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Texas oil lease

Producing

BIG WELLS SOUTH A DIM

Big Wells South A Dim is an oil lease in Dimmit County, Texas, operated by Ineos USA Oil & Gas LLC in the Briscoe Ranch (Eagleford) field.

2 wells

1,478bbl oil, last 12 months−73% vs prior year
Operator
Ineos USA Oil & Gas LLC
County
Dimmit County
Field
Briscoe Ranch (Eagleford)
RRC lease
01-18274

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Where it sits

This county

Dimmit CountyDimmitLa SalleZavalaFrioMaverickDimmit County
Dimmit County
Gas, last 12 months
1,377 mcf
Oil in Jul 2026
321 bbl

Production by month

Oil output fell 73% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 73% over the last 12 monthsMonthly oil production and gas for BIG WELLS SOUTH A DIM, Aug 2023 to Jul 2026. Oil output fell 73% over the last 12 months. 1,478 bbl in the 12 months through Jul 2026, against 5,459 bbl in the 12 months before.Last 12 months: 1,478 bblbbl per monthmcf per month001,0005,0002,00010k3,00015k4,00020kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 73% over the last 12 monthsMonthly oil production and gas for BIG WELLS SOUTH A DIM, Aug 2023 to Jul 2026. Oil output fell 73% over the last 12 months. 1,478 bbl in the 12 months through Jul 2026, against 5,459 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001,0005,0002,00010k3,00015k4,00020kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Jan 2024 the lease's gas goes to a transmission line instead of lease fuel

Flaring peaked at 24.5% of the gas in May 2026.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
Since Jan 2024 the lease's gas goes to a transmission line instead of lease fuelShare of BIG WELLS SOUTH A DIM gas by disposition code each month, Aug 2023 to Jul 2026. Since Jan 2024 the lease's gas goes to a transmission line instead of lease fuel. Flaring peaked at 24.5% of the gas in May 2026.Share of the lease’s gas by disposition code, per month0%50%100%Jan 2024: fuel to lineFlared 24.5%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Jan 2024 the lease's gas goes to a transmission line instead of lease fuelShare of BIG WELLS SOUTH A DIM gas by disposition code each month, Aug 2023 to Jul 2026. Since Jan 2024 the lease's gas goes to a transmission line instead of lease fuel. Flaring peaked at 24.5% of the gas in May 2026.Share of gas by disposition code0%50%100%Jan 24: fuel to lineFlared 24.5%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    91% · 1,258 mcf

  • Flared (4)

    8.6% · 119 mcf

8.6% of the gas flared in the last 12 months. 4 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.

2 wells on this lease

Wells on BIG WELLS SOUTH A DIM
API numberWell no.Status
42-127-36387F 6HShut-in
42-127-36388F 5HActive

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.OilGathers100Sep 1, 2015Nov 1, 2023

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

Who buys my oilOil price check

152.53 acres on the newest permit

  • Good to know

    A pooling certificate (P-12) was filed

    Your tract may share its production with neighbors in a pooled unit. The unit acres the operator uses to divide production can differ from the acreage on one permit.

Check your decimal on this lease
Permits for Big Wells South A Dim
API numberWell no.Acreson the permit
42-127-36387F 6H152.53
42-127-36388F 5H152.53

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for BIG WELLS SOUTH A DIM
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Ineos USA32132244441331$80.46$2.89
Jun 2026Ineos USA37337323319043$84.81$3.15
May 2026Ineos USA39138818413945$102.13$2.94
Apr 2026Ineos USA33110$100.32$2.77
Mar 2026Ineos USA11330$91.38$3.04
Feb 2026Ineos USA44440$64.51$3.62
Jan 2026Ineos USA56660$60.04$7.72
Dec 2025Ineos USA1451451091090$57.97$4.26
Nov 2025Ineos USA1171161081080$60.06$3.79
Oct 2025Ineos USA22880$60.89$3.19
Sep 2025Ineos USA85871831830$63.96$2.97
Aug 2025Ineos USA312994940$64.86$2.91
Jul 2025Ineos USA1241251171170$68.39$3.20
Jun 2025Ineos USA3663672,4142,3280$68.17$3.02
May 2025Ineos USA4994991,4331,3090$62.17$3.12
Apr 2025Ineos USA4114098708655$63.54$3.42
Mar 2025Ineos USA3363381181180$68.24$4.12
Feb 2025Ineos USA2702701061060$71.53$4.19
Jan 2025Ineos USA5865882532530$75.74$4.13
Dec 2024Ineos USA1,0031,0158188180$70.12$3.01
Nov 2024Ineos USA1,0381,0247737667$69.95$2.12
Oct 2024Ineos USA4424413533530$71.99$2.20
Sep 2024Ineos USA26726716,63216,2010$70.24$2.28
Aug 2024Ineos USA1171186,4886,2210$76.68$1.99
Jul 2024Ineos USA1911913,9773,6730$81.80$2.07
Jun 2024Ineos USA1981972,2001,9150$79.77$2.54
May 2024Ineos USA1861874,9264,6310$80.02$2.12
Apr 2024Ineos USA1801806,1835,468430$85.35$1.60
Mar 2024Ineos USA1921915,8585,5630$81.28$1.49
Feb 2024Ineos USA1471474,4154,1390$77.25$1.72
Jan 2024Ineos USA1791791,2719760$74.15$3.18
Dec 2023Ineos USA12212329300$71.90$2.52
Nov 2023Ineos USA646218300$77.69$2.71
Oct 2023Ineos USA22770$85.64$2.98
Sep 2023Ineos USA221660$89.43$2.64
Aug 2023Ineos USA2,8232,8043633610$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)CountyDimmit County

Ineos USA Oil & Gas LLC in Dimmit County

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Briscoe Ranch (Eagleford) field

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