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MILLER

Miller is a gas well in Duval County, Texas, operated by Proline Energy Resources Inc in the Longhorn, West (3700) field.

Gas well dossier

949mcf gas, last 12 months−18% vs prior year
Operator
Proline Energy Resources Inc
County
Duval County
Field
Longhorn, West (3700)
RRC lease
04-184942

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Where it sits

This county

Duval CountyDuvalJim WellsDuval County
Duval County
Oil, last 12 months
7 bbl
Gas in Jul 2026
0 mcf

Checks stopped on this lease?

  • Operator

    Operator changed: Proline Energy Resources Inc took over from Urban Oil & Gas Group, LLC in May 2026.

  • Sales

    No sales reported for the last 3 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

Gas output fell 18% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 18% over the last 12 monthsMonthly gas production and oil for MILLER, Aug 2023 to Jul 2026. Gas output fell 18% over the last 12 months. 949 mcf in the 12 months through Jul 2026, against 1,155 mcf in the 12 months before.Last 12 months: 949 mcfmcf per monthbbl per month0010020200403006040080500100Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 18% over the last 12 monthsMonthly gas production and oil for MILLER, Aug 2023 to Jul 2026. Gas output fell 18% over the last 12 months. 949 mcf in the 12 months through Jul 2026, against 1,155 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month0010020200403006040080500100Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

All of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
All of the gas went to a processing plant in the last 12 monthsShare of MILLER gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a processing plant in the last 12 months.Share of the lease’s gas by disposition code, per month0%50%100%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
All of the gas went to a processing plant in the last 12 monthsShare of MILLER gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a processing plant in the last 12 months.Share of gas by disposition code0%50%100%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Who has run this lease

The operator changed once, most recently in May 2026

Operators of this lease over timeUrban Oil & Gas Group, LLC, Jan 2020 to Apr 2026; Proline Energy Resources Inc, May 2026 to Jul 20262020202120222023202420252026Changed May 2026Urban Oil & Gas Group, LLCJan 2020 to Apr 2026Proline Energy Resources IncMay 2026 to now
Operators of this lease over timeUrban Oil & Gas Group, LLC, Jan 2020 to Apr 2026; Proline Energy Resources Inc, May 2026 to Jul 20262020202120222023202420252026Changed May 2026Urban Oil & Gas Group, LLCJan 2020 to Apr 2026Proline Energy Resources IncMay 2026 to now

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%FromUntil
Gulfmark Energy, Inc.CondensateGathers100Jul 1, 2022–
Enerfin Field Services LLCGas-well gasBuys100Jul 1, 2022–
Enerfin Field Services LLCGas-well gasGathers100Jul 1, 2022–
Shell Trading (Us) CompanyCondensateGathers100Dec 1, 2021Jul 1, 2022
Enerfin Resources II-92 L.p.Gas-well gasGathers100Apr 1, 2018Jul 1, 2022
Enerfin Resources II-92 L.p.Gas-well gasBuys100Apr 1, 2018Jul 1, 2022
Sunoco Ptnrs. Mktg.&terminals LPCondensateGathers100May 1, 2020Dec 1, 2021
Shell Trading (Us) CompanyCondensateGathers100Apr 1, 2018May 1, 2020

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

Who buys my oilOil price check

391.30 acres on the newest permit

Check your decimal on this lease
Permits for Miller
API numberWell no.Acreson the permit
42-131-381491391.30

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

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36 months, newest first

Ledger for MILLER
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Proline Energy00000$80.46$2.89
Jun 2026Proline Energy00000$84.81$3.15
May 2026Proline Energy00000$102.13$2.94
Apr 2026Urban Oil0074740$100.32$2.77
Mar 2026Urban Oil0049490$91.38$3.04
Feb 2026Urban Oil00000$64.51$3.62
Jan 2026Urban Oil00000$60.04$7.72
Dec 2025Urban Oil001081080$57.97$4.26
Nov 2025Urban Oil002172170$60.06$3.79
Oct 2025Urban Oil002072070$60.89$3.19
Sep 2025Urban Oil702762760$63.96$2.97
Aug 2025Urban Oil0018180$64.86$2.91
Jul 2025Urban Oil00000$68.39$3.20
Jun 2025Urban Oil00000$68.17$3.02
May 2025Urban Oil00000$62.17$3.12
Apr 2025Urban Oil00000$63.54$3.42
Mar 2025Urban Oil00000$68.24$4.12
Feb 2025Urban Oil302182180$71.53$4.19
Jan 2025Urban Oil302182180$75.74$4.13
Dec 2024Urban Oil502782780$70.12$3.01
Nov 2024Urban Oil801341340$69.95$2.12
Oct 2024Urban Oil801561560$71.99$2.20
Sep 2024Urban Oil1001511510$70.24$2.28
Aug 2024Urban Oil00000$76.68$1.99
Jul 2024Urban Oil001821820$81.80$2.07
Jun 2024Urban Oil1201821820$79.77$2.54
May 2024Urban Oil003143140$80.02$2.12
Apr 2024Urban Oil3203143140$85.35$1.60
Mar 2024Urban Oil701803233230$81.28$1.49
Feb 2024Urban Oil002742740$77.25$1.72
Jan 2024Urban Oil1502832060$74.15$3.18
Dec 2023Urban Oil651893943300$71.90$2.52
Nov 2023Urban Oil1303863230$77.69$2.71
Oct 2023Urban Oil2004043400$85.64$2.98
Sep 2023Urban Oil004163510$89.43$2.64
Aug 2023Urban Oil004163510$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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This lease belongs to

OperatorProline Energy Resources IncFieldLonghorn, West (3700)CountyDuval County

Proline Energy Resources Inc in Duval County

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Longhorn, West (3700) field

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