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Texas oil lease

Producing

CALVERLEY

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

1 well

4,837bbl oil, last 12 months+2% vs prior year
Operator
Diamondback E&P LLC
County
Glasscock County
Field
Spraberry (Trend Area)
RRC lease
08-52515

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Where it sits

This county

Glasscock CountyGlasscockMitchellMartinSterlingMidlandHowardGlasscock County
Glasscock County
Gas, last 12 months
11,968 mcf
Oil in Jul 2026
387 bbl

Production by month

Oil output held steady over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output held steady over the last 12 monthsMonthly oil production and gas for CALVERLEY, Aug 2023 to Jul 2026. Oil output held steady over the last 12 months. 4,837 bbl in the 12 months through Jul 2026, against 4,747 bbl in the 12 months before.Last 12 months: 4,837 bblbbl per monthmcf per month002001,0004002,0006003,0008004,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output held steady over the last 12 monthsMonthly oil production and gas for CALVERLEY, Aug 2023 to Jul 2026. Oil output held steady over the last 12 months. 4,837 bbl in the 12 months through Jul 2026, against 4,747 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002001,0004002,0006003,0008004,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since May 2025 the lease's gas goes to a transmission line instead of a processing plant

  • Processing plant (3)
  • Transmission line (2)
Since May 2025 the lease's gas goes to a transmission line instead of a processing plantShare of CALVERLEY gas by disposition code each month, Aug 2023 to Jul 2026. Since May 2025 the lease's gas goes to a transmission line instead of a processing plant.Share of the lease’s gas by disposition code, per month0%50%100%May 2025: plant to lineOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since May 2025 the lease's gas goes to a transmission line instead of a processing plantShare of CALVERLEY gas by disposition code each month, Aug 2023 to Jul 2026. Since May 2025 the lease's gas goes to a transmission line instead of a processing plant.Share of gas by disposition code0%50%100%May 25: plant to lineJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Who has run this lease

The operator changed 2 times, most recently in May 2025

Operators of this lease over timeFed Operating LLC, Jan 2020 to Oct 2022; De IV Operating, LLC, Nov 2022 to Apr 2025; Diamondback E&P LLC, May 2025 to Jul 20262020202120222023202420252026Changed Nov 2022Changed May 2025Fed Operating LLCJan 2020 to Oct 2022De IV Operating, LLCNov 2022 to Apr 2025Diamondback E&P LLCMay 2025 to now
Operators of this lease over timeFed Operating LLC, Jan 2020 to Oct 2022; De IV Operating, LLC, Nov 2022 to Apr 2025; Diamondback E&P LLC, May 2025 to Jul 20262020202120222023202420252026Changed Nov 2022Changed May 2025Fed Operating LLCJan 2020 to Oct 2022De IV Operating, LLCNov 2022 to Apr 2025Diamondback E&P LLCMay 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on CALVERLEY
API numberWell no.Status
42-173-326621Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Rio Energy International, Inc.OilGathers100Aug 1, 2025–
Dcp Operating Company, LPCasinghead gasBuys100Sep 1, 2019–
Dcp Operating Company, LPCasinghead gasGathers100Sep 1, 2019–
Bml, Inc. BOilGathers100Jun 1, 2022Aug 1, 2025
West Texas Crude Transport, LLCOilGathers100Jan 1, 2021Jun 1, 2022
Bml, Inc. BOilGathers100May 1, 2020Jan 1, 2021
Rio Energy International, Inc.OilGathers100Sep 1, 2019May 1, 2020

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

Who buys my oilOil price check

240 acres on the newest permit

Permits for Calverley
API numberWell no.Acreson the permit
42-173-326621240

SourceRailroad Commission drilling permits, Sep 26, 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
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Diamondback E&P3873499979970$80.46$2.89
Jun 2026Diamondback E&P3555411,0681,0680$84.81$3.15
May 2026Diamondback E&P4653531,4021,4020$102.13$2.94
Apr 2026Diamondback E&P3943611,2281,2280$100.32$2.77
Mar 2026Diamondback E&P6386991,5831,5830$91.38$3.04
Feb 2026Diamondback E&P3973798808800$64.51$3.62
Jan 2026Diamondback E&P3251865275270$60.04$7.72
Dec 2025Diamondback E&P3753815775770$57.97$4.26
Nov 2025Diamondback E&P4103857967960$60.06$3.79
Oct 2025Diamondback E&P3293801291290$60.89$3.19
Sep 2025Diamondback E&P2403713063060$63.96$2.97
Aug 2025Diamondback E&P5224612,4752,4750$64.86$2.91
Jul 2025Diamondback E&P4784722,8892,8890$68.39$3.20
Jun 2025Diamondback E&P4615512,2872,2870$68.17$3.02
May 2025Diamondback E&P4405252,3162,3160$62.17$3.12
Apr 2025De IV4433742,1852,1850$63.54$3.42
Mar 2025De IV4825511,8121,8120$68.24$4.12
Feb 2025De IV2811871,3891,3890$71.53$4.19
Jan 2025De IV4505831,8671,8670$75.74$4.13
Dec 2024De IV2801721,3891,3890$70.12$3.01
Nov 2024De IV1973756416410$69.95$2.12
Oct 2024De IV3671871,6331,6330$71.99$2.20
Sep 2024De IV4853731,3791,3790$70.24$2.28
Aug 2024De IV3834951,2611,2610$76.68$1.99
Jul 2024De IV2463468358350$81.80$2.07
Jun 2024De IV5145391,6011,6010$79.77$2.54
May 2024De IV2781643153150$80.02$2.12
Apr 2024De IV5173671,2811,2810$85.35$1.60
Mar 2024De IV3073649699690$81.28$1.49
Feb 2024De IV1411943843840$77.25$1.72
Jan 2024De IV6107218868860$74.15$3.18
Dec 2023De IV4463495645640$71.90$2.52
Nov 2023De IV4415243653650$77.69$2.71
Oct 2023De IV2761768948940$85.64$2.98
Sep 2023De IV6875533,4913,4910$89.43$2.64
Aug 2023De IV4526903,3843,3840$81.39$2.58

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

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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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