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Texas oil lease

Producing

LLM ZAV SOUTH

LLM Zav South is an oil lease in Zavala County, Texas, operated by Ineos USA Oil & Gas LLC in the Briscoe Ranch (Eagleford) field.

Oil lease dossier

14,535bbl oil, last 12 months−16% vs prior year
Operator
Ineos USA Oil & Gas LLC
County
Zavala County
Field
Briscoe Ranch (Eagleford)
RRC lease
01-18771

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Where it sits

This county

Zavala CountyZavalaUvaldeKinneyMedinaFrioMaverickZavala County
Zavala County
Gas, last 12 months
23,328 mcf
Oil in Jul 2026
1,505 bbl

Production by month

Oil output fell 16% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 16% over the last 12 monthsMonthly oil production and gas for LLM ZAV SOUTH, Aug 2023 to Jul 2026. Oil output fell 16% over the last 12 months. 14,535 bbl in the 12 months through Jul 2026, against 17,238 bbl in the 12 months before.Last 12 months: 14,535 bblbbl per monthmcf per month005002,0001,0004,0001,5006,0002,0008,0002,50010kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 16% over the last 12 monthsMonthly oil production and gas for LLM ZAV SOUTH, Aug 2023 to Jul 2026. Oil output fell 16% over the last 12 months. 14,535 bbl in the 12 months through Jul 2026, against 17,238 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month005002,0001,0004,0001,5006,0002,0008,0002,50010kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Apr 2026 the lease's gas goes to a transmission line instead of lease fuel

Flaring peaked at 40.4% of the gas in Dec 2023.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
Since Apr 2026 the lease's gas goes to a transmission line instead of lease fuelShare of LLM ZAV SOUTH gas by disposition code each month, Aug 2023 to Jul 2026. Since Apr 2026 the lease's gas goes to a transmission line instead of lease fuel. Flaring peaked at 40.4% of the gas in Dec 2023.Share of the lease’s gas by disposition code, per month0%50%100%Apr 2026: fuel to lineFlared 40.4%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Apr 2026 the lease's gas goes to a transmission line instead of lease fuelShare of LLM ZAV SOUTH gas by disposition code each month, Aug 2023 to Jul 2026. Since Apr 2026 the lease's gas goes to a transmission line instead of lease fuel. Flaring peaked at 40.4% of the gas in Dec 2023.Share of gas by disposition code0%50%100%Apr 26: fuel to lineFlared 40.4%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    77% · 17,969 mcf

  • Lease fuel (1)

    20% · 4,733 mcf

  • Flared (4)

    2.7% · 626 mcf

2.7% of the gas flared in the last 12 months. 12 months above 3%.

Who has run this lease

The operator changed once, most recently in Apr 2023

Operators of this lease over timeChesapeake Operating, L.L.C., Jan 2020 to Mar 2023; Ineos USA Oil & Gas LLC, Apr 2023 to Jul 20262020202120222023202420252026Changed Apr 2023Chesapeake Operating, L.L.C.Jan 2020 to Mar 2023Ineos USA Oil & Gas LLCApr 2023 to now
Operators of this lease over timeChesapeake Operating, L.L.C., Jan 2020 to Mar 2023; Ineos USA Oil & Gas LLC, Apr 2023 to Jul 20262020202120222023202420252026Changed Apr 2023Chesapeake Operating, L.L.C.Jan 2020 to Mar 2023Ineos USA Oil & Gas LLCApr 2023 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
Ineos Energy Marketing USA LLCOilGathers100Nov 1, 2023–
Ineos Energy Marketing USA LLCCasinghead gasBuys100Nov 1, 2023–
Williams Mlp Operating LLCCasinghead gasGathers100Feb 21, 2015–
Chesapeake Energy Mktg, L.l.c.Casinghead gasBuys100Feb 21, 2015Nov 1, 2023
Chesapeake Energy Mktg, L.l.c.OilGathers100Feb 21, 2015Nov 1, 2023

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

Who buys my oilOil price check

6,670.67 acres on the newest permit

Check your decimal on this lease
Permits for LLM Zav South
API numberWell no.Acreson the permit
42-507-33190C 1H6,670.67
42-507-33192C 2H6,670.67
42-507-33189C 3H6,670.67

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

Unit decimal checker

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36 months, newest first

Ledger for LLM ZAV SOUTH
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Ineos USA1,5051,4712,5401,98077$80.46$2.89
Jun 2026Ineos USA1,3341,3912,3231,76278$84.81$3.15
May 2026Ineos USA1,7781,8862,6812,09587$102.13$2.94
Apr 2026Ineos USA2,2132,0962,2341,67774$100.32$2.77
Mar 2026Ineos USA1,0981,04498445728$91.38$3.04
Feb 2026Ineos USA66471560729110$64.51$3.62
Jan 2026Ineos USA82379450991$60.04$7.72
Dec 2025Ineos USA6755386761743$57.97$4.26
Nov 2025Ineos USA5657131,8571,3659$60.06$3.79
Oct 2025Ineos USA1,2771,2584,5343,906129$60.89$3.19
Sep 2025Ineos USA1,7361,7161,7541,71044$63.96$2.97
Aug 2025Ineos USA8671,0052,6292,54386$64.86$2.91
Jul 2025Ineos USA1,0098143,1873,1861$68.39$3.20
Jun 2025Ineos USA1,3411,3613,0233,0212$68.17$3.02
May 2025Ineos USA1,0441,1423,3813,3792$62.17$3.12
Apr 2025Ineos USA1,9652,0135,1495,1463$63.54$3.42
Mar 2025Ineos USA1,7181,6356,8696,8681$68.24$4.12
Feb 2025Ineos USA1,4211,5211,9801,9800$71.53$4.19
Jan 2025Ineos USA1,2241,3749219201$75.74$4.13
Dec 2024Ineos USA1,6771,5631,4011,4010$70.12$3.01
Nov 2024Ineos USA1,4071,1561,5391,5381$69.95$2.12
Oct 2024Ineos USA1,8471,9931,4861,4851$71.99$2.20
Sep 2024Ineos USA1,3421,2019089080$70.24$2.28
Aug 2024Ineos USA1,2431,3396856850$76.68$1.99
Jul 2024Ineos USA1,0631,1548638621$81.80$2.07
Jun 2024Ineos USA1,7651,6581,9691,9681$79.77$2.54
May 2024Ineos USA1,6121,6571,3321,31715$80.02$2.12
Apr 2024Ineos USA1,8732,0411,4651,4641$85.35$1.60
Mar 2024Ineos USA2,0852,1651,0671,05116$81.28$1.49
Feb 2024Ineos USA1,8751,83890180695$77.25$1.72
Jan 2024Ineos USA85099620015743$74.15$3.18
Dec 2023Ineos USA463169573423$71.90$2.52
Nov 2023Ineos USA6576761067333$77.69$2.71
Oct 2023Ineos USA1,7621,846411299112$85.64$2.98
Sep 2023Ineos USA2,1932,15484376281$89.43$2.64
Aug 2023Ineos USA2,2142,1781,4781,370108$81.39$2.58

Flared above 3%

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

OperatorIneos USA Oil & Gas LLCFieldBriscoe Ranch (Eagleford)CountyZavala County

Ineos USA Oil & Gas LLC in Zavala County

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Briscoe Ranch (Eagleford) field

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