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Texas oil lease

Producing

HULL-SILK 4300' UNIT

Hull-Silk 4300' Unit is an oil lease in Archer County, Texas, operated by Blackflat Oil Company LLC in the Hull-Silk-Sikes (Caddo) field.

1 well

1,778bbl oil, last 12 months
RRC lease
09-33803

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Where it sits

This county

Archer CountyArcherBaylorJackClayWilbargerWichitaArcher County
Archer County
Oil in Jun 2026
230 bbl
Reporting since
Jan 2020

Checks stopped on this lease?

  • Operator

    Operator changed: Blackflat Oil Company LLC took over from Mercury Operating, LLC in Jun 2025.

  • P-5

    The current operator's P-5 registration is listed as delinquent (last P-5 filed Oct 7, 2025).

  • P-5

    The previous operator's P-5 registration is listed as delinquent (last P-5 filed Jul 17, 2023).

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

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Production by month

Oil output over the last 12 months

Jul 2026 was not reported.

  • Oil (bars)
  • Last 12 months
Oil output over the last 12 monthsMonthly oil production for HULL-SILK 4300' UNIT, Aug 2023 to Jul 2026. Oil output over the last 12 months. 1,778 bbl in the 12 months through Jul 2026, against 0 bbl in the 12 months before.Last 12 months: 1,778 bblbbl per month0100200300400Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output over the last 12 monthsMonthly oil production for HULL-SILK 4300' UNIT, Aug 2023 to Jul 2026. Oil output over the last 12 months. 1,778 bbl in the 12 months through Jul 2026, against 0 bbl in the 12 months before.Last 12 monthsbbl per month0100200300400Jan 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 Jun 2025

Operators of this lease over timeMercury Operating, LLC, Jan 2020 to May 2025; Blackflat Oil Company LLC, Jun 2025 to Jun 20262020202120222023202420252026Changed Jun 2025Mercury Operating, LLCJan 2020 to May 2025Blackflat Oil Company LLCJun 2025 to now
Operators of this lease over timeMercury Operating, LLC, Jan 2020 to May 2025; Blackflat Oil Company LLC, Jun 2025 to Jun 20262020202120222023202420252026Changed Jun 2025Mercury Operating, LLCJan 2020 to May 2025Blackflat Oil Company LLCJun 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on HULL-SILK 4300' UNIT
API numberWell no.Status
42-009-4312669MActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Sentinel Transportation, LLCOilGathers100Jun 20, 2025–
Gulfmark Energy, Inc.OilGathers100Feb 5, 2018Jun 20, 2025

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

2,138 acres on the newest permit

Permits for Hull-Silk 4300' Unit
API numberWell no.Acreson the permit
42-009-4312776 M2,138
42-009-4312776M2,138
42-009-4312669M2,138

SourceRailroad Commission drilling permits, Oct 3, 2026 (source 1, source 2).

Estimate your royalty

36 months, newest first

Ledger for HULL-SILK 4300' UNIT
MonthOil producedbblOil soldbblWTI$/bblHenry Hub$/MMBtu
Jul 2026No report––$80.46$2.89
Jun 2026Blackflat Oil230174$84.81$3.15
May 2026Blackflat Oil182172$102.13$2.94
Apr 2026Blackflat Oil199173$100.32$2.77
Mar 2026Blackflat Oil209170$91.38$3.04
Feb 2026Blackflat Oil278241$64.51$3.62
Jan 2026Blackflat Oil310343$60.04$7.72
Dec 2025Blackflat Oil170493$57.97$4.26
Nov 2025Blackflat Oil2000$60.06$3.79
Oct 2025Blackflat Oil00$60.89$3.19
Sep 2025Blackflat Oil00$63.96$2.97
Aug 2025Blackflat Oil00$64.86$2.91
Jul 2025Blackflat Oil00$68.39$3.20
Jun 2025Blackflat Oil00$68.17$3.02
May 2025Mercury Operating,00$62.17$3.12
Apr 2025Mercury Operating,00$63.54$3.42
Mar 2025Mercury Operating,00$68.24$4.12
Feb 2025Mercury Operating,00$71.53$4.19
Jan 2025Mercury Operating,00$75.74$4.13
Dec 2024Mercury Operating,00$70.12$3.01
Nov 2024Mercury Operating,00$69.95$2.12
Oct 2024Mercury Operating,00$71.99$2.20
Sep 2024Mercury Operating,00$70.24$2.28
Aug 2024Mercury Operating,00$76.68$1.99
Jul 2024Mercury Operating,00$81.80$2.07
Jun 2024Mercury Operating,00$79.77$2.54
May 2024Mercury Operating,00$80.02$2.12
Apr 2024Mercury Operating,00$85.35$1.60
Mar 2024Mercury Operating,00$81.28$1.49
Feb 2024Mercury Operating,00$77.25$1.72
Jan 2024Mercury Operating,00$74.15$3.18
Dec 2023Mercury Operating,00$71.90$2.52
Nov 2023Mercury Operating,00$77.69$2.71
Oct 2023Mercury Operating,00$85.64$2.98
Sep 2023Mercury Operating,00$89.43$2.64
Aug 2023Mercury Operating,00$81.39$2.58

No report filed

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

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Nearby

Hull-Silk-Sikes (Caddo) field

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