Oil and gas leases in Hartley County

Hartley County, Texas has 181 oil and gas leases with production on file at the Railroad Commission, all of them in Commission district 10. 62 of them are oil leases and 119 are gas leases. Between them they carry 226 wellbores. Reported volumes run from January 1993 to August 2026 and come to 9.1 million barrels of oil and 71.2 million Mcf of gas. 35 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 Hartley County

How many oil and gas leases are in Hartley County?: Hartley County has 181 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has Hartley County produced?: Leases in Hartley County have reported 9,087,877 barrels of oil (bbl) and 71,211,398 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between January 1993 and August 2026.
Who are the biggest operators in Hartley County?: Phillips Petroleum Company operates 47 of the 181 producing leases in Hartley County, more than any other operator on record with the Railroad Commission of Texas.
How many operators are active in Hartley County?: 35 operators file production returns for leases in Hartley County.
How much are mineral rights in Hartley County worth?: There is no single figure: what a mineral or royalty interest in Hartley County is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 181 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.

Operators here

The company that runs the wells and issues the royalty cheque.

Phillips Petroleum Company — 47 leases
Mesa Operating Ltd Partnership — 29 leases
Fortay, Inc. — 16 leases
Exxon Corp. — 14 leases
DDD Exploration, Inc. — 8 leases
Cambridge Production, Inc. — 7 leases
Travelers Oil Company — 7 leases
Pioneer Natural Res. USA, Inc. — 6 leases
Mortimer Exploration Company — 5 leases
Conocophillips Company — 4 leases
Continental Trend Resources, Inc — 4 leases
Pantera Energy Company — 4 leases
Corlena Oil Company — 3 leases
Bayou Oil Co. — 2 leases
Future Petroleum Company LLC — 2 leases
Harco Operating — 2 leases
Laredo Petroleum, Inc. — 2 leases
Le Norman Operating LLC — 2 leases
Adams Affiliates, Inc. — 1 lease
Adams, K. S. JR. — 1 lease
Bryan Exploration Company — 1 lease
Dunigan Operating Company, Inc. — 1 lease
Estacado Energy, Inc. — 1 lease
H & L Exploration Company, LLC — 1 lease
Herrmann, J.B. — 1 lease
Maxus Exploration Company — 1 lease
Mge Resources, Inc. — 1 lease
MRR Oil Inc. — 1 lease
R.E.D. Resources, Inc. — 1 lease
Samson Resources Company — 1 lease
Spindletop Oil & Gas Company — 1 lease
Sunlight Exploration, Inc. — 1 lease
Valpoint Operating, LLC — 1 lease
Viola Prod., Inc. — 1 lease
Werner Oil, Inc. — 1 lease

Railroad Commission districts

District 10 — 181 leases

Leases

BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 4.4 million reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 3.3 million reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 2.9 million reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 2.8 million reported
BIVINS — gas, Pioneer Natural Res. USA, Inc., Hartley County, 2.8 million reported
GORDON — gas, Phillips Petroleum Company, Hartley County, 2.6 million reported
BIVINS — gas, Pioneer Natural Res. USA, Inc., Hartley County, 2.2 million reported
POWELL, KENNETH L. ESTATE — oil, Exxon Corp., Hartley County, 1.9 million reported
BIVINS — gas, Pioneer Natural Res. USA, Inc., Hartley County, 1.7 million reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 1.7 million reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 1.6 million reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 1.5 million reported
INA — gas, Phillips Petroleum Company, Hartley County, 1.5 million reported
INA — gas, Phillips Petroleum Company, Hartley County, 1.3 million reported
PLONER — gas, Conocophillips Company, Hartley County, 1.2 million reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 1.2 million reported
READ ESTATE — gas, Cambridge Production, Inc., Hartley County, 1.1 million reported
BALFOUR — gas, Phillips Petroleum Company, Hartley County, 985 thousand reported
SON — gas, Phillips Petroleum Company, Hartley County, 956 thousand reported
SILBERBERG — gas, Cambridge Production, Inc., Hartley County, 924 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 924 thousand reported
LATHEM, GLEN O. UNIT — oil, Exxon Corp., Hartley County, 913 thousand reported
JOY — gas, Phillips Petroleum Company, Hartley County, 890 thousand reported
TERRY — gas, Phillips Petroleum Company, Hartley County, 874 thousand reported
WARE — gas, Phillips Petroleum Company, Hartley County, 828 thousand reported
INA — gas, Conocophillips Company, Hartley County, 826 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 821 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 814 thousand reported
BALF — gas, Phillips Petroleum Company, Hartley County, 797 thousand reported
COLLINS — gas, Phillips Petroleum Company, Hartley County, 790 thousand reported
REED — gas, Bryan Exploration Company, Hartley County, 790 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 789 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 740 thousand reported
DUDLEY — gas, Phillips Petroleum Company, Hartley County, 729 thousand reported
BALFOUR — gas, Phillips Petroleum Company, Hartley County, 724 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 691 thousand reported
LESLIE — gas, Phillips Petroleum Company, Hartley County, 689 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 680 thousand reported
AMES — gas, Phillips Petroleum Company, Hartley County, 676 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 671 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 643 thousand reported
KENNETH L. POWELL ESTATE UNIT — oil, Exxon Corp., Hartley County, 631 thousand reported
TOOKER — gas, Phillips Petroleum Company, Hartley County, 615 thousand reported
MCCRORY — gas, Cambridge Production, Inc., Hartley County, 605 thousand reported
EVE — gas, Phillips Petroleum Company, Hartley County, 602 thousand reported
INA — gas, Conocophillips Company, Hartley County, 592 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 589 thousand reported
FROST — gas, Cambridge Production, Inc., Hartley County, 584 thousand reported
BALFOUR — gas, Phillips Petroleum Company, Hartley County, 583 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 563 thousand reported
BALFOUR — gas, Phillips Petroleum Company, Hartley County, 543 thousand reported
DUDLEY — gas, Phillips Petroleum Company, Hartley County, 524 thousand reported
BRYANT, MALCOLM — oil, Fortay, Inc., Hartley County, 510 thousand reported
BALF — gas, Travelers Oil Company, Hartley County, 498 thousand reported
POWELL, KENNETH L. ESTATE "D" — oil, Exxon Corp., Hartley County, 495 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 494 thousand reported
BALFOUR — gas, Phillips Petroleum Company, Hartley County, 468 thousand reported
BIVINS, F. F. — gas, Phillips Petroleum Company, Hartley County, 457 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 454 thousand reported
ROYS — gas, Pantera Energy Company, Hartley County, 431 thousand reported
QUEEN — gas, Conocophillips Company, Hartley County, 431 thousand reported
BARRICK — gas, Samson Resources Company, Hartley County, 416 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 409 thousand reported
POWELL D-3 UNIT — oil, Exxon Corp., Hartley County, 408 thousand reported
BALFOUR — gas, Phillips Petroleum Company, Hartley County, 398 thousand reported
SMITH, ARLIE — gas, Travelers Oil Company, Hartley County, 397 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 384 thousand reported
INA — gas, Phillips Petroleum Company, Hartley County, 368 thousand reported
BIVINS — gas, Pioneer Natural Res. USA, Inc., Hartley County, 357 thousand reported
DEEN — gas, Cambridge Production, Inc., Hartley County, 345 thousand reported
DREAMS OF OIL — oil, Fortay, Inc., Hartley County, 333 thousand reported
QUEEN — gas, Phillips Petroleum Company, Hartley County, 314 thousand reported
BALFOUR — gas, Phillips Petroleum Company, Hartley County, 305 thousand reported
BALFOUR — gas, Phillips Petroleum Company, Hartley County, 296 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 294 thousand reported
FANGMAN — gas, Mge Resources, Inc., Hartley County, 275 thousand reported
TEDDY — gas, Phillips Petroleum Company, Hartley County, 268 thousand reported
FANGMAN — gas, R.E.D. Resources, Inc., Hartley County, 266 thousand reported
PLONER — gas, Phillips Petroleum Company, Hartley County, 263 thousand reported
BIG BOY — oil, Fortay, Inc., Hartley County, 263 thousand reported
RENA — gas, Phillips Petroleum Company, Hartley County, 253 thousand reported
SEEING IS BELIEVING — oil, Fortay, Inc., Hartley County, 245 thousand reported
FELTZ — gas, Phillips Petroleum Company, Hartley County, 242 thousand reported
ALTHOUSE — gas, Phillips Petroleum Company, Hartley County, 239 thousand reported
BARRICK — gas, Maxus Exploration Company, Hartley County, 238 thousand reported
PROCTOR #1-66 — oil, Corlena Oil Company, Hartley County, 237 thousand reported
WILLIAMSON — gas, Cambridge Production, Inc., Hartley County, 232 thousand reported
JONES, L. W. UNIT — oil, Exxon Corp., Hartley County, 227 thousand reported
HARBERT J. C. — gas, Bayou Oil Co., Hartley County, 222 thousand reported
THE CIRCLE 8 RANCH UNIT D — oil, DDD Exploration, Inc., Hartley County, 213 thousand reported
FRANTZ — oil, Cambridge Production, Inc., Hartley County, 208 thousand reported
LATHEM — oil, Exxon Corp., Hartley County, 207 thousand reported
FELTZ — gas, Pantera Energy Company, Hartley County, 184 thousand reported
PETTY — gas, Phillips Petroleum Company, Hartley County, 181 thousand reported
BIVINS — gas, Pioneer Natural Res. USA, Inc., Hartley County, 179 thousand reported
MARY K. — oil, Dunigan Operating Company, Inc., Hartley County, 177 thousand reported
INA — gas, Phillips Petroleum Company, Hartley County, 175 thousand reported
INA — gas, Travelers Oil Company, Hartley County, 174 thousand reported
HOLT STATE — oil, Continental Trend Resources, Inc, Hartley County, 172 thousand reported
DENA — gas, Phillips Petroleum Company, Hartley County, 171 thousand reported
WALKER RANCH — oil, Mortimer Exploration Company, Hartley County, 168 thousand reported
BAXTER — gas, Pantera Energy Company, Hartley County, 163 thousand reported
INA — gas, Travelers Oil Company, Hartley County, 147 thousand reported
JOSIE — gas, Phillips Petroleum Company, Hartley County, 145 thousand reported
POWELL E UNIT — oil, Exxon Corp., Hartley County, 139 thousand reported
BALFOUR — gas, Travelers Oil Company, Hartley County, 137 thousand reported
THOMPSON E — oil, DDD Exploration, Inc., Hartley County, 137 thousand reported
OSTIA — gas, Phillips Petroleum Company, Hartley County, 135 thousand reported
MANN — gas, Pantera Energy Company, Hartley County, 130 thousand reported
POWELL, KENNETH L. ESTATE B — oil, Exxon Corp., Hartley County, 127 thousand reported
SMITH RANCH — oil, Corlena Oil Company, Hartley County, 124 thousand reported
MODINE — gas, Phillips Petroleum Company, Hartley County, 118 thousand reported
ERADO — gas, Phillips Petroleum Company, Hartley County, 110 thousand reported
SMITH ARLIE — gas, Bayou Oil Co., Hartley County, 110 thousand reported
POWELL, KENNETH L. ESTATE "F" — oil, Exxon Corp., Hartley County, 109 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 107 thousand reported
JOE — gas, Phillips Petroleum Company, Hartley County, 99 thousand reported
BALFOUR — gas, Travelers Oil Company, Hartley County, 91 thousand reported
LATHAM FAMILY UNIT — oil, Exxon Corp., Hartley County, 90 thousand reported
LONESOME DOVE — oil, Valpoint Operating, LLC, Hartley County, 89 thousand reported
BISSELL — gas, Phillips Petroleum Company, Hartley County, 84 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 82 thousand reported
BRYAN — gas, Harco Operating, Hartley County, 78 thousand reported
EASY MONEY — oil, Fortay, Inc., Hartley County, 77 thousand reported
LATHEM FAMILY UNIT "B" — oil, Exxon Corp., Hartley County, 75 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 74 thousand reported
BISSELL — gas, Phillips Petroleum Company, Hartley County, 72 thousand reported
LATHEM MARY K UNIT — oil, Exxon Corp., Hartley County, 67 thousand reported
TEMPIE — gas, Harco Operating, Hartley County, 65 thousand reported
ROLL OF THE DICE — oil, Fortay, Inc., Hartley County, 63 thousand reported
HOWARD 15 — oil, Continental Trend Resources, Inc, Hartley County, 60 thousand reported
BALFOUR — gas, Phillips Petroleum Company, Hartley County, 59 thousand reported
WALKER RANCH #3 — oil, Mortimer Exploration Company, Hartley County, 58 thousand reported
THOMPSON UNIT A — oil, DDD Exploration, Inc., Hartley County, 56 thousand reported
HARTLEY — oil, Fortay, Inc., Hartley County, 54 thousand reported
BRISBIN 12 — oil, Laredo Petroleum, Inc., Hartley County, 51 thousand reported
DREAM BIG — oil, Fortay, Inc., Hartley County, 50 thousand reported
THOMPSON UNIT B — oil, DDD Exploration, Inc., Hartley County, 47 thousand reported
BALFOUR — gas, Travelers Oil Company, Hartley County, 45 thousand reported
JOANNA — gas, Phillips Petroleum Company, Hartley County, 41 thousand reported
BRYANT, MALCOLM — oil, Fortay, Inc., Hartley County, 38 thousand reported
SHOOT FOR THE STARS — oil, Fortay, Inc., Hartley County, 36 thousand reported
NATIONAL PRAIRIE DAIRY FARMS 3 — gas, Future Petroleum Company LLC, Hartley County, 35 thousand reported
BIVINS — gas, Pioneer Natural Res. USA, Inc., Hartley County, 34 thousand reported
POWELL TRUST SWD — oil, Exxon Corp., Hartley County, 31 thousand reported
K. R. STANLEY 112 — oil, Laredo Petroleum, Inc., Hartley County, 30 thousand reported
WALKER RANCH 136 — oil, Mortimer Exploration Company, Hartley County, 29 thousand reported
BRYANT -11- — oil, Continental Trend Resources, Inc, Hartley County, 28 thousand reported
BRADY — gas, Phillips Petroleum Company, Hartley County, 27 thousand reported
THOMPSON UNIT C — oil, DDD Exploration, Inc., Hartley County, 25 thousand reported
WENGER — gas, Estacado Energy, Inc., Hartley County, 24 thousand reported
MORRISON 8 — oil, Le Norman Operating LLC, Hartley County, 23 thousand reported
DARK HORSE — oil, Fortay, Inc., Hartley County, 21 thousand reported
BIVINS — gas, Spindletop Oil & Gas Company, Hartley County, 21 thousand reported
BIVINS — gas, Herrmann, J.B., Hartley County, 20 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 19 thousand reported
MCLAUGHLIN — gas, Phillips Petroleum Company, Hartley County, 19 thousand reported
BIVINS — gas, Mesa Operating Ltd Partnership, Hartley County, 18 thousand reported
CONSTANT — gas, Phillips Petroleum Company, Hartley County, 13 thousand reported
WALKER RANCH 236 — oil, Mortimer Exploration Company, Hartley County, 12 thousand reported
HOLT 54 — oil, Continental Trend Resources, Inc, Hartley County, 10 thousand reported
COVER — oil, Future Petroleum Company LLC, Hartley County, 9 thousand reported
REYNOLDS CATTLE CO. — oil, Corlena Oil Company, Hartley County, 8 thousand reported
BALFOUR — gas, Phillips Petroleum Company, Hartley County, 8 thousand reported
THUNDERING HERD — oil, Fortay, Inc., Hartley County, 7 thousand reported
DUNBAR — oil, MRR Oil Inc., Hartley County, 5 thousand reported
FORD — gas, Adams, K. S. JR., Hartley County, 5 thousand reported
HOGUE 75-96 WEST — oil, Le Norman Operating LLC, Hartley County, 5 thousand reported
HOLT — oil, H & L Exploration Company, LLC, Hartley County, 4 thousand reported
BAY — gas, Werner Oil, Inc., Hartley County, 3 thousand reported
WALKER RANCH — oil, Mortimer Exploration Company, Hartley County, 3 thousand reported
JOANN UNIT — oil, Fortay, Inc., Hartley County, 2 thousand reported
THE CIRCLE 8 RANCH — oil, DDD Exploration, Inc., Hartley County, 2 thousand reported
JOANN — oil, Fortay, Inc., Hartley County, 1 thousand reported
MICHAEL -15- — oil, Sunlight Exploration, Inc., Hartley County, 1 thousand reported
BIVINS LIT — oil, Adams Affiliates, Inc., Hartley County, 964 reported
HARVEY UNIT — oil, DDD Exploration, Inc., Hartley County, 900 reported
GREEN — oil, Fortay, Inc., Hartley County, 756 reported
THOMPSON — gas, Viola Prod., Inc., Hartley County, 270 reported
LATHEM — oil, Fortay, Inc., Hartley County, 262 reported
FINCH 6 — oil, DDD Exploration, Inc., Hartley County, 242 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.