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Texas gas well

Producing

J. E. C. MAST

J. E. C. Mast is a gas well in Andrews County, Texas, operated by Carruth Oil & Gas, LLC in the Shafter Lake (Yates) field.

Gas well dossier

226mcf gas, last 12 months−23% vs prior year
Operator
Carruth Oil & Gas, LLC
County
Andrews County
Field
Shafter Lake (Yates)
RRC lease
08-298129

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Where it sits

This county

Andrews CountyAndrewsMartinGainesDawsonAndrews County
Andrews County
Gas in Jul 2026
17 mcf
Reporting since
Jul 2024

Production by month

Gas output fell 23% over the last 12 months

  • Gas (bars)
  • Last 12 months
Gas output fell 23% over the last 12 monthsMonthly gas production for J. E. C. MAST, Jul 2024 to Jul 2026. Gas output fell 23% over the last 12 months. 226 mcf in the 12 months through Jul 2026, against 293 mcf in the 12 months before.Last 12 months: 226 mcfmcf per month020406080Jul 24OctJan 25AprJulOctJan 26AprJul
Gas output fell 23% over the last 12 monthsMonthly gas production for J. E. C. MAST, Jul 2024 to Jul 2026. Gas output fell 23% over the last 12 months. 226 mcf in the 12 months through Jul 2026, against 293 mcf in the 12 months before.Last 12 monthsmcf per month020406080Jul 24Jan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

All of the gas went to a transmission line in the last 12 months

All of the gas went to a transmission line in the last 12 monthsShare of J. E. C. MAST gas by disposition code each month, Jul 2024 to Jul 2026. All of the gas went to a transmission line in the last 12 months.Share of the lease’s gas by disposition code, per month0%50%100%Jul 24OctJan 25AprJulOctJan 26AprJul
All of the gas went to a transmission line in the last 12 monthsShare of J. E. C. MAST gas by disposition code each month, Jul 2024 to Jul 2026. All of the gas went to a transmission line in the last 12 months.Share of gas by disposition code0%50%100%Jul 24Jan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Wells on this lease

No wells are linked to this lease in our data

Production is still reported at lease level.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Eastex Crude Company, LLCCondensateGathers100Jul 14, 2024
Dcp Operating Company, LPGas-well gasBuys100Jul 14, 2024
Carruth Oil & Gas, LLCGas-well gasGathers100Jul 14, 2024

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

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What the drilling permits say

Permits for J. E. C. Mast
API numberWell no.Acreson the permit
42-003-072783–

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

Unit decimal checker

Estimate your royalty

25 months, newest first

Ledger for J. E. C. MAST
MonthGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202617170$80.46$2.89
Jun 202616160$84.81$3.15
May 2026000$102.13$2.94
Apr 2026220$100.32$2.77
Mar 2026110$91.38$3.04
Feb 202635350$64.51$3.62
Jan 202614140$60.04$7.72
Dec 202529290$57.97$4.26
Nov 2025550$60.06$3.79
Oct 202532320$60.89$3.19
Sep 202553530$63.96$2.97
Aug 202522220$64.86$2.91
Jul 202550500$68.39$3.20
Jun 202514140$68.17$3.02
May 2025330$62.17$3.12
Apr 2025440$63.54$3.42
Mar 2025550$68.24$4.12
Feb 202540400$71.53$4.19
Jan 202555550$75.74$4.13
Dec 202436360$70.12$3.01
Nov 202412120$69.95$2.12
Oct 202425250$71.99$2.20
Sep 202423230$70.24$2.28
Aug 202426260$76.68$1.99
Jul 202410100$81.80$2.07

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

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This lease belongs to

OperatorCarruth Oil & Gas, LLCFieldShafter Lake (Yates)CountyAndrews County

Carruth Oil & Gas, LLC in Andrews County

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Shafter Lake (Yates) field

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New drilling permits in Andrews County

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