Oil and gas leases in District 04 — page 146

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 146 of 157

  • WOODSON, BLANCA — oil, Slawson Exploration Company, Inc, San Patricio County, 4 thousand reported
  • GARCIA, LYDIA — oil, Evolution Operating Co., Inc., Webb County, 4 thousand reported
  • WELDER, E. H. -E-F- — gas, Chiltipin Production Company, San Patricio County, 4 thousand reported
  • VELA — gas, Acock Operating Limited, Jim Hogg County, 4 thousand reported
  • BOCK-HOWZE — oil, Locklin Exploration & Prod. Corp, Nueces County, 4 thousand reported
  • FLORES UNIT — oil, Merit Energy Company, Starr County, 4 thousand reported
  • SEIDEL — gas, Cimarron Engineering, LLC, Jim Wells County, 4 thousand reported
  • GARCIA 1 — gas, Cometra Oil And Gas, Inc., Brooks County, 4 thousand reported
  • CHAPMAN RANCH — gas, Decker Operating Co., L.L.C., Nueces County, 4 thousand reported
  • GARCIA L&L CO. — gas, Smith Production Inc., Starr County, 4 thousand reported
  • HAYNES-EAST — gas, Pennzoil Exploration & Prod. Co., Zapata County, 4 thousand reported
  • YTURRIA CATTLE CO. — oil, Hunter Petroleum Inc., Willacy County, 4 thousand reported
  • STATE TRACT 82 — gas, Wainoco Oil & Gas Company, Kleberg County, 4 thousand reported
  • THOMPSON, J. A. — gas, Tema Oil And Gas Company, Nueces County, 4 thousand reported
  • DRISCOLL, CLARA — oil, Vintage Petroleum, Inc., Nueces County, 4 thousand reported
  • OLMITOS — gas, Lewis Petro Properties, Inc., Webb County, 4 thousand reported
  • BENTSEN BROTHERS "B" — gas, Headington Oil Company, L.P., Hidalgo County, 4 thousand reported
  • PARKS, W. S., ET AL — gas, J. & M. Well Service, Inc., Starr County, 4 thousand reported
  • PENA, S. G. — oil, D.Y. Exploration, Inc., Starr County, 4 thousand reported
  • SHERWOOD, M. — gas, Coastal Oil & Gas Corporation, Hidalgo County, 4 thousand reported
  • GAS UNIT A ZONE 1 — gas, MW Petroleum Corporation, Willacy County, 4 thousand reported
  • KMF 78 — gas, Merritt Operating, Inc., Kenedy County, 4 thousand reported
  • STATE TRACT 25 — oil, Penn Virginia Oil & Gas Corp., San Patricio County, 4 thousand reported
  • BAYDER-MONTGOMERY, E. — gas, Ernest Operating Company, San Patricio County, 4 thousand reported
  • PUIG C — gas, Killam Oil Co., Ltd., Webb County, 4 thousand reported
  • YTURRIA, HENSLEY — oil, Carrizo Oil & Gas, Inc., Starr County, 4 thousand reported
  • DAVY, C. R. — gas, Duster Production, Inc., Duval County, 4 thousand reported
  • WILLIAMSON — gas, Tidal Petroleum, Inc., Webb County, 4 thousand reported
  • MARTIN — oil, Western Gulf Oil & Gas, LLC, Nueces County, 4 thousand reported
  • CANALES, GUS — oil, Brinkoeter Gas & Oil, La Salle County, 4 thousand reported
  • DOBIE, VIVIAN — oil, Hinds Petroleum, LP, Webb County, 4 thousand reported
  • JOHNSON, F. I. — gas, Mobil Producing TX. & N.M. Inc., Hidalgo County, 4 thousand reported
  • HOUSTON GAS UNIT — gas, Wagner Oil Company, Hidalgo County, 4 thousand reported
  • WEST MISSION GAS UNIT — gas, Republic Resources, LLC., Hidalgo County, 4 thousand reported
  • MARCHBANKS-CADENA GU#1 — oil, Voyager Gas Corporation, Duval County, 4 thousand reported
  • SCOTT & HERNANDEZ UNIT NO. 2 — gas, Winn Exploration Co., Inc., Jim Wells County, 4 thousand reported
  • PITA ISLAND TEMPORARY OIL UNIT — oil, Pittencrieff (Gulf Coast), Inc., Nueces County, 4 thousand reported
  • WARDNER, G.P. — gas, Union Pacific Resources Company, Kleberg County, 4 thousand reported
  • KING RANCH VISNAGA — oil, Exxon Corp., Kleberg County, 4 thousand reported
  • KASTNER, ALBERT — gas, New Horizon Investments Ltd., San Patricio County, 4 thousand reported
  • BENAVIDES, A — gas, Price Drilling & Exploration Co., Webb County, 4 thousand reported
  • MAGUIRE-ERCK — oil, Pioneer Resources Producing, L.P, Kenedy County, 4 thousand reported
  • LOPEZ HEIRS — oil, Abraxas Production Corporation, Starr County, 4 thousand reported
  • CAGE RANCH 707-1 G U — oil, Coastal Oil & Gas Corporation, Brooks County, 4 thousand reported
  • SULLIVAN, D.J. "B" — gas, Exxon Corp., Brooks County, 4 thousand reported
  • BRISCOE "E" — gas, Crimson Energy Company, LC, Webb County, 4 thousand reported
  • BLACKNALL, J.C. — gas, Fina Oil & Chemical Company, Nueces County, 4 thousand reported
  • FRWL — gas, Poco LLC, San Patricio County, 4 thousand reported
  • DIMMICK — oil, Dinero Oil Corporation, San Patricio County, 4 thousand reported
  • ELLIFF, J. S. — oil, Apache Corporation, Nueces County, 4 thousand reported
  • EAST, MRS. S. K. — oil, Headington Oil Company LLC, Kenedy County, 4 thousand reported
  • VILLAREAL — gas, Double Play Oil & Gas, Inc, Starr County, 4 thousand reported
  • DOBIE-CHOUEST 43 — gas, Lewis Petro Properties, Inc., Webb County, 4 thousand reported
  • DE BARBERIO — gas, Enron Oil & Gas Company, Zapata County, 4 thousand reported
  • BALLARD — oil, Dewbre Petroleum Corporation, Nueces County, 4 thousand reported
  • VIBORAS FIELD GAS UNIT #1 — gas, Exxon Corp., Brooks County, 4 thousand reported
  • WELDER, J. F., UNIT — oil, Texaco E & P Inc., San Patricio County, 4 thousand reported
  • SULLIVAN, D.J. "B" — oil, Exxon Corp., Brooks County, 4 thousand reported
  • SPONBERG, J. O. — oil, Pennzoil Exploration & Prod. Co., Nueces County, 4 thousand reported
  • ORANGE GROVE — gas, Tidal Petroleum, Inc., Jim Wells County, 4 thousand reported
  • WERNECKE GAS UNIT — gas, Geiser, D. Allen, Nueces County, 4 thousand reported
  • MARRS MCLEAN TRUST -A- — gas, BP America Production Company, Jim Hogg County, 4 thousand reported
  • GARCIA M. M. 'D' — oil, Trap Rock Oil Company, Starr County, 4 thousand reported
  • MAUCH — oil, Welder Exploration & Prod., Inc., San Patricio County, 4 thousand reported
  • BNP — gas, Saxum Oil & Gas, LLC, Kenedy County, 4 thousand reported
  • BRISCOE "E-70" — oil, Pacific Operators, Inc., Webb County, 4 thousand reported
  • KENEDY, JOHN G. JR. "H" — gas, Exxon Corp., Kenedy County, 4 thousand reported
  • H.I. PALAFOX — gas, High Island Oil Corporation, Webb County, 4 thousand reported
  • ADAMS ESTATE — oil, Aransas DRLG & Workover Co Inc, San Patricio County, 4 thousand reported
  • CHESTNUT, F. E. — oil, Smith Production Inc., Hidalgo County, 4 thousand reported
  • PARR — oil, Bridwell Oil Co., Duval County, 4 thousand reported
  • HAGIST RANCH 268 — gas, Gillring Oil Company, Duval County, 4 thousand reported
  • LA BRISA RANCH 907 — gas, Trap Rock Oil Company, Starr County, 4 thousand reported
  • ARRIETA GAS UNIT — gas, Newgulf Petroleum, LLC, Jim Wells County, 4 thousand reported
  • GUERRA — gas, Edge Petroleum Oper. Co., Inc., Hidalgo County, 4 thousand reported
  • MARTIN, J. C. — gas, Esenjay Petroleum Corp., Webb County, 4 thousand reported
  • DOUGHERTY, M. P. — gas, BNP Petroleum Corporation, Hidalgo County, 4 thousand reported
  • WELDER, J.F. HEIRS — gas, Satex Energy, Inc., Duval County, 4 thousand reported
  • ALLEY — oil, Conoco Inc., Webb County, 4 thousand reported
  • YTURRIA CATTLE CO. — gas, Franklin, J.W. Oil Operator, Willacy County, 4 thousand reported
  • STATE OF TEXAS — gas, Hanson Production Company, Starr County, 4 thousand reported
  • BENEVIDES, A. — gas, Price Drilling & Exploration Co., Webb County, 4 thousand reported
  • WHATLEY, BAYLOR — oil, Kebo Oil & Gas, Inc., San Patricio County, 4 thousand reported
  • GARCIA — oil, Live Oak Reserves, Inc., Jim Wells County, 4 thousand reported
  • SARITA FLD OIL & GAS UNIT — oil, Exxon Corp., Kenedy County, 4 thousand reported
  • LONE WOLF UNIT — oil, Rincon Petroleum Corporation, Aransas County, 4 thousand reported
  • KOHLER, V. -A- — gas, Manti Operating Company, Duval County, 4 thousand reported
  • GUERRA, A. M. — gas, Kebo Oil & Gas, Inc., Starr County, 4 thousand reported
  • PURL, OLLIE — gas, Pennzoil Exploration & Prod. Co., Nueces County, 4 thousand reported
  • BOSTON TEXAS LAND TRUST #5 — gas, Legacy Corporation, The, Hidalgo County, 4 thousand reported
  • R J KLEBERG JR TR, QUITERIA PAST — oil, Exxon Mobil Corporation, Brooks County, 4 thousand reported
  • CANALES, A.T. — gas, Oryx Energy Company, Kleberg County, 4 thousand reported
  • I.B. GUTIERREZ ET AL — oil, Holbein & Wright Resources Inc., Jim Hogg County, 4 thousand reported
  • YEAGER, AGNES J. — oil, Fox, Hewitt B., Inc., Nueces County, 4 thousand reported
  • WALKER "B" — oil, Lindenmuth & Associates, Inc., Nueces County, 4 thousand reported
  • GATES E — gas, Kerns O & G, Inc., Webb County, 4 thousand reported
  • MCGILL BROS. — gas, Exxon Corp., Brooks County, 4 thousand reported
  • GWOSDZ, JAMES UNIT — gas, Null, W.M. Operations, Inc., Jim Wells County, 4 thousand reported
  • BEYER — oil, Edge Petroleum Oper. Co., Inc., San Patricio County, 4 thousand reported
  • SULO-PETERS — gas, Panola Corporation, The, Duval County, 4 thousand reported
  • MARGO/PENA — oil, Mortimer Production Company, Starr County, 4 thousand reported
  • RACHAL FOUNDATION — gas, Huber Energy L.P., Webb County, 4 thousand reported
  • MILLER UNIT — gas, American Cometra, Inc., Nueces County, 4 thousand reported
  • WARDNER D — gas, Sarrita Oil Co., Inc., Starr County, 4 thousand reported
  • WELDER HEIRS SW ODEM — gas, Eog Resources, Inc., San Patricio County, 4 thousand reported
  • MARCHBANKS-CADENA — oil, Magnum Producing, LP, Duval County, 4 thousand reported
  • LAUREL, SERGIO — gas, Enron Oil & Gas Company, Zapata County, 4 thousand reported
  • WILLAMAR COMMUNITY "U" — oil, Citation Oil & Gas Corp., Willacy County, 4 thousand reported
  • DCR 57 — oil, Sonat Exploration Co. - Houston, Duval County, 4 thousand reported
  • CANTU — oil, Dewbre Petroleum Corporation, Willacy County, 4 thousand reported
  • DUVAL COUNTY RANCH CO. "K" — gas, Exxon Corp., Duval County, 4 thousand reported
  • CLEOPATRA — gas, White Oak Operating Company LLC, Starr County, 4 thousand reported
  • TEXACO FEE GUERRA C — gas, Metano Energy, LP, Starr County, 4 thousand reported
  • ELLIFF, J.S. — gas, Union Pacific Resources Company, Nueces County, 4 thousand reported
  • WARDNER, G. P. — gas, Union Pacific Resources Company, Nueces County, 4 thousand reported
  • PARKER, C. C. "A" — gas, Texaco E & P Inc., San Patricio County, 4 thousand reported
  • TEXON ROYALITY CO. — gas, Union Pacific Resources Company, Nueces County, 4 thousand reported
  • BAKER, KATHERINE K. — gas, Richman Petroleum Corp., San Patricio County, 4 thousand reported
  • GUERRA GAS UNIT "A" — gas, Coastal Oil & Gas Corporation, Starr County, 4 thousand reported
  • H & F PROPERTIES — oil, Triple L Oil Company, Nueces County, 4 thousand reported
  • CHARBA — oil, Tri-C Resources, Inc., Nueces County, 4 thousand reported
  • CONOCO-RINCON UNIT — oil, Conoco Inc., Starr County, 4 thousand reported
  • TEXACO-DCRC — oil, Manley, John D. III, Oper., Inc, Duval County, 4 thousand reported
  • PALMER STATE 348 — oil, Brigham Oil & Gas, L.P., Brooks County, 4 thousand reported
  • DUVAL COUNTY RANCH CO. -B- — oil, Ford, Edmond J., JR., Duval County, 4 thousand reported
  • HEIN BROS. — oil, Southwest Oil & Land, Inc., Jim Wells County, 4 thousand reported
  • PETERS "A" — gas, Newport Exploration, Inc., Duval County, 4 thousand reported
  • WELDER HEIRS — gas, Hurd Enterprises, Ltd., Duval County, 4 thousand reported
  • FEE 687 — oil, Devon Energy Production Co, L.P., Nueces County, 4 thousand reported
  • EAST, A. K. — oil, Transfuel Resources Company, Jim Hogg County, 4 thousand reported
  • CITY OF PORTLAND GAS UNIT C — gas, Bell, Kelly Inc., San Patricio County, 4 thousand reported
  • MESTENA — gas, Mortimer Exploration Company, Brooks County, 4 thousand reported
  • WELDER HRS. — oil, Pyramid Energy, Inc., Duval County, 4 thousand reported
  • LACY GAS UNIT — oil, Southwest Oil & Land, Inc., Hidalgo County, 4 thousand reported
  • WELDON — oil, Cummins & Walker Oil Co., Inc., Jim Wells County, 4 thousand reported
  • VELA, L. G. — gas, Tesoro E&P Company, L.P., Zapata County, 4 thousand reported
  • BENAVIDES, ROSA V. A1 — gas, Conoco Inc., Webb County, 4 thousand reported
  • WHITE POINT DEVELOPMENT CO — gas, MPG Petroleum, Inc., San Patricio County, 4 thousand reported
  • WELDER HEIRS 1-381 — oil, Suemaur Exploration, Inc., Duval County, 4 thousand reported
  • DCRC "3B" — gas, Killam Oil Co., Ltd., Webb County, 4 thousand reported
  • SAENZ — oil, Green Exploration Company, Duval County, 4 thousand reported
  • BRISCOE "E" — gas, ST. Mary Land & Exploration Co., Webb County, 4 thousand reported
  • SLICK ESTATE '527' — oil, Dewbre Petroleum Corporation, Starr County, 4 thousand reported
  • SEELIGSON UNIT — gas, Oryx Energy Company, Jim Wells County, 4 thousand reported
  • K.M.F. — gas, 39 Crude, L.C., Jim Hogg County, 4 thousand reported
  • KOHLER, V. "A" — gas, Exxon Corp., Duval County, 4 thousand reported
  • BAYDER-MONTGOMERY, E. — gas, Petroleum Resource Management Co, San Patricio County, 4 thousand reported
  • BRISCOE "J" — gas, SM Energy Company, Webb County, 4 thousand reported
  • ESTELL, MARY KING — oil, Kamlok Oil & Gas, Inc., Nueces County, 4 thousand reported
  • PEDRAZA — gas, PG&E Resources Company, Hidalgo County, 4 thousand reported
  • GARCIA, ESTELLA -A- — gas, Costilla Energy, Inc., Duval County, 4 thousand reported
  • BRAMAN-MORGAN PROPERTIES "A" — gas, Eog Resources, Inc., Nueces County, 4 thousand reported
  • MCGILL BROS. — gas, Exxon Corp., Brooks County, 4 thousand reported
  • GUTIERREZ, GLORIA IRIS — oil, Fanion Production Co., Jim Hogg County, 4 thousand reported
  • SAUNDERS — gas, Prime Operating Company, Webb County, 4 thousand reported
  • LAUGHLIN ESTATE — oil, Kibbe, Anna S., Jim Wells County, 4 thousand reported
  • FLORES, E. — gas, Newman Operating Company, Zapata County, 4 thousand reported
  • M.M. GARCIA 'D' — gas, Trap Rock Oil, Ltd., Starr County, 4 thousand reported
  • NOLL SAND GAS UNIT — gas, Coastal Oil & Gas Corporation, Brooks County, 4 thousand reported
  • MAYFIELD — gas, Ceniza Petroleum, Inc., San Patricio County, 4 thousand reported
  • SMITH, F.J. — oil, Dinero Oil Corporation, Nueces County, 4 thousand reported
  • STARR BRITE — gas, Tidal Petroleum, Inc., Duval County, 4 thousand reported
  • MARTINEZ -B- — oil, Samedan Oil Corporation, Starr County, 4 thousand reported
  • THOMPSON, J.A. — gas, Plains Resources Inc., Nueces County, 4 thousand reported
  • DARE-BARLOW — oil, Western Gulf Oil & Gas Inc., Nueces County, 4 thousand reported
  • PETERS "K" — oil, Panola Corporation, The, Duval County, 4 thousand reported
  • BILLINGS — oil, Sanchez Oil & Gas Corporation, Webb County, 4 thousand reported
  • KILLAM MINERAL FEE SEC. 189 'D' — oil, Killam Oil Co., Ltd., Duval County, 4 thousand reported
  • KING, RICHARD — gas, Kamlok Oil & Gas, Inc., Nueces County, 4 thousand reported
  • WELDER, E. H. — oil, Cummins & Walker Oil Co., Inc., San Patricio County, 4 thousand reported
  • LOPEZ GAS UNIT — gas, Metano Energy, LP, Starr County, 4 thousand reported
  • KILLAM AND HURD FEE 2005 — gas, Killam Oil Co., Ltd., Webb County, 4 thousand reported
  • LUBY, J. P. — oil, Texaco E & P Inc., Nueces County, 4 thousand reported
  • DUVAL RANCH '79' — oil, Killam Oil Co., Ltd., Duval County, 4 thousand reported
  • MOSSER ET AL — gas, Cal-Tex Operations, Jim Wells County, 4 thousand reported
  • SHAEFFER RANCH — oil, Moose Oil & Gas Co., Jim Wells County, 4 thousand reported
  • EDGERTON — oil, L & B Oil And Gas Equipment, LLC, Starr County, 4 thousand reported
  • GREEN & MANNING GAS UNIT #2 — gas, J. & M. Well Service, Inc., Starr County, 4 thousand reported
  • ADAMI 340 — gas, Brammer Engineering, Inc., Webb County, 4 thousand reported
  • CERRITO LAND COMPANY 1389 — oil, Lewis Petro Properties, Inc., Webb County, 4 thousand reported
  • YTURRIA — oil, Risco La Sara Operations, LLC, Willacy County, 4 thousand reported
  • LA BLANCA GAS UNIT — gas, Shell Western E&P Inc., Hidalgo County, 4 thousand reported
  • KING RANCH BORREGOS — gas, Exxon Corp., Kleberg County, 4 thousand reported
  • ST. NUECES BAY -ABC- GAS UNIT — gas, Comstock Oil & Gas, Inc., San Patricio County, 4 thousand reported
  • GUERRA, A. E. — oil, Texaco E & P Inc., Hidalgo County, 4 thousand reported
  • WELDER, R. H. -B- — oil, Marathon Oil Company, San Patricio County, 4 thousand reported
  • WELDER CXO — gas, Consolidated Petro Ptnrs I, LLC, San Patricio County, 4 thousand reported
  • MARTIN — oil, Western Gulf Oil & Gas, LLC, Nueces County, 4 thousand reported
  • MILLER WEST — oil, Magnum Producing, LP, Duval County, 4 thousand reported
  • SLICK, T. B. STATE "H" 536 — oil, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 4 thousand reported
  • THOMAS — oil, American Shoreline, Inc., San Patricio County, 4 thousand reported
  • VIBORAS FIELD GAS UNIT #1 — gas, Exxon Corp., Brooks County, 4 thousand reported
  • PEREZ "A" UNIT — oil, Rowden Oil & Gas, Inc., Webb County, 4 thousand reported
  • THIGPEN GAS UNIT — gas, Parker, Robert Production, Inc., Jim Wells County, 4 thousand reported
  • GUERRA, R. R. PARTNERSHIP, ET AL — gas, Epstein, Edwin A JR Oper Co Inc, Starr County, 4 thousand reported
  • CNG GAS UNIT VI — gas, Fidelity Explor. & Prod. Co., Hidalgo County, 4 thousand reported
  • VAELLO — gas, Savage Exploration, Inc., Duval County, 4 thousand reported
  • T. B. SLICK EST. A-527 — gas, Kerr-Mcgee Oil & Gas Onshore LLC, Starr County, 4 thousand reported
  • WELDER, J. F., HEIRS -C- — oil, Texas Southern Petroleum Corp., Duval County, 4 thousand reported
  • RAMIREZ, JULIAN R., EST. -A- — oil, Ray JR. Co., Inc., Zapata County, 4 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.