Oil and gas leases in Duval County — page 5

Duval County, Texas has 2,231 oil and gas leases with production on file at the Railroad Commission. 734 of them are oil leases and 1,497 are gas leases. Between them they carry 4,151 wellbores. Reported volumes run from January 1993 to August 2026 and come to 37.5 million barrels of oil and 1.3 billion Mcf of gas. 401 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 Duval County

How many oil and gas leases are in Duval County?
Duval County has 2,231 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has Duval County produced?
Leases in Duval County have reported 37,484,974 barrels of oil (bbl) and 1,316,010,428 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between January 1993 and August 2026.
How many operators are active in Duval County?
401 operators file production returns for leases in Duval County.
How much are mineral rights in Duval County worth?
There is no single figure: what a mineral or royalty interest in Duval County is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 2,231 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 5 of 12

  • BAZAN — gas, Trinity Gas Corporation, Duval County, 165 thousand reported
  • KOHLER, V. "A" — gas, Exxon Corp., Duval County, 165 thousand reported
  • MARTIN, ALBERT — gas, Pearl, Bill H. Productions, Inc., Duval County, 164 thousand reported
  • LUNDELL-STATE — gas, Hurd Enterprises, Ltd., Duval County, 164 thousand reported
  • ORTIZ GAS UNIT — gas, Vintage Petroleum, Inc., Duval County, 163 thousand reported
  • LUNDELL-STATE 140 — oil, Killam Oil Co., Ltd., Duval County, 163 thousand reported
  • BENAVIDES, BRENNAN — oil, Bridge Oil Company, L. P., Duval County, 163 thousand reported
  • BYLAND, J. W. — oil, Lairco Inc., Duval County, 163 thousand reported
  • GEOGHEGAN, DENNIS — gas, Santos USA Corp., Duval County, 163 thousand reported
  • HAHL, C. W., UNIT #49, SEC. 47 — gas, Southwest Royalties, Inc., Duval County, 163 thousand reported
  • CUELLAR 123 — gas, Sanchez Oil & Gas Corporation, Duval County, 163 thousand reported
  • DUVAL COUNTY RANCH CO. -K- — gas, Exxon Corp., Duval County, 162 thousand reported
  • MARCHBANKS — gas, Awp Operating Company, Duval County, 161 thousand reported
  • DUVAL RANCH SEC. 257 — gas, Dunigan Petroleum, Inc., Duval County, 160 thousand reported
  • LUNDELL, E. C. — oil, Forbes, C. C. Company, Duval County, 160 thousand reported
  • DUVAL CO. RANCH CO. -A- — oil, Morsey Oil & Gas Corp., Duval County, 160 thousand reported
  • PLANT SITE — gas, Trinity Gas Corporation, Duval County, 159 thousand reported
  • BARTON — oil, Nye Exploration & Prod, L.L.C., Duval County, 159 thousand reported
  • BENAVIDES, ROSA V. — gas, Mayfield Engineering Service, Duval County, 159 thousand reported
  • EXXON-LICHTENBERGER FEE — gas, Exxon Corp., Duval County, 157 thousand reported
  • DE LUNA, R. G. — gas, Texas Southern Petroleum Corp., Duval County, 157 thousand reported
  • HUBBERD-FROST NAT'L BANK GAS UNI — gas, Shell Western E&P Inc., Duval County, 157 thousand reported
  • FROST NATIONAL BANK — gas, Pioneer Natural Res. USA, Inc., Duval County, 156 thousand reported
  • DCR-STATE 260 — oil, Sonat Exploration Co. - Houston, Duval County, 156 thousand reported
  • HAGIST RANCH UNIT 1 — gas, Sue-Ann Production Company, Duval County, 155 thousand reported
  • FOSTER, J. R. — gas, Gillring Oil Company, Duval County, 155 thousand reported
  • CRESTONIO PROPERTIES 'A' — gas, Sandalwood Exploration, L.P., Duval County, 154 thousand reported
  • PEREZ, GUILLERMO — gas, Trinity Gas Corporation, Duval County, 154 thousand reported
  • KILLAM FREER RANCH 196 — gas, Killam Oil Co., Ltd., Duval County, 154 thousand reported
  • W.W.H.M. & H. INC. — gas, Discorbis Oil Company, Duval County, 154 thousand reported
  • DCR 262N — oil, Sonat Exploration Co. - Houston, Duval County, 152 thousand reported
  • KOHLER, V. -A- — gas, Sue-Ann Operating, L.C., Duval County, 152 thousand reported
  • GOVT. WELLS, N. — gas, El Campo Operating, LLC, Duval County, 151 thousand reported
  • SAENZ — gas, Wolverine Exploration Company, Duval County, 151 thousand reported
  • DCR 589 — gas, Killam Oil Co., Ltd., Duval County, 151 thousand reported
  • OLVERA GAS UNIT — gas, Hamilton, J. R., Duval County, 150 thousand reported
  • SEPULVEDA, J.M. — gas, Southwest Gathering Company, Duval County, 150 thousand reported
  • HAGIST GAS UNIT 3 — gas, Devon Energy Production Co, L.P., Duval County, 149 thousand reported
  • DCR 100 — gas, Sonat Exploration Co. - Houston, Duval County, 148 thousand reported
  • SMITH, T.D. — gas, Killam Oil Company, Duval County, 147 thousand reported
  • MANN, W.C. (SOUTH) — oil, El Dorado Resources Inc., Duval County, 147 thousand reported
  • PARR, G. A. — gas, Magnum Engineering Company, Duval County, 147 thousand reported
  • GARCIA, OVIDIO — gas, Trinity Gas Corporation, Duval County, 146 thousand reported
  • M. M. MILLER & SONS FEE — gas, Miller, M. M. & Sons, Duval County, 146 thousand reported
  • FROST NATIONAL BANK — gas, Amoco Production Company, Duval County, 146 thousand reported
  • MAMA NA PARTNERSHIP — gas, Discorbis Oil Company, Duval County, 145 thousand reported
  • SALINAS — gas, Trinity Gas Corporation, Duval County, 145 thousand reported
  • BENAVIDES FIELD UNIT — gas, CCGM Exploration & Prod.,L.C., Duval County, 144 thousand reported
  • RAMIREZ, J.A. — gas, Lobo Resources, Ltd., Duval County, 143 thousand reported
  • FOSTER, J. R. — gas, Gillring Oil Company, Duval County, 143 thousand reported
  • HENDERSON-STATE — gas, Cotton, W. L., Duval County, 143 thousand reported
  • GARCIA, GENARO — gas, Bridge Oil Company, L. P., Duval County, 143 thousand reported
  • BAZAN — gas, Trinity Gas Corporation, Duval County, 142 thousand reported
  • CUELLAR — gas, Double Play Oil & Gas, Inc, Duval County, 142 thousand reported
  • MOBIL - D.C.R.C. — gas, Hardwick, Mark P. Inc., Duval County, 141 thousand reported
  • CARL, W. E. — gas, Ceniza Petroleum, Inc., Duval County, 141 thousand reported
  • CUELLAR, V. 2-A GAS UNIT — gas, Vintage Petroleum, Inc., Duval County, 141 thousand reported
  • FOSTER, J. R. — gas, Gillring Oil Company, Duval County, 141 thousand reported
  • HUNTER, M.K. — gas, Discorbis Oil Company, Duval County, 141 thousand reported
  • CASAS — gas, Kebo Oil & Gas, Inc., Duval County, 141 thousand reported
  • WHITE, PAUL E. -B- — gas, Exxon Corp., Duval County, 141 thousand reported
  • EXXON STATE — gas, Bridge Oil Company, L. P., Duval County, 140 thousand reported
  • WEST 76 DCRC STATE OIL UNIT — oil, Speed, F. Michael, Trustee, Duval County, 140 thousand reported
  • DCR-STATE 366/76/64/54 D — gas, Sonat Exploration Co. - Houston, Duval County, 140 thousand reported
  • MARCHBANKS-CADENA — gas, Voyager Gas Corporation, Duval County, 139 thousand reported
  • DUVAL COUNTY RANCH CO. STATE -P- — oil, Dewbre Petroleum Corporation, Duval County, 138 thousand reported
  • VALADEZ — gas, American Shoreline, Inc., Duval County, 138 thousand reported
  • PALACIOS, JOSE E. UNIT — gas, Discorbis Oil Company, Duval County, 138 thousand reported
  • MARSHALL-STATE — gas, Hilcorp Energy Company, Duval County, 138 thousand reported
  • DUVAL RANCH SEC. 96-B — gas, Southwest Royalties, Inc., Duval County, 138 thousand reported
  • TEXACO GOUGER FEE — gas, High Sierra Operating, Ltd., Duval County, 138 thousand reported
  • RAGSDALE — gas, Quintana Pet. Corp., Duval County, 137 thousand reported
  • HINOJOSA "A" — gas, Vintage Petroleum, Inc., Duval County, 137 thousand reported
  • WIEDERKEHR — gas, Royal Oil & Gas Corp., Duval County, 136 thousand reported
  • F.N.B. — gas, Waters Eng. & Operating, Inc., Duval County, 136 thousand reported
  • ODILINA, VERA — gas, Energy Development Corp., Duval County, 136 thousand reported
  • WIEDERKEHR, L. — gas, El Campo Operating, LLC, Duval County, 136 thousand reported
  • MAGNOLIA-DUVAL RANCH SEC. 208-09 — oil, Dunigan Petroleum, Inc., Duval County, 136 thousand reported
  • DUVAL RANCH SEC. 203 — oil, Dunigan Petroleum, Inc., Duval County, 135 thousand reported
  • CANALES HEIRS — gas, Laughlin, W. M. Estate, Duval County, 134 thousand reported
  • DUVAL CO. RANCH CO.-STATE -L- — oil, Dewbre Petroleum Corporation, Duval County, 133 thousand reported
  • GRUY "A" — gas, El Paso Production Oil & Gas Co., Duval County, 133 thousand reported
  • TALIAFERRO COOPER — gas, Miller, W. C., Duval County, 133 thousand reported
  • WELDER — gas, Pickens Company, Inc., The, Duval County, 132 thousand reported
  • DCRC SECTION 54 — gas, D & P Operating & Prod. Corp., Duval County, 132 thousand reported
  • MARTIN — gas, Sendero Energy Inc., Duval County, 131 thousand reported
  • EXXON STATE — gas, Brown, H. L., JR., Duval County, 131 thousand reported
  • STILLMAN — gas, Hollimon Oil Corporation, Duval County, 131 thousand reported
  • ADAMI, SIDNEY ET AL — gas, Alco DRLG. Co., Duval County, 131 thousand reported
  • HUMBLE FEE GAS UNIT — gas, BP America Production Company, Duval County, 130 thousand reported
  • DCRC-TENDIDO GU #3 — gas, Exxon Corp., Duval County, 130 thousand reported
  • DUVAL CO. RANCH CO. -C- — oil, Dewbre Petroleum Corporation, Duval County, 130 thousand reported
  • WERNECKE, E. D. — gas, Shell Western E&P Inc., Duval County, 129 thousand reported
  • HOFFMAN W.K. "B" — gas, L.L. Oil Company, Duval County, 129 thousand reported
  • GARCIA, F. — gas, Prime Operating Company, Duval County, 128 thousand reported
  • MAMA NA PARTNERSHIP — gas, Discorbis Oil Company, Duval County, 128 thousand reported
  • SALINAS — gas, Trinity Gas Corporation, Duval County, 128 thousand reported
  • LICHTENBERGER FEE — gas, Hilcorp Energy Company, Duval County, 127 thousand reported
  • HORN, TIRY M. — gas, Mansfield, Norman H., Duval County, 127 thousand reported
  • CARL, W. E. — gas, Ceniza Petroleum, Inc., Duval County, 126 thousand reported
  • BP AMERICA A-1726 — gas, Sanchez Oil & Gas Corporation, Duval County, 126 thousand reported
  • DRUMMOND, C. O., -C- — gas, Sue-Ann Production Company, Duval County, 125 thousand reported
  • WIEDERKEHR, L. — gas, Samson Resources Company, Duval County, 124 thousand reported
  • BISHOP DUVAL LAND CO., NCT-1 — oil, Newman Operating Company, Duval County, 124 thousand reported
  • HORN, TIRY W. — gas, Mansfield, Norman H., Duval County, 124 thousand reported
  • GARCIA, GENARO — gas, B.P. Productions Inc., Duval County, 124 thousand reported
  • HAGIST GAS UNIT 3 — gas, Devon Louisiana Corporation, Duval County, 123 thousand reported
  • WHITE, P. E. "B" — gas, Exxon Corp., Duval County, 123 thousand reported
  • DRISCOLL FOUNDATION — gas, Ellsworth, H. P. O&G Properties, Duval County, 123 thousand reported
  • SHAMOUN — gas, Xog Operating LLC, Duval County, 122 thousand reported
  • MILLER-RUTLEDGE — gas, Mcguffin, Joe JR., Duval County, 121 thousand reported
  • BENAVIDES, ROSA V. — gas, Mayfield Engineering Service, Duval County, 121 thousand reported
  • PETERS STATE "B" — gas, Killam Oil Co., Ltd., Duval County, 120 thousand reported
  • PARR MORGAN — gas, Noble Energy Inc, Duval County, 120 thousand reported
  • GARCIA, ANTONIA — gas, Rincon Petroleum Corporation, Duval County, 119 thousand reported
  • TEXACO FEE 207 — oil, Saxet Energy, Ltd., Duval County, 119 thousand reported
  • A. VASQUEZ — gas, Samedan Oil Corporation, Duval County, 119 thousand reported
  • ALTA-MARCHBANKS — oil, Tepee Petroleum Co., Inc., Duval County, 118 thousand reported
  • FOSTER, J. R. — oil, Devon Louisiana Corporation, Duval County, 118 thousand reported
  • SOUTHWEST TEXAS CORP. — gas, Roma Oil And Gas, Inc., Duval County, 118 thousand reported
  • HAHL, C. W. — oil, Chumley, George, Duval County, 117 thousand reported
  • GORMAN GAS UNIT — gas, Arco Oil & Gas Co., Duval County, 117 thousand reported
  • DCR 295 SW — oil, Sonat Exploration Co. - Houston, Duval County, 117 thousand reported
  • MARSHALL STATE — gas, Citrus Energy Corporation, Duval County, 117 thousand reported
  • GARCIA, ESTELLA "A" — gas, Bridge Oil Company, L. P., Duval County, 116 thousand reported
  • CUELLAR, V. B. — gas, Hamilton, J. R., Duval County, 116 thousand reported
  • DCR-STATE 76 — gas, Tri-C Resources, Inc., Duval County, 116 thousand reported
  • HAHL, C. W. CO. -C- — oil, Allen Oil Co., Duval County, 116 thousand reported
  • DICKEY, L. A. — gas, Trinity Gas Corporation, Duval County, 115 thousand reported
  • HAHL, C. W. "B" — gas, Coastal Oil & Gas Corporation, Duval County, 115 thousand reported
  • WELDER HEIRS — gas, Satex Energy, Inc., Duval County, 115 thousand reported
  • DUVAL RANCH, SEC. #203 — oil, Dunigan Petroleum, Inc., Duval County, 115 thousand reported
  • DCR-STATE 262 — gas, Sonat Exploration Co. - Houston, Duval County, 114 thousand reported
  • GERMER, C. F. — gas, Prime Operating Company, Duval County, 114 thousand reported
  • DCR 152A — oil, Tri-C Resources, Inc., Duval County, 114 thousand reported
  • DUVAL COUNTY RANCH COMPANY -J- — oil, Breck Operating Corp., Duval County, 114 thousand reported
  • DUVAL COUNTY RANCH CO. -K- — gas, Southwestern Energy Prod. Co., Duval County, 114 thousand reported
  • WEIL "130" GAS UNIT — gas, Killam Oil Co., Ltd., Duval County, 113 thousand reported
  • TEXACO GOUGER FEE — gas, High Sierra Operating, Ltd., Duval County, 113 thousand reported
  • WELDER HRS. "A" — oil, Taurus Minerals, Inc., Duval County, 113 thousand reported
  • CANALES A — gas, Saxet Energy, Ltd., Duval County, 112 thousand reported
  • ALMA 1560 — gas, Hawthorn Energy Partners, LLC, Duval County, 112 thousand reported
  • DUVAL COUNTY RANCH CO. — oil, Miller, W. C. Operating Company, Duval County, 112 thousand reported
  • WEIL -C- — oil, CTR Petroleum, Inc., Duval County, 112 thousand reported
  • WELDER, T. F., HEIRS — oil, Fesco Inc., Duval County, 112 thousand reported
  • HUMBLE FEE GAS UNIT — gas, BP America Production Company, Duval County, 112 thousand reported
  • FROST NATIONAL BANK — gas, Smith Production Inc., Duval County, 112 thousand reported
  • PETERS A 724 — gas, Sanchez Oil & Gas Corporation, Duval County, 111 thousand reported
  • PEREZ — gas, Trinity Gas Corporation, Duval County, 111 thousand reported
  • ROSEMARY — oil, Eland Energy, Inc., Duval County, 111 thousand reported
  • MORGAN-SUNRAY — gas, Welder Exploration & Prod., Inc., Duval County, 111 thousand reported
  • KOHLER, V. "A" — gas, Exxon Corp., Duval County, 111 thousand reported
  • DUVAL RANCH SEC. 106 — gas, Dunigan Petroleum, Inc., Duval County, 109 thousand reported
  • SORGENTE — gas, SV Energy Company, LLC, Duval County, 109 thousand reported
  • CENIZA-GARCIA — gas, Brayton Oil Corp., Duval County, 109 thousand reported
  • KILLAM-SMITH 588 — gas, Killam Oil Co., Ltd., Duval County, 109 thousand reported
  • WEST, R. L. GAS UNIT NO. 1 — gas, Esenjay Petroleum Corp., Duval County, 109 thousand reported
  • WIEDERKEHR L. — gas, El Campo Operating, LLC, Duval County, 108 thousand reported
  • WIEDERKEHR 365 — gas, Tempest Energy Resources, LP, Duval County, 108 thousand reported
  • SOUTHLAND LIFE — gas, Mcguffin, Joe JR., Duval County, 108 thousand reported
  • DCR-STATE 76/52 — oil, Tri-C Resources, Inc., Duval County, 108 thousand reported
  • GERMER, C.F. — oil, Lobo Resources, Ltd., Duval County, 108 thousand reported
  • CUELLAR NO. 3 GAS UNIT — gas, Hamilton, J. R., Duval County, 108 thousand reported
  • WELDER HEIRS 71 — gas, Coronado Energy E&P Company, LLC, Duval County, 107 thousand reported
  • HOFFMAN -A- — gas, Texas Southern Petroleum Corp., Duval County, 107 thousand reported
  • KOHLER, V. "A" — gas, Exxon Corp., Duval County, 107 thousand reported
  • MOODY, L. B. — oil, Mcanear Oil & Gas, Duval County, 107 thousand reported
  • FOSTER, J. R. — gas, Gillring Oil Company, Duval County, 107 thousand reported
  • D.C.R.C. — gas, Mobil Producing TX. & N.M. Inc., Duval County, 106 thousand reported
  • BARRERA-LEACH — gas, Fox, Hewitt B., Inc., Duval County, 106 thousand reported
  • FOSTER, J. R. — gas, Gillring Oil Company, Duval County, 105 thousand reported
  • HOFFMAN, W. K. -B- — oil, Valera Oil Company, Duval County, 104 thousand reported
  • HENDERSON-STATE — gas, Cotton, W. L., Duval County, 104 thousand reported
  • DCRC 54 — gas, Devon Louisiana Corporation, Duval County, 104 thousand reported
  • DCRC SECTION 54 — gas, Lynx Energy Company, Inc., Duval County, 103 thousand reported
  • D C R C SECTION 54 — gas, Exxon Corp., Duval County, 103 thousand reported
  • KILLAM MINERAL FEE SECT. 189 "A" — oil, Killam Oil Co., Ltd., Duval County, 103 thousand reported
  • MAMA NA PARTNERSHIP — gas, Discorbis Oil Company, Duval County, 103 thousand reported
  • AKERS — gas, Vastar Resources, Inc., Duval County, 102 thousand reported
  • HAGIST RANCH -A- — gas, Gillring Oil Company, Duval County, 102 thousand reported
  • DUVAL CO. RANCH CO. -D- — oil, Dewbre Petroleum Corporation, Duval County, 102 thousand reported
  • GARCIA, ESTELLA — gas, Bridge Oil Company, L. P., Duval County, 101 thousand reported
  • BAHR, JOHN W. — gas, El Dorado Resources Inc., Duval County, 100 thousand reported
  • WHITE, PAUL E. "B" — gas, Exxon Corp., Duval County, 100 thousand reported
  • ARNOLD — gas, Cimarron Engineering Corp., Duval County, 100 thousand reported
  • CUELLAR NO. 3 GAS UNIT — gas, Hamilton, J. R., Duval County, 100 thousand reported
  • DUVAL COUNTY RANCH CO. -B- — oil, D.Y. Exploration, Inc., Duval County, 100 thousand reported
  • LONGORIA MINERAL TRUST, ET AL — gas, Coastal Oil & Gas Corporation, Duval County, 99 thousand reported
  • WELDER HEIRS — gas, Suemaur Exploration, Inc., Duval County, 99 thousand reported
  • CUEVAS OIL UNIT A — gas, Fischer Operating Corporation, Duval County, 99 thousand reported
  • DCR 152A — oil, Killam Oil Co., Ltd., Duval County, 99 thousand reported
  • BECKER ET AL GAS UNIT #1 — gas, Lobo Resources, Ltd., Duval County, 99 thousand reported
  • MAYER STATE GU — gas, Texas Southern Petroleum Corp., Duval County, 98 thousand reported
  • MOODY, DENMAN — gas, Suemaur Exploration, Inc., Duval County, 98 thousand reported
  • DUVAL RANCH SEC. 96 UNIT — gas, Southwest Royalties, Inc., Duval County, 98 thousand reported
  • VALDEZ-RAMIREZ — gas, Prime Operating Company, Duval County, 97 thousand reported
  • FOSTER, J. R. — gas, Devon Louisiana Corporation, Duval County, 96 thousand reported
  • SOUTHWEST TEXAS CORP. — gas, Live Oak Reserves, Inc., Duval County, 96 thousand reported
  • WELDER, J. F., HRS. -B- — oil, Forbes, C. C. Company, Duval County, 95 thousand reported
  • DROUGHT 156 — oil, Smith Production Inc., Duval County, 94 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.