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Texas oil lease

Producing

GRANTHAM 12

Grantham 12 is an oil lease in Howard County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

5 wells

2,300bbl oil, last 12 months−29% vs prior year
Operator
Diamondback E&P LLC
County
Howard County
Field
Spraberry (Trend Area)
RRC lease
08-40744

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Where it sits

This county

Howard CountyHowardMitchellMartinScurryDawsonBordenHoward County
Howard County
Gas, last 12 months
31,779 mcf
Oil in Jul 2026
111 bbl

Production by month

Oil output fell 29% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 29% over the last 12 monthsMonthly oil production and gas for GRANTHAM 12, Aug 2023 to Jul 2026. Oil output fell 29% over the last 12 months. 2,300 bbl in the 12 months through Jul 2026, against 3,243 bbl in the 12 months before.Last 12 months: 2,300 bblbbl per monthmcf per month002002,0004004,0006006,0008008,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 29% over the last 12 monthsMonthly oil production and gas for GRANTHAM 12, Aug 2023 to Jul 2026. Oil output fell 29% over the last 12 months. 2,300 bbl in the 12 months through Jul 2026, against 3,243 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

91% of the gas went to a transmission line in the last 12 months

Flaring peaked at 36.3% of the gas in Jan 2026.

  • Transmission line (2)
  • Flared (4)
91% of the gas went to a transmission line in the last 12 monthsShare of GRANTHAM 12 gas by disposition code each month, Aug 2023 to Jul 2026. 91% of the gas went to a transmission line in the last 12 months. Flaring peaked at 36.3% of the gas in Jan 2026.Share of the lease’s gas by disposition code, per month0%50%100%Flared 36.3%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
91% of the gas went to a transmission line in the last 12 monthsShare of GRANTHAM 12 gas by disposition code each month, Aug 2023 to Jul 2026. 91% of the gas went to a transmission line in the last 12 months. Flaring peaked at 36.3% of the gas in Jan 2026.Share of gas by disposition code0%50%100%Flared 36.3%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    91% · 28,815 mcf

  • Flared (4)

    9.3% · 2,964 mcf

9.3% of the gas flared in the last 12 months. 2 months above 3%.

5 wells on this lease

Wells on GRANTHAM 12
API numberWell no.Status
42-227-364291Shut-in
42-227-367202Active
42-227-368883Active
42-227-378744Active
42-227-380655Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Explore Logistics LLCOilGathers100Mar 1, 2026–
Et Gathering & Processing LLCCasinghead gasBuys100Mar 1, 2026–
Energy Transfer CompanyCasinghead gasGathers100Aug 1, 2024–
Etc Gas Processing, LLCCasinghead gasBuys100Aug 1, 2024Mar 1, 2026
Enterprise Crude Oil LLCOilGathers50Aug 1, 2024Mar 1, 2026
Explore Logistics LLCOilGathers50Aug 1, 2024Mar 1, 2026
Wtg Gas Processing, LLCCasinghead gasGathers100Sep 1, 2023Aug 1, 2024
Wtg Gas Processing, LLCCasinghead gasBuys100Sep 1, 2023Aug 1, 2024
Enterprise Crude Oil LLCOilGathers25Sep 1, 2023Aug 1, 2024

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

Who buys my oilOil price check

400 acres on the newest permit

Permits for Grantham 12
API numberWell no.Acreson the permit
42-227-380655400
42-227-378744400
42-227-368883400
42-227-367202400
42-227-364291400

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 GRANTHAM 12
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20261111801,4241,4240$80.46$2.89
Jun 20261131821,2691,2690$84.81$3.15
May 202613501,6441,6440$102.13$2.94
Apr 2026991821,9971,9970$100.32$2.77
Mar 20261203633,3103,3100$91.38$3.04
Feb 2026283104,3363,2031,133$64.51$3.62
Jan 20262263725,0463,2151,831$60.04$7.72
Dec 20252911763,3563,3560$57.97$4.26
Nov 20252493671,7741,7740$60.06$3.79
Oct 20251333382,2752,2750$60.89$3.19
Sep 202530113,0553,0550$63.96$2.97
Aug 20252393652,2932,2930$64.86$2.91
Jul 202521743,1833,1830$68.39$3.20
Jun 20253445603,1253,1250$68.17$3.02
May 20252501711,3221,3220$62.17$3.12
Apr 20251341792,5992,5990$63.54$3.42
Mar 20253503463,3503,3500$68.24$4.12
Feb 20252531913,0593,0590$71.53$4.19
Jan 20253393743,1843,1840$75.74$4.13
Dec 20242551913,0933,0930$70.12$3.01
Nov 20242705282,9882,9880$69.95$2.12
Oct 202432803,0653,0650$71.99$2.20
Sep 20242083763,1863,1860$70.24$2.28
Aug 20242953623,9723,9720$76.68$1.99
Jul 202422303,1563,1560$81.80$2.07
Jun 20243603622,4702,4700$79.77$2.54
May 20242063555405400$80.02$2.12
Apr 20243833611,5031,5030$85.35$1.60
Mar 20244493812,5122,5120$81.28$1.49
Feb 2024174179000$77.25$1.72
Jan 2024326368000$74.15$3.18
Dec 20233021971,8631,8630$71.90$2.52
Nov 20233895271621620$77.69$2.71
Oct 20234724992,0142,0140$85.64$2.98
Sep 20232803241,6551,6550$89.43$2.64
Aug 20235685123,4673,4670$81.39$2.58

Flared above 3%

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)CountyHoward County

Diamondback E&P LLC in Howard County

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Spraberry (Trend Area) field

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