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Texas gas well

Producing

MASTEN -J-

Masten -J- is a gas well in Cochran County, Texas, operated by Talis Energy Inc. in the Levelland (San Andres) field.

1 well

170mcf gas, last 12 months−53% vs prior year
Operator
Talis Energy Inc.
County
Cochran County
Field
Levelland (San Andres)
RRC lease
8A-020508

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Where it sits

This county

Cochran CountyCochranHockleyLambBaileyCochran County
Cochran County
Gas in Jun 2026
170 mcf
Reporting since
Jan 2020

Checks stopped on this lease?

  • Operator

    Operator changed: Talis Energy Inc. took over from Oilwell Operators, Inc. in Jul 2025.

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

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Production by month

Gas output fell 53% over the last 12 months

Jul 2026 was not reported.

  • Gas (bars)
  • Last 12 months
Gas output fell 53% over the last 12 monthsMonthly gas production for MASTEN -J-, Aug 2023 to Jul 2026. Gas output fell 53% over the last 12 months. 170 mcf in the 12 months through Jul 2026, against 360 mcf in the 12 months before.Last 12 months: 170 mcfmcf per month05001,0001,5002,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 53% over the last 12 monthsMonthly gas production for MASTEN -J-, Aug 2023 to Jul 2026. Gas output fell 53% over the last 12 months. 170 mcf in the 12 months through Jul 2026, against 360 mcf in the 12 months before.Last 12 monthsmcf per month05001,0001,5002,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

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

  • Processing plant (3)
  • Transmission line (2)
Since Jan 2024 the lease's gas goes to a transmission line instead of a processing plantShare of MASTEN -J- gas by disposition code each month, Aug 2023 to Jul 2026. Since Jan 2024 the lease's gas goes to a transmission line instead of a processing plant.Share of the lease’s gas by disposition code, per month0%50%100%Jan 2024: plant to lineOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Jan 2024 the lease's gas goes to a transmission line instead of a processing plantShare of MASTEN -J- gas by disposition code each month, Aug 2023 to Jul 2026. Since Jan 2024 the lease's gas goes to a transmission line instead of a processing plant.Share of gas by disposition code0%50%100%Jan 24: plant to lineJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    54% · 6,087 mcf

  • Processing plant (3)

    46% · 5,107 mcf

Who has run this lease

The operator changed 3 times, most recently in Jul 2025

Operators of this lease over timeSteward Energy II, LLC, Jan 2020 to Apr 2020; RMB Operating LLC, May 2020 to Jun 2023; Oilwell Operators, Inc., Jul 2023 to Jun 2025; Talis Energy Inc., Jul 2025 to Jun 20262020202120222023202420252026Changed May 2020Changed Jul 2023Changed Jul 2025Steward Energy II, LLCJan 2020 to Apr 2020RMB Operating LLCMay 2020 to Jun 2023Oilwell Operators, Inc.Jul 2023 to Jun 2025Talis Energy Inc.Jul 2025 to now
Operators of this lease over timeSteward Energy II, LLC, Jan 2020 to Apr 2020; RMB Operating LLC, May 2020 to Jun 2023; Oilwell Operators, Inc., Jul 2023 to Jun 2025; Talis Energy Inc., Jul 2025 to Jun 20262020202120222023202420252026Changed May 2020Changed Jul 2023Changed Jul 2025Steward Energy II, LLCJan 2020 to Apr 2020RMB Operating LLCMay 2020 to Jun 2023Oilwell Operators, Inc.Jul 2023 to Jun 2025Talis Energy Inc.Jul 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on MASTEN -J-
API numberWell no.Status
42-079-015874Shut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Targa Midstream Services LLCGas-well gasBuys100Jul 1, 2023–
Targa Midstream Services LLCGas-well gasGathers100Oct 1, 2011–
Sentinel Transportation, LLCCondensateGathers100Jan 1, 2004Jul 1, 2023
Targa Midstream Services LLCGas-well gasBuys100Oct 1, 2011Jul 1, 2023

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

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What the drilling permits say

  • Good to know

    The state has no unit acreage for this lease

    Ask the operator for the acreage on your well's division order and unit plat.

Check your decimal on this lease
Permits for Masten -J-
API numberWell no.Acreson the permit
42-079-015874–

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for MASTEN -J-
MonthGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026No report–––$80.46$2.89
Jun 2026Talis Energy1701700$84.81$3.15
May 2026Talis Energy000$102.13$2.94
Apr 2026Talis Energy000$100.32$2.77
Mar 2026Talis Energy000$91.38$3.04
Feb 2026Talis Energy000$64.51$3.62
Jan 2026Talis Energy000$60.04$7.72
Dec 2025Talis Energy000$57.97$4.26
Nov 2025Talis Energy000$60.06$3.79
Oct 2025Talis Energy000$60.89$3.19
Sep 2025Talis Energy000$63.96$2.97
Aug 2025Talis Energy000$64.86$2.91
Jul 2025Talis Energy000$68.39$3.20
Jun 2025Oilwell Operators,000$68.17$3.02
May 2025Oilwell Operators,2742740$62.17$3.12
Apr 2025Oilwell Operators,000$63.54$3.42
Mar 2025Oilwell Operators,86860$68.24$4.12
Feb 2025Oilwell Operators,000$71.53$4.19
Jan 2025Oilwell Operators,000$75.74$4.13
Dec 2024Oilwell Operators,000$70.12$3.01
Nov 2024Oilwell Operators,000$69.95$2.12
Oct 2024Oilwell Operators,000$71.99$2.20
Sep 2024Oilwell Operators,000$70.24$2.28
Aug 2024Oilwell Operators,000$76.68$1.99
Jul 2024Oilwell Operators,000$81.80$2.07
Jun 2024Oilwell Operators,000$79.77$2.54
May 2024Oilwell Operators,000$80.02$2.12
Apr 2024Oilwell Operators,000$85.35$1.60
Mar 2024Oilwell Operators,6766760$81.28$1.49
Feb 2024Oilwell Operators,1,7111,7110$77.25$1.72
Jan 2024Oilwell Operators,1,6061,6060$74.15$3.18
Dec 2023Oilwell Operators,1,1211,1210$71.90$2.52
Nov 2023Oilwell Operators,1,8201,8200$77.69$2.71
Oct 2023Oilwell Operators,2762760$85.64$2.98
Sep 2023Oilwell Operators,1,8901,8900$89.43$2.64
Aug 2023Oilwell Operators,1,5641,5640$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

This lease belongs to

OperatorTalis Energy Inc.FieldLevelland (San Andres)CountyCochran County

Talis Energy Inc. in Cochran County

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Levelland (San Andres) field

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