HEMPHILL (GRANITE WASH.), 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
675
with a page here
Operators
49
Value, all time
$2.32 bn
95% of the register's 712
Discovered
1964-01-29
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 675 leases in this field that have a page here — 95% of the register's 712 — 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
Oil3178 bbl9,117 mcfcasinghead53,621 bblsince discovery
Gas5302646,483,817 mcf71,270 bblcondensate936,228,675 mcfsince 1970

The discovery well's oil measured 41.8° API gravity, perforated at 10,154 ft.

Spacing rule

What the Commission requires of a well on this field.

WellsRuleEffectiveFrom the lease lineBetween wellsAcres per unitMax diagonal
GasB2008-10-07467 ft467 ft1605,600 ft
GasO2008-10-07467 ft467 ft804,000 ft
OilB2008-10-07467 ft467 ft400 ft

Commission remarks: FIELD

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 675 leases, by the value we compute. Every one of them is in the sitemap.

LeaseOperatorValue
PRATER 33PRESIDIO PETROLEUM LLC$33.6 M
HEFLEY-PRATER 32-33 ME CXMMGL TXPH, LLC$30.8 M
LITTLE-PYEATT 30-19 ME WXMMGL TXPH, LLC$25.5 M
PRESCOTTMMGL TXPH, LLC$20.4 M
YOUNG 51-66 MD EXMMGL TXPH, LLC$20.0 M
LITTLE 30-43 ME EXMMGL TXPH, LLC$19.5 M
GRACIE 117BRACKEN OPERATING, L.L.C.$16.5 M
ISAACS "D"UNIT PETROLEUM COMPANY$16.4 M
SHALLER, FRANKUNIT PETROLEUM COMPANY$16.0 M
JARVIS 'A'MMGL TXPH, LLC$16.0 M
SHELL FEE 19MMGL TXPH, LLC$14.5 M
MOORE, PENELOPE 44MMGL TXPH, LLC$13.9 M
WRIGHT, LUCILLE 'D'MEWBOURNE OIL COMPANY$13.8 M
GEORGE -A-PRESIDIO PETROLEUM LLC$13.7 M
JARVIS "A"UNIT PETROLEUM COMPANY$13.2 M
KING "A"UNIT PETROLEUM COMPANY$12.6 M
FRANK SHALLERMEWBOURNE OIL COMPANY$12.1 M
HEFLEY-PRATER 32-33 MD CXMMGL TXPH, LLC$11.7 M
J.T. BROWN ETAL "B"UNIT PETROLEUM COMPANY$10.8 M
PRESCOTT 21MMGL TXPH, LLC$10.7 M
J. T. BROWN ET AL "B"MEWBOURNE OIL COMPANY$10.7 M
JARVIS, BILLY & SONS, INC.MMGL TXPH, LLC$10.5 M
FRANK SHALLERMEWBOURNE OIL COMPANY$10.4 M
SHELL FEE 17BRACKEN OPERATING, L.L.C.$9.9 M
BROWN, J. T. ET AL -D-MEWBOURNE OIL COMPANY$9.8 M
HOBART RANCH 20MMGL TXPH, LLC$9.5 M
HOBART RANCHBCE-MACH III LLC$9.5 M
FLOWERS, LOISMMGL TXPH, LLC$9.4 M
SHELL FEE 19MMGL TXPH, LLC$9.3 M
YOUNG 51-66 MG EXMMGL TXPH, LLC$9.2 M
HOBART RANCH 50MMGL TXPH, LLC$9.1 M
HOBART RANCH 50TECOLOTE ENERGY OPERATING, LLC$9.0 M
SHALLER, FRANK "A"UNIT PETROLEUM COMPANY$8.9 M
PRESCOTTMMGL TXPH, LLC$8.9 M
ARRINGTON 55PRESIDIO PETROLEUM LLC$8.8 M
DUMLERMEWBOURNE OIL COMPANY$8.8 M
SHALLER, FRANKMMGL TXPH, LLC$8.6 M
FLOWERSBRACKEN OPERATING, L.L.C.$8.3 M
RISLEY, MAMIE PEARLBRACKEN OPERATING, L.L.C.$8.3 M
HOBART 67MMGL TXPH, LLC$8.2 M
WAYNE 88BRACKEN OPERATING, L.L.C.$8.1 M
NORRISMMGL TXPH, LLC$7.9 M
HOBART RANCH 50MMGL TXPH, LLC$7.7 M
YOUNG 52MMGL TXPH, LLC$7.7 M
RUTH 87BRACKEN OPERATING, L.L.C.$7.7 M
HOOVERMEWBOURNE OIL COMPANY$7.6 M
ETHEREDGE APRESIDIO PETROLEUM LLC$7.5 M
HOBART RANCH 50MMGL TXPH, LLC$7.4 M
YOUNG 65MMGL TXPH, LLC$7.4 M
HOBART RANCHBCE-MACH III LLC$7.3 M
HOBART 67TECOLOTE ENERGY OPERATING, LLC$7.3 M
HOBART RANCH 50MMGL TXPH, LLC$7.3 M
HOBART RANCHBCE-MACH III LLC$7.2 M
HOBART RANCH 50MMGL TXPH, LLC$7.2 M
HOWELL 72MMGL TXPH, LLC$7.1 M
BROWN, CHARLES E. ET AL "D"MEWBOURNE OIL COMPANY$7.0 M
BROWN, J. T. ET AL -D-MEWBOURNE OIL COMPANY$7.0 M
HOBART 49MMGL TXPH, LLC$7.0 M
CLARKMMGL TXPH, LLC$6.8 M
ROSS, A.A.MOUNTAINSIDE ENERGY OPERATING, L$6.8 M
LITTLE-PYEATT 30-19 ME EXMMGL TXPH, LLC$6.8 M
HOBART RANCH 50MMGL TXPH, LLC$6.8 M
ARRINGTON, ANN 56MMGL TXPH, LLC$6.7 M
MARY 118BRACKEN OPERATING, L.L.C.$6.7 M
HOBART 67MMGL TXPH, LLC$6.7 M
CHEEKMMGL TXPH, LLC$6.5 M
HOBART RANCH 20MMGL TXPH, LLC$6.5 M
LOCKE 60BCE-MACH II LLC$6.4 M
HOBART RANCH 50MMGL TXPH, LLC$6.4 M
KILLEBREW 119BRACKEN OPERATING, L.L.C.$6.4 M
CAMPBELL, J. W.MMGL TXPH, LLC$6.3 M
WRIGHT "A"UNIT PETROLEUM COMPANY$6.3 M
HOBART RANCHBCE-MACH III LLC$6.3 M
HOBART 67MMGL TXPH, LLC$6.3 M
HOBART RANCHCIMAREX ENERGY CO.$6.3 M
BROWN, J. T. ET AL -D-MMGL TXPH, LLC$6.3 M
HOBART RANCH 50MMGL TXPH, LLC$6.2 M
HOBART RANCH 50MMGL TXPH, LLC$6.2 M
BROWN, J. T. ET AL "B"MEWBOURNE OIL COMPANY$6.1 M
BROCK -A-PRESIDIO PETROLEUM LLC$6.1 M
ROSS, A.A.MOUNTAINSIDE ENERGY OPERATING, L$6.1 M
HOBART 49MMGL TXPH, LLC$6.0 M
HOBART RANCH 50MMGL TXPH, LLC$6.0 M
HOWELL 72MMGL TXPH, LLC$6.0 M
HOBART RANCH 50SAMSON LONE STAR, LLC$5.9 M
HOBART 67MMGL TXPH, LLC$5.9 M
HOBART RANCHBCE-MACH III LLC$5.8 M
SHELL FEE 19MMGL TXPH, LLC$5.8 M
PYEATTMMGL TXPH, LLC$5.8 M
HOBART RANCH 50MMGL TXPH, LLC$5.8 M
HOBART RANCH 50MMGL TXPH, LLC$5.7 M
HOBART 49MMGL TXPH, LLC$5.7 M
BROWN, J. T. ET AL -D-MEWBOURNE OIL COMPANY$5.7 M
HOBART RANCHBCE-MACH III LLC$5.7 M
HOBART 49MMGL TXPH, LLC$5.7 M
HOBART RANCHBCE-MACH III LLC$5.6 M
KING 'A'MMGL TXPH, LLC$5.6 M
HOBART RANCHBCE-MACH III LLC$5.6 M
HOBART RANCHBCE-MACH III LLC$5.5 M
HOBART RANCH 20MMGL TXPH, LLC$5.5 M
FLOWERSBRACKEN OPERATING, L.L.C.$5.5 M
HOBART RANCHBCE-MACH III LLC$5.5 M
HOBART 49MMGL TXPH, LLC$5.5 M
HOBART RANCH 50MMGL TXPH, LLC$5.4 M
HOBART RANCHBCE-MACH III LLC$5.4 M
RISLEY, MAMIE PEARLLITTLE, QUINTIN COMPANY,INC.,THE$5.4 M
HOBRT RANCH 20MMGL TXPH, LLC$5.4 M
HOBART 49MMGL TXPH, LLC$5.4 M
YOUNG 52MMGL TXPH, LLC$5.3 M
HOBART RANCHBCE-MACH III LLC$5.3 M
HOBART RANCHBCE-MACH III LLC$5.3 M
GEORGE 'A'PRESIDIO PETROLEUM LLC$5.3 M
FLOWERS, LOISKAISER-FRANCIS OIL COMPANY$5.3 M
BROWN, CHARLES E. ET AL "B"MEWBOURNE OIL COMPANY$5.3 M
FLOWERSATLAS OPERATING LLC$5.2 M
LINDLEY, J.B.UNIT PETROLEUM COMPANY$5.2 M
ATKINSONPRESIDIO PETROLEUM LLC$5.2 M
NORRISMMGL TXPH, LLC$5.2 M
SHALLER, FRANKMEWBOURNE OIL COMPANY$5.2 M
HOBART RANCHBCE-MACH III LLC$5.2 M
BROWN, CHARLES, E. ET AL "B"MEWBOURNE OIL COMPANY$5.2 M
FLOWERSATLAS OPERATING LLC$5.1 M
HALEY 155UNIT PETROLEUM COMPANY$5.1 M
HOBART RANCHBCE-MACH III LLC$5.1 M
HOBART RANCH 20MMGL TXPH, LLC$5.1 M
FLOWERSPRESIDIO PETROLEUM LLC$5.1 M
HOBART RANCH 50MMGL TXPH, LLC$5.1 M
HOBART RANCHBCE-MACH III LLC$5.1 M
HOWELL 72MMGL TXPH, LLC$5.1 M
ROGERSUNITED OIL & SHALE LLC$5.0 M
HOWELL 72MMGL TXPH, LLC$5.0 M
PRESCOTTMMGL TXPH, LLC$5.0 M
FLOWERSPRESIDIO PETROLEUM LLC$4.9 M
TEAGUEUNIT PETROLEUM COMPANY$4.8 M
BROWN, J. T. ET AL -D-MEWBOURNE OIL COMPANY$4.8 M
HOBART RANCHBCE-MACH III LLC$4.8 M
HOBART RANCH 20MMGL TXPH, LLC$4.8 M
BROWN, CHARLES E. ET AL "B"MMGL TXPH, LLC$4.8 M
ARRINGTONMMGL TXPH, LLC$4.7 M
LOCKE 60BCE-MACH II LLC$4.7 M
HALEY 153UNIT PETROLEUM COMPANY$4.7 M
HOBART RANCHBCE-MACH III LLC$4.7 M
HOBART RANCH 50MMGL TXPH, LLC$4.7 M
SHALLER, FRANKMEWBOURNE OIL COMPANY$4.6 M
HOBART RANCHBCE-MACH III LLC$4.6 M
ROSS A.A.MOUNTAINSIDE ENERGY OPERATING, L$4.6 M
ROSSMOUNTAINSIDE ENERGY OPERATING, L$4.6 M
HOBART 49MMGL TXPH, LLC$4.6 M
FLOWERSATLAS OPERATING LLC$4.6 M
HOBART RANCHBCE-MACH III LLC$4.6 M
HOBART RANCH 50SAMSON LONE STAR, LLC$4.6 M
HOBART RANCHBCE-MACH III LLC$4.6 M
JONES, MARYMMGL TXPH, LLC$4.6 M
HOBART 67MMGL TXPH, LLC$4.6 M
CLARKMMGL TXPH, LLC$4.6 M
ROSS, A.A.MOUNTAINSIDE ENERGY OPERATING, L$4.5 M
HOOVERMEWBOURNE OIL COMPANY$4.5 M
HOBART RANCH 20MMGL TXPH, LLC$4.5 M
HOBART RANCHCIMAREX ENERGY CO.$4.5 M
HOBART RANCHBCE-MACH III LLC$4.5 M
HOBART RANCH 20MMGL TXPH, LLC$4.5 M
PETREE 3BCE-MACH III LLC$4.5 M
HOBART RANCH 50MMGL TXPH, LLC$4.5 M
HOBART RANCHCIMAREX ENERGY CO.$4.5 M
HOBART 67MMGL TXPH, LLC$4.4 M
RISLEYMMGL TXPH, LLC$4.4 M
PYEATTMMGL TXPH, LLC$4.4 M
HOBART RANCHBCE-MACH III LLC$4.4 M
BROWN, J. T. ET AL -D-MMGL TXPH, LLC$4.4 M
LOCKE 60BCE-MACH II LLC$4.4 M
HOBART 49MMGL TXPH, LLC$4.4 M
JONES, MARYMMGL TXPH, LLC$4.4 M
GEORGE -A-PRESIDIO PETROLEUM LLC$4.3 M
HOWELL 72MMGL TXPH, LLC$4.3 M
POUNDSZONE RIDGE OPERATING, LLC$4.3 M
HOWELL 72MMGL TXPH, LLC$4.3 M
HOBART RANCHBCE-MACH III LLC$4.3 M
YOUNG 51MMGL TXPH, LLC$4.3 M
PETREE 3BCE-MACH III LLC$4.3 M
HOBART RANCHBCE-MACH III LLC$4.3 M
THORNE 75BCE-MACH II LLC$4.2 M
BROWN, J. T. "D"MMGL TXPH, LLC$4.2 M
HOBART 49MMGL TXPH, LLC$4.2 M
HOBART RANCHBCE-MACH III LLC$4.2 M
HOBART RANCHBCE-MACH III LLC$4.2 M
HOBART 49MMGL TXPH, LLC$4.2 M
THORNEMMGL TXPH, LLC$4.2 M
HOBART RANCHBCE-MACH III LLC$4.1 M
HOBART RANCHBCE-MACH III LLC$4.1 M
FRANK SHALLERMEWBOURNE OIL COMPANY$4.1 M
HOBART RANCHBCE-MACH III LLC$4.1 M
HOBART 49MMGL TXPH, LLC$4.1 M
PETREE 3BCE-MACH III LLC$4.1 M
ROGERS 61BCE-MACH II LLC$4.1 M
HOBART 49MMGL TXPH, LLC$4.1 M
HALLBCE-MACH II LLC$4.1 M
HOBART RANCHBCE-MACH III LLC$4.1 M
HOBART RANCHBCE-MACH III LLC$4.1 M
HOBART RANCH 20MMGL TXPH, LLC$4.0 M
HOBART RANCHBCE-MACH III LLC$4.0 M

Field number 40311200, from the Railroad Commission's field register. The register's own index resolves 712 leases and 714 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.