Oil and gas leases in District 04 — page 124

Railroad Commission district 04 covers 26 Texas counties and 31,387 leases with reported production. 3,464 of them are oil leases and 27,923 are gas leases. Between them they carry 37,861 wellbores. Reported volumes run from January 1993 to August 2026 and come to 140.8 million barrels of oil and 32.5 billion Mcf of gas. 1,347 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 District 04

How many oil and gas leases are in District 04?: District 04 has 31,387 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has District 04 produced?: Leases in District 04 have reported 140,766,198 barrels of oil (bbl) and 32,505,269,454 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between January 1993 and August 2026.
How many operators are active in District 04?: 1,347 operators file production returns for leases in District 04.
How much are mineral rights in District 04 worth?: There is no single figure: what a mineral or royalty interest in District 04 is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 31,387 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 124 of 157

BERNSEN, SR., LEON R. — oil, Hughes, Dan A. Company, Nueces County, 39 thousand reported
MARTIN — oil, Western Gulf Oil & Gas, LLC, Nueces County, 39 thousand reported
SANCHEZ, Y. — gas, M & S Production Company, Starr County, 39 thousand reported
BARRERA, HOMER ET AL — gas, Discorbis Oil Company, Duval County, 39 thousand reported
LUNDELL — gas, Transamerican Natural Gas Corp., Webb County, 39 thousand reported
HINOJOSA, F. G. — gas, Sierra Resources, LLC, Hidalgo County, 38 thousand reported
WELDER -A- — oil, South Texas Operating Company, Duval County, 38 thousand reported
MAYFAIR LA BRISA — oil, Texas Independent Explor Ltd., Starr County, 38 thousand reported
RUPP HIGH — gas, Maguire Oil Company, Brooks County, 38 thousand reported
BRISCOE "E" — gas, Huber Energy L.P., Webb County, 38 thousand reported
H.I. PALAFOX — gas, High Island Oil Corporation, Webb County, 38 thousand reported
TEX. MED. PROF. BLDG. CORP. — gas, Samson Lone Star LP, San Patricio County, 38 thousand reported
WELDER, R. H. — gas, Smith Production Inc., San Patricio County, 38 thousand reported
DROUGHT, KATHLEEN L. — oil, Exxon Corp., Duval County, 38 thousand reported
SLICK ESTATE — gas, Texas Independent Explor., Inc., Starr County, 38 thousand reported
GEORGE — gas, Mortimer Production Company, San Patricio County, 38 thousand reported
GATES E — gas, ST. Mary Land & Exploration Co., Webb County, 38 thousand reported
CRESTONIO PROPERTIES 'A' — gas, Sandalwood Exploration, L.P., Duval County, 38 thousand reported
BRUNI MINERAL C — gas, Enron Oil & Gas Company, Webb County, 38 thousand reported
VAQUILLAS RANCH-A1 — gas, Conoco Inc., Webb County, 38 thousand reported
WELDER "A" — gas, Sandalwood Oil & Gas, Inc., San Patricio County, 38 thousand reported
MCBRIDE/RAGSDALE — oil, Fischer Operating Corporation, San Patricio County, 38 thousand reported
MEJIA UNIT — gas, Forza Operating, LLC, Nueces County, 38 thousand reported
SOUTHWEST TEXAS CORP. — gas, Live Oak Reserves, Inc., Duval County, 38 thousand reported
GARCIA, DR. JOSE "B" — oil, Energy Development Corp., Starr County, 38 thousand reported
MCKINNEY, AMANDA — gas, Exaro Energy II, LLC, Starr County, 38 thousand reported
JUAREZ, ENEMORIA — gas, Exxon Mobil Corporation, Starr County, 38 thousand reported
HAYNES — gas, Pennzenergy Exp. & Prod., L.L.C., Zapata County, 38 thousand reported
BAKER, KATHERINE K. — oil, Texacal, Inc., San Patricio County, 38 thousand reported
HUBBERD TRUST — gas, Conoco Inc., Webb County, 38 thousand reported
RIVERS, M. L. — gas, Pennzoil Exploration & Prod. Co., Nueces County, 38 thousand reported
PURL, OLLIE B. — gas, Gillring Oil Company, Nueces County, 38 thousand reported
HAZLEWOOD GAS UNIT — gas, Arco Oil & Gas Co., Duval County, 38 thousand reported
LICHTENBERGER FEE — gas, Hilcorp Energy Company, Duval County, 38 thousand reported
GUERRA SHARE 8 - D — gas, Metano Energy, LP, Starr County, 38 thousand reported
COUNTISS, SAM — gas, Gcea, LLC, Nueces County, 38 thousand reported
BANKERS MORTGAGE CO. — gas, Brinkerhoff, Bob, Jim Wells County, 38 thousand reported
RUPP — gas, Maguire Oil Company, Brooks County, 38 thousand reported
DUGGER, L. M. — gas, Sue-Ann Operating, L.C., Nueces County, 38 thousand reported
JONES RANCH "A" — gas, Merit Energy Company, Hidalgo County, 38 thousand reported
REILLY HEIRS — gas, Oryx Energy Company, Starr County, 38 thousand reported
JAMES, S. A. ESTATE — gas, Stampede Energy Corp., Webb County, 38 thousand reported
LA GLORIA GAS UNIT — gas, Mobil Producing TX. & N.M. Inc., Jim Wells County, 38 thousand reported
GALINDO-KIBBE UNIT — oil, Eog Resources, Inc., Brooks County, 38 thousand reported
GARZA — gas, Chesapeake Operating, Inc., Zapata County, 38 thousand reported
SOUTH CALLAGHAN RANCH — gas, Rosetta Resources Operating LP, Webb County, 38 thousand reported
HERRMANN-LISKA UNIT — oil, Republic Resources, LLC., Nueces County, 38 thousand reported
HUBBERD — gas, Houston Exploration Company, The, Webb County, 38 thousand reported
GARCIA, SALVADOR F — gas, Enron Oil & Gas Company, Zapata County, 38 thousand reported
CAGE — gas, Suemaur Expl. & Prod., LLC, Brooks County, 38 thousand reported
STATE TRACT 93 — gas, Miresco, Inc., Aransas County, 38 thousand reported
STATE TRACT 13 — gas, Pittencrieff (Gulf Coast), Inc., Nueces County, 38 thousand reported
MCDANIELS, S. T. — gas, Brown, Russell Operator, Inc., Jim Wells County, 38 thousand reported
GUERRA "L" — gas, Bridge Oil Production Co., Inc., Zapata County, 38 thousand reported
OWENS,A.E. — gas, Lawbar Petroleum, Inc., Webb County, 38 thousand reported
MUSTANG ISLAND STATE PARK TR. 2 — gas, Oldfield Acquisition LP, Nueces County, 38 thousand reported
YTURRIA, FRANK D. — gas, Cody Energy LLC, Willacy County, 38 thousand reported
TALBERT, C.P. — gas, Pennzoil Exploration & Prod. Co., Nueces County, 38 thousand reported
PROGRESSO DEEP GAS UNIT — gas, Eog Resources, Inc., Hidalgo County, 38 thousand reported
EAST BLOCK A — gas, D. O. G. Operating, LLC, Jim Hogg County, 38 thousand reported
DIAZ — gas, B & B Operating Company, Hidalgo County, 38 thousand reported
PORTERO — gas, Mestena Operating, L.L.C., Jim Hogg County, 38 thousand reported
SPESSARD, W.M. — gas, Kamlok Oil & Gas, Inc., Nueces County, 38 thousand reported
WELDER HEIRS -A- — oil, L.T.D. Explorations Inc., Duval County, 38 thousand reported
SHUMATE & MCGILL — oil, Texas Southern Petroleum Corp., Jim Wells County, 38 thousand reported
BARTON — gas, Nye Exploration & Prod, L.L.C., Duval County, 38 thousand reported
ENCINOS — gas, T - C Oil Company, Aransas County, 38 thousand reported
STATE TRACT 392 — gas, Boss Expl & Prod Corporation, Nueces County, 38 thousand reported
STATE TRACT 279 — oil, North Central Oil Corp., Aransas County, 38 thousand reported
CANALES, A. T. — oil, Oryx Energy Company, Jim Wells County, 37 thousand reported
STATE TRACT 973 — gas, Wagner, Duer & Co., Nueces County, 37 thousand reported
EAST, A. K. FEE — oil, Texaco E & P Inc., Jim Hogg County, 37 thousand reported
S. A. J. S. L. B. -B- — gas, Union Pacific Resources Company, Nueces County, 37 thousand reported
INGRAM, DONALD — gas, Union Pacific Resources Company, Nueces County, 37 thousand reported
PEREZ UNIT 347-1 — gas, Brigham Oil & Gas, L.P., Brooks County, 37 thousand reported
VILLAREAL UNIT — oil, Strata Operating, Inc., Starr County, 37 thousand reported
LA PERLA B2 — gas, Conoco Inc., Zapata County, 37 thousand reported
VAELLO-BROMBERG — oil, National Investors Group, Duval County, 37 thousand reported
SOUTHWEST TEXAS CORP. — gas, Live Oak Reserves, Inc., Duval County, 37 thousand reported
VILLARREAL — oil, Pitco Investments, Ltd., Starr County, 37 thousand reported
KING RANCH SEELIGSON — oil, Exxon Corp., Kleberg County, 37 thousand reported
KILLAM-HURD-AMOCO — gas, Amoco Production Company, Webb County, 37 thousand reported
RANCHO BLANCO CORPORATION/STATE — gas, Aspen Exploration, Inc., Jim Hogg County, 37 thousand reported
SAENZ — oil, Osborn Heirs Company, Starr County, 37 thousand reported
INGRAM, J.C. — gas, Pennzoil Exploration & Prod. Co., Nueces County, 37 thousand reported
BAKER, KATHERINE K. — gas, Richman Petroleum Corp., San Patricio County, 37 thousand reported
TEXACO FEE — gas, Texaco E & P Inc., Starr County, 37 thousand reported
KIESCHNICK — oil, Mogul Energy International, Inc., San Patricio County, 37 thousand reported
PUIG KING GAS UNIT — gas, Conocophillips Company, Zapata County, 37 thousand reported
LOPEZ, LAURO "A" — gas, Transtexas Gas Corporation, Jim Hogg County, 37 thousand reported
LA BRISA RANCH PARTNERS 91 — gas, Metano Energy, LP, Starr County, 37 thousand reported
TEX-MEX RAILWAY CO. GAS U. -A- — gas, Merrico Resources, Inc., Nueces County, 37 thousand reported
LA BRISA RANCH — gas, Carrizo Oil & Gas, Inc., Starr County, 37 thousand reported
SOUTH CALLAGHAN RANCH — gas, Rosetta Resources Operating LP, Webb County, 37 thousand reported
HAGIST GAS UNIT 3 — gas, Gillring Oil Company, Duval County, 37 thousand reported
BLACKNALL, J. C. — oil, Synergy Oil & Gas, Inc. (A), Nueces County, 37 thousand reported
FEE 687 — gas, Pennzoil Exploration & Prod. Co., Nueces County, 37 thousand reported
CARR — gas, Transtexas Gas Corporation, Webb County, 37 thousand reported
CHAPA — oil, Chapco, Inc., Duval County, 37 thousand reported
HINOJOSA "B" — gas, Vintage Petroleum, Inc., Duval County, 37 thousand reported
WELDER-HEIRS 2-381 — gas, Texas Southern Petroleum Corp., Duval County, 37 thousand reported
LOPEZ, H.S. — gas, Shell Western E&P Inc., Brooks County, 37 thousand reported
KING RANCH BORREGOS — gas, Exxon Corp., Kleberg County, 37 thousand reported
HAHL, C. W., CO. — oil, Baxter, Kelly H., Duval County, 37 thousand reported
BENAVIDES, B.R. — gas, Natural Reserves Group, Inc., Zapata County, 37 thousand reported
MCGILL BROS. — gas, Exxon Corp., Brooks County, 37 thousand reported
BLASCHKE-MAYO — oil, Fischer Operating Corporation, San Patricio County, 37 thousand reported
DUGGER — gas, Sue-Ann Operating, L.C., Nueces County, 37 thousand reported
HAYNES — gas, Transamerican Natural Gas Corp., Zapata County, 37 thousand reported
CHAPMAN — oil, Carter Exploration Company, Nueces County, 37 thousand reported
KENEDY, JOHN G. JR. "C" — gas, Exxon Corp., Kenedy County, 37 thousand reported
KOENNING, ALTON H. ET AL — oil, Hughes, Dan A. Company, Nueces County, 37 thousand reported
KING RANCH BORREGOS — gas, Exxon Corp., Kleberg County, 37 thousand reported
VIBORAS FIELD GAS UNIT NO 1 — gas, Exxon Corp., Brooks County, 37 thousand reported
PEREZ, AMADO "C" — oil, Harvey Brothers Oil & Gas, Webb County, 37 thousand reported
KLEBERG, R.J. JR. TR. STILLMAN — gas, Exxon Corp., Willacy County, 37 thousand reported
SHAEFFER RANCH — gas, Moose Oil & Gas Co., Jim Wells County, 37 thousand reported
INGRAM, DONALD — gas, Union Pacific Resources Company, Nueces County, 37 thousand reported
CHAPMAN RANCH — gas, Decker Operating Co., L.L.C., Nueces County, 37 thousand reported
PYLE, H. C. — gas, Pennzoil Exploration & Prod. Co., Nueces County, 37 thousand reported
WEIL "B" — gas, Harvey Brothers Oil & Gas, Duval County, 37 thousand reported
GATES RANCH — gas, Kerns O & G, Inc., Webb County, 37 thousand reported
JOHNSON, F. I. — gas, Mobil Producing TX. & N.M. Inc., Hidalgo County, 37 thousand reported
T. B. SLICK ESTATE 'A' 231 — oil, Hilcorp Energy Company, Starr County, 37 thousand reported
GARCIA 5 — gas, Cometra Oil And Gas, Inc., Brooks County, 37 thousand reported
YZAGUIRRE — gas, Texas Independent Explor., Inc., Starr County, 37 thousand reported
RAMIREZ, RP & RR — gas, Eog Resources, Inc., Zapata County, 37 thousand reported
KILLAM — oil, Killam Oil Co., Ltd., Duval County, 37 thousand reported
GAS UNIT A ZONE 1 — gas, Apache Corporation, Willacy County, 37 thousand reported
PHILLIPS BTLT — gas, Samedan Oil Corporation, Starr County, 37 thousand reported
MCALLEN, A. A. — gas, Shell Western E&P, Hidalgo County, 37 thousand reported
FLOERKE, ROY — gas, Null, W.M. Operations, Inc., San Patricio County, 37 thousand reported
SLICK, T.B. STATE "B" 232 — oil, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 37 thousand reported
DCRC "101F" — gas, Union Pacific Resources Company, Webb County, 37 thousand reported
RUPP — gas, Maguire Oil Company, Brooks County, 37 thousand reported
DUGGER, L. M. — gas, Sue-Ann Operating, L.C., Nueces County, 37 thousand reported
YTURRIA CATTLE CO — gas, Saga Petroleum Corp., Willacy County, 37 thousand reported
LEONARDO — gas, Houston Exploration Company, The, Zapata County, 37 thousand reported
KING RANCH BORREGOS — gas, Exxon Mobil Corporation, Kleberg County, 37 thousand reported
T.B. SLICK ESTATE B 528 — gas, Houston Exploration Company, The, Starr County, 37 thousand reported
GATES 05S — gas, ST. Mary Land & Exploration Co., Webb County, 37 thousand reported
PARR — oil, Regal Petroleum Services, Duval County, 37 thousand reported
WOLTERS — gas, Bridge Oil Company, L. P., Jim Wells County, 37 thousand reported
KELSEY UNIT — gas, Exxon Mobil Corporation, Brooks County, 37 thousand reported
HUNTER, FLORENCE — gas, Dinero Oil Corporation, San Patricio County, 37 thousand reported
MESTENA, INC. — gas, C & E Operating, Inc., Brooks County, 37 thousand reported
THOMPSON, J. A. — gas, Bargo Energy Company, Nueces County, 37 thousand reported
LESSOR, MARY ETTA — gas, Enron Oil & Gas Company, Webb County, 37 thousand reported
SEELIGSON UNIT — gas, Oryx Energy Company, Jim Wells County, 37 thousand reported
L. M. ADAMS GAS UNIT, "B" — gas, Hughes, Dan A. Company, Jim Hogg County, 37 thousand reported
SAUZ RANCH MULATOS PASTURE — gas, Parker & Parsley Development L.P, Willacy County, 37 thousand reported
KILLAM & HURD FEE PORCION 17 — gas, Killam Oil Co., Ltd., Webb County, 37 thousand reported
KOHLER, V. -A- — gas, Manti Operating Company, Duval County, 37 thousand reported
DCR-STATE 58 — gas, Sonat Exploration Co. - Houston, Duval County, 37 thousand reported
JOHNSON, F.I. — gas, Mobil Producing TX. & N.M. Inc., Hidalgo County, 37 thousand reported
HOFFMAN, W. K. — oil, Buffalo Oil Corp., Duval County, 37 thousand reported
PAPPY UNIT NO. 2 — oil, Sandalwood Exploration, L.P., San Patricio County, 37 thousand reported
MCKENDRICK — gas, Kerr-Mcgee Oil & Gas Onshore LP, Webb County, 36 thousand reported
EIA 'A' — gas, Cantera Operating, LLC, Hidalgo County, 36 thousand reported
VT ZUCK, SALLY ST OF TX — gas, Virtex Operating Company, Inc., Webb County, 36 thousand reported
TEXON ROYALTY CO. — gas, Union Pacific Resources Company, Nueces County, 36 thousand reported
GRUENE, O. A. — gas, Union Pacific Resources Company, Nueces County, 36 thousand reported
TSL 33099/TR 54/ — gas, Sabco Operating Company, Nueces County, 36 thousand reported
GARZA, JUAN M. — gas, D.Y. Exploration, Inc., Starr County, 36 thousand reported
CHRISTIAN ESTATE ET AL — gas, Energy Development Corp., Hidalgo County, 36 thousand reported
KLEBERG, R. J. JR. TR. STILLMAN — gas, Exxon Mobil Corporation, Willacy County, 36 thousand reported
FOSTER, J. R. — gas, Gillring Oil Company, Duval County, 36 thousand reported
KING RANCH BORREGOS — gas, Exxon Corp., Kleberg County, 36 thousand reported
ALEXANDER 400 ACRE — gas, D.Y. Exploration, Inc., Brooks County, 36 thousand reported
ORTIZ GAS UNIT — gas, Inland Ocean, Inc., Duval County, 36 thousand reported
S. ZAMORA — gas, Lewis Petro Properties, Inc., Webb County, 36 thousand reported
RODRIGUEZ - RANGE GAS UNIT — gas, Killam Oil Co., Ltd., Webb County, 36 thousand reported
DE TIJERINA, H.C. — gas, Freedom Energy, Inc. (I), Jim Wells County, 36 thousand reported
HEFTE, MARY TOM ET AL — gas, Harper Hefte, Inc., Nueces County, 36 thousand reported
BRISCOE "J" — gas, Huber Energy L.P., Webb County, 36 thousand reported
RAMIREZ -B- — oil, Herschap Bros., Duval County, 36 thousand reported
GOLLADAY, A. H. — gas, Apache Corporation, Nueces County, 36 thousand reported
BECKMAN — gas, Pmo, Kleberg County, 36 thousand reported
KOHLER, V. -A- — gas, Exxon Corp., Duval County, 36 thousand reported
MCGILL BROS. — gas, Coronado Energy E&P Company, LLC, Brooks County, 36 thousand reported
MCGILL BROS. — gas, Exxon Corp., Starr County, 36 thousand reported
SAL DEL REY CATTLE, LAND & SALT — gas, Starco Exploration, Inc., Hidalgo County, 36 thousand reported
ST. CHARLES CO. — oil, Hilcorp Energy Company, Aransas County, 36 thousand reported
FLORES UNIT — gas, Bison Energy Partners, Inc., Starr County, 36 thousand reported
AUSTIN D — gas, Hamman Oil & Refining Company, Jim Hogg County, 36 thousand reported
DOWDY FEE — gas, Killam Oil Company, Duval County, 36 thousand reported
WORDEN DROUGHT — gas, Rowden Oil & Gas, Inc., Duval County, 36 thousand reported
LERMA G. U. — gas, Parker & Parsley Producing L.P., Cameron County, 36 thousand reported
GARCIA 608 — gas, Killam Oil Co., Ltd., Webb County, 36 thousand reported
GARCIA, A. ET AL — oil, Cotton, W. L., Brooks County, 36 thousand reported
PETERS RANCH ESTATE — oil, Alco DRLG. Co., Duval County, 36 thousand reported
HOFSTETTER, W. — oil, Pride Exploration, Inc., Duval County, 36 thousand reported
PETTY, O. S. (B-1) — gas, Kerns O & G, Inc., Webb County, 36 thousand reported
BONEBRAKE — gas, Conoco Inc., Webb County, 36 thousand reported
HOFFMAN, R. "C" — gas, Ocean Energy, Inc., Jim Wells County, 36 thousand reported
VELA-CUELLAR — gas, Bellwether Exploration Company, Zapata County, 36 thousand reported
DE LOPEZ, C. V. -B- — gas, Oryx Energy Company, Starr County, 36 thousand reported
PHARR FIELDWIDE UNIT — gas, Shell Western E&P, Hidalgo County, 36 thousand reported
RMT — gas, Chesapeake Operating, Inc., Zapata County, 36 thousand reported
HACHAR, N. D. ESTATE — gas, Peak Energy Corporation, Webb County, 36 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.