Oil and gas leases in Duval County — page 8

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 8 of 12

LUNDELL, E. C. -A- — oil, Lundells, Inc., Duval County, 31 thousand reported
DRISCOLL FOUNDATION — oil, Texas Southern Petroleum Corp., Duval County, 30 thousand reported
SOUTHLAND LIFE — gas, Mcguffin, Joe JR., Duval County, 30 thousand reported
PARR — oil, Tidal Petroleum, Inc., Duval County, 30 thousand reported
HERBST, WALTER — oil, City Oil Corporation, Duval County, 30 thousand reported
FOSTER, J. R. — gas, Gillring Oil Company, Duval County, 30 thousand reported
ALMA GARCIA — gas, Gasper Rice Resources, Ltd., Duval County, 30 thousand reported
RAMIREZ, H. — gas, Discorbis Oil Company, Duval County, 30 thousand reported
DCR - STATE SEC. 260N — oil, Killam Oil Co., Ltd., Duval County, 30 thousand reported
LOPEZ MINERAL TRUST — gas, Eog Resources, Inc., Duval County, 30 thousand reported
WIEDERKEHR, L. — gas, El Campo Operating, LLC, Duval County, 30 thousand reported
HINOJOSA "A" — gas, Vintage Petroleum, Inc., Duval County, 30 thousand reported
FOSTER, J. R. — gas, Gillring Oil Company, Duval County, 29 thousand reported
SOUTHWEST TEXAS CORP. — gas, Kosarek, Charlie, Duval County, 29 thousand reported
DCRC SEC. 95 — oil, Dunigan Petroleum, Inc., Duval County, 29 thousand reported
DCRC SEC. 95 — oil, Dunigan Petroleum, Inc., Duval County, 29 thousand reported
STROMAN, CORA N. — oil, Akers, Bill, Duval County, 29 thousand reported
DCRC SECTION 194 — gas, Dewbre, Jerry C., Trustee, Duval County, 28 thousand reported
BENAVIDES, CLEO "B" — oil, Lobo Resources, Ltd., Duval County, 28 thousand reported
WENDT, HERMAN -A- — oil, Parker & Parsley Development Co., Duval County, 28 thousand reported
DE BARRERA, JOSEFA S. — oil, Forbes, C. C. Company, Duval County, 28 thousand reported
DCR 99 — oil, Sonat Exploration Co. - Houston, Duval County, 28 thousand reported
DE GARCIA, P. G. HEIRS — oil, Garcia, A. H., Duval County, 28 thousand reported
KOHLER, V., -A- — gas, Exxon Corp., Duval County, 28 thousand reported
LOPEZ MINERAL TRUST — gas, Eex E&P Company, L.P., Duval County, 28 thousand reported
WOSTAL STATE — oil, Double Play Oil & Gas, Inc, Duval County, 28 thousand reported
DRISCOLL, ROBERT — gas, Hilcorp Energy Company, Duval County, 28 thousand reported
BLUNK, V. M. — gas, Mcguffin, Joe JR., Duval County, 28 thousand reported
HINOJOSA "C" — gas, Tidal Petroleum, Inc., Duval County, 28 thousand reported
D.C.R.C. SURVEY 209 — gas, Exxon Corp., Duval County, 28 thousand reported
VANCO — oil, Sanchez Oil & Gas Corporation, Duval County, 28 thousand reported
DUVAL COUNTY RANCH CO. -A- — oil, D.Y. Exploration, Inc., Duval County, 27 thousand reported
MOBIL FEE — oil, Morsey Oil & Gas Corp., Duval County, 27 thousand reported
LUNDELL-STATE 140 — gas, Killam Oil Co., Ltd., Duval County, 27 thousand reported
DUVAL RANCH SEC. 203 — gas, Dunigan Petroleum, Inc., Duval County, 27 thousand reported
PARR, HILDA — gas, Magnum Producing, LP, Duval County, 27 thousand reported
DCRC 196 NCT-12 — gas, Killam Oil Co., Ltd., Duval County, 27 thousand reported
DE RODRIQUEZ, ELENA S. — oil, Southwest Land & Minerals, Inc., Duval County, 27 thousand reported
GORMAN GAS UNIT — gas, Arco Oil & Gas Co., Duval County, 27 thousand reported
HUMBLE FEE GAS UNIT — gas, BP America Production Company, Duval County, 26 thousand reported
LUNDELL STATE "140" — gas, Killam Oil Co., Ltd., Duval County, 26 thousand reported
KOHLER, V. "A" — gas, Sue-Ann Operating, L.C., Duval County, 26 thousand reported
WELDER STATE — oil, A-Bag, Inc., & Haag, E.L. JR., Duval County, 26 thousand reported
LUNDELL, E. C. -C- — oil, Lundells, Inc., Duval County, 26 thousand reported
HERBST, F. W. — oil, Mcanear Oil & Gas, Duval County, 26 thousand reported
WELDER "C" — gas, Texas Southern Petroleum Corp., Duval County, 26 thousand reported
DUVAL COUNTY RANCH -K- — gas, Southwestern Energy Prod. Co., Duval County, 26 thousand reported
HAHL, C. W. — oil, Seventy Oil Co., Duval County, 26 thousand reported
DE LUNA, R. G. — gas, Berg Laney & Brown, Duval County, 26 thousand reported
HINOJOSA, G.C. — gas, Vintage Petroleum, Inc., Duval County, 26 thousand reported
PARR, HILDA — gas, Saba Energy Of Texas, Inc., Duval County, 25 thousand reported
FOSTER HEIRS "B" — oil, Shor Operating LLC, Duval County, 25 thousand reported
D.C.R.C.-STATE TENDIDO — oil, Exxon Corp., Duval County, 25 thousand reported
D. GONZALEZ — oil, Awp Operating Company, Duval County, 25 thousand reported
HERNANDEZ — oil, Price Drilling & Exploration Co., Duval County, 25 thousand reported
HAGIST RANCH INC, ET AL "A" — gas, Gillring Oil Company, Duval County, 25 thousand reported
DE LUNA, — gas, Berg Laney & Brown, Duval County, 25 thousand reported
HOFFMAN -A- — oil, Mo-Jon, Inc., Duval County, 25 thousand reported
SUMNER — gas, Dale Operating Company, Duval County, 25 thousand reported
KILLAM — gas, Killam Oil Co., Ltd., Duval County, 25 thousand reported
WERNECKE - WEATHERBY G.U. — gas, Shell Western E&P Inc., Duval County, 25 thousand reported
TINNEY, W. A., EST. — oil, Chapco, Inc., Duval County, 25 thousand reported
DCR 259 — gas, Sonat Exploration Co. - Houston, Duval County, 25 thousand reported
ROOS, H. — gas, Texco Operating Co., Duval County, 25 thousand reported
KOHLER, V. -A- — gas, Manti Operating Company, Duval County, 25 thousand reported
WENDT — gas, Devon Energy Production Co, L.P., Duval County, 25 thousand reported
PALACIOS — oil, Coffman Services, Inc., Duval County, 25 thousand reported
PETERS, "T" — gas, Lorac, Inc., Duval County, 24 thousand reported
HAHL, C. W. -B- — oil, D.Y. Exploration, Inc., Duval County, 24 thousand reported
DCRC -52- — oil, Donna-Lynne Oil Company, Inc., Duval County, 24 thousand reported
SUUTHLAND LIFE INSURANCE CO. — gas, Mcguffin, Joe JR., Duval County, 24 thousand reported
SALINAS, J — oil, Whitesands Operating, L.L.C., Duval County, 24 thousand reported
HOFFMAN UNIT — oil, Hunter Petroleum Inc., Duval County, 24 thousand reported
DRISCOLL "N" — oil, Dugger, Glenn, Duval County, 24 thousand reported
DRISCOLL, ROBERT — oil, Merit Energy Company, Duval County, 24 thousand reported
RAMOS/LOPEZ — gas, El Dorado Resources Inc., Duval County, 24 thousand reported
D.C.R.C. SECTION 262N — gas, Killam Oil Co., Ltd., Duval County, 24 thousand reported
CRESTONIO PROPERTIES 'A' — gas, Sandalwood Exploration, L.P., Duval County, 24 thousand reported
MILLER — gas, Edge Petroleum Oper. Co., Inc., Duval County, 23 thousand reported
CARL, WM. F. TRUSTEE ET AL "A" — oil, Discorbis Oil Company, Duval County, 23 thousand reported
D C R C-STATE TENDIDO GU#3 — gas, Exxon Corp., Duval County, 23 thousand reported
CASAS — oil, American Shoreline, Inc., Duval County, 23 thousand reported
HUMBLE-DOWDY FEE — gas, Forbes, C. C. Company, Duval County, 23 thousand reported
DUVAL COUNTY RANCH COMPANY -O- — oil, Allen Oil Co., Duval County, 23 thousand reported
HOFFMAN — oil, Stinger Oil & Gas Inc., Duval County, 23 thousand reported
DRUMMOND, C. O. "A" — oil, Taurus Minerals, Inc., Duval County, 23 thousand reported
MILLER WEST — oil, Magnum Producing, LP, Duval County, 23 thousand reported
EIGHT LABBE — oil, Stinger Oil & Gas Inc., Duval County, 23 thousand reported
WIEDERKEHR, L. — gas, Samson Resources Company, Duval County, 23 thousand reported
KOHLER, V. "A" — oil, Exxon Corp., Duval County, 23 thousand reported
GARCIA, F ET AL — gas, Prime Operating Company, Duval County, 23 thousand reported
DCRC SECTION 76 — oil, Dewbre, Jerry C., Trustee, Duval County, 23 thousand reported
WELDER B #1 — oil, Texas Southern Petroleum Corp., Duval County, 23 thousand reported
DCRC 79 — gas, Devon Energy Production Co, L.P., Duval County, 23 thousand reported
SOUTHWEST TEXAS CORP — gas, Live Oak Reserves, Inc., Duval County, 23 thousand reported
LOPEZ — oil, Sanchez Oil & Gas Corporation, Duval County, 22 thousand reported
DCR-STATE 366/76/64/54D — gas, Sonat Exploration Co. - Houston, Duval County, 22 thousand reported
ALMA GARCIA — gas, Gasper Rice Resources, Ltd., Duval County, 22 thousand reported
WHITE, PAUL E. -B- — gas, Exxon Corp., Duval County, 22 thousand reported
HUBBERD, WM. — oil, Venus Oil Company, Duval County, 22 thousand reported
DUVAL COUNTY RANCH CO. -T- — oil, Holcomb Company, The, Duval County, 22 thousand reported
DUVAL RANCH SEC 96 — gas, Southwest Royalties, Inc., Duval County, 22 thousand reported
KILLAM FREER RANCH "59" — gas, Killam Oil Co., Ltd., Duval County, 22 thousand reported
GARCIA-PEREZ — gas, Edge Petroleum Oper. Co., Inc., Duval County, 22 thousand reported
WENDT, LOUISE — oil, Parker & Parsley Development Co., Duval County, 21 thousand reported
KOHLER, V. "A" — gas, Exxon Corp., Duval County, 21 thousand reported
MOOS, H. E. & H. A., -A- — oil, Kibbe, Anna S., Duval County, 21 thousand reported
PARR — oil, Bridwell Oil Co., Duval County, 21 thousand reported
HAGIST RANCH — oil, Texas Southern Petroleum Corp., Duval County, 21 thousand reported
HANCOCK-BOWMAN — oil, Double Play Oil & Gas, Inc, Duval County, 21 thousand reported
DCRC NCT-29 — gas, Pearl, Bill H. Productions, Inc., Duval County, 21 thousand reported
DAVY, C.R. — gas, Duster Production, Inc., Duval County, 21 thousand reported
SOUTHLAND — gas, Edge Petroleum Oper. Co., Inc., Duval County, 21 thousand reported
DUVAL COUNTY RANCH CO. "E" — gas, Exxon Corp., Duval County, 21 thousand reported
GARCIA, ESTELLA "A" — gas, Bridge Oil Company, L. P., Duval County, 21 thousand reported
SOUTHLAND LIFE — gas, Mcguffin, Joe JR., Duval County, 21 thousand reported
KOHLER, V. "A" — gas, Exxon Corp., Duval County, 21 thousand reported
SALINAS — oil, Newman Operating Company, Duval County, 21 thousand reported
SOUTHWEST TEXAS CORP. — gas, Kosarek, Charlie, Duval County, 21 thousand reported
FOSTER, J. R. — gas, Cliffwood Production Co., Duval County, 21 thousand reported
PETERS, W. R. -A- — gas, Lorac, Inc., Duval County, 21 thousand reported
PETERS, W. R., EST. — gas, Lorac, Inc., Duval County, 21 thousand reported
WELDER "C" — gas, Texas Southern Petroleum Corp., Duval County, 21 thousand reported
WIEDERKEHR, HENRY — gas, JSB Petroleum, Inc., Duval County, 20 thousand reported
DRISCOLL FOUNDATION — oil, Stinger Oil & Gas Inc., Duval County, 20 thousand reported
PARR, HILDA — oil, Saba Energy Of Texas, Inc., Duval County, 20 thousand reported
LUNDELL-STATE 48 — gas, Hurd Enterprises, Ltd., Duval County, 20 thousand reported
DCRC - SECTION 295 — oil, Smith Production Inc., Duval County, 20 thousand reported
PETERS, W. R., -F- — gas, Lorac, Inc., Duval County, 20 thousand reported
DE GARCIA, P. G. HEIRS — gas, Garcia, A. H., Duval County, 20 thousand reported
EXXON-LICHTENBERGER FEE — gas, Hilcorp Energy Company, Duval County, 20 thousand reported
LA VIDA — gas, Saxum Oil & Gas, LLC, Duval County, 20 thousand reported
MAMA NA PARTNERSHIP "A" — gas, Discorbis Oil Company, Duval County, 20 thousand reported
SAENZ "A" — gas, Mueller Exploration, Inc., Duval County, 20 thousand reported
DCR 81 — oil, Tri-C Resources, Inc., Duval County, 20 thousand reported
DCRC SECTION 194 — oil, Dewbre, Jerry C., Trustee, Duval County, 19 thousand reported
WIEDERKEHR, L. — gas, El Campo Operating, LLC, Duval County, 19 thousand reported
BENAVIDES, JUAN — oil, Davis, Tommy, Duval County, 19 thousand reported
PETERS, W. R. "D" — gas, Panola Corporation, The, Duval County, 19 thousand reported
NINE ROOS — oil, Stinger Oil & Gas Inc., Duval County, 19 thousand reported
SOUTHWEST TEXAS CORP. — gas, Live Oak Reserves, Inc., Duval County, 19 thousand reported
DCRC 196 NCT-12 — gas, Killam Oil Co., Ltd., Duval County, 19 thousand reported
HAGIST GAS UNIT 2 — gas, Devon Energy Production Co, L.P., Duval County, 19 thousand reported
ROOS, H. — gas, Texco Operating Co., Duval County, 19 thousand reported
BARRERA "B" — gas, Hunter Petroleum Inc., Duval County, 19 thousand reported
WENDT, LOUISE — oil, Parker & Parsley Development Co., Duval County, 19 thousand reported
DUVAL COUNTY RANCH CO. — oil, Miller, W. C. Operating Company, Duval County, 19 thousand reported
GRUY — oil, Hughes, Dan A. Company, Duval County, 19 thousand reported
MILLER-RUTLEDGE — gas, Mcguffin, Joe JR., Duval County, 19 thousand reported
F.N.B. — gas, Waters Eng. & Operating, Inc., Duval County, 19 thousand reported
COLLINS — gas, BNP Petroleum Corporation, Duval County, 19 thousand reported
PARR, THELMA D. — oil, Dugger, Glenn, Duval County, 19 thousand reported
HUBBARD, WILLIAM -D- — oil, Chaparosa Production Company,Inc, Duval County, 18 thousand reported
WENDT, L. — oil, Parker & Parsley Development Co., Duval County, 18 thousand reported
TANKERSLEY, A. L. — oil, Morsey Oil & Gas Corp., Duval County, 18 thousand reported
R&G/GARCIA — oil, El Dorado Resources Inc., Duval County, 18 thousand reported
DCRC MF NCT-1 — oil, Morsey Oil & Gas Corp., Duval County, 18 thousand reported
D.C.R.C. — gas, Manley, John D. III, Oper., Inc, Duval County, 18 thousand reported
OHERN FIELD UNIT — oil, Tola Production Company, Duval County, 18 thousand reported
HARALSON STATE — oil, Alco DRLG. Co., Duval County, 18 thousand reported
MARTIN, R. S. -A- — oil, Morsey Oil & Gas Corp., Duval County, 18 thousand reported
HAGIST-STATE GAS UNIT -B- — gas, Gillring Oil Company, Duval County, 18 thousand reported
DRISCOLL FOUNDATION — oil, Hughes, Dan A. Company, Duval County, 18 thousand reported
PETERS E., (ARGO SD) UNIT — oil, Bridwell Oil Co., Duval County, 18 thousand reported
CRESTONIO PROPERTIES 'A' — oil, Sandalwood Exploration, L.P., Duval County, 18 thousand reported
DCR 45 — gas, Tri-C Resources, Inc., Duval County, 18 thousand reported
HAGIST RANCH -A- — gas, Gillring Oil Company, Duval County, 18 thousand reported
MILLER T — oil, Kebo Oil & Gas, Inc., Duval County, 18 thousand reported
WHITE, P. E. -B- — oil, Exxon Corp., Duval County, 17 thousand reported
SALINAS — oil, Mayo Oil Co., Duval County, 17 thousand reported
RUIZ 127 "C" — gas, Killam Oil Co., Ltd., Duval County, 17 thousand reported
BARKLEY — oil, B.P. Productions Inc., Duval County, 17 thousand reported
DCR 196 NCT-12 — oil, Killam Oil Co., Ltd., Duval County, 17 thousand reported
BISHOP-DUVAL LAND CO. -B- — oil, Chaparosa Production Company,Inc, Duval County, 17 thousand reported
HUBBERD, WILLIAM "D" — oil, Chaparosa Production Company,Inc, Duval County, 17 thousand reported
LOPEZ — oil, Dugger, Glenn, Duval County, 17 thousand reported
SAENZ — oil, Lance Exploration Company, Duval County, 17 thousand reported
LOPEZ — gas, Dynamic Production, Inc., Duval County, 17 thousand reported
GREEN — oil, L.T.D. Explorations Inc., Duval County, 17 thousand reported
DCR 367 — oil, Sonat Exploration Co. - Houston, Duval County, 17 thousand reported
GARCIA, ANNIE MARIE — gas, Howard Exploration, Inc., Duval County, 17 thousand reported
D.C.R.C. — oil, Tana Oil And Gas Corporation, Duval County, 17 thousand reported
SOUTHWEST TEXAS CORP — gas, Live Oak Reserves, Inc., Duval County, 17 thousand reported
PARR, ATLEE — oil, Coffman Services, Inc., Duval County, 17 thousand reported
CUELLAR, V. B. — gas, Hamilton, J. R., Duval County, 17 thousand reported
DROUGHT 156 — oil, Smith Production Inc., Duval County, 17 thousand reported
HUMBLE-DOWDY FEE — gas, Forbes, C. C. Company, Duval County, 17 thousand reported
RAGSDALE, VIRGINIA — gas, Taurus Minerals, Inc., Duval County, 17 thousand reported
ANITA — gas, Xog Operating LLC, Duval County, 16 thousand reported
BORDOVSKY-STATE — gas, Coastal Shoreline Corp., Duval County, 16 thousand reported
HUMBLE DUVAL RANCH SEC. 79 — oil, Dunigan Petroleum, Inc., Duval County, 16 thousand reported
PARR, THELMA D. — oil, Dugger, Glenn, Duval County, 16 thousand reported
WHITE, PAUL E. "B" — gas, Exxon Corp., Duval County, 16 thousand reported
FOSTER, J. R. — gas, Gillring Oil Company, Duval County, 16 thousand reported
DCR 259 — gas, Sonat Exploration Co. - Houston, Duval County, 16 thousand reported
WEIL-D — oil, CTR Petroleum, Inc., Duval County, 16 thousand reported
LUPTACK, J. & M. — oil, L.T.D. Explorations Inc., Duval County, 16 thousand reported
WELDER, J.F. "C" — gas, Texas Southern Petroleum Corp., Duval County, 16 thousand reported
BAZAN — gas, Trinity Gas Corporation, Duval County, 16 thousand reported
HERBST, F. W. — gas, C. M. Oil Corporation, Duval County, 16 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.