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Texas oil lease

Producing

CALVERLEY 27 'A'

Calverley 27 'A' is an oil lease in Glasscock County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

Oil lease dossier

5,014bbl oil, last 12 months+64% vs prior year
Operator
Diamondback E&P LLC
County
Glasscock County
Field
Spraberry (Trend Area)
RRC lease
08-53012

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Where it sits

This county

Glasscock CountyGlasscockMitchellMartinSterlingMidlandHowardGlasscock County
Glasscock County
Gas, last 12 months
22,931 mcf
Oil in Jul 2026
479 bbl

Production by month

Oil output rose 64% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 64% over the last 12 monthsMonthly oil production and gas for CALVERLEY 27 'A', Aug 2023 to Jul 2026. Oil output rose 64% over the last 12 months. 5,014 bbl in the 12 months through Jul 2026, against 3,052 bbl in the 12 months before.Last 12 months: 5,014 bblbbl per monthmcf per month002002,0004004,0006006,0008008,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 64% over the last 12 monthsMonthly oil production and gas for CALVERLEY 27 'A', Aug 2023 to Jul 2026. Oil output rose 64% over the last 12 months. 5,014 bbl in the 12 months through Jul 2026, against 3,052 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002002,0004004,0006006,0008008,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

All of the gas went to a transmission line in the last 12 months

All of the gas went to a transmission line in the last 12 monthsShare of CALVERLEY 27 'A' gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a transmission line in the last 12 months.Share of the lease’s gas by disposition code, per month0%50%100%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
All of the gas went to a transmission line in the last 12 monthsShare of CALVERLEY 27 'A' gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a transmission line in the last 12 months.Share of gas by disposition code0%50%100%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Wells on this lease

No wells are linked to this lease in our data

Production is still reported at lease level.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Plains Marketing, L.p.OilGathers100Jan 1, 2025–
Enterprise Crude Oil LLCOilGathers100Nov 1, 2023Jan 1, 2025
Plains Marketing, L.p.OilGathers100May 1, 2020Nov 1, 2023
Targa Pl Mid-Cont Westtex LLCCasinghead gasGathers100Nov 20, 2019May 1, 2020
Targa Pl Mid-Cont Westtex LLCCasinghead gasBuys100Nov 20, 2019May 1, 2020
Enlink Crude Purchasing LLCOilGathers100Nov 20, 2019May 1, 2020

SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).

Who buys my oilOil price check

480.30 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 480 and 480.3 acres. Use the acres from your own division order for the well you are paid on.

Check your decimal on this lease
Permits for Calverley 27 'A'
API numberWell no.Acreson the permit
42-173-369297480.30
42-173-369271A480.30
42-173-327866480
42-173-317084480

SourceRailroad Commission drilling permits, Oct 3, 2026 (source 1, source 2).

Unit decimal checker

What Diamondback Energy, Inc. told investors it received

Diamondback E&P LLC is linked to Diamondback Energy, Inc. (FANG).
Realized prices reported by Diamondback Energy, Inc.
QuarterOil$ per bblFiling
Q2 2026$96.82SEC filing
Q1 2026$73.47SEC filing
Q4 2025$58.00SEC filing
Q3 2025$64.60SEC filing
Q2 2025$63.23SEC filing
Q1 2025$70.95SEC filing

SourceDiamondback Energy, Inc. quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

36 months, newest first

Ledger for CALVERLEY 27 'A'
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20264793665555550$80.46$2.89
Jun 20264095374404400$84.81$3.15
May 20264373634454450$102.13$2.94
Apr 20264505394524520$100.32$2.77
Mar 20264633624764760$91.38$3.04
Feb 20264715453953950$64.51$3.62
Jan 20263733574484480$60.04$7.72
Dec 20254385516466460$57.97$4.26
Nov 202512441801800$60.06$3.79
Oct 20254533604,9444,9440$60.89$3.19
Sep 20254505406,9546,9540$63.96$2.97
Aug 20254675386,9966,9960$64.86$2.91
Jul 20256325414,9224,9220$68.39$3.20
Jun 20253073605,1545,1540$68.17$3.02
May 20255797115,7785,7780$62.17$3.12
Apr 20256557196,3716,3710$63.54$3.42
Mar 20256637202,0182,0180$68.24$4.12
Feb 202521611,0651,0650$71.53$4.19
Jan 202500000$75.74$4.13
Dec 202400000$70.12$3.01
Nov 202400000$69.95$2.12
Oct 202400000$71.99$2.20
Sep 202400000$70.24$2.28
Aug 202400000$76.68$1.99
Jul 202400000$81.80$2.07
Jun 202400000$79.77$2.54
May 202400000$80.02$2.12
Apr 202400000$85.35$1.60
Mar 202400000$81.28$1.49
Feb 202400000$77.25$1.72
Jan 20243176000$74.15$3.18
Dec 202317903703700$71.90$2.52
Nov 202317502422420$77.69$2.71
Oct 202300000$85.64$2.98
Sep 202300000$89.43$2.64
Aug 202300000$81.39$2.58

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.

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Nearby

This lease belongs to

OperatorDiamondback E&P LLCFieldSpraberry (Trend Area)CountyGlasscock County

Diamondback E&P LLC in Glasscock County

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Spraberry (Trend Area) field

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