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Texas oil lease

Shut in

WELDER, J.F. UNIT

Welder, J.f. Unit is an oil lease in San Patricio County, Texas, operated by Iron Jaw Operating LLC in the Odem, S. (Massive Frio) field.

5 wells

0bbl oil, last 12 months
Operator
Iron Jaw Operating LLC
County
San Patricio County
Field
Odem, S. (Massive Frio)
RRC lease
04-12144

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Where it sits

This county

San Patricio CountySan PatricioGoliadAransasRefugioNuecesBeeJim WellsLive OakSan Patricio County
San Patricio County
Oil in Jul 2026
0 bbl
Reporting since
Jan 2020

Checks stopped on this lease?

  • Operator

    Operator changed: Iron Jaw Operating LLC took over from 84 Energy LLC in Jul 2026.

  • Sales

    No sales reported for the last 12 months of state data (through Jul 2026).

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

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Production by month

No production to chart

The state shows zero oil and zero gas for all 36 months we hold (Aug 2023 to Jul 2026). A lease that is shut in or newly reported looks like this. The ledger below lists each month.

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 3 times, most recently in Jul 2026

Operators of this lease over timeWagner Oil Company, Jan 2020 to Jul 2020; GTG Operating, LLC, Aug 2020 to Dec 2024; 84 Energy LLC, Jan 2025 to Jun 2026; Iron Jaw Operating LLC, Jul 2026 to Jul 20262020202120222023202420252026Changed Aug 2020Changed Jan 2025Changed Jul 2026Wagner Oil CompanyJan 2020 to Jul 2020GTG Operating, LLCAug 2020 to Dec 202484 Energy LLCJan 2025 to Jun 2026Iron Jaw Operating LLCJul 2026 to now
Operators of this lease over timeWagner Oil Company, Jan 2020 to Jul 2020; GTG Operating, LLC, Aug 2020 to Dec 2024; 84 Energy LLC, Jan 2025 to Jun 2026; Iron Jaw Operating LLC, Jul 2026 to Jul 20262020202120222023202420252026Changed Aug 2020Changed Jan 2025Changed Jul 2026Wagner Oil CompanyJan 2020 to Jul 2020GTG Operating, LLCAug 2020 to Dec 202484 Energy LLCJan 2025 to Jun 2026Iron Jaw Operating LLCJul 2026 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

5 wells on this lease

Wells on WELDER, J.F. UNIT
API numberWell no.Status
42-409-30062C 15 HShut-in
42-409-30393C 36Shut-in
42-409-30404C 43Active
42-409-30406C 44Shut-in
42-409-30431C 46Shut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Gulfmark Energy, Inc.OilGathers100Apr 1, 2020–
Conocophillips CompanyCasinghead gasBuys100Aug 1, 2020–
Tennessee Gas Pipeline Co,l.l.c.Casinghead gasGathers100Apr 1, 2013–
Wagner Oil CompanyCasinghead gasBuys100May 1, 2020Aug 1, 2020
Conocophillips CompanyCasinghead gasBuys100Apr 1, 2020May 1, 2020
Wagner Oil CompanyCasinghead gasBuys100Apr 1, 2014Apr 1, 2020
Sunoco Ptnrs. Mktg.&terminals LPOilGathers100Dec 1, 2019Apr 1, 2020
Flint Hills Resources, LPOilGathers100Nov 1, 2016Dec 1, 2019

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

Who buys my oilOil price check

2,010 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 1,305 and 3,765 acres. Use the acres from your own division order for the well you are paid on.

Check your decimal on this lease
Permits for Welder, J.f. Unit
API numberWell no.Acreson the permit
42-409-30062C 15 H2,010
42-409-30404C 431,305
42-409-30393C 363,765
42-409-30406C 443,765
42-409-30431C 46–

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

Unit decimal checker

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36 months, newest first

Ledger for WELDER, J.F. UNIT
MonthOil producedbblOil soldbblWTI$/bblHenry Hub$/MMBtu
Jul 2026Iron Jaw00$80.46$2.89
Jun 202684 Energy00$84.81$3.15
May 202684 Energy00$102.13$2.94
Apr 202684 Energy00$100.32$2.77
Mar 202684 Energy00$91.38$3.04
Feb 202684 Energy00$64.51$3.62
Jan 202684 Energy00$60.04$7.72
Dec 202584 Energy00$57.97$4.26
Nov 202584 Energy00$60.06$3.79
Oct 202584 Energy00$60.89$3.19
Sep 202584 Energy00$63.96$2.97
Aug 202584 Energy00$64.86$2.91
Jul 202584 Energy00$68.39$3.20
Jun 202584 Energy00$68.17$3.02
May 202584 Energy00$62.17$3.12
Apr 202584 Energy00$63.54$3.42
Mar 202584 Energy00$68.24$4.12
Feb 202584 Energy00$71.53$4.19
Jan 202584 Energy00$75.74$4.13
Dec 2024GTG Operating,00$70.12$3.01
Nov 2024GTG Operating,00$69.95$2.12
Oct 2024GTG Operating,00$71.99$2.20
Sep 2024GTG Operating,00$70.24$2.28
Aug 2024GTG Operating,00$76.68$1.99
Jul 2024GTG Operating,00$81.80$2.07
Jun 2024GTG Operating,00$79.77$2.54
May 2024GTG Operating,00$80.02$2.12
Apr 2024GTG Operating,00$85.35$1.60
Mar 2024GTG Operating,00$81.28$1.49
Feb 2024GTG Operating,00$77.25$1.72
Jan 2024GTG Operating,00$74.15$3.18
Dec 2023GTG Operating,00$71.90$2.52
Nov 2023GTG Operating,00$77.69$2.71
Oct 2023GTG Operating,00$85.64$2.98
Sep 2023GTG Operating,00$89.43$2.64
Aug 2023GTG Operating,00$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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Nearby

This lease belongs to

OperatorIron Jaw Operating LLCFieldOdem, S. (Massive Frio)CountySan Patricio County

Iron Jaw Operating LLC in San Patricio County

No other producing leases from this operator in this county are in our data yet.

Odem, S. (Massive Frio) field

No other producing leases in this field are in our data yet.

Leases within 10 km

Drilling permits within 10 km