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Texas oil lease

Producing

COBRA

Cobra is an oil lease in McMullen County, Texas, operated by Javelin Energy Partners Mgmt LLC in the Eagleville (Eagle Ford-1) field.

3 wells

32,809bbl oil, last 12 months−49% vs prior year
Operator
Javelin Energy Partners Mgmt LLC
County
McMullen County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-15782

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Where it sits

This county

McMullen CountyMcMullenLa SalleAtascosaKarnesFrioLive OakMcMullen County
McMullen County
Gas, last 12 months
29,636 mcf
Oil in Jul 2026
1,025 bbl

Production by month

Oil output fell 49% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 49% over the last 12 monthsMonthly oil production and gas for COBRA, Aug 2023 to Jul 2026. Oil output fell 49% over the last 12 months. 32,809 bbl in the 12 months through Jul 2026, against 64,594 bbl in the 12 months before.Last 12 months: 32,809 bblbbl per monthmcf per month002,5002,0005,0004,0007,5006,00010k8,00012.5k10kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 49% over the last 12 monthsMonthly oil production and gas for COBRA, Aug 2023 to Jul 2026. Oil output fell 49% over the last 12 months. 32,809 bbl in the 12 months through Jul 2026, against 64,594 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002,5002,0005,0004,0007,5006,00010k8,00012.5k10kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Nov 2023 the lease's gas goes to a transmission line instead of lease fuel

Flaring peaked at 17.6% of the gas in May 2024.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
Since Nov 2023 the lease's gas goes to a transmission line instead of lease fuelShare of COBRA gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2023 the lease's gas goes to a transmission line instead of lease fuel. Flaring peaked at 17.6% of the gas in May 2024.Share of the lease’s gas by disposition code, per month0%50%100%Nov 2023: fuel to lineFlared 17.6%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Nov 2023 the lease's gas goes to a transmission line instead of lease fuelShare of COBRA gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2023 the lease's gas goes to a transmission line instead of lease fuel. Flaring peaked at 17.6% of the gas in May 2024.Share of gas by disposition code0%50%100%Nov 23: fuel to lineFlared 17.6%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    99% · 29,341 mcf

  • Flared (4)

    1.0% · 295 mcf

1.0% of the gas flared in the last 12 months. 4 months above 3%.

Who has run this lease

The operator changed 3 times, most recently in Feb 2025

Operators of this lease over timeCarrizo (Eagle Ford) LLC, Jan 2020 to Jan 2020; Callon (Eagle Ford) LLC, Feb 2020 to Jun 2023; Ridgemar Energy Operating, LLC, Jul 2023 to Jan 2025; Javelin Energy Partners Mgmt LLC, Feb 2025 to Jul 20262020202120222023202420252026Changed Feb 2020Changed Jul 2023Changed Feb 2025Carrizo (Eagle Ford) LLCJan 2020 to Jan 2020Callon (Eagle Ford) LLCFeb 2020 to Jun 2023Ridgemar Energy Operating, LLCJul 2023 to Jan 2025Javelin Energy Partners Mgmt…Feb 2025 to now
Operators of this lease over timeCarrizo (Eagle Ford) LLC, Jan 2020 to Jan 2020; Callon (Eagle Ford) LLC, Feb 2020 to Jun 2023; Ridgemar Energy Operating, LLC, Jul 2023 to Jan 2025; Javelin Energy Partners Mgmt LLC, Feb 2025 to Jul 20262020202120222023202420252026Changed Feb 2020Changed Jul 2023Changed Feb 2025Carrizo (Eagle Ford) LLCJan 2020 to Jan 2020Callon (Eagle Ford) LLCFeb 2020 to Jun 2023Ridgemar Energy Operating, LLCJul 2023 to Jan 2025Javelin Energy Partners Mgmt LLCFeb 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

3 wells on this lease

Wells on COBRA
API numberWell no.Status
42-311-347261HActive
42-311-360335HActive
42-311-360366HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Eastex Crude Company, LLCOilGathers100Jan 1, 2023–
Energy Transfer CompanyCasinghead gasBuys100Nov 1, 2015–
Energy Transfer CompanyCasinghead gasGathers100Nov 1, 2015–
Eastex Crude CompanyOilGathers100Jan 1, 2022Jan 1, 2023
Shell Trading (Us) CompanyOilGathers100Jul 13, 2016Jan 1, 2022

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

Who buys my oilOil price check

320 acres on the newest permit

Permits for Cobra
API numberWell no.Acreson the permit
42-311-360335H320
42-311-360366H320
42-311-347261H320

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for COBRA
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Javelin Energy1,0251,0658328266$80.46$2.89
Jun 2026Javelin Energy1,8331,8291,8471,83314$84.81$3.15
May 2026Javelin Energy2,0452,0442,0682,03137$102.13$2.94
Apr 2026Javelin Energy2,4082,4111,7141,65658$100.32$2.77
Mar 2026Javelin Energy1,6951,6981,3221,25765$91.38$3.04
Feb 2026Javelin Energy2,6102,6571,8471,8434$64.51$3.62
Jan 2026Javelin Energy2,8042,7472,6032,56736$60.04$7.72
Dec 2025Javelin Energy2,8762,8832,7082,64959$57.97$4.26
Nov 2025Javelin Energy3,1923,2073,0813,0810$60.06$3.79
Oct 2025Javelin Energy3,7163,7203,7553,7478$60.89$3.19
Sep 2025Javelin Energy3,8843,8773,8903,8900$63.96$2.97
Aug 2025Javelin Energy4,7214,7693,9693,9618$64.86$2.91
Jul 2025Javelin Energy3,9123,8653,2793,25821$68.39$3.20
Jun 2025Javelin Energy4,5044,5894,1914,16922$68.17$3.02
May 2025Javelin Energy4,6154,5254,4304,154276$62.17$3.12
Apr 2025Javelin Energy5,2365,2315,0615,02041$63.54$3.42
Mar 2025Javelin Energy5,1235,1215,1775,03289$68.24$4.12
Feb 2025Javelin Energy6,4246,4327,5217,259189$71.53$4.19
Jan 2025Ridgemar Energy6,8466,8507,2367,014163$75.74$4.13
Dec 2024Ridgemar Energy9,5349,5695,6965,546104$70.12$3.01
Nov 2024Ridgemar Energy12,14812,1176,6936,59052$69.95$2.12
Oct 2024Ridgemar Energy6,1986,0963,3243,3240$71.99$2.20
Sep 2024Ridgemar Energy0127270$70.24$2.28
Aug 2024Ridgemar Energy54551471470$76.68$1.99
Jul 2024Ridgemar Energy1441453063060$81.80$2.07
Jun 2024Ridgemar Energy1701703072989$79.77$2.54
May 2024Ridgemar Energy22122137030565$80.02$2.12
Apr 2024Ridgemar Energy2452472742400$85.35$1.60
Mar 2024Ridgemar Energy4274252332330$81.28$1.49
Feb 2024Ridgemar Energy3653681591590$77.25$1.72
Jan 2024Ridgemar Energy4894892282280$74.15$3.18
Dec 2023Ridgemar Energy6366363153150$71.90$2.52
Nov 2023Ridgemar Energy5275212822820$77.69$2.71
Oct 2023Ridgemar Energy021310$85.64$2.98
Sep 2023Ridgemar Energy0871730$89.43$2.64
Aug 2023Ridgemar Energy303090$81.39$2.58

Flared above 3%

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

OperatorJavelin Energy Partners Mgmt LLCFieldEagleville (Eagle Ford-1)CountyMcMullen County

Javelin Energy Partners Mgmt LLC in McMullen County

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