Oil and gas leases in San Patricio County — page 5

San Patricio County, Texas has 1,284 oil and gas leases with production on file at the Railroad Commission. 440 of them are oil leases and 844 are gas leases. Between them they carry 1,899 wellbores. Reported volumes run from January 1993 to August 2026 and come to 16.0 million barrels of oil and 417.5 million Mcf of gas. 251 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 San Patricio County

How many oil and gas leases are in San Patricio County?: San Patricio County has 1,284 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has San Patricio County produced?: Leases in San Patricio County have reported 16,042,912 barrels of oil (bbl) and 417,529,419 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between January 1993 and August 2026.
How many operators are active in San Patricio County?: 251 operators file production returns for leases in San Patricio County.
How much are mineral rights in San Patricio County worth?: There is no single figure: what a mineral or royalty interest in San Patricio County is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 1,284 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 7

BRAMMER — oil, MPG Petroleum, Inc., San Patricio County, 17 thousand reported
STATE TRACT 975 — gas, Mego Resources, LLC, San Patricio County, 17 thousand reported
BAPTIST FOUNDATION OF TEX, ET AL — oil, Sandalwood Exploration, L.P., San Patricio County, 16 thousand reported
BRANNON GAS UNIT — gas, Eog Resources, Inc., San Patricio County, 16 thousand reported
WELDER "A" — gas, Sandalwood Oil & Gas, Inc., San Patricio County, 16 thousand reported
WELDER, E.H. -E-F- — gas, Chiltipin Production Company, San Patricio County, 16 thousand reported
LANE, S. L. — oil, Texaco E & P Inc., San Patricio County, 16 thousand reported
BRAMMER, J. L., ETAL — oil, Pearl, Bill H. Productions, Inc., San Patricio County, 16 thousand reported
DIX — gas, Laroca Resources, Ltd, San Patricio County, 16 thousand reported
BRUNKS — oil, Puls, W. L., San Patricio County, 16 thousand reported
BAKER, KATHERINE K. — oil, Richman Petroleum Corp., San Patricio County, 16 thousand reported
COGGIN, DANIEL I. JR., ET AL — oil, Geronimo Oil Co., San Patricio County, 16 thousand reported
TAFT GIN AND SEED CO B — oil, Blackland Oil & Gas, San Patricio County, 16 thousand reported
WELDER "A" — oil, Sydri Operating, LLC, San Patricio County, 16 thousand reported
WELDER, J. F. "B" — oil, Smith Production Inc., San Patricio County, 16 thousand reported
WEBB, PATRICIA F. — gas, Allegro Investments, Inc., San Patricio County, 16 thousand reported
FLINN EST. — oil, Inland Ocean, Inc., San Patricio County, 15 thousand reported
PORTLAND OIL UNIT "A" — oil, Bass Enterprises Production Co., San Patricio County, 15 thousand reported
MAYO, J. D. — gas, Carrizo Oil & Gas, Inc., San Patricio County, 15 thousand reported
WELDER, J. F., UNIT — oil, Texaco E & P Inc., San Patricio County, 15 thousand reported
BOMER, E. T. — gas, Texaco E & P Inc., San Patricio County, 15 thousand reported
BARTOSH — gas, Dalen Resources Oil & Gas Co., San Patricio County, 15 thousand reported
NELSON, A.E — oil, Magnum Producing, LP, San Patricio County, 15 thousand reported
FOWLER — oil, Mcdonnold Operating, Inc., San Patricio County, 15 thousand reported
LACY AND CONNALLY — gas, Caskey Oil Prop, San Patricio County, 15 thousand reported
WHITE POINT DEVELOPMENT COMPANY — gas, Score Energy Company, San Patricio County, 14 thousand reported
BURROWS, J.C. & J.S. — gas, Wagner Oil Company, San Patricio County, 14 thousand reported
STATE TRACT 975 — gas, Mego Resources, LLC, San Patricio County, 14 thousand reported
BATOT — oil, Abraxas Production Corporation, San Patricio County, 14 thousand reported
WELDER RANCH — oil, Smith Production Inc., San Patricio County, 14 thousand reported
BOMER, E. T. — gas, Southern Bay Operating, L.L.C., San Patricio County, 14 thousand reported
FLOERKE — gas, ML Resources, Inc., San Patricio County, 14 thousand reported
BAYDER-MONTGOMERY, E. — oil, Nu-San Energy, San Patricio County, 14 thousand reported
MCKAMEY -B- — gas, Oxy USA Inc., San Patricio County, 13 thousand reported
FRED B. JONES ET AL UNIT — gas, Abraxas Production Corporation, San Patricio County, 13 thousand reported
TEX. MED. PROF. BLDG. CORP — gas, Samson Lone Star LP, San Patricio County, 13 thousand reported
WPOG STATE GU — gas, Sanchez-O'Brien Oil & Gas Corp., San Patricio County, 13 thousand reported
SIMS — oil, Harvey Brothers Oil & Gas, San Patricio County, 13 thousand reported
CRYER, M.C. — oil, Dinero Oil Corporation, San Patricio County, 13 thousand reported
WELDER, J.F. UNIT — gas, Energen Resources Corporation, San Patricio County, 13 thousand reported
PROCHASKA OIL UNIT — oil, C & E Operating, Inc., San Patricio County, 13 thousand reported
TELTSCHIK — gas, Clover Energy Corporation, San Patricio County, 13 thousand reported
FISCHER RANCH — oil, Harris Energy Services, LLC, San Patricio County, 12 thousand reported
WELDER, MINNIE S. — oil, Mobil Producing TX. & N.M. Inc., San Patricio County, 12 thousand reported
HUNTER — oil, Anderson Oil Ltd., San Patricio County, 12 thousand reported
WELDER, J. F. HEIRS — oil, Southern Bay Operating, L.L.C., San Patricio County, 12 thousand reported
OELSCHLEGEL, FRANK JR. ET AL — oil, Hughes, Dan A. Company, L.P., San Patricio County, 12 thousand reported
FOWLER, BILL DODD — oil, Coastal Oil & Gas Corporation, San Patricio County, 12 thousand reported
SOLAR — oil, American Shoreline, Inc., San Patricio County, 12 thousand reported
FISHER, ET AL — oil, Suemaur Expl. & Prod., LLC, San Patricio County, 12 thousand reported
FISCHER, NELLIE I. UNIT — oil, Mo-Jon, Inc., San Patricio County, 12 thousand reported
WELDER, MINNIE S. — oil, Mobil Producing TX. & N.M. Inc., San Patricio County, 12 thousand reported
MOORE, W. H. — gas, Dreyfus, Louis Natural Gas Corp, San Patricio County, 12 thousand reported
J. F. WELDER UNIT — gas, Energen Resources Corporation, San Patricio County, 12 thousand reported
WELDER 'G' — oil, Sandalwood Oil & Gas, Inc., San Patricio County, 11 thousand reported
BRITTAIN, J.L. — oil, Pullin Lease Service, Inc., San Patricio County, 11 thousand reported
HUTTO — gas, Hawthorne Oil And Gas Corp., San Patricio County, 11 thousand reported
SOUTHWEST TEXAS CORP — oil, Poco LLC, San Patricio County, 11 thousand reported
COGGIN, DANIEL I.,JR., ET AL — oil, Geronimo Oil Co., San Patricio County, 11 thousand reported
KIRK, W. E. — oil, Hawthorne Oil And Gas Corp., San Patricio County, 11 thousand reported
TAFT PROP — oil, South Central Texas Oil & Gas Co, San Patricio County, 11 thousand reported
WELDER RANCH — oil, Smith Production Inc., San Patricio County, 11 thousand reported
WELDER, MINNIE S — gas, Abraxas Petroleum Corporation, San Patricio County, 11 thousand reported
WPOG STATE GU — gas, Sanchez-O'Brien Oil & Gas Corp., San Patricio County, 11 thousand reported
STATE TRACT 975 — gas, Mego Resources, LLC, San Patricio County, 11 thousand reported
GEORGE, CORNELIA — oil, Ersatz Corporation, San Patricio County, 11 thousand reported
MAUCH-ANGELINE UNIT B — oil, Welder Exploration & Prod., Inc., San Patricio County, 10 thousand reported
WELDER EFH — gas, Welder Exploration & Prod., Inc., San Patricio County, 10 thousand reported
KEETON -B- — gas, Dinero Oil Corporation, San Patricio County, 10 thousand reported
HUNT, J.M. — oil, Welder Exploration & Prod., Inc., San Patricio County, 10 thousand reported
WELDER, MINNIE S. — gas, Mobil Producing TX. & N.M. Inc., San Patricio County, 10 thousand reported
WELDER "D" — oil, Sandalwood Oil & Gas, Inc., San Patricio County, 10 thousand reported
WELDER HEIRS SW ODEM — gas, Eog Resources, Inc., San Patricio County, 10 thousand reported
MCKAMEY — gas, Dreyfus, Louis Natural Gas Corp, San Patricio County, 10 thousand reported
LANE — gas, Wagner Oil Company, San Patricio County, 10 thousand reported
DALEY, IRENE — oil, Brown, George R. Partnership,The, San Patricio County, 10 thousand reported
PYRON, B. J. — oil, Whiting Petroleum Corporation, San Patricio County, 10 thousand reported
WELDER, E.H."C" — gas, Eog Resources, Inc., San Patricio County, 10 thousand reported
SMITH, O.L. — oil, Geronimo Oil Co., San Patricio County, 10 thousand reported
WELDER "C" — gas, Scana Petroleum Resources, Inc., San Patricio County, 10 thousand reported
WELDER RANCH — gas, Smith Production Inc., San Patricio County, 10 thousand reported
JURICA — gas, Xog Operating LLC, San Patricio County, 9 thousand reported
TAFT IMPLEMENT CO. — oil, Cotton, W. L., San Patricio County, 9 thousand reported
WHITE POINT DEVELOPMENT CO. — gas, MPG Petroleum, Inc., San Patricio County, 9 thousand reported
KNOLLE — gas, Gasper Rice Resources, Ltd., San Patricio County, 9 thousand reported
CRITES GAS UNIT — gas, Global Natural Resources Corp., San Patricio County, 9 thousand reported
ROOTS, WALTER — oil, Hallwood Petroleum, Inc., San Patricio County, 9 thousand reported
WELDER, J.F. UNIT — oil, Texaco E & P Inc., San Patricio County, 9 thousand reported
WELDER, MINNIE S. — oil, Mobil Producing TX. & N.M. Inc., San Patricio County, 9 thousand reported
HUNT, J.M. — gas, Harvey, Mike W. Oil & Gas, San Patricio County, 9 thousand reported
BALDWIN -A- — gas, Olsen Energy Inc., San Patricio County, 9 thousand reported
DAWE — oil, Dreyfus, Louis Natural Gas Corp, San Patricio County, 9 thousand reported
CRITES A — gas, Eog Resources, Inc., San Patricio County, 9 thousand reported
STATE TRACT 324 — oil, Cabot Oil & Gas Corporation, San Patricio County, 9 thousand reported
STATE TRACT 975 — oil, Mego Resources, LLC, San Patricio County, 9 thousand reported
ANGELINE — oil, Welder Exploration & Prod., Inc., San Patricio County, 9 thousand reported
J H HARVEY UNIT — oil, Magnum Producing & Operating Co., San Patricio County, 9 thousand reported
WELDER HEIRS, J. F. — oil, Southern Bay Operating, L.L.C., San Patricio County, 9 thousand reported
WELDER "C" — gas, Scana Petroleum Resources, Inc., San Patricio County, 9 thousand reported
WHITE POINT DEVELOPMENT CO. — gas, MPG Petroleum, Inc., San Patricio County, 9 thousand reported
ANGELITA UNIT — oil, Republic Resources, LLC., San Patricio County, 9 thousand reported
ROOTS, JR. W.L. — gas, Dalport Oil Corporation, San Patricio County, 9 thousand reported
FRWL — oil, Poco LLC, San Patricio County, 8 thousand reported
WELDER, J. F. — oil, Smith Production Inc., San Patricio County, 8 thousand reported
FLINN — oil, Magnum Producing, LP, San Patricio County, 8 thousand reported
GERDES — oil, Serra Energy, Inc., San Patricio County, 8 thousand reported
NELSON, A. E. — oil, Triple 'A' Energy, Inc., San Patricio County, 8 thousand reported
WELDER "G" — gas, Sandalwood Oil & Gas, Inc., San Patricio County, 8 thousand reported
HAISLEY — oil, Bargo Energy Company, San Patricio County, 8 thousand reported
MOELLER BALDWIN UNIT — gas, American Shoreline, Inc., San Patricio County, 8 thousand reported
IVEY, B. E. — oil, Mcwilliams Operating Co, San Patricio County, 8 thousand reported
WELDER, R.H. "B" — gas, Marathon Oil Company, San Patricio County, 8 thousand reported
FLINN HEIRS — gas, Fischer Operating Corporation, San Patricio County, 8 thousand reported
HARVEY, J.H. UNIT — oil, Magnum Producing, LP, San Patricio County, 8 thousand reported
CITY OF PORTLAND G. U. -B- — gas, Bell, Kelly Inc., San Patricio County, 8 thousand reported
WELDER, E.H. "C" — gas, Marathon Oil Company, San Patricio County, 8 thousand reported
EWING -G- — oil, TNT Petroleum Company, Inc., San Patricio County, 8 thousand reported
BATOT B — oil, Abraxas Production Corporation, San Patricio County, 8 thousand reported
WILLIAMS, JAMES P. — oil, Harvey, Mike W. Oil & Gas, San Patricio County, 8 thousand reported
STATE TRACT 975 — oil, Mego Resources, LLC, San Patricio County, 8 thousand reported
ASBURY — gas, Slawson Exploration Company, Inc, San Patricio County, 8 thousand reported
EXXON SPEER FEE — gas, Mugg, John D. JR., San Patricio County, 7 thousand reported
LANE, S. L. — gas, Smith Production Inc., San Patricio County, 7 thousand reported
WINSAUER -B- — gas, Legacy Oil & Gas, Inc., San Patricio County, 7 thousand reported
WELDER, EFH — oil, Welder Exploration & Prod., Inc., San Patricio County, 7 thousand reported
TAFT PROP. SYNDICATE — gas, Killam Oil Co., Ltd., San Patricio County, 7 thousand reported
TAFT PROP. SYNDICATE — oil, Killam Oil Company, San Patricio County, 7 thousand reported
CHILTIPIN CREEK STATE TRACT 2 — oil, Intercity Management Corp., San Patricio County, 7 thousand reported
IVEY, BEN E. — oil, Mcwilliams Operating Co, San Patricio County, 7 thousand reported
WELDER — gas, Hazelett Oil, Inc., San Patricio County, 7 thousand reported
HARTZENDORF, ERIC — oil, Reserve Operating Corp., San Patricio County, 7 thousand reported
COGGIN, DANIEL I. JR ET AL — oil, Geronimo Oil Co., San Patricio County, 7 thousand reported
FLINN GAS UNIT — gas, Eog Resources, Inc., San Patricio County, 7 thousand reported
BERRY RANCH — oil, Aurora Resources Corporation, San Patricio County, 7 thousand reported
BAYLOR, BENTLEY — oil, Kebo Oil & Gas, Inc., San Patricio County, 7 thousand reported
PERSON — gas, Reserve Operating Corp., San Patricio County, 7 thousand reported
COGGINS, DANIEL I. JR., ET AL — oil, Geronimo Oil Co., San Patricio County, 7 thousand reported
LITTLE VRANA — oil, Alta Mesa Services, LP, San Patricio County, 7 thousand reported
WELDER, J. F. HEIRS — gas, Smith Production Inc., San Patricio County, 7 thousand reported
FLINN — gas, Mortimer Exploration Company, San Patricio County, 7 thousand reported
SWEASEY, W. O. — gas, Lytle Creek Operating, Inc., San Patricio County, 7 thousand reported
GODWIN, J. W. — oil, Exxon Corp., San Patricio County, 7 thousand reported
SVADLENAK — gas, American Shoreline, Inc., San Patricio County, 7 thousand reported
WELDER EFH — oil, Welder Exploration & Prod., Inc., San Patricio County, 7 thousand reported
WELDER A — oil, Hazelett Oil, Inc., San Patricio County, 7 thousand reported
WELDER — oil, Sydri Operating, LLC, San Patricio County, 7 thousand reported
CITY OF SINTON — oil, Scana Petroleum Resources, Inc., San Patricio County, 6 thousand reported
FLINN HEIRS — oil, Fischer Operating Corporation, San Patricio County, 6 thousand reported
BALDWIN — gas, Olsen Energy Inc., San Patricio County, 6 thousand reported
WELDER, R.H. — oil, Smith Production Inc., San Patricio County, 6 thousand reported
CORPUS CHRISTI BANK & TRUST — oil, Fina Oil & Chemical Company, San Patricio County, 6 thousand reported
CRITES/ MCCORD UNIT — oil, Royal Production Company, Inc., San Patricio County, 6 thousand reported
WELDER, E.H. 'E' — gas, Cummins & Walker Oil Co., Inc., San Patricio County, 6 thousand reported
LLD-MOONRAKER UNIT — oil, Poco LLC, San Patricio County, 6 thousand reported
LANG GAS UNIT — gas, Dominion Oklahoma Texas E&P, Inc, San Patricio County, 6 thousand reported
CRITES GAS UNIT — gas, Royal Production Company, Inc., San Patricio County, 6 thousand reported
HAMON-HARVEY — gas, Magnum Producing & Operating Co., San Patricio County, 6 thousand reported
DIMMICK, A. J. — oil, Synergy Oil & Gas, Inc. (A), San Patricio County, 6 thousand reported
SMITH, ORA L. — gas, Geronimo Oil Co., San Patricio County, 6 thousand reported
WELDER — oil, Oil Coast Corp., San Patricio County, 6 thousand reported
COMPTON, L. A. — gas, Texaco E & P Inc., San Patricio County, 6 thousand reported
WELDER, MINNIE S. — oil, Mobil Producing TX. & N.M. Inc., San Patricio County, 6 thousand reported
WELDER HEIRS, J. F. — gas, Southern Bay Operating, L.L.C., San Patricio County, 6 thousand reported
WELDER "C" — oil, Scana Petroleum Resources, Inc., San Patricio County, 6 thousand reported
TAFT GIN AND SEED CO A — oil, Blackland Oil & Gas, San Patricio County, 6 thousand reported
WELDER, J. F. HEIRS — gas, Smith Production Inc., San Patricio County, 6 thousand reported
BICKHAM — gas, Carter E&P, LLC, San Patricio County, 6 thousand reported
RITCHIE — oil, Frostwood Energy, LLC, San Patricio County, 6 thousand reported
COGGIN, DANIEL I. JR ET AL — gas, Geronimo Oil Co., San Patricio County, 6 thousand reported
JS PETROLEUM-LITTLETON — oil, Allegro Investments, Inc., San Patricio County, 6 thousand reported
IVEY, B.E. — oil, IV L.C., San Patricio County, 5 thousand reported
WELDER, E. H. -E-F- — oil, Chiltipin Production Company, San Patricio County, 5 thousand reported
WRIGHT ESTATE — oil, New Horizon Investments Ltd., San Patricio County, 5 thousand reported
COGGIN, JR.,DANIEL I., ET AL — oil, Geronimo Oil Co., San Patricio County, 5 thousand reported
WELDER, E. H. -C- — oil, Marathon Oil Company, San Patricio County, 5 thousand reported
SOLAR FICKE — oil, Marathon Oil Company, San Patricio County, 5 thousand reported
WEBB — gas, Hunter & Hedrick Production, Inc, San Patricio County, 5 thousand reported
WELDER, J. F. HEIRS — gas, Wagner Oil Company, San Patricio County, 5 thousand reported
BAYDER, E. — gas, Petroleum Resource Management Co, San Patricio County, 5 thousand reported
CITY OF PORTLAND G.U. "B" — oil, Cox Exploration, Inc., San Patricio County, 5 thousand reported
STATE TRACT 974 — oil, Mego Resources, LLC, San Patricio County, 5 thousand reported
WHITE POINT OIL & GAS — gas, Mego Resources, LLC, San Patricio County, 5 thousand reported
SMITH, O. L. — oil, Geronimo Oil Co., San Patricio County, 5 thousand reported
COGGIN, DANIEL I. JR., ET AL — gas, Geronimo Oil Co., San Patricio County, 5 thousand reported
MCCANN, OLA — oil, Triple 'A' Energy, Inc., San Patricio County, 5 thousand reported
HUNT, JEFFREY D. — oil, Dreyfus, Louis Natural Gas Corp, San Patricio County, 5 thousand reported
WELDER, E. H. -C- — gas, Marathon Oil Company, San Patricio County, 5 thousand reported
OLA MCCANN "A" — oil, Magnum Producing, LP, San Patricio County, 5 thousand reported
WELDER, MINNIE S. — oil, Abraxas Production Corporation, San Patricio County, 5 thousand reported
LONDON — gas, Midpar L.P., San Patricio County, 5 thousand reported
J. F. WELDER UNIT — gas, Energen Resources Corporation, San Patricio County, 5 thousand reported
KIESCHNICK — gas, Mogul Energy International, Inc., San Patricio County, 5 thousand reported
KLEPAC, A. J. — oil, Ward, E. B., San Patricio County, 5 thousand reported
WELDER RANCH — gas, Smith Production Inc., San Patricio County, 5 thousand reported
WELDER, EFH — gas, Welder Exploration & Prod., Inc., San Patricio County, 4 thousand reported
WELDER, E. H. — oil, Cummins & Walker Oil Co., Inc., San Patricio County, 4 thousand reported
WHITEPOINT DEVELOPMENT CO. — gas, Score Energy Company, San Patricio County, 4 thousand reported
STEINKRAUS, F — oil, Bettis, Boyle & Stovall, San Patricio County, 4 thousand reported
CRYER, M. C. — oil, Wiser Oil Company, The, San Patricio County, 4 thousand reported
WELCH — oil, American Shoreline, Inc., San Patricio 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.