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Texas oil lease

Producing

FM HALL 20

FM Hall 20 is an oil lease in Martin County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

4 wells

8,288bbl oil, last 12 months−32% vs prior year
Operator
Diamondback E&P LLC
County
Martin County
Field
Spraberry (Trend Area)
RRC lease
08-41501

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Where it sits

This county

Martin CountyMartinGainesAndrewsHowardDawsonBordenMartin County
Martin County
Gas, last 12 months
82,315 mcf
Oil in Jul 2026
694 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Diamondback E&P LLC took over from Endeavor Energy Resources L.P. in Jan 2025.

  • Buyer

    Buyer changed: ET GATHERING & PROCESSING LLC replaced ETC GAS PROCESSING, LLC as the buyer of this lease's gas from oil wells on Mar 1, 2026.

SourceRailroad Commission production, P-5 and P-4 records, data through Jul 2026.

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Production by month

Oil output fell 32% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 32% over the last 12 monthsMonthly oil production and gas for FM HALL 20, Aug 2023 to Jul 2026. Oil output fell 32% over the last 12 months. 8,288 bbl in the 12 months through Jul 2026, against 12,182 bbl in the 12 months before.Last 12 months: 8,288 bblbbl per monthmcf per month005002,0001,0004,0001,5006,0002,0008,0002,50010kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 32% over the last 12 monthsMonthly oil production and gas for FM HALL 20, Aug 2023 to Jul 2026. Oil output fell 32% over the last 12 months. 8,288 bbl in the 12 months through Jul 2026, against 12,182 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month005002,0001,0004,0001,5006,0002,0008,0002,50010kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant

Flaring peaked at 36.6% of the gas in Sep 2025.

  • Processing plant (3)
  • Transmission line (2)
  • Flared (4)
Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plantShare of FM HALL 20 gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant. Flaring peaked at 36.6% of the gas in Sep 2025.Share of the lease’s gas by disposition code, per month0%50%100%Nov 2024: plant to lineFlared 36.6%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plantShare of FM HALL 20 gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant. Flaring peaked at 36.6% of the gas in Sep 2025.Share of gas by disposition code0%50%100%Nov 24: plant to lineFlared 36.6%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    95% · 78,585 mcf

  • Flared (4)

    4.5% · 3,730 mcf

4.5% of the gas flared in the last 12 months. 8 months above 3%.

Who has run this lease

The operator changed 2 times, most recently in Jan 2025

Operators of this lease over timeBirch Operations, Inc., Jan 2020 to Dec 2020; Endeavor Energy Resources L.P., Jan 2021 to Dec 2024; Diamondback E&P LLC, Jan 2025 to Jul 20262020202120222023202420252026Changed Jan 2021Changed Jan 2025Birch Operations, Inc.Jan 2020 to Dec 2020Endeavor Energy Resources L.P.Jan 2021 to Dec 2024Diamondback E&P LLCJan 2025 to now
Operators of this lease over timeBirch Operations, Inc., Jan 2020 to Dec 2020; Endeavor Energy Resources L.P., Jan 2021 to Dec 2024; Diamondback E&P LLC, Jan 2025 to Jul 20262020202120222023202420252026Changed Jan 2021Changed Jan 2025Birch Operations, Inc.Jan 2020 to Dec 2020Endeavor Energy Resources L.P.Jan 2021 to Dec 2024Diamondback E&P LLCJan 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

4 wells on this lease

Wells on FM HALL 20
API numberWell no.Status
42-317-366141Active
42-317-373222RActive
42-317-392333Active
42-317-392394Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Transoil Marketing, LLCOilGathers100Aug 1, 2025–
Et Gathering & Processing LLCCasinghead gasBuys100Mar 1, 2026–
Energy Transfer CompanyCasinghead gasGathers100Aug 1, 2025–
Etc Gas Processing, LLCCasinghead gasBuys100Aug 1, 2025Mar 1, 2026
Wtg Gas Processing, L.p.Casinghead gasGathers100Jul 13, 2011Aug 1, 2025
Wtg Gas Processing, L.p.Casinghead gasBuys100Oct 1, 2014Aug 1, 2025
Oasis Transp & Marketing Corp.OilGathers100Jan 1, 2021Aug 1, 2025
Eastex Crude CompanyOilGathers50Apr 1, 2018Jan 1, 2021
Shell Trading (Us) CompanyOilGathers50Apr 1, 2018Jan 1, 2021

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

Who buys my oilOil price check

166.30 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 166.3 and 167.5 acres. Use the acres from your own division order for the well you are paid on.

Check your decimal on this lease
Permits for FM Hall 20
API numberWell no.Acreson the permit
42-317-392394166.30
42-317-392333166.30
42-317-373222R167.50
42-317-366141167.50

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 FM HALL 20
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Diamondback E&P6947228,8368,8360$80.46$2.89
Jun 2026Diamondback E&P7487177,4897,4890$84.81$3.15
May 2026Diamondback E&P5315427,3597,3590$102.13$2.94
Apr 2026Diamondback E&P4043565,4075,4070$100.32$2.77
Mar 2026Diamondback E&P3155364,1754,1750$91.38$3.04
Feb 2026Diamondback E&P5693696,1536,11241$64.51$3.62
Jan 2026Diamondback E&P7427336,5276,306221$60.04$7.72
Dec 2025Diamondback E&P8269218,1888,1880$57.97$4.26
Nov 2025Diamondback E&P9439616,8026,74953$60.06$3.79
Oct 2025Diamondback E&P8809637,8537,704149$60.89$3.19
Sep 2025Diamondback E&P7827356,0983,8692,229$63.96$2.97
Aug 2025Diamondback E&P8547027,4286,3911,037$64.86$2.91
Jul 2025Diamondback E&P9691,0666,7506,65199$68.39$3.20
Jun 2025Diamondback E&P1,2781,2206,9736,87499$68.17$3.02
May 2025Diamondback E&P1,3491,4267,1507,040110$62.17$3.12
Apr 2025Diamondback E&P1,1841,0465,9345,813121$63.54$3.42
Mar 2025Diamondback E&P8531,0523,5813,444137$68.24$4.12
Feb 2025Diamondback E&P7137343,9203,496424$71.53$4.19
Jan 2025Diamondback E&P9177302,7772,202575$75.74$4.13
Dec 2024Endeavor Energy5837241,7591,631128$70.12$3.01
Nov 2024Endeavor Energy2773541,4161,269147$69.95$2.12
Oct 2024Endeavor Energy1,1991,0754,8164,8160$71.99$2.20
Sep 2024Endeavor Energy1,2651,4215,7745,7740$70.24$2.28
Aug 2024Endeavor Energy1,5951,7335,3675,3670$76.68$1.99
Jul 2024Endeavor Energy2,3161,9803,0283,0280$81.80$2.07
Jun 2024Endeavor Energy7171,27220200$79.77$2.54
May 2024Endeavor Energy1,9951,91519190$80.02$2.12
Apr 2024Endeavor Energy1,9311,69910100$85.35$1.60
Mar 2024Endeavor Energy1,6591,866000$81.28$1.49
Feb 2024Endeavor Energy1,0281,0751061060$77.25$1.72
Jan 2024Endeavor Energy1,6961,6161071070$74.15$3.18
Dec 2023Endeavor Energy1,009853000$71.90$2.52
Nov 2023Endeavor Energy8261,273000$77.69$2.71
Oct 2023Endeavor Energy5938000$85.64$2.98
Sep 2023Endeavor Energy46306000$89.43$2.64
Aug 2023Endeavor Energy15273000$81.39$2.58

Flared above 3%

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

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This lease belongs to

OperatorDiamondback E&P LLCFieldSpraberry (Trend Area)CountyMartin County

Diamondback E&P LLC in Martin County

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