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Texas oil lease

Producing

CASTILLO, RAUL

Castillo, Raul is an oil lease in Bexar County, Texas, operated by Calk, Roger D. in the Fairfield field.

1 well

50bbl oil, last 12 months−8% vs prior year
Operator
Calk, Roger D.
County
Bexar County
Field
Fairfield
RRC lease
01-07694

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Where it sits

This county

Bexar CountyBexarWilsonComalMedinaKendallHaysGuadalupeBanderaBexar County
Bexar County
Oil in Jun 2026
5 bbl
Reporting since
Jan 2020

Production by month

Oil output fell 8% over the last 12 months

Jul 2026 was not reported.

  • Oil (bars)
  • Last 12 months
Oil output fell 8% over the last 12 monthsMonthly oil production for CASTILLO, RAUL, Aug 2023 to Jul 2026. Oil output fell 8% over the last 12 months. 45 bbl in the 12 months through Jul 2026, against 49 bbl in the 12 months before.Last 12 months: 45 bblbbl per month012345Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 8% over the last 12 monthsMonthly oil production for CASTILLO, RAUL, Aug 2023 to Jul 2026. Oil output fell 8% over the last 12 months. 45 bbl in the 12 months through Jul 2026, against 49 bbl in the 12 months before.Last 12 monthsbbl per month012345Jan 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.

1 well on this lease

Wells on CASTILLO, RAUL
API numberWell no.Status
42-029-318892Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Dorado Oil CompanyOilGathers34Nov 1, 2025–
Gulfmark Energy, Inc.OilGathers33Nov 1, 2025–
Plains Marketing, L.p.OilGathers33Nov 1, 2025–
Gulfmark Energy, Inc.OilGathers50Jan 1, 2018Nov 1, 2025
Plains Marketing, L.p.OilGathers50Nov 1, 2024Nov 1, 2025
Shell Trading (Us) CompanyOilGathers50Oct 1, 2002Nov 1, 2024

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

Who buys my oilOil price check

10 acres on the newest permit

Permits for Castillo, Raul
API numberWell no.Acreson the permit
42-029-31889210

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for CASTILLO, RAUL
MonthOil producedbblOil soldbblWTI$/bblHenry Hub$/MMBtu
Jul 2026No report filed––$80.46$2.89
Jun 202650$84.81$3.15
May 202650$102.13$2.94
Apr 202650$100.32$2.77
Mar 202650$91.38$3.04
Feb 202650$64.51$3.62
Jan 202650$60.04$7.72
Dec 202530$57.97$4.26
Nov 202520$60.06$3.79
Oct 202520$60.89$3.19
Sep 202530$63.96$2.97
Aug 202550$64.86$2.91
Jul 202550$68.39$3.20
Jun 202550$68.17$3.02
May 202550$62.17$3.12
Apr 202550$63.54$3.42
Mar 202550$68.24$4.12
Feb 202520$71.53$4.19
Jan 202530$75.74$4.13
Dec 202450$70.12$3.01
Nov 20245149$69.95$2.12
Oct 202410$71.99$2.20
Sep 202430$70.24$2.28
Aug 202450$76.68$1.99
Jul 202440$81.80$2.07
Jun 202410$79.77$2.54
May 202450$80.02$2.12
Apr 202430$85.35$1.60
Mar 202430$81.28$1.49
Feb 202420$77.25$1.72
Jan 202420$74.15$3.18
Dec 202330$71.90$2.52
Nov 202320$77.69$2.71
Oct 202330$85.64$2.98
Sep 202320$89.43$2.64
Aug 202330$81.39$2.58

No report filed

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

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Nearby

This lease belongs to

OperatorCalk, Roger D.FieldFairfieldCountyBexar County

Calk, Roger D. in Bexar County

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Fairfield field

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New drilling permits in Bexar County

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