Oil and gas leases in Mcmullen County — page 9

Mcmullen County, Texas has 2,613 oil and gas leases with production on file at the Railroad Commission. 1,000 of them are oil leases and 1,613 are gas leases. Between them they carry 5,075 wellbores. Reported volumes run from January 1993 to August 2026 and come to 408.4 million barrels of oil and 1.8 billion Mcf of gas. 256 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 Mcmullen County

How many oil and gas leases are in Mcmullen County?
Mcmullen County has 2,613 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has Mcmullen County produced?
Leases in Mcmullen County have reported 408,421,659 barrels of oil (bbl) and 1,775,962,826 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between January 1993 and August 2026.
How many operators are active in Mcmullen County?
256 operators file production returns for leases in Mcmullen County.
How much are mineral rights in Mcmullen County worth?
There is no single figure: what a mineral or royalty interest in Mcmullen County is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 2,613 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 9 of 14

  • BAKER "8" — oil, Parker & Parsley Producing L.P., Mcmullen County, 235 thousand reported
  • FRANKLIN A UNIT — oil, Eog Resources, Inc., Mcmullen County, 234 thousand reported
  • MARTIN MASON HC8 — oil, Chesapeake Operating, L.L.C., Mcmullen County, 234 thousand reported
  • SWR "J" — gas, Swift Energy Operating, LLC, Mcmullen County, 234 thousand reported
  • STS NORTH UNIT 18 — oil, Hunt Oil Company, Mcmullen County, 233 thousand reported
  • HUFF — gas, Swift Energy Company, Mcmullen County, 233 thousand reported
  • BUCHANAN, E. A. — gas, La Ronya Oil & Gas, Mcmullen County, 233 thousand reported
  • NAYLOR JONES UNIT 61 — oil, Eog Resources, Inc., Mcmullen County, 233 thousand reported
  • Y-BAR 170H UNIT — oil, Castlerock Ef Operating LLC, Mcmullen County, 233 thousand reported
  • HUBBERD — gas, Trinity Operating (Usg), LLC, Mcmullen County, 231 thousand reported
  • DISCHER, H.A. -A- — oil, American Exploration Company, Mcmullen County, 230 thousand reported
  • FRANKLIN D UNIT — oil, Eog Resources, Inc., Mcmullen County, 230 thousand reported
  • SBR — gas, Swift Energy Company, Mcmullen County, 230 thousand reported
  • MARTIN MASON UNIT N — oil, Chesapeake Operating, Inc., Mcmullen County, 230 thousand reported
  • SBR — gas, Swift Energy Company, Mcmullen County, 229 thousand reported
  • MARTIN MASON HC3 — oil, Chesapeake Operating, L.L.C., Mcmullen County, 229 thousand reported
  • LINDHOLM/RHODE — gas, Lindholm Oil, Inc., Mcmullen County, 229 thousand reported
  • SOUTH TEXAS SYNDICATE "G" — gas, Whiting Oil And Gas Corporation, Mcmullen County, 229 thousand reported
  • SWR "H" — gas, Swift Energy Company, Mcmullen County, 228 thousand reported
  • GUBBELS UNIT B — oil, Murphy Expl. & Prod. Co. - USA, Mcmullen County, 228 thousand reported
  • WR "A" — gas, Swift Energy Company, Mcmullen County, 228 thousand reported
  • NAYLOR JONES 46 C — oil, Eog Resources, Inc., Mcmullen County, 227 thousand reported
  • MCKENZIE-FOLEY HC3 MCM — oil, Chesapeake Operating, L.L.C., Mcmullen County, 227 thousand reported
  • COUNTISS UNIT I — oil, Chesapeake Operating, Inc., Mcmullen County, 227 thousand reported
  • EDRINGTON, H.C. EST. "I" — gas, Simray Oil & Gas, Inc., Mcmullen County, 226 thousand reported
  • SBR — gas, Swift Energy Company, Mcmullen County, 226 thousand reported
  • MARTIN MASON HC4 — oil, Chesapeake Operating, L.L.C., Mcmullen County, 225 thousand reported
  • FORREST WHEELER 'C' — oil, Comstock Oil & Gas, LP, Mcmullen County, 225 thousand reported
  • TEAL-HOSKINS EFS — oil, Sea Eagle Ford, LLC, Mcmullen County, 224 thousand reported
  • DOBBY J — oil, Eog Resources, Inc., Mcmullen County, 224 thousand reported
  • SOUTH TEXAS SYNDICATE -A- — oil, Whiting Oil And Gas Corporation, Mcmullen County, 223 thousand reported
  • BRACKEN, R. — gas, Swift Energy Company, Mcmullen County, 223 thousand reported
  • BRACKEN "A" — gas, Swift Energy Company, Mcmullen County, 223 thousand reported
  • LINDHOLM GAS UNIT — gas, Goldston Oil Corporation, Mcmullen County, 222 thousand reported
  • SBR — gas, Swift Energy Company, Mcmullen County, 222 thousand reported
  • PAJARITO C — oil, Eog Resources, Inc., Mcmullen County, 222 thousand reported
  • RALPH — oil, Murphy Expl. & Prod. Co. - USA, Mcmullen County, 222 thousand reported
  • HUFF — gas, Swift Energy Operating, LLC, Mcmullen County, 221 thousand reported
  • PEELER C — oil, Hawthorn Energy Partners, LLC, Mcmullen County, 221 thousand reported
  • BRACKEN, R. — gas, Swift Energy Operating, LLC, Mcmullen County, 220 thousand reported
  • WHEELER, CLIFTON — gas, Columbia Energy Properties, Inc., Mcmullen County, 220 thousand reported
  • BAKER, EARL — gas, Cimarex Energy Co. Of Colorado, Mcmullen County, 219 thousand reported
  • TYLER UNIT H — oil, Murphy Expl. & Prod. Co. - USA, Mcmullen County, 219 thousand reported
  • FRANKLIN B UNIT — oil, Eog Resources, Inc., Mcmullen County, 218 thousand reported
  • BOBO A — oil, Gulftex Energy, LLC, Mcmullen County, 218 thousand reported
  • HAYES UNIT — oil, Murphy Expl. & Prod. Co. - USA, Mcmullen County, 217 thousand reported
  • HARTFIEL - DABELGOTT — gas, Padon, Frank B. Oil Oper., Inc., Mcmullen County, 217 thousand reported
  • QUINTANILLA TEAL HC2 — oil, Chesapeake Operating, L.L.C., Mcmullen County, 217 thousand reported
  • SBR — gas, Swift Energy Operating, LLC, Mcmullen County, 217 thousand reported
  • BRACKEN, R. — gas, Swift Energy Operating, LLC, Mcmullen County, 216 thousand reported
  • RALPH EDWARDS HC2 — oil, Chesapeake Operating, L.L.C., Mcmullen County, 216 thousand reported
  • BRACKEN, R. — gas, Swift Energy Company, Mcmullen County, 215 thousand reported
  • VALKYRIE F — oil, Eog Resources, Inc., Mcmullen County, 215 thousand reported
  • PAJARITO E — oil, Eog Resources, Inc., Mcmullen County, 215 thousand reported
  • GRAN TORINO A — gas, Callon (Eagle Ford) LLC, Mcmullen County, 215 thousand reported
  • HUFF — gas, Swift Energy Operating, LLC, Mcmullen County, 213 thousand reported
  • DUN B — oil, Eog Resources, Inc., Mcmullen County, 213 thousand reported
  • SBR — gas, Swift Energy Company, Mcmullen County, 213 thousand reported
  • Y-BAR UNIT C — oil, Murphy Expl. & Prod. Co. - USA, Mcmullen County, 213 thousand reported
  • Y BAR — gas, Broad Oak Energy, Inc., Mcmullen County, 211 thousand reported
  • DOBBY K — oil, Eog Resources, Inc., Mcmullen County, 210 thousand reported
  • BOBO D — oil, Gulftex Energy, LLC, Mcmullen County, 210 thousand reported
  • BRACKEN "A" — gas, Swift Energy Company, Mcmullen County, 210 thousand reported
  • RANCHO TRES HIJOS "B" — gas, Trinity Operating (Usg), LLC, Mcmullen County, 209 thousand reported
  • PAJARITO B — oil, Eog Resources, Inc., Mcmullen County, 209 thousand reported
  • FOX EDWARDS HC1 — oil, Ineos USA Oil & Gas LLC, Mcmullen County, 209 thousand reported
  • NAYLOR JONES 46 A — oil, Eog Resources, Inc., Mcmullen County, 207 thousand reported
  • HORTON, R.P. -A- — oil, Welhausen Operating Co., Inc., Mcmullen County, 207 thousand reported
  • RANCHO TRES HIJOS "B" — gas, Trinity Operating (Usg), LLC, Mcmullen County, 207 thousand reported
  • LINDHOLM GU 86 — gas, BP America Production Company, Mcmullen County, 207 thousand reported
  • Y-BAR 160H UNIT — oil, Castlerock Ef Operating LLC, Mcmullen County, 207 thousand reported
  • GLORIA WHEELER 'E' — gas, Trinity Operating (Usg), LLC, Mcmullen County, 206 thousand reported
  • PAJARITO A — oil, Eog Resources, Inc., Mcmullen County, 206 thousand reported
  • RUTHERFORD, W. C "A" — oil, American Exploration Company, Mcmullen County, 206 thousand reported
  • TEAL-HOSKINS A EFS — oil, Sea Eagle Ford, LLC, Mcmullen County, 206 thousand reported
  • QUINTANILLA - JCB — oil, Welhausen Operating Company, LP, Mcmullen County, 205 thousand reported
  • BRACKEN "A" — gas, Dale Operating Company, Mcmullen County, 203 thousand reported
  • SOUTH TEXAS SYNDICATE -A- — oil, Swift Energy Company, Mcmullen County, 203 thousand reported
  • SAN MIGUEL RANCH EF A — oil, Silverbow Resources Oper, LLC, Mcmullen County, 203 thousand reported
  • FOSTER — oil, Dreyfus, Louis Natural Gas Corp, Mcmullen County, 203 thousand reported
  • MUSTANG — gas, Callon (Eagle Ford) LLC, Mcmullen County, 202 thousand reported
  • FOUR K PARTNERS L — oil, Eog Resources, Inc., Mcmullen County, 200 thousand reported
  • TYLER RANCH UNIT — gas, Manti Operating Company, Mcmullen County, 200 thousand reported
  • SBR — gas, Swift Energy Operating, LLC, Mcmullen County, 200 thousand reported
  • HENRY, A.L. — oil, American Exploration Company, Mcmullen County, 199 thousand reported
  • RHODE RANCH — gas, Hurd Enterprises, Ltd., Mcmullen County, 199 thousand reported
  • ZR UNIT "B" — gas, Swift Energy Company, Mcmullen County, 198 thousand reported
  • ALAMO NATIONAL BANK TRUSTEE — gas, Vintage Petroleum, Inc., Mcmullen County, 198 thousand reported
  • PAJARITO D — oil, Eog Resources, Inc., Mcmullen County, 197 thousand reported
  • BRACKEN, R. — gas, Swift Energy Operating, LLC, Mcmullen County, 197 thousand reported
  • MCCLAUGHERTY, I.O. — gas, Swift Energy Operating, LLC, Mcmullen County, 197 thousand reported
  • SBR — gas, Swift Energy Company, Mcmullen County, 197 thousand reported
  • VICKNAIR — gas, Finley Resources, Inc., Mcmullen County, 197 thousand reported
  • BOBO B — oil, Gulftex Energy, LLC, Mcmullen County, 197 thousand reported
  • NICHOLS — oil, Chesapeake Operating, Inc., Mcmullen County, 197 thousand reported
  • BOBO C — oil, Gulftex Energy, LLC, Mcmullen County, 196 thousand reported
  • DUN A — oil, Eog Resources, Inc., Mcmullen County, 196 thousand reported
  • BRACKEN, R. — gas, Swift Energy Company, Mcmullen County, 196 thousand reported
  • SBR — oil, Swift Energy Company, Mcmullen County, 196 thousand reported
  • WHEELER FOLEY UNIT A MCM — oil, Chesapeake Operating, Inc., Mcmullen County, 196 thousand reported
  • MCKENZIE UNIT H — oil, Chesapeake Operating, Inc., Mcmullen County, 196 thousand reported
  • LEE WHEELER -C- — oil, Welhausen Operating Company, LP, Mcmullen County, 195 thousand reported
  • EARL BAKER — gas, Rutherford Oil Corporation, Mcmullen County, 195 thousand reported
  • WOODWARD EFS — oil, Sea Eagle Ford, LLC, Mcmullen County, 195 thousand reported
  • THETFORD-TEAL UNIT NO. 2 — gas, Texcal Energy (GP) LLC, Mcmullen County, 195 thousand reported
  • LINDHOLM C S GAS UNIT — gas, Arco Oil & Gas Co., Mcmullen County, 195 thousand reported
  • ZR "A" — gas, Swift Energy Company, Mcmullen County, 195 thousand reported
  • GLORIA WHEELER 'E' — gas, Trinity Operating (Usg), LLC, Mcmullen County, 194 thousand reported
  • FRAZIER, HAROLD E. — oil, Dreyfus, Louis Natural Gas Corp, Mcmullen County, 194 thousand reported
  • ZAVISCH, H. G. JR. — gas, Marquee Corporation, Mcmullen County, 193 thousand reported
  • DUN F — oil, Eog Resources, Inc., Mcmullen County, 193 thousand reported
  • LINDHOLM FEE — gas, U.S. Enercorp, Ltd., Mcmullen County, 193 thousand reported
  • DOBBY L — oil, Eog Resources, Inc., Mcmullen County, 193 thousand reported
  • THETFORD-TEAL UNIT NO. 1 — gas, Texcal Energy (GP) LLC, Mcmullen County, 193 thousand reported
  • DOBBY N — oil, Eog Resources, Inc., Mcmullen County, 192 thousand reported
  • NICHOLS AWP — oil, Escondido Resources II, LLC, Mcmullen County, 192 thousand reported
  • DUN C — oil, Eog Resources, Inc., Mcmullen County, 192 thousand reported
  • BRACKEN RANCH — gas, Awp Operating Company, Mcmullen County, 191 thousand reported
  • SBR — gas, Swift Energy Operating, LLC, Mcmullen County, 191 thousand reported
  • FRANKLIN C UNIT — oil, Eog Resources, Inc., Mcmullen County, 191 thousand reported
  • ZR "A" — gas, Swift Energy Company, Mcmullen County, 191 thousand reported
  • SWR "N" — gas, Swift Energy Company, Mcmullen County, 191 thousand reported
  • ZR "A" — gas, Swift Energy Company, Mcmullen County, 191 thousand reported
  • SBR — gas, Swift Energy Operating, LLC, Mcmullen County, 189 thousand reported
  • PUDGE DAVIS B — oil, Gulftex Energy, LLC, Mcmullen County, 189 thousand reported
  • DILWORTH RANCH G D — oil, Rosewood Resources, Inc., Mcmullen County, 188 thousand reported
  • MUSTANG — gas, Callon (Eagle Ford) LLC, Mcmullen County, 187 thousand reported
  • FRANKLIN HOME D — oil, Gulftex Energy, LLC, Mcmullen County, 187 thousand reported
  • FOX CREEK UNIT G — oil, Chesapeake Operating, Inc., Mcmullen County, 187 thousand reported
  • POWERSG-GS-WSU-WS-MWS (SA) A3 — oil, Repsol Oil & Gas USA, LLC, Mcmullen County, 187 thousand reported
  • SCOTT FOUNDATION — gas, Hollimon Oil Corporation, Mcmullen County, 186 thousand reported
  • BRACKEN NORTH — gas, Rosewood Resources, Inc., Mcmullen County, 186 thousand reported
  • RANCHO TRES HIJOS "B" — gas, Trinity Operating (Usg), LLC, Mcmullen County, 186 thousand reported
  • WHITEHURST — gas, Swift Energy Company, Mcmullen County, 186 thousand reported
  • FORREST WHEELER B 10 — oil, BHP Billiton Pet(Txla Op) Co, Mcmullen County, 185 thousand reported
  • STS NORTH UNIT 13 — oil, Hunt Oil Company, Mcmullen County, 184 thousand reported
  • SHENKIR, H. — oil, American Exploration Company, Mcmullen County, 184 thousand reported
  • TOM FRANKLIN E — oil, Gulftex Energy, LLC, Mcmullen County, 184 thousand reported
  • WR "A" — gas, Swift Energy Company, Mcmullen County, 184 thousand reported
  • MAHONEY UNIT — oil, Marathon Oil Ef LLC, Mcmullen County, 184 thousand reported
  • EDRINGTON, H. C. EST. "I" — gas, Simray Oil & Gas, Inc., Mcmullen County, 183 thousand reported
  • DILWORTH RANCH G C — oil, Rosewood Resources, Inc., Mcmullen County, 182 thousand reported
  • SBR — gas, Swift Energy Company, Mcmullen County, 182 thousand reported
  • BRACKEN "A" — gas, Swift Energy Operating, LLC, Mcmullen County, 182 thousand reported
  • DOBBY Q — oil, Eog Resources, Inc., Mcmullen County, 182 thousand reported
  • DUN D — oil, Eog Resources, Inc., Mcmullen County, 181 thousand reported
  • ATKINSON, J.W. -C- — oil, Cologne Production Company, Mcmullen County, 181 thousand reported
  • ZR "A" — gas, Swift Energy Company, Mcmullen County, 181 thousand reported
  • RANCHO TRES HIJOS ALLOCATION A — oil, Trinity Operating (Usg), LLC, Mcmullen County, 180 thousand reported
  • PUDGE DAVIS C — oil, Gulftex Energy, LLC, Mcmullen County, 180 thousand reported
  • SWR — gas, Swift Energy Company, Mcmullen County, 180 thousand reported
  • FIVE - ROOS — gas, Stinger Oil & Gas Inc., Mcmullen County, 180 thousand reported
  • SBR — gas, Swift Energy Operating, LLC, Mcmullen County, 180 thousand reported
  • ZR "A" — gas, Swift Energy Company, Mcmullen County, 180 thousand reported
  • COOK UNIT — oil, Eog Resources, Inc., Mcmullen County, 180 thousand reported
  • MARTIN STATE GAS UNIT — gas, Hurd Enterprises, Ltd., Mcmullen County, 180 thousand reported
  • QUINTANILLA TEAL UNIT I MCM — oil, Chesapeake Operating, Inc., Mcmullen County, 179 thousand reported
  • WHITEHURST — gas, Swift Energy Operating, LLC, Mcmullen County, 179 thousand reported
  • DILWORTH RANCH G A — oil, Rosewood Resources, Inc., Mcmullen County, 179 thousand reported
  • ASPEN D — oil, Eog Resources, Inc., Mcmullen County, 179 thousand reported
  • PUDGE DAVIS A — oil, Gulftex Energy, LLC, Mcmullen County, 177 thousand reported
  • STS NORTH UNIT 14 — oil, Hunt Oil Company, Mcmullen County, 177 thousand reported
  • BEARD, HENRY B. — oil, Portal Energy Corporation, Mcmullen County, 177 thousand reported
  • SAN MIGUEL RANCH EF C — oil, Silverbow Resources Oper, LLC, Mcmullen County, 176 thousand reported
  • CAMARO POENISCH A3 — oil, Ridgemar Energy Operating, LLC, Mcmullen County, 176 thousand reported
  • SBR — gas, Swift Energy Company, Mcmullen County, 176 thousand reported
  • J. RAYES A UNIT — oil, Carrizo Oil & Gas, Inc., Mcmullen County, 176 thousand reported
  • MORGAN, T. ET AL — oil, American Exploration Company, Mcmullen County, 176 thousand reported
  • J.C. HENRY — oil, Talisman Energy USA Inc., Mcmullen County, 175 thousand reported
  • HOSTETTER — gas, Texaco E & P Inc., Mcmullen County, 175 thousand reported
  • CRX YBAR E — oil, Castlerock Ef Operating LLC, Mcmullen County, 175 thousand reported
  • DUN G — oil, Eog Resources, Inc., Mcmullen County, 175 thousand reported
  • TOM FRANKLIN B — oil, Gulftex Energy, LLC, Mcmullen County, 174 thousand reported
  • TOM FRANKLIN C — oil, Gulftex Energy, LLC, Mcmullen County, 174 thousand reported
  • TOM FRANKLIN A — oil, Gulftex Energy, LLC, Mcmullen County, 174 thousand reported
  • FORREST WHEELER 'D' — oil, Comstock Oil & Gas, LP, Mcmullen County, 173 thousand reported
  • BRACKEN NORTH B — oil, Rosewood Resources, Inc., Mcmullen County, 173 thousand reported
  • SAN MIGUEL RANCH EF B — oil, Silverbow Resources Oper, LLC, Mcmullen County, 172 thousand reported
  • BRACKEN NORTH C — oil, Rosewood Resources, Inc., Mcmullen County, 172 thousand reported
  • WHITEHURST — gas, Swift Energy Operating, LLC, Mcmullen County, 172 thousand reported
  • MONTEITH — oil, Murphy Expl. & Prod. Co. - USA, Mcmullen County, 171 thousand reported
  • SWR "B" — gas, Swift Energy Company, Mcmullen County, 171 thousand reported
  • E. BAKER 'A' — oil, Rutherford Oil Corporation, Mcmullen County, 171 thousand reported
  • TEAL-HOSKINS B EFS — oil, Sea Eagle Ford, LLC, Mcmullen County, 171 thousand reported
  • RUCKMAN — gas, Camden Resources, Inc., Mcmullen County, 171 thousand reported
  • TOM FRANKLIN D — oil, Gulftex Energy, LLC, Mcmullen County, 171 thousand reported
  • LEWIS — oil, Lakewood Operating, Ltd., Mcmullen County, 170 thousand reported
  • BAKER, EARL — gas, Bridge Oil Company, L. P., Mcmullen County, 170 thousand reported
  • HAT CREEK G — oil, Eog Resources, Inc., Mcmullen County, 170 thousand reported
  • BLACKSTONE — oil, Talisman Energy USA Inc., Mcmullen County, 169 thousand reported
  • LOWE BRIGHTON F — oil, Eog Resources, Inc., Mcmullen County, 169 thousand reported
  • SWR "G" — gas, Swift Energy Operating, LLC, Mcmullen County, 169 thousand reported
  • G.L HAYES, ET AL — gas, Asher Resources, Mcmullen County, 169 thousand reported
  • DUN E — oil, Eog Resources, Inc., Mcmullen County, 169 thousand reported
  • WR "A" — oil, Swift Energy Company, Mcmullen County, 169 thousand reported
  • LINDHOLM 84 — gas, Vastar Resources, Inc., Mcmullen County, 169 thousand reported
  • EVELYN WHEELER — oil, Chesapeake Operating, Inc., Mcmullen County, 169 thousand reported
  • BRACKEN "C" — gas, Swift Energy Operating, LLC, Mcmullen County, 167 thousand reported
  • RANCHO TRES HIJOS "A" — oil, Comstock Oil & Gas, LP, Mcmullen County, 167 thousand reported
  • SBR — gas, Swift Energy Company, Mcmullen County, 167 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.