Oil and gas leases in Zapata County — page 11

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 11 of 23

  • MARTINEZ, ACELA — gas, Enron Oil & Gas Company, Zapata County, 1.0 million reported
  • IRENE — gas, Transamerican Natural Gas Corp., Zapata County, 1.0 million reported
  • JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 1.0 million reported
  • VERGARA, C.B. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 1.0 million reported
  • WORLEY — gas, Wagner & Brown, Ltd., Zapata County, 1.0 million reported
  • HAYNES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 1.0 million reported
  • SLATOR RANCH "B" — gas, Eog Resources, Inc., Zapata County, 1.0 million reported
  • TREVINO, J. B. — gas, Samson Lone Star LP, Zapata County, 1.0 million reported
  • GARZA, L. — gas, Eog Resources, Inc., Zapata County, 1.0 million reported
  • MARSHALL, S. G. — gas, Chevron U. S. A. Inc., Zapata County, 1.0 million reported
  • ASCHE — gas, Transtexas Gas Corporation, Zapata County, 1.0 million reported
  • LA PERLA — gas, Conoco Inc., Zapata County, 1.0 million reported
  • BMT-FNB — gas, Conoco Inc., Zapata County, 1.0 million reported
  • LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 1.0 million reported
  • BUSTAMANTE HEIRS — gas, Killam Oil Co., Ltd., Zapata County, 1.0 million reported
  • PORRAS GAS UNIT — gas, Transamerican Natural Gas Corp., Zapata County, 1.0 million reported
  • JENNINGS — gas, Dreyfus, Louis Natural Gas Corp, Zapata County, 1.0 million reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 1.0 million reported
  • LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 1.0 million reported
  • SINGER — gas, Chesapeake Operating, Inc., Zapata County, 1.0 million reported
  • VASQUEZ DE PENA — gas, Enron Oil & Gas Company, Zapata County, 1.0 million reported
  • GONZALES, P. GAS UNIT — gas, Enron Oil & Gas Company, Zapata County, 1.0 million reported
  • GARCIA, SALVADOR B — gas, Conoco Inc., Zapata County, 1.0 million reported
  • GUERRA "L" — gas, Conocophillips Company, Zapata County, 1.0 million reported
  • MOLLETES CREEK "A" GU — gas, Enron Oil & Gas Company, Zapata County, 1.0 million reported
  • GARZA, L. — gas, Eog Resources, Inc., Zapata County, 1.0 million reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 999 thousand reported
  • LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 999 thousand reported
  • SANCHEZ-MCMURREY — gas, Conoco Inc., Zapata County, 999 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 997 thousand reported
  • RAMON — gas, Chesapeake Operating, Inc., Zapata County, 992 thousand reported
  • MARTINEZ, M. — gas, Eog Resources, Inc., Zapata County, 992 thousand reported
  • FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 992 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 990 thousand reported
  • SERNA, DONATO — gas, Dominion Expl. & Prod., Inc., Zapata County, 990 thousand reported
  • MUNOZ, FERNANDO — gas, Dominion Expl. & Prod., Inc., Zapata County, 989 thousand reported
  • LA PERLA — gas, Conocophillips Company, Zapata County, 989 thousand reported
  • ALFONSO — gas, Houston Exploration Company, The, Zapata County, 989 thousand reported
  • LA PERLA — gas, Conocophillips Company, Zapata County, 989 thousand reported
  • MARTIN, J.C. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 987 thousand reported
  • SALINAS, G. G. — gas, Ricochet Energy, Inc., Zapata County, 987 thousand reported
  • GUTIERREZ ET AL — gas, El Paso E&P Zapata, L.P., Zapata County, 986 thousand reported
  • HAYNES - NORTH — gas, Pennzoil Exploration & Prod. Co., Zapata County, 986 thousand reported
  • LA PERLA — gas, Conocophillips Company, Zapata County, 984 thousand reported
  • VASQUEZ, DELIA — gas, Chesapeake Operating, Inc., Zapata County, 984 thousand reported
  • GARZA, LAURO — gas, Pennzoil Exploration & Prod. Co., Zapata County, 984 thousand reported
  • VELA, G. O. — gas, Chevron U. S. A. Inc., Zapata County, 983 thousand reported
  • GARZA, LAURO — gas, Pennzoil Exploration & Prod. Co., Zapata County, 983 thousand reported
  • GARZA, L. "B" 2 — gas, Transamerican Natural Gas Corp., Zapata County, 983 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 982 thousand reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 982 thousand reported
  • J. VELA CUELLAR GAS UNIT A — gas, Chesapeake Operating, Inc., Zapata County, 982 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 981 thousand reported
  • SLATOR RANCH — gas, Smith Production Inc., Zapata County, 981 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 979 thousand reported
  • JENNINGS RANCH C — gas, Conocophillips Company, Zapata County, 979 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 979 thousand reported
  • VIELMANN-RAMIREZ "A" — gas, Paloma Resources, LLC, Zapata County, 979 thousand reported
  • GUTIERREZ, CHEVRON R. — gas, Chevron U. S. A. Inc., Zapata County, 978 thousand reported
  • LAS PRESAS-GARCIA "A" — gas, Forest Oil Permian Corporation, Zapata County, 977 thousand reported
  • FLORES, L. G. — gas, Forest Oil Corporation, Zapata County, 977 thousand reported
  • AMANDO — gas, Houston Exploration Company, The, Zapata County, 977 thousand reported
  • PEREZ, F.R. — gas, Transtexas Gas Corporation, Zapata County, 975 thousand reported
  • ALEXANDER ET AL — gas, Burk Royalty Company, Zapata County, 975 thousand reported
  • GARCIA, CATARINO ET AL — gas, Pennzoil Exploration & Prod. Co., Zapata County, 972 thousand reported
  • M. FLORES — gas, Houston Exploration Company, The, Zapata County, 970 thousand reported
  • LEONARDO — gas, Forest Oil Corporation, Zapata County, 970 thousand reported
  • JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 969 thousand reported
  • BRUNI RANCH — gas, Conoco Inc., Zapata County, 969 thousand reported
  • F. LEAL — gas, Conoco Inc., Zapata County, 967 thousand reported
  • MARTINEZ, E. C. — gas, Chevron U. S. A. Inc., Zapata County, 966 thousand reported
  • FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 965 thousand reported
  • SLATOR RANCH — gas, Eog Resources, Inc., Zapata County, 965 thousand reported
  • PALMYRA — gas, Cody Energy LLC, Zapata County, 964 thousand reported
  • RAMIREZ, L.O. A — gas, Conoco Inc., Zapata County, 964 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 961 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 961 thousand reported
  • MENDOZA, E. G. GU — gas, Conocophillips Company, Zapata County, 959 thousand reported
  • FULBRIGHT, J.E. "G" — gas, Hughes, Dan A. Company, Zapata County, 959 thousand reported
  • MARSHALL, S.G. — gas, Enron Oil & Gas Company, Zapata County, 959 thousand reported
  • GUERRA-SAENZ — gas, Chesapeake Operating, Inc., Zapata County, 958 thousand reported
  • JENNINGS RANCH D — gas, Conocophillips Company, Zapata County, 958 thousand reported
  • EL REFUGIO — gas, Chesapeake Operating, Inc., Zapata County, 957 thousand reported
  • FLORES, RUBEN MINERAL — gas, Chesapeake Operating, Inc., Zapata County, 957 thousand reported
  • MCASKILL — gas, Conoco Inc., Zapata County, 957 thousand reported
  • CUELLAR, FERNANDO EST. — gas, Transtexas Gas Corporation, Zapata County, 956 thousand reported
  • MORALES, ROSALVA DIANA — gas, Chesapeake Operating, Inc., Zapata County, 956 thousand reported
  • MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 956 thousand reported
  • MUNOZ — gas, Forest Oil Corporation, Zapata County, 955 thousand reported
  • JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 954 thousand reported
  • SLATOR RANCH "A" — gas, Eog Resources, Inc., Zapata County, 954 thousand reported
  • BRUNI-HEIN GAS UNIT — gas, Gruy Petroleum Management Co., Zapata County, 954 thousand reported
  • PALMYRA MINERALS, LTD. — gas, Mustang Oil & Gas Corporation, Zapata County, 953 thousand reported
  • RAMIREZ, MARIA V. — gas, El Paso Production Oil & Gas Co., Zapata County, 953 thousand reported
  • RANCHO NUEVO — gas, Transtexas Gas Corporation, Zapata County, 953 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 952 thousand reported
  • BUSTAMANTE G.U.,BERNARDO — gas, Killam Oil Co., Ltd., Zapata County, 952 thousand reported
  • GUTIERREZ — gas, Aruba Petroleum, Inc., Zapata County, 952 thousand reported
  • BENAVIDES-STATE GU — gas, Enron Oil & Gas Company, Zapata County, 951 thousand reported
  • BENAVIDES - STATE GU — gas, Enron Oil & Gas Company, Zapata County, 951 thousand reported
  • URIBE, SERAFIN — gas, Enron Oil & Gas Company, Zapata County, 949 thousand reported
  • BENAVIDES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 947 thousand reported
  • BENAVIDES, C. Y. — gas, Conocophillips Company, Zapata County, 947 thousand reported
  • VELA, SERAPIO HEIRS "B" — gas, Enron Oil & Gas Company, Zapata County, 947 thousand reported
  • EL PEYOTE MINERAL TRUST — gas, Enervest Operating, L.L.C., Zapata County, 946 thousand reported
  • TREVINO — gas, Houston Exploration Company, The, Zapata County, 945 thousand reported
  • ZACHRY, E. B. — gas, Mobil Producing TX. & N.M. Inc., Zapata County, 945 thousand reported
  • PHELPS-NEBLETT — gas, Pennzoil Exploration & Prod. Co., Zapata County, 943 thousand reported
  • DON JOSE LAND & CATTLE CO. LTD. — gas, Conocophillips Company, Zapata County, 942 thousand reported
  • TREVINO, ALBERTO — gas, Denali Oil & Gas Management, LLC, Zapata County, 942 thousand reported
  • LAS AVISPAS — gas, Chesapeake Operating, Inc., Zapata County, 940 thousand reported
  • CASSIN, EDWARD A — gas, Conocophillips Company, Zapata County, 939 thousand reported
  • FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 938 thousand reported
  • WHITTIER — gas, Legend Natural Gas II, LP, Zapata County, 938 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 937 thousand reported
  • JENNINGS RANCH AA — gas, Conocophillips Company, Zapata County, 937 thousand reported
  • M.L.E.I. MARSHALL, S. G. — gas, Chevron U. S. A. Inc., Zapata County, 936 thousand reported
  • JENNINGS RANCH C — gas, Conocophillips Company, Zapata County, 935 thousand reported
  • HAYNES, L. — gas, Pogo Producing Company, Zapata County, 934 thousand reported
  • BRUNI RANCH — gas, Conoco Inc., Zapata County, 934 thousand reported
  • ALEXANDER — gas, Chesapeake Operating, Inc., Zapata County, 934 thousand reported
  • MCMURREY, WM. — gas, Transamerican Natural Gas Corp., Zapata County, 933 thousand reported
  • VIDAURRI, R. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 932 thousand reported
  • MARTIN, J. C. — gas, Transtexas Gas Corporation, Zapata County, 931 thousand reported
  • SANCHEZ-MCMURRAY — gas, Conoco Inc., Zapata County, 931 thousand reported
  • ANTONIO MARTINEZ ET AL UNIT — gas, Chevron U. S. A. Inc., Zapata County, 930 thousand reported
  • BERNARDO BUSTAMANTE G.U. — gas, Killam Oil Co., Ltd., Zapata County, 930 thousand reported
  • RATHMELL, J. G. — gas, Conoco Inc., Zapata County, 930 thousand reported
  • ADRIAN EUDOXIO MARTINEZ GU — gas, Enron Oil & Gas Company, Zapata County, 929 thousand reported
  • CUELLAR TRUST GU — gas, Transamerican Natural Gas Corp., Zapata County, 928 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 928 thousand reported
  • LANIER-RATHMELL-ALEXANDER G U — gas, Chevron U. S. A. Inc., Zapata County, 927 thousand reported
  • GUTIERREZ — gas, Chesapeake Operating, Inc., Zapata County, 927 thousand reported
  • PALMYRA — gas, El Paso Production Oil & Gas Co., Zapata County, 927 thousand reported
  • LAUREL, F.D. — gas, Dynamic Production, Inc., Zapata County, 926 thousand reported
  • SERAFIN — gas, Conocophillips Company, Zapata County, 926 thousand reported
  • MARSHALL, S. G. — gas, Eog Resources, Inc., Zapata County, 925 thousand reported
  • GUTIERREZ, T. — gas, Killam Oil Co., Ltd., Zapata County, 925 thousand reported
  • URIBE, H. — gas, Samson Lone Star LP, Zapata County, 925 thousand reported
  • DE BARBERIO — gas, Enron Oil & Gas Company, Zapata County, 924 thousand reported
  • CASSIN, EDWARD — gas, Conocophillips Company, Zapata County, 924 thousand reported
  • HAYNES "D" — gas, Transamerican Natural Gas Corp., Zapata County, 923 thousand reported
  • BMT — gas, Eagle Oil & Gas Co., Zapata County, 922 thousand reported
  • DON JOSE LAND & CATTLE CO LTD — gas, Conocophillips Company, Zapata County, 921 thousand reported
  • HAYNES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 921 thousand reported
  • BRIONES, J.E. "A" — gas, Columbus Energy Corp., Zapata County, 921 thousand reported
  • MECOM, J. W. — gas, Coastal Oil & Gas Corporation, Zapata County, 921 thousand reported
  • RAMIREZ, JOSEFA — gas, Pioneer Natural Res. USA, Inc., Zapata County, 919 thousand reported
  • HAYNES "A" — gas, El Paso E&P Zapata, L.P., Zapata County, 918 thousand reported
  • JACOBA — gas, Houston Exploration Company, The, Zapata County, 915 thousand reported
  • MARSHALL, S. G. — gas, Chevron U. S. A. Inc., Zapata County, 914 thousand reported
  • VASQUEZ, ROMEO J. "B" — gas, Chesapeake Operating, Inc., Zapata County, 914 thousand reported
  • WHITTIER, L ESTATE — gas, Conocophillips Company, Zapata County, 914 thousand reported
  • CUELLAR-GRAVES GAS UNIT — gas, Chesapeake Operating, Inc., Zapata County, 913 thousand reported
  • VELA, EMILIANO — gas, Enron Oil & Gas Company, Zapata County, 912 thousand reported
  • MARSHALL, M.L.E.I S.G. — gas, Chevron U. S. A. Inc., Zapata County, 912 thousand reported
  • GUTIERREZ, B. G. — gas, Conoco Inc., Zapata County, 912 thousand reported
  • GUERRA, RAUL — gas, Pioneer Natural Res. USA, Inc., Zapata County, 911 thousand reported
  • VILLARREAL-ZAPATA — gas, Eog Resources, Inc., Zapata County, 910 thousand reported
  • HAYNES, L. — gas, North Central Oil Corp., Zapata County, 910 thousand reported
  • HAYNES, LEONARD — gas, Hunt, WM. Herbert, Trust Est., Zapata County, 909 thousand reported
  • VIELMANN — gas, Chesapeake Operating, Inc., Zapata County, 909 thousand reported
  • LA PERLA — gas, Conoco Inc., Zapata County, 909 thousand reported
  • HAYNES — gas, Devon Energy Production Co, L.P., Zapata County, 909 thousand reported
  • SLATOR RANCH — gas, Fina Oil & Chemical Company, Zapata County, 908 thousand reported
  • VASQUEZ, ROMEO J. — gas, Chesapeake Operating, Inc., Zapata County, 908 thousand reported
  • CANALES — gas, Transamerican Natural Gas Corp., Zapata County, 908 thousand reported
  • FLORES, L. G. — gas, Houston Exploration Company, The, Zapata County, 906 thousand reported
  • MARTIN, J. C. ET AL — gas, Chevron U. S. A. Inc., Zapata County, 906 thousand reported
  • SANCHEZ- MCMURRY — gas, Pogo Producing Company LLC, Zapata County, 906 thousand reported
  • LA PERLA — gas, Transamerican Natural Gas Corp., Zapata County, 905 thousand reported
  • YZAGUIRRE-LEO GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 905 thousand reported
  • GARZA, L. — gas, Eog Resources, Inc., Zapata County, 904 thousand reported
  • BENAVIDES, BELIA R. "B" — gas, Enron Oil & Gas Company, Zapata County, 903 thousand reported
  • JENNINGS RANCH B — gas, Conocophillips Company, Zapata County, 902 thousand reported
  • ALEXANDER, MAUREEN — gas, Eog Resources, Inc., Zapata County, 901 thousand reported
  • RAMIREZ, J. EST — gas, Pioneer Natural Res. USA, Inc., Zapata County, 901 thousand reported
  • VARAL RANCHES — gas, Newfield Exploration Company, Zapata County, 901 thousand reported
  • SERAFIN — gas, Samson Lone Star LP, Zapata County, 900 thousand reported
  • YZAGUIRRE-LEO GAS UNIT — gas, Houston Exploration Company, The, Zapata County, 899 thousand reported
  • GUTIERREZ, J. M. — gas, Houston Exploration Company, The, Zapata County, 898 thousand reported
  • BENAVIDES MINERAL TRUST — gas, Enron Oil & Gas Company, Zapata County, 898 thousand reported
  • LAS OVEJAS-STATE — gas, Chesapeake Operating, Inc., Zapata County, 898 thousand reported
  • LEAL, F. — gas, Conoco Inc., Zapata County, 897 thousand reported
  • GARCIA, SALVADOR "D" — gas, Enron Oil & Gas Company, Zapata County, 896 thousand reported
  • HAYNES — gas, Devon Energy Production Co, L.P., Zapata County, 894 thousand reported
  • RAMIREZ, MANUEL — gas, Midpar L.P., Zapata County, 892 thousand reported
  • ALFONSO — gas, Houston Exploration Company, The, Zapata County, 892 thousand reported
  • WHITTIER — gas, United Resources LP, Zapata County, 892 thousand reported
  • JENNINGS RANCH B1 — gas, Conocophillips Company, Zapata County, 891 thousand reported
  • BRUNI RANCH — gas, Conoco Inc., Zapata County, 891 thousand reported
  • LA SOLEDAD — gas, Legend Natural Gas II, LP, Zapata County, 891 thousand reported
  • ASCHE — gas, Houston Exploration Company, The, Zapata County, 890 thousand reported
  • MARTINEZ, ANTONIO ET AL — gas, Chevron U. S. A. Inc., Zapata County, 890 thousand reported
  • LAUREL, O. M. ESTATE — gas, Chesapeake Operating, Inc., Zapata County, 889 thousand reported
  • MECOM, J. W. — gas, United Resources, LP, Zapata County, 889 thousand reported
  • HERBST, M.V. — gas, Transtexas Gas Corporation, Zapata County, 889 thousand reported
  • RUBEN FLORES MINERALS LTD GU — gas, Conocophillips Company, Zapata County, 888 thousand reported
  • MARSHALL, S. G. — gas, Chevron U. S. A. Inc., Zapata County, 888 thousand reported
  • ALEXANDER "A" — gas, Chesapeake Operating, Inc., Zapata County, 888 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.