HEMPHILL (DOUGLAS), District 10, Texas

A field is the Railroad Commission's unit of geology and of regulation. Its spacing rule is what decides how many wells an acreage can hold.

Leases
230
with a page here
Operators
28
Value, all time
$835.8 M
96% of the register's 239
Discovered
1977-09-29
Oil and gas

Our estimate: volumes the operator filed with the Commission, valued at the EIA first-purchase price for that month. It is not a payment anyone received, and it is not a royalty. It sums the 230 leases in this field that have a page here — 96% of the register's 239 — so it understates the field.

Production, 2025

The Railroad Commission's Oil and Gas Annual Report for 2025, its most recent. These are the state's figures for the whole field, not ours.

WellsIn the fieldProducingProduced in 2025Also producedCumulative
Oil171122,757 bbl171,773 mcfcasinghead1,439,832 bblsince discovery
Gas140762,640,803 mcf100,453 bblcondensate137,021,743 mcfsince 1970

The discovery well's oil measured 50.0° API gravity, perforated at 7,936 ft.

Spacing rule

What the Commission requires of a well on this field.

WellsRuleEffectiveFrom the lease lineBetween wellsAcres per unitMax diagonal
GasB2012-08-21467 ft933 ft6409,000 ft
GasO2012-08-21467 ft933 ft1604,500 ft
OilB2012-08-21467 ft933 ft400 ft

Commission remarks: DESIGNATED AS UFT FIELD PER DOCKET #01-0299858.

County

Leases in this field

Every lease here files this field's number with the Commission and has a page on this site.

Showing the 200 largest of 230 leases, by the value we compute. Every one of them is in the sitemap.

LeaseOperatorValue
MADELINE 55-26PRESIDIO PETROLEUM LLC$21.3 M
MADELINE 55-26 APRESIDIO PETROLEUM LLC$17.0 M
AITKENHEAD AMMGL TXPH, LLC$14.5 M
BLACK JACK 14PRESIDIO PETROLEUM LLC$13.1 M
FLOWERSPRESIDIO PETROLEUM LLC$12.7 M
MADELINE 26PRESIDIO PETROLEUM LLC$12.1 M
FLOWERS 'C'PRESIDIO PETROLEUM LLC$11.6 M
FLOWERS 'C'PRESIDIO PETROLEUM LLC$11.0 M
JONES-AMOCOPRESIDIO PETROLEUM LLC$10.8 M
FLOWERS A 27PRESIDIO PETROLEUM LLC$10.8 M
CANTWELLPRESIDIO PETROLEUM LLC$10.2 M
FLOWERS 'C'PRESIDIO PETROLEUM LLC$10.2 M
WAR ADMIRAL 8PRESIDIO PETROLEUM LLC$10.1 M
FLOWERS 'A'PRESIDIO PETROLEUM LLC$10.1 M
FLOWERS UNITPRESIDIO PETROLEUM LLC$10.0 M
ELM CREEK RANCH 47-34UNBRIDLED RESOURCES, LLC$9.9 M
RAMPPRESIDIO PETROLEUM LLC$9.8 M
FLOWERS A 27PRESIDIO PETROLEUM LLC$9.5 M
WALKER 29PRESIDIO PETROLEUM LLC$9.3 M
FLOWERS A 27PRESIDIO PETROLEUM LLC$9.3 M
SAMPLESLE NORMAN OPERATING LLC$9.1 M
BUCKTHALPRESIDIO PETROLEUM LLC$8.9 M
BLACK JACK 14PRESIDIO PETROLEUM LLC$8.8 M
PYEATTPRESIDIO PETROLEUM LLC$8.7 M
WALKER 29LE NORMAN OPERATING LLC$8.5 M
BUCKTHALPRESIDIO PETROLEUM LLC$8.4 M
WALKERPRESIDIO PETROLEUM LLC$8.4 M
FLOWERS 'B'PRESIDIO PETROLEUM LLC$8.4 M
FLOWERS 'C'LE NORMAN OPERATING LLC$7.8 M
POWLEDGEPRESIDIO PETROLEUM LLC$7.6 M
BLACK JACK 14PRESIDIO PETROLEUM LLC$7.5 M
FLOWERS 'A'PRESIDIO PETROLEUM LLC$7.4 M
SHELL FEEPRESIDIO PETROLEUM LLC$7.3 M
OMAHA 15PRESIDIO PETROLEUM LLC$7.3 M
OMAHA 15PRESIDIO PETROLEUM LLC$7.3 M
FLOWERSPRESIDIO PETROLEUM LLC$7.3 M
WALKER 29PRESIDIO PETROLEUM LLC$7.3 M
RAMP 30PRESIDIO PETROLEUM LLC$7.1 M
SPORTSMAN-ABRAHAM 49/32 AMEWBOURNE OIL COMPANY$6.9 M
SAMPLESPRESIDIO PETROLEUM LLC$6.7 M
ANNE 24PRESIDIO PETROLEUM LLC$6.7 M
BUCKTHALPRESIDIO PETROLEUM LLC$6.5 M
SAMPLESPRESIDIO PETROLEUM LLC$6.5 M
SHELL FEE 45PRESIDIO PETROLEUM LLC$6.4 M
WALKER RANCH 10MMGL TXPH, LLC$6.4 M
WALKERPRESIDIO PETROLEUM LLC$6.2 M
YOUNG TRUSTMMGL TXPH, LLC$6.1 M
RAMP WALKER 12MMGL TXPH, LLC$6.0 M
WALKERPRESIDIO PETROLEUM LLC$6.0 M
SHELL FEEPRESIDIO PETROLEUM LLC$5.8 M
RAMP RANCHPRESIDIO PETROLEUM LLC$5.7 M
RAMPPRESIDIO PETROLEUM LLC$5.7 M
PYEATTPRESIDIO PETROLEUM LLC$5.6 M
RAMP 30PRESIDIO PETROLEUM LLC$5.5 M
JONES, MARYMMGL TXPH, LLC$5.5 M
SHELL FEE 13PRESIDIO PETROLEUM LLC$5.5 M
RAMPPRESIDIO PETROLEUM LLC$5.5 M
RAMP WALKER 12MMGL TXPH, LLC$5.4 M
GATLIN 3PRESIDIO PETROLEUM LLC$5.4 M
FLOWERS RANCHPRESIDIO PETROLEUM LLC$5.4 M
FLOWERS 'B'PRESIDIO PETROLEUM LLC$5.4 M
FLOWERS "B"PRESIDIO PETROLEUM LLC$5.4 M
FLOWERS "B"PRESIDIO PETROLEUM LLC$5.3 M
PYEATTPRESIDIO PETROLEUM LLC$5.3 M
WAR ADMIRAL 8PRESIDIO PETROLEUM LLC$5.1 M
FILLINGIMSIDWELL OPERATING COMPANY, L.P.$5.1 M
SPUR 9PRESIDIO PETROLEUM LLC$4.9 M
FISHER ESTATEPRESIDIO PETROLEUM LLC$4.9 M
RAMP WALKER 12MMGL TXPH, LLC$4.8 M
HOOVERUNITED OIL & SHALE LLC$4.8 M
SHELL FEE 13PRESIDIO PETROLEUM LLC$4.7 M
WALKER 29PRESIDIO PETROLEUM LLC$4.7 M
SHELL FEE 19PRESIDIO PETROLEUM LLC$4.7 M
GATLIN 3PRESIDIO PETROLEUM LLC$4.7 M
CANTWELLPRESIDIO PETROLEUM LLC$4.5 M
SHELL FEE 13PRESIDIO PETROLEUM LLC$4.4 M
DAUGHTRY 107PRESIDIO PETROLEUM LLC$4.4 M
SHELL FEE 13PRESIDIO PETROLEUM LLC$4.4 M
CITATION 31PRESIDIO PETROLEUM LLC$4.4 M
FLOWERS "B"LE NORMAN OPERATING LLC$4.3 M
FLOWERS "A"PRESIDIO PETROLEUM LLC$4.3 M
SHELL FEE 13LE NORMAN OPERATING LLC$4.2 M
MARKHAMPRESIDIO PETROLEUM LLC$4.1 M
GATLIN 3PRESIDIO PETROLEUM LLC$4.0 M
RAMP 27FX ENERGY OPERATING, LLC$3.9 M
BUCKTHALPRESIDIO PETROLEUM LLC$3.9 M
SPUR 9LE NORMAN OPERATING LLC$3.9 M
FILLINGIMSIDWELL OPERATING COMPANY, L.P.$3.9 M
PARK 104PRESIDIO PETROLEUM LLC$3.7 M
SHELLBRACKEN OPERATING, L.L.C.$3.7 M
FLOWERS 'D'PRESIDIO PETROLEUM LLC$3.6 M
HOSTUTLERBRACKEN OPERATING, L.L.C.$3.5 M
BUCKTHALPRESIDIO PETROLEUM LLC$3.4 M
WALKER 29PRESIDIO PETROLEUM LLC$3.3 M
FLOWERS "C"TEMPLAR OPERATING LLC$3.2 M
HOSTUTLERUNIT PETROLEUM COMPANY$3.1 M
KIKER 6PRESIDIO PETROLEUM LLC$3.1 M
WALKERPRESIDIO PETROLEUM LLC$3.0 M
NORRIS -29-MMGL TXPH, LLC$2.9 M
RAMP RANCHPRESIDIO PETROLEUM LLC$2.9 M
WALKERMMGL TXPH, LLC$2.9 M
SHELL FEE 19PRESIDIO PETROLEUM LLC$2.9 M
HOOVERUNITED OIL & SHALE LLC$2.8 M
FLOWERS 49PRESIDIO PETROLEUM LLC$2.8 M
FISHER ESTATEUNITED OIL & SHALE LLC$2.7 M
CHUMBLEYBRACKEN OPERATING, L.L.C.$2.7 M
YARNOLDPRESIDIO PETROLEUM LLC$2.7 M
RAMP ET ALMMGL TXPH, LLC$2.6 M
SHELL FEEPRESIDIO PETROLEUM LLC$2.6 M
AITKENHEADMMGL TXPH, LLC$2.6 M
YARNOLDPRESIDIO PETROLEUM LLC$2.5 M
HOOVERPRESIDIO PETROLEUM LLC$2.5 M
WALKER 29PRESIDIO PETROLEUM LLC$2.5 M
CHUMBLEYUNIT PETROLEUM COMPANY$2.5 M
SHELL FEE 19PRESIDIO PETROLEUM LLC$2.5 M
SAMPLESLE NORMAN OPERATING LLC$2.4 M
HEFLEYLE NORMAN OPERATING LLC$2.4 M
FLOWERS "B"PRESIDIO PETROLEUM LLC$2.4 M
FILLINGIMSIDWELL OPERATING COMPANY, L.P.$2.4 M
FLOWERS "A"LE NORMAN OPERATING LLC$2.3 M
FLOWERSTEMPLAR OPERATING LLC$2.3 M
READ TRUST 'A'PRESIDIO PETROLEUM LLC$2.3 M
FILLINGIMSIDWELL OPERATING COMPANY, L.P.$2.3 M
WALKERMMGL TXPH, LLC$2.3 M
RAMP WALKER 11MMGL TXPH, LLC$2.3 M
ETHEREDGE GAS UNITMMGL TXPH, LLC$2.2 M
DEREK 12BCE-MACH III LLC$2.2 M
RAMP WALKER 12MMGL TXPH, LLC$2.2 M
MILOM, OCABP AMERICA PRODUCTION COMPANY$2.2 M
DUMLER, WILLA REA -A-BLACKBEARD OPERATING, LLC$2.2 M
VISEAPACHE CORPORATION$2.1 M
PETREEBCE-MACH III LLC$2.1 M
HOOVER, WILLIAM DANBLACKBEARD OPERATING, LLC$2.1 M
MACIASUNITED OIL & SHALE LLC$2.0 M
CANTWELLPRESIDIO PETROLEUM LLC$2.0 M
SHREEVES 24MMGL TXPH, LLC$1.9 M
FLOWERSPRESIDIO PETROLEUM LLC$1.9 M
READ TRUSTBRACKEN OPERATING, L.L.C.$1.9 M
SPUR 9PRESIDIO PETROLEUM LLC$1.9 M
SHREEVES 24MMGL TXPH, LLC$1.9 M
FLOWERS 49LE NORMAN OPERATING LLC$1.8 M
FILLINGIMSIDWELL OPERATING COMPANY, L.P.$1.8 M
SHREEVES 24MMGL TXPH, LLC$1.7 M
FLOWERS "D"TEMPLAR OPERATING LLC$1.7 M
PYEATTPRESIDIO PETROLEUM LLC$1.6 M
HOBART RANCHKING OPERATING CORPORATION$1.6 M
PETREE 23CIMAREX ENERGY CO. OF COLORADO$1.6 M
WALKERMMGL TXPH, LLC$1.6 M
DEREK 12BCE-MACH III LLC$1.5 M
MILOM, OCAMMGL TXPH, LLC$1.5 M
SHELL FEEPRESIDIO PETROLEUM LLC$1.5 M
PATRICIA 11BCE-MACH III LLC$1.5 M
FLOWERS RANCHPRESIDIO PETROLEUM LLC$1.5 M
RAMP 10TEMPLAR OPERATING LLC$1.5 M
FLOWERS RANCHPRESIDIO PETROLEUM LLC$1.5 M
FLOWERS "D"PRESIDIO PETROLEUM LLC$1.4 M
RAMP ET ALMMGL TXPH, LLC$1.4 M
SPUR 9PRESIDIO PETROLEUM LLC$1.4 M
HEFLEYAPACHE CORPORATION$1.4 M
WALKER RANCH 10MMGL TXPH, LLC$1.4 M
RAMP ET ALMMGL TXPH, LLC$1.4 M
DUMLER, WILLA REA -A-BP AMERICA PRODUCTION COMPANY$1.4 M
RAMP WALKER 12MMGL TXPH, LLC$1.4 M
MILOM, OCAMMGL TXPH, LLC$1.3 M
READ TRUST "A"PRESIDIO PETROLEUM LLC$1.3 M
RAMPPRESIDIO PETROLEUM LLC$1.3 M
PETREE 3CIMAREX ENERGY CO. OF COLORADO$1.3 M
RAMP 26PRESIDIO PETROLEUM LLC$1.3 M
SHELL FEEMMGL TXPH, LLC$1.3 M
HOOVER 50PRESIDIO PETROLEUM LLC$1.1 M
RAMP WALKER 12MMGL TXPH, LLC$1.1 M
WALKER 29PRESIDIO PETROLEUM LLC$1.0 M
PATSYPRESIDIO PETROLEUM LLC$1.0 M
FLOWERSLE NORMAN OPERATING LLC$1.0 M
SHELL FEE 45PRESIDIO PETROLEUM LLC$994 k
RAMP 30PRESIDIO PETROLEUM LLC$986 k
HOOVER, LOUISE ETAL "C"MMGL TXPH, LLC$952 k
SHELL FEEPRESIDIO PETROLEUM LLC$952 k
HUFF 32PRESIDIO PETROLEUM LLC$940 k
FLOWERSLE NORMAN OPERATING LLC$808 k
ELM CREEK RANCH 7BCE-MACH II LLC$802 k
HOOVERUNITED OIL & SHALE LLC$765 k
BEGERT 38APACHE CORPORATION$748 k
BEGERTPRESIDIO PETROLEUM LLC$710 k
RAMP ET ALMMGL TXPH, LLC$680 k
NORRISMMGL TXPH, LLC$632 k
RAMP RANCHPRESIDIO PETROLEUM LLC$614 k
SHELL FEE 53PRESIDIO PETROLEUM LLC$557 k
MILOM, OCABLACKBEARD OPERATING, LLC$445 k
WALKER RANCH 10MMGL TXPH, LLC$415 k
RAMP 30CIMAREX ENERGY CO.$409 k
PATSYUPLAND RESOURCES, INC.$403 k
ELM CREEK RANCH 35BCE-MACH II LLC$381 k
HUFF 9APACHE CORPORATION$365 k
YARNOLDBP AMERICA PRODUCTION COMPANY$357 k
ABRAHAMBRACKEN OPERATING, L.L.C.$338 k
WALKERMMGL TXPH, LLC$333 k
CANTWELLPRESIDIO PETROLEUM LLC$326 k
PETREEDEVON ENERGY PRODUCTION CO, L.P.$322 k
FLOWERS 49LE NORMAN OPERATING LLC$319 k

Field number 40311100, from the Railroad Commission's field register. The register's own index resolves 239 leases and 247 wells to this field by name, over every lease in Texas rather than only those with a page here. It resolves a lease by NAME and refuses an ambiguous one, so it counts nothing for a field that shares its name with another — which is why the lease count above comes from the field number instead.