Oil and gas leases in Zapata County — page 17

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 17 of 23

JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 345 thousand reported
SANCHEZ-MCMURREY — gas, North Central Oil Corp., Zapata County, 344 thousand reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 344 thousand reported
FLORES, L. G. — gas, Forest Oil Corporation, Zapata County, 344 thousand reported
HAYNES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 344 thousand reported
SANTA MARIA LAND — gas, El Paso E&P Zapata, L.P., Zapata County, 343 thousand reported
VIDAURRI, R. — gas, Chevron U. S. A. Inc., Zapata County, 342 thousand reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 342 thousand reported
VELA "B" — gas, Bridge Oil Production Co., Inc., Zapata County, 342 thousand reported
RAMON "C" — gas, Chesapeake Operating, Inc., Zapata County, 341 thousand reported
BRASCO RANCH — gas, Amerada Hess Corporation, Zapata County, 341 thousand reported
MCGRATH — gas, Killam Oil Company, Zapata County, 341 thousand reported
LEONARDO — gas, Transamerican Natural Gas Corp., Zapata County, 340 thousand reported
BUSTAMANTE GAS UNIT NO. 1 — gas, Transtexas Gas Corporation, Zapata County, 340 thousand reported
BENAVIDES, B. R. — gas, Houston Exploration Company, The, Zapata County, 339 thousand reported
GARCIA, SALVADOR "G" — gas, Eog Resources, Inc., Zapata County, 339 thousand reported
MARSHALL, S.G. — gas, Enron Oil & Gas Company, Zapata County, 339 thousand reported
MCASKILL — gas, Conocophillips Company, Zapata County, 339 thousand reported
JENNINGS — gas, Devon Energy Production Co, L.P., Zapata County, 338 thousand reported
NCOC FEE UNIT — gas, North Central Oil Corp., Zapata County, 337 thousand reported
PALMYRA — gas, Cody Energy LLC, Zapata County, 337 thousand reported
LA PERLA — gas, Conoco Inc., Zapata County, 334 thousand reported
RAMON, BELIA ET AL — gas, Chevron U. S. A. Inc., Zapata County, 334 thousand reported
LOPEZ, ALONZO — gas, Stivers Inc, Zapata County, 334 thousand reported
MARTINEZ, MERCURIO ET AL — gas, Fina Oil & Chemical Company, Zapata County, 334 thousand reported
BENAVIDES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 333 thousand reported
URIBE, A. HEIRS — gas, Eog Resources, Inc., Zapata County, 333 thousand reported
RODRIGUEZ-STATE — gas, Thorp Petroleum Corporation, Zapata County, 333 thousand reported
YZAGUIRRE-LEO GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 332 thousand reported
SINGER A 35 — gas, Enron Oil & Gas Company, Zapata County, 331 thousand reported
SAN FERNANDO MINERALS — gas, Sonat Exploration Company -Tyler, Zapata County, 331 thousand reported
MUNOZ-GUTIERREZ GAS UNIT — gas, Forest Oil Corporation, Zapata County, 331 thousand reported
GARZA, L. "4" — gas, Houston Exploration Company, The, Zapata County, 331 thousand reported
BRUNI RANCH — gas, Conocophillips Company, Zapata County, 331 thousand reported
HAYNES, L. — gas, Pogo Producing Company LLC, Zapata County, 330 thousand reported
RAMIREZ, M. — gas, Houston Exploration Company, The, Zapata County, 329 thousand reported
JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 329 thousand reported
CUELLAR, FERNANDO "A" — gas, Forest Oil Permian Corporation, Zapata County, 329 thousand reported
MCMURREY-TALBERT — gas, Conoco Inc., Zapata County, 329 thousand reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 328 thousand reported
SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 328 thousand reported
GUERRA, AVELINO — gas, Midpar L.P., Zapata County, 327 thousand reported
EMMA — gas, Forest Oil Corporation, Zapata County, 327 thousand reported
BUSTAMANTE GAS UNIT 1 — gas, Transamerican Natural Gas Corp., Zapata County, 327 thousand reported
ASCHE — gas, Transtexas Gas Corporation, Zapata County, 326 thousand reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 326 thousand reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 326 thousand reported
BENAVIDES TRUST — gas, Pogo Producing Company, Zapata County, 326 thousand reported
RAMIREZ, L. O. — gas, Conoco Inc., Zapata County, 325 thousand reported
HAYNES MINERAL TRUST — gas, Forest Oil Corporation, Zapata County, 323 thousand reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 323 thousand reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 322 thousand reported
HAYNES — gas, Pennzoil Exploration & Prod. Co., Zapata County, 322 thousand reported
MARTIN, J. C. — gas, Transamerican Natural Gas Corp., Zapata County, 321 thousand reported
VERGARA — gas, Pioneer Resources Producing, L.P, Zapata County, 321 thousand reported
VERGARA, J. B. — gas, Bridge Oil Production Co., Inc., Zapata County, 321 thousand reported
LAUREL, F. D. — gas, Forest Oil Corporation, Zapata County, 321 thousand reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 320 thousand reported
ALFONSO — gas, Houston Exploration Company, The, Zapata County, 320 thousand reported
MARTINEZ, LAURO-ACELA GAS UNIT — gas, Enron Oil & Gas Company, Zapata County, 319 thousand reported
RODRIGUEZ GAS UNIT — gas, Transtexas Gas Corporation, Zapata County, 319 thousand reported
SANCHEZ-MCMURREY — gas, Conoco Inc., Zapata County, 319 thousand reported
JENNINGS — gas, Pennzoil Exploration & Prod. Co., Zapata County, 319 thousand reported
BMT MARTIN B — gas, Conoco Inc., Zapata County, 316 thousand reported
HINNANT FULBRIGHT 'W' GAS UNIT — gas, Killam Oil Co., Ltd., Zapata County, 316 thousand reported
PUIG KING GAS UNIT — gas, Hilcorp Energy Company, Zapata County, 316 thousand reported
FLORES, L. G. — gas, Forest Oil Corporation, Zapata County, 316 thousand reported
SINGER B — gas, Chesapeake Operating, Inc., Zapata County, 315 thousand reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 315 thousand reported
JENNINGS RANCH "B" — gas, Transamerican Natural Gas Corp., Zapata County, 315 thousand reported
VELA-SMITH GAS UNIT — gas, Bridge Oil Production Co., Inc., Zapata County, 315 thousand reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 315 thousand reported
BUSTAMANTE GAS UNIT 1 — gas, Transamerican Natural Gas Corp., Zapata County, 315 thousand reported
JENNINGS RANCH A — gas, Conoco Inc., Zapata County, 314 thousand reported
ALEXANDER "A" — gas, L.O.G. Energy Exploration, Ltd., Zapata County, 314 thousand reported
FERNANDO MUNOZ — gas, Dominion Expl. & Prod., Inc., Zapata County, 314 thousand reported
VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 313 thousand reported
VASQUEZ, ROMEO J. B — gas, Chesapeake Operating, Inc., Zapata County, 313 thousand reported
DECARREON, G. G. — gas, North Central Oil Corp., Zapata County, 313 thousand reported
RAMIREZ, M. R. — gas, Dominion Expl. & Prod., Inc., Zapata County, 313 thousand reported
ASCHE — gas, Houston Exploration Company, The, Zapata County, 312 thousand reported
WHITTIER, L ESTATE — gas, Conocophillips Company, Zapata County, 312 thousand reported
BMT MARTIN A — gas, Conoco Inc., Zapata County, 312 thousand reported
DE LOS SANTOS GAS UNIT 1 — gas, Forest Oil Corporation, Zapata County, 312 thousand reported
VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 312 thousand reported
VILLARREAL-ZAPATA GAS UNIT — gas, Enron Oil & Gas Company, Zapata County, 311 thousand reported
URIBE FAMILY TRUST — gas, Eog Resources, Inc., Zapata County, 311 thousand reported
LANIER ESTATE — gas, Paladar Investments I, L.L.C., Zapata County, 310 thousand reported
MARTINEZ, A. UNIT — gas, Chevron U. S. A. Inc., Zapata County, 310 thousand reported
VELA, EMILIANO — gas, Enron Oil & Gas Company, Zapata County, 310 thousand reported
GUERRA — gas, Chesapeake Operating, Inc., Zapata County, 310 thousand reported
URIBE — gas, Transamerican Natural Gas Corp., Zapata County, 309 thousand reported
VELA-CUELLAR — gas, Enron Oil & Gas Company, Zapata County, 309 thousand reported
FLORES, L. G. — gas, Transtexas Gas Corporation, Zapata County, 308 thousand reported
ALFONSO — gas, Houston Exploration Company, The, Zapata County, 307 thousand reported
TREVINO "B" — gas, Peoples Energy Prod.-TX, L.P., Zapata County, 307 thousand reported
RATHMELL, J. G. — gas, North Central Oil Corp., Zapata County, 306 thousand reported
LAURO — gas, Samson Lone Star LP, Zapata County, 305 thousand reported
VELENO — gas, Chesapeake Operating, Inc., Zapata County, 305 thousand reported
SANTA MARIA — gas, Conoco Inc., Zapata County, 304 thousand reported
JENNINGS — gas, Pennzoil Exploration & Prod. Co., Zapata County, 304 thousand reported
TEPOZAN — gas, Ricochet Energy, Inc., Zapata County, 304 thousand reported
PALMRYA — gas, El Paso Production Oil & Gas Co., Zapata County, 303 thousand reported
BENAVIDES MINERAL TRUST — gas, Enron Oil & Gas Company, Zapata County, 303 thousand reported
DODIER, J.O. — gas, Enron Oil & Gas Company, Zapata County, 302 thousand reported
HAYNES — gas, Forest Oil Corporation, Zapata County, 301 thousand reported
BRUNI MINERAL TRUST A-A — gas, Enron Oil & Gas Company, Zapata County, 300 thousand reported
GUTIERREZ, B. G. — gas, Conoco Inc., Zapata County, 300 thousand reported
LEYENDECKER, G.L. — gas, Shell Western E&P Inc., Zapata County, 300 thousand reported
ALEXANDER — gas, Amax Oil & Gas Inc., Zapata County, 300 thousand reported
FLORES, L. G. — gas, Forest Oil Corporation, Zapata County, 299 thousand reported
MCCAMPBELL, E.A. — gas, Stivers Inc, Zapata County, 299 thousand reported
CASSIN, EDWARD A — gas, Conocophillips Company, Zapata County, 297 thousand reported
FALCON LAKE — gas, Eog Resources, Inc., Zapata County, 297 thousand reported
MUNOZ - GUTIERREZ GAS UNIT — gas, Transamerican Natural Gas Corp., Zapata County, 297 thousand reported
LOPENO "A" — gas, Bridge Oil Production Co., Inc., Zapata County, 296 thousand reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 296 thousand reported
GUERRA, RAUL — gas, Midpar L.P., Zapata County, 296 thousand reported
RANCHO NUEVO — gas, Transtexas Gas Corporation, Zapata County, 296 thousand reported
HAYNES MINERAL TRUST — gas, Forest Oil Corporation, Zapata County, 295 thousand reported
A. GARZA — gas, Houston Exploration Company, The, Zapata County, 295 thousand reported
VASQUEZ-URIBE "A" GAS UNIT — gas, Bellwether Exploration Company, Zapata County, 294 thousand reported
EUDOXIO MARTINEZ UNIT 1 — gas, Chevron U. S. A. Inc., Zapata County, 294 thousand reported
RANCHO NUEVO — gas, Transtexas Gas Corporation, Zapata County, 294 thousand reported
CASSIN, EDWARD A — gas, Conocophillips Company, Zapata County, 294 thousand reported
YZAGUIRRE-LEO GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 293 thousand reported
BERNARDO GAS UNIT — gas, Forest Oil Corporation, Zapata County, 293 thousand reported
GUERRA, AVELINO — gas, Dominion Expl. & Prod., Inc., Zapata County, 292 thousand reported
L.F.T. — gas, Transamerican Natural Gas Corp., Zapata County, 292 thousand reported
VERGARA — gas, Parker & Parsley Producing L.P., Zapata County, 291 thousand reported
GUTIERREZ, J. M. C — gas, Enron Oil & Gas Company, Zapata County, 290 thousand reported
MARTIN, J. C. — gas, Transamerican Natural Gas Corp., Zapata County, 290 thousand reported
LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 290 thousand reported
HAYNES — gas, Devon Energy Production Co, L.P., Zapata County, 289 thousand reported
SPEAR, IRENE L. — gas, Conocophillips Company, Zapata County, 289 thousand reported
JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 288 thousand reported
MARSHALL, S. G. — gas, Chevron U. S. A. Inc., Zapata County, 288 thousand reported
DODIER, J.O. — gas, Enron Oil & Gas Company, Zapata County, 288 thousand reported
OLEGARIO VILLARREAL HEIRS — gas, Conocophillips Company, Zapata County, 288 thousand reported
GARZA L. "B" 2 — gas, Forest Oil Corporation, Zapata County, 287 thousand reported
SERAFIN — gas, Transamerican Natural Gas Corp., Zapata County, 286 thousand reported
MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 285 thousand reported
LAUREL, SERGIO — gas, Bridge Oil Production Co., Inc., Zapata County, 285 thousand reported
BRIONES, E.L. — gas, Transtexas Gas Corporation, Zapata County, 284 thousand reported
SMITH A.H. — gas, Cantera Operating, LLC, Zapata County, 284 thousand reported
VASQUEZ, ROMEO J. — gas, Chesapeake Operating, Inc., Zapata County, 283 thousand reported
FLORES, M. — gas, Transamerican Natural Gas Corp., Zapata County, 283 thousand reported
HAYNES — gas, Pennzenergy Exp. & Prod., L.L.C., Zapata County, 283 thousand reported
VELA-LOPENA MINERALS — gas, Enron Oil & Gas Company, Zapata County, 282 thousand reported
LA PERLA "A" — gas, Transamerican Natural Gas Corp., Zapata County, 282 thousand reported
VERGARA — gas, Bridge Oil Production Co., Inc., Zapata County, 281 thousand reported
M. FLORES — gas, Houston Exploration Company, The, Zapata County, 281 thousand reported
CUELLAR HEIRS B — gas, Chesapeake Operating, Inc., Zapata County, 281 thousand reported
RAMOS, FELIX — gas, Midpar L.P., Zapata County, 280 thousand reported
MARTINEZ, M. — gas, Enron Oil & Gas Company, Zapata County, 280 thousand reported
MUZZA, G. P. — gas, Comstock Oil & Gas, LP, Zapata County, 279 thousand reported
TREVINO, A. — gas, Enron Oil & Gas Company, Zapata County, 279 thousand reported
GUTIERREZ — gas, Amax Oil & Gas Inc., Zapata County, 279 thousand reported
HAYNES, LEONARD — gas, Amerada Hess Corporation, Zapata County, 279 thousand reported
JENNINGS RANCH — gas, Transamerican Natural Gas Corp., Zapata County, 277 thousand reported
GARCIA, SALVADOR "G" — gas, Eog Resources, Inc., Zapata County, 276 thousand reported
MUNOZ-GUTIERREZ GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 276 thousand reported
LA PERLA "A" — gas, Transamerican Natural Gas Corp., Zapata County, 276 thousand reported
GARCIA, SALVADOR "G" — gas, Enron Oil & Gas Company, Zapata County, 276 thousand reported
GARCIA, SALVADOR "F" — gas, Enron Oil & Gas Company, Zapata County, 275 thousand reported
DON JOSE LAND & CATTLE CO LTD — gas, Conocophillips Company, Zapata County, 275 thousand reported
HAYNES, L. — gas, North Central Oil Corp., Zapata County, 275 thousand reported
GARZA, L. "B" 1-T — gas, Transamerican Natural Gas Corp., Zapata County, 275 thousand reported
ASCHE — gas, Transamerican Natural Gas Corp., Zapata County, 274 thousand reported
LA PERLA — gas, Conocophillips Company, Zapata County, 274 thousand reported
3-D RANCHES — gas, Transtexas Gas Corporation, Zapata County, 273 thousand reported
ALFONSO — gas, Houston Exploration Company, The, Zapata County, 273 thousand reported
RAMIREZ "A" — gas, Transtexas Gas Corporation, Zapata County, 272 thousand reported
DOLEN — gas, U.S. Enercorp, Ltd., Zapata County, 271 thousand reported
RAMIREZ-YZAGUIRRE GAS UNIT — gas, Enercorp Resources, Inc., Zapata County, 271 thousand reported
GARZA, L. "5" — gas, Transamerican Natural Gas Corp., Zapata County, 271 thousand reported
BENAVIDES — gas, Chevron U. S. A. Inc., Zapata County, 271 thousand reported
LFT — gas, Chesapeake Operating, Inc., Zapata County, 270 thousand reported
HAYNES, L. — gas, Pogo Producing Company, Zapata County, 270 thousand reported
HINNANT HEIRS "B" — gas, Killam Oil Co., Ltd., Zapata County, 269 thousand reported
ALFONSO — gas, Houston Exploration Company, The, Zapata County, 268 thousand reported
GARZA, A. — gas, Houston Exploration Company, The, Zapata County, 267 thousand reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 267 thousand reported
STATE TRACT M-99142 — gas, Coastal Oil & Gas Corporation, Zapata County, 267 thousand reported
LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 266 thousand reported
GUTIERREZ, J. M. "C" — gas, Ricochet Energy, Inc., Zapata County, 266 thousand reported
RAMIREZ/YZAGUIRRE — gas, KCS Resources, Inc., Zapata County, 265 thousand reported
MARTINEZ-URIBE — gas, El Paso E&P Zapata, L.P., Zapata County, 265 thousand reported
VELA, ADRIAN — gas, Pennzoil Exploration & Prod. Co., Zapata County, 265 thousand reported
DAISY — gas, Houston Exploration Company, The, Zapata County, 264 thousand reported
ANDREWS — gas, Union Pacific Resources Company, Zapata County, 264 thousand reported
CUELLAR, MARIA — gas, Forest Oil Corporation, Zapata County, 263 thousand reported
PROVIDENCIA RANCH "A" — gas, Forest Oil Permian Corporation, Zapata County, 262 thousand reported
LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 262 thousand reported
YZAGUIRRE, J. — gas, KCS Resources, Inc., Zapata County, 262 thousand reported
MARSHALL, S.G. — gas, Enron Oil & Gas Company, Zapata County, 261 thousand reported
BENAVIDES MINERAL TRUST — gas, Enron Oil & Gas Company, Zapata County, 261 thousand reported
VELA ESTATE — gas, Union Pacific Resources Company, Zapata County, 260 thousand reported
VASQUEZ, DELIA — gas, Chesapeake Operating, Inc., Zapata County, 260 thousand reported
BMT FNB — gas, Conoco Inc., Zapata County, 260 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.