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Texas oil lease

Producing

MULLINS "18-B"

Mullins "18-B" is an oil lease in Andrews County, Texas, operated by Simata Energy, LLC in the Fullerton field.

1 well

325bbl oil, last 12 months−17% vs prior year
RRC lease
08-34145

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Where it sits

This county

Andrews CountyAndrewsMartinGainesDawsonAndrews County
Andrews County
Oil in Jul 2026
18 bbl
Reporting since
Jan 2020

Checks stopped on this lease?

  • Sales

    No sales reported for the last 2 months of state data (through Jul 2026).

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

See why checks stop on this lease

Production by month

Oil output fell 17% over the last 12 months

  • Oil (bars)
  • Last 12 months
Oil output fell 17% over the last 12 monthsMonthly oil production for MULLINS "18-B", Aug 2023 to Jul 2026. Oil output fell 17% over the last 12 months. 325 bbl in the 12 months through Jul 2026, against 392 bbl in the 12 months before.Last 12 months: 325 bblbbl per month020406080Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 17% over the last 12 monthsMonthly oil production for MULLINS "18-B", Aug 2023 to Jul 2026. Oil output fell 17% over the last 12 months. 325 bbl in the 12 months through Jul 2026, against 392 bbl in the 12 months before.Last 12 monthsbbl per month020406080Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

No gas disposition reported for this lease

The operator has not reported where the gas went in the months we hold.

Who has run this lease

The operator changed once, most recently in Oct 2023

Operators of this lease over timeCrestridge Drlg. & Prod.co.,llc, Jan 2020 to Sep 2023; Simata Energy, LLC, Oct 2023 to Jul 20262020202120222023202420252026Changed Oct 2023Crestridge Drlg. & Prod.co.,l…Jan 2020 to Sep 2023Simata Energy, LLCOct 2023 to now
Operators of this lease over timeCrestridge Drlg. & Prod.co.,llc, Jan 2020 to Sep 2023; Simata Energy, LLC, Oct 2023 to Jul 20262020202120222023202420252026Changed Oct 2023Crestridge Drlg. & Prod.co.,llcJan 2020 to Sep 2023Simata Energy, LLCOct 2023 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on MULLINS "18-B"
API numberWell no.Status
42-003-374501Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Bml, Inc. BOilGathers100Jun 30, 2026–
Occidental Permian Ltd.Casinghead gasGathers100May 1, 2000Jun 30, 2026
Apache CorporationCasinghead gasBuys100Dec 1, 2010Jun 30, 2026
Plains Marketing, L.p.OilGathers100May 1, 2007Jun 30, 2026

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

20 acres on the newest permit

Permits for Mullins "18-B"
API numberWell no.Acreson the permit
42-003-37450120

SourceRailroad Commission drilling permits, Sep 26, 2026 (source 1, source 2).

Estimate your royalty

36 months, newest first

Ledger for MULLINS "18-B"
MonthOil producedbblOil soldbblWTI$/bblHenry Hub$/MMBtu
Jul 2026Simata Energy,180$80.46$2.89
Jun 2026Simata Energy,230$84.81$3.15
May 2026Simata Energy,0110$102.13$2.94
Apr 2026Simata Energy,220$100.32$2.77
Mar 2026Simata Energy,470$91.38$3.04
Feb 2026Simata Energy,300$64.51$3.62
Jan 2026Simata Energy,11177$60.04$7.72
Dec 2025Simata Energy,440$57.97$4.26
Nov 2025Simata Energy,320$60.06$3.79
Oct 2025Simata Energy,360$60.89$3.19
Sep 2025Simata Energy,270$63.96$2.97
Aug 2025Simata Energy,350$64.86$2.91
Jul 2025Simata Energy,19176$68.39$3.20
Jun 2025Simata Energy,310$68.17$3.02
May 2025Simata Energy,10$62.17$3.12
Apr 2025Simata Energy,00$63.54$3.42
Mar 2025Simata Energy,620$68.24$4.12
Feb 2025Simata Energy,400$71.53$4.19
Jan 2025Simata Energy,65177$75.74$4.13
Dec 2024Simata Energy,280$70.12$3.01
Nov 2024Simata Energy,370$69.95$2.12
Oct 2024Simata Energy,400$71.99$2.20
Sep 2024Simata Energy,150$70.24$2.28
Aug 2024Simata Energy,54176$76.68$1.99
Jul 2024Simata Energy,140$81.80$2.07
Jun 2024Simata Energy,400$79.77$2.54
May 2024Simata Energy,450$80.02$2.12
Apr 2024Simata Energy,1963$85.35$1.60
Mar 2024Simata Energy,600$81.28$1.49
Feb 2024Simata Energy,70$77.25$1.72
Jan 2024Simata Energy,20$74.15$3.18
Dec 2023Simata Energy,70$71.90$2.52
Nov 2023Simata Energy,30$77.69$2.71
Oct 2023Simata Energy,50$85.64$2.98
Sep 2023Crestridge Drlg.00$89.43$2.64
Aug 2023Crestridge Drlg.10$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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Simata Energy, LLC in Andrews County

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