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Texas oil lease

Producing

DULLNIG UNIT B DIM

Dullnig Unit B Dim is an oil lease in Dimmit County, Texas, operated by Ineos USA Oil & Gas LLC in the Briscoe Ranch (Eagleford) field.

1 well

5,322bbl oil, last 12 months+10% vs prior year
Operator
Ineos USA Oil & Gas LLC
County
Dimmit County
Field
Briscoe Ranch (Eagleford)
RRC lease
01-16458

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Where it sits

This county

Dimmit CountyDimmitLA SalleZavalaFrioMaverickDimmit County
Dimmit County
Gas, last 12 months
10,804 mcf
Oil in Jul 2026
410 bbl

Production by month

Oil output rose 10% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 10% over the last 12 monthsMonthly oil production and gas for DULLNIG UNIT B DIM, Aug 2023 to Jul 2026. Oil output rose 10% over the last 12 months. 5,322 bbl in the 12 months through Jul 2026, against 4,853 bbl in the 12 months before.Last 12 months: 5,322 bblbbl per monthmcf per month002505005001,0007501,5001,0002,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 10% over the last 12 monthsMonthly oil production and gas for DULLNIG UNIT B DIM, Aug 2023 to Jul 2026. Oil output rose 10% over the last 12 months. 5,322 bbl in the 12 months through Jul 2026, against 4,853 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002505005001,0007501,5001,0002,000Jan 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 13.5% of the gas in Nov 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 DULLNIG UNIT B DIM 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 13.5% of the gas in Nov 2023.Share of the lease’s gas by disposition code, per month0%50%100%Apr 2026: fuel to lineFlared 13.5%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Apr 2026 the lease's gas goes to a transmission line instead of lease fuelShare of DULLNIG UNIT B DIM 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 13.5% of the gas in Nov 2023.Share of gas by disposition code0%50%100%Apr 26: fuel to lineFlared 13.5%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    74% · 7,984 mcf

  • Lease fuel (1)

    23% · 2,442 mcf

  • Flared (4)

    3.5% · 378 mcf

3.5% 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.

1 well on this lease

Wells on DULLNIG UNIT B DIM
API numberWell no.Status
42-127-348924HActive

SourceTexas Railroad Commission Wellbore Query.

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 gasGathers100Oct 1, 2015–
Chesapeake Energy Mktg, L.l.c.Casinghead gasBuys100Sep 1, 2015Nov 1, 2023
Chesapeake Energy Mktg, L.l.c.OilGathers100Apr 28, 2023Nov 1, 2023
Chesapeake Energy Mktg, L.l.c.OilGathers10Sep 2, 2015Apr 28, 2023
Eastex Crude CompanyOilGathers80Sep 2, 2015Apr 28, 2023
Shell Trading (Us) CompanyOilGathers10Sep 2, 2015Apr 28, 2023

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

Who buys my oilOil price check

468.09 acres on the newest permit

Permits for Dullnig Unit B Dim
API numberWell no.Acreson the permit
42-127-348924H468.09

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for DULLNIG UNIT B DIM
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Ineos USA41038165838920$80.46$2.89
Jun 2026Ineos USA39834066640520$84.81$3.15
May 2026Ineos USA36435261334618$102.13$2.94
Apr 2026Ineos USA46354668742323$100.32$2.77
Mar 2026Ineos USA29937147020516$91.38$3.04
Feb 2026Ineos USA4653601,114745144$64.51$3.62
Jan 2026Ineos USA4835391,1579044$60.04$7.72
Dec 2025Ineos USA4913631,1248714$57.97$4.26
Nov 2025Ineos USA4905171,0938475$60.06$3.79
Oct 2025Ineos USA42151698569046$60.89$3.19
Sep 2025Ineos USA5214911,1521,10943$63.96$2.97
Aug 2025Ineos USA5174791,0851,05035$64.86$2.91
Jul 2025Ineos USA4975479239230$68.39$3.20
Jun 2025Ineos USA4925409939930$68.17$3.02
May 2025Ineos USA4703548958950$62.17$3.12
Apr 2025Ineos USA4505541,0791,0790$63.54$3.42
Mar 2025Ineos USA4333739569560$68.24$4.12
Feb 2025Ineos USA2201772912910$71.53$4.19
Jan 2025Ineos USA12918252520$75.74$4.13
Dec 2024Ineos USA52000$70.12$3.01
Nov 2024Ineos USA3293535265260$69.95$2.12
Oct 2024Ineos USA7907241,2771,2770$71.99$2.20
Sep 2024Ineos USA4735311231230$70.24$2.28
Aug 2024Ineos USA5655461271270$76.68$1.99
Jul 2024Ineos USA6135361281280$81.80$2.07
Jun 2024Ineos USA4315256096090$79.77$2.54
May 2024Ineos USA7207056316247$80.02$2.12
Apr 2024Ineos USA7217176036030$85.35$1.60
Mar 2024Ineos USA40335661758136$81.28$1.49
Feb 2024Ineos USA7867331,4891,45435$77.25$1.72
Jan 2024Ineos USA32434335534015$74.15$3.18
Dec 2023Ineos USA7688651,1991,16435$71.90$2.52
Nov 2023Ineos USA14717052457$77.69$2.71
Oct 2023Ineos USA7427151,2061,17927$85.64$2.98
Sep 2023Ineos USA49051049646234$89.43$2.64
Aug 2023Ineos USA8228731,5511,52031$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

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

Ineos USA Oil & Gas LLC in Dimmit County

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Briscoe Ranch (Eagleford) field

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