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Texas oil lease

Producing

BIG WELLS SOUTH UNIT 13 DIM

Big Wells South Unit 13 Dim is an oil lease in Dimmit County, Texas, operated by Ineos USA Oil & Gas LLC in the Briscoe Ranch (Eagleford) field.

1 well

4,054bbl oil, last 12 months−31% vs prior year
Operator
Ineos USA Oil & Gas LLC
County
Dimmit County
Field
Briscoe Ranch (Eagleford)
RRC lease
01-18745

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Where it sits

This county

Dimmit CountyDimmitLa SalleZavalaFrioMaverickDimmit County
Dimmit County
Gas, last 12 months
35,601 mcf
Oil in Jul 2026
190 bbl

Production by month

Oil output fell 31% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 31% over the last 12 monthsMonthly oil production and gas for BIG WELLS SOUTH UNIT 13 DIM, Aug 2023 to Jul 2026. Oil output fell 31% over the last 12 months. 4,054 bbl in the 12 months through Jul 2026, against 5,871 bbl in the 12 months before.Last 12 months: 4,054 bblbbl per monthmcf per month002002,0004004,0006006,0008008,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 31% over the last 12 monthsMonthly oil production and gas for BIG WELLS SOUTH UNIT 13 DIM, Aug 2023 to Jul 2026. Oil output fell 31% over the last 12 months. 4,054 bbl in the 12 months through Jul 2026, against 5,871 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002002,0004004,0006006,0008008,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

98% of the gas went to a transmission line in the last 12 months

Flaring peaked at 100.0% of the gas in Apr 2025.

  • Transmission line (2)
  • Flared (4)
98% of the gas went to a transmission line in the last 12 monthsShare of BIG WELLS SOUTH UNIT 13 DIM gas by disposition code each month, Aug 2023 to Jul 2026. 98% of the gas went to a transmission line in the last 12 months. Flaring peaked at 100.0% of the gas in Apr 2025.Share of the lease’s gas by disposition code, per month0%50%100%Flared 100.0%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
98% of the gas went to a transmission line in the last 12 monthsShare of BIG WELLS SOUTH UNIT 13 DIM gas by disposition code each month, Aug 2023 to Jul 2026. 98% of the gas went to a transmission line in the last 12 months. Flaring peaked at 100.0% of the gas in Apr 2025.Share of gas by disposition code0%50%100%Flared 100.0%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    98% · 34,932 mcf

  • Flared (4)

    1.9% · 669 mcf

1.9% of the gas flared in the last 12 months. 9 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 BIG WELLS SOUTH UNIT 13 DIM
API numberWell no.Status
42-127-37194A 1HActive

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 gasGathers100Mar 28, 2016–
Chesapeake Energy Mktg, L.l.c.Casinghead gasBuys100Mar 28, 2016Nov 1, 2023
Chesapeake Energy Mktg, L.l.c.OilGathers100Mar 28, 2016Nov 1, 2023

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

Who buys my oilOil price check

151.80 acres on the newest permit

  • Worth asking

    A Rule 37 case is listed

    The RRC permit records list a Rule 37 case. This does not establish your royalty share. Ask for the permit and unit plat for your well.

Check your decimal on this lease
Permits for Big Wells South Unit 13 Dim
API numberWell no.Acreson the permit
42-127-37194A 1H151.80

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 UNIT 13 DIM
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Ineos USA1901921,3921,37517$80.46$2.89
Jun 2026Ineos USA2962961,3741,33737$84.81$3.15
May 2026Ineos USA2872861,0751,04035$102.13$2.94
Apr 2026Ineos USA22122250148417$100.32$2.77
Mar 2026Ineos USA4714711,8681,8680$91.38$3.04
Feb 2026Ineos USA2822821,4601,4600$64.51$3.62
Jan 2026Ineos USA4164162,5752,56411$60.04$7.72
Dec 2025Ineos USA3143142,4582,44810$57.97$4.26
Nov 2025Ineos USA4244234,3674,35314$60.06$3.79
Oct 2025Ineos USA3583594,7414,532209$60.89$3.19
Sep 2025Ineos USA4014016,6086,344264$63.96$2.97
Aug 2025Ineos USA3943947,1827,12755$64.86$2.91
Jul 2025Ineos USA4504505,5305,5300$68.39$3.20
Jun 2025Ineos USA467468000$68.17$3.02
May 2025Ineos USA410407000$62.17$3.12
Apr 2025Ineos USA36536846046$63.54$3.42
Mar 2025Ineos USA5175162,1812,1792$68.24$4.12
Feb 2025Ineos USA5105112,0852,0832$71.53$4.19
Jan 2025Ineos USA5565582,0852,0841$75.74$4.13
Dec 2024Ineos USA6076041,9651,9641$70.12$3.01
Nov 2024Ineos USA4714702,0782,03444$69.95$2.12
Oct 2024Ineos USA5415423663651$71.99$2.20
Sep 2024Ineos USA5055071,8781,8780$70.24$2.28
Aug 2024Ineos USA4724741,5991,5981$76.68$1.99
Jul 2024Ineos USA4854861,7761,7751$81.80$2.07
Jun 2024Ineos USA5014981,0551,0532$79.77$2.54
May 2024Ineos USA5415411,1791,16811$80.02$2.12
Apr 2024Ineos USA3903861,2341,2331$85.35$1.60
Mar 2024Ineos USA5715732,0992,07920$81.28$1.49
Feb 2024Ineos USA4214241,1161,07244$77.25$1.72
Jan 2024Ineos USA52352599393756$74.15$3.18
Dec 2023Ineos USA6376341,3241,171153$71.90$2.52
Nov 2023Ineos USA44844865963227$77.69$2.71
Oct 2023Ineos USA5445431,2891,2827$85.64$2.98
Sep 2023Ineos USA6476491,6291,6263$89.43$2.64
Aug 2023Ineos USA7457451,3701,3691$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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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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