 million reported
MUNOZ — gas, Houston Exploration Company, The, Zapata County, 2.6 million reported
MARTINEZ, G. — gas, Chevron U. S. A. Inc., Zapata County, 2.6 million reported
JENNINGS RANCH D — gas, Conoco Inc., Zapata County, 2.6 million reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 2.5 million reported
DON JOSE LAND & CATTLE CO LTD — gas, Conocophillips Company, Zapata County, 2.5 million reported
GARZA, A. — gas, Houston Exploration Company, The, Zapata County, 2.5 million reported
RODRIGUEZ GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 2.5 million reported
MARTINEZ, G. — gas, Chevron U. S. A. Inc., Zapata County, 2.5 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 2.5 million reported
HAYNES, L. — gas, Pogo Producing Company, Zapata County, 2.5 million reported
LOPEZ, LAURO — gas, Conocophillips Company, Zapata County, 2.5 million reported
HERBST, M.V. — gas, Transtexas Gas Corporation, Zapata County, 2.5 million reported
J.O.D. "1" — gas, Houston Exploration Company, The, Zapata County, 2.5 million reported
DECARREON, G. G. — gas, Conoco Inc., Zapata County, 2.5 million reported
ZACHRY, E. B. — gas, Chevron U. S. A. Inc., Zapata County, 2.5 million reported
HAYNES — gas, Legend Natural Gas, LP, Zapata County, 2.5 million reported
GALO — gas, United Resources LP, Zapata County, 2.5 million reported
L & P — gas, Transtexas Gas Corporation, Zapata County, 2.5 million reported
HAYNES, LEONARD — gas, North Central Oil Corp., Zapata County, 2.5 million reported
MUNOZ — gas, Houston Exploration Company, The, Zapata County, 2.5 million reported
HAYNES, LEONARD — gas, North Central Oil Corp., Zapata County, 2.5 million reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 2.5 million reported
ELIZONDO — gas, Enron Oil & Gas Company, Zapata County, 2.5 million reported
VILLARREAL, RICARDO — gas, Enron Oil & Gas Company, Zapata County, 2.5 million reported
AMOCO FEE — gas, Union Pacific Resources Company, Zapata County, 2.5 million reported
RANCHO NUEVO — gas, Transtexas Gas Corporation, Zapata County, 2.5 million reported
MCMURREY, WM. — gas, Transamerican Natural Gas Corp., Zapata County, 2.5 million reported
RAMIREZ, M. R. — gas, Dominion Expl. & Prod., Inc., Zapata County, 2.5 million reported
RED CREST TRUST — gas, Houston Exploration Company, The, Zapata County, 2.5 million reported
RAMOS, FELIX — gas, Dominion Expl. & Prod., Inc., Zapata County, 2.5 million reported
VIOLETA RANCH — gas, Argent Energy (US) Holdings Inc., Zapata County, 2.5 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.