Skip to content
Royalty Clerk

Texas oil lease

Producing

CALVERLEY 30

Calverley 30 is an oil lease in Glasscock County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

3 wells

2,975bbl oil, last 12 months−34% vs prior year
Operator
Diamondback E&P LLC
County
Glasscock County
Field
Spraberry (Trend Area)
RRC lease
08-46066

Is your check right?

Check my statement

Where it sits

This county

Glasscock CountyGlasscockMitchellMartinSterlingMidlandHowardGlasscock County
Glasscock County
Gas, last 12 months
11,346 mcf
Oil in Jul 2026
278 bbl

Production by month

Oil output fell 34% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 34% over the last 12 monthsMonthly oil production and gas for CALVERLEY 30, Aug 2023 to Jul 2026. Oil output fell 34% over the last 12 months. 2,975 bbl in the 12 months through Jul 2026, against 4,474 bbl in the 12 months before.Last 12 months: 2,975 bblbbl per monthmcf per month002005004001,0006001,5008002,0001,0002,500Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 34% over the last 12 monthsMonthly oil production and gas for CALVERLEY 30, Aug 2023 to Jul 2026. Oil output fell 34% over the last 12 months. 2,975 bbl in the 12 months through Jul 2026, against 4,474 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002005004001,0006001,5008002,0001,0002,500Jan 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 30 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 30 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.

3 wells on this lease

Wells on CALVERLEY 30
API numberWell no.Status
42-173-366841AShut-in
42-173-368752AActive
42-173-368763AShut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Plains Marketing, L.p.OilGathers100May 1, 2020–
Targa Pl Mid-Cont Westtex LLCCasinghead gasGathers100Oct 1, 2015May 1, 2020
Targa Pl Mid-Cont Westtex LLCCasinghead gasBuys100Nov 1, 2015May 1, 2020
Enlink Crude Purchasing LLCOilGathers100Nov 20, 2019May 1, 2020
Lpc Crude Oil Marketing LLCOilGathers100Jul 1, 2015Nov 20, 2019

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

Who buys my oilOil price check

606.70 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 480 and 606.7 acres. Use the acres from your own division order for the well you are paid on.

  • Worth asking

    A Rule 37 case is listed

    The RRC permit records list a Rule 37 case. This does not establish your royalty share. Ask for the permit and unit plat for your well.

Check your decimal on this lease
Permits for Calverley 30
API numberWell no.Acreson the permit
42-173-368752A480
42-173-368763A606.70
42-173-366841A480

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 30
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20262781801,0001,0000$80.46$2.89
Jun 20262793571,0861,0860$84.81$3.15
May 20262251787897890$102.13$2.94
Apr 20262702438858850$100.32$2.77
Mar 20262373561,2531,2530$91.38$3.04
Feb 20263243501,3651,3650$64.51$3.62
Jan 20262161848058050$60.04$7.72
Dec 20252673681,3291,3290$57.97$4.26
Nov 20253503581,2281,2280$60.06$3.79
Oct 20253041792952950$60.89$3.19
Sep 2025271762122120$63.96$2.97
Aug 20251983601,0991,0990$64.86$2.91
Jul 20252041823703700$68.39$3.20
Jun 20252441784194190$68.17$3.02
May 20253265318028020$62.17$3.12
Apr 20253861731,1631,1630$63.54$3.42
Mar 20255041811,0731,0730$68.24$4.12
Feb 20253005381,0441,0440$71.53$4.19
Jan 20253611971,5211,5210$75.74$4.13
Dec 20244635612,2522,2520$70.12$3.01
Nov 20243913681,4221,4220$69.95$2.12
Oct 20244663582,4622,4620$71.99$2.20
Sep 20244155351,5531,5530$70.24$2.28
Aug 20244143619099090$76.68$1.99
Jul 202400000$81.80$2.07
Jun 20241743447777770$79.77$2.54
May 20244071868748740$80.02$2.12
Apr 20244785651,2361,2360$85.35$1.60
Mar 20243503641,3401,3400$81.28$1.49
Feb 20244663571,2041,2040$77.25$1.72
Jan 20245585411,2671,2670$74.15$3.18
Dec 20238359011,6621,6620$71.90$2.52
Nov 20232271784704700$77.69$2.71
Oct 20234655352632630$85.64$2.98
Sep 20234283551681680$89.43$2.64
Aug 202347752885850$81.39$2.58

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

How to check your stub against this lease Checks stopped on this lease? See the likely reasons

Do your checks match this lease?

Check my statement

Nearby

This lease belongs to

OperatorDiamondback E&P LLCFieldSpraberry (Trend Area)CountyGlasscock County

Diamondback E&P LLC in Glasscock County

All Diamondback E&P LLC leases →

Spraberry (Trend Area) field

All leases in this field →

Leases within 10 km

Drilling permits within 10 km