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Texas oil lease

Producing

MCCULLOUGH-WINEMAN EF

McCullough-Wineman Ef is an oil lease in Brazos County, Texas, operated by Wildfire Energy Operating LLC in the Giddings (Eagleford) field.

1 well

5,590bbl oil, last 12 months−28% vs prior year
Operator
Wildfire Energy Operating LLC
County
Brazos County
Field
Giddings (Eagleford)
RRC lease
03-27226

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Where it sits

This county

Brazos CountyBrazosWalkerFallsMadisonBurlesonLeeRobertsonGrimesMilamBrazos County
Brazos County
Gas, last 12 months
58,893 mcf
Oil in Jun 2026
346 bbl

Production by month

Oil output fell 28% over the last 12 months

Jul 2026 was not reported.

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 28% over the last 12 monthsMonthly oil production and gas for MCCULLOUGH-WINEMAN EF, Aug 2023 to Jul 2026. Oil output fell 28% over the last 12 months. 5,009 bbl in the 12 months through Jul 2026, against 6,999 bbl in the 12 months before.Last 12 months: 5,009 bblbbl per monthmcf per month002502,0005004,0007506,0001,0008,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 28% over the last 12 monthsMonthly oil production and gas for MCCULLOUGH-WINEMAN EF, Aug 2023 to Jul 2026. Oil output fell 28% over the last 12 months. 5,009 bbl in the 12 months through Jul 2026, against 6,999 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002502,0005004,0007506,0001,0008,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

62% of the gas went to a transmission line in the last 12 months

Flaring peaked at 5.3% of the gas in Sep 2024.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
62% of the gas went to a transmission line in the last 12 monthsShare of MCCULLOUGH-WINEMAN EF gas by disposition code each month, Aug 2023 to Jul 2026. 62% of the gas went to a transmission line in the last 12 months. Flaring peaked at 5.3% of the gas in Sep 2024.Share of the lease’s gas by disposition code, per month0%50%100%Flared 5.3%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
62% of the gas went to a transmission line in the last 12 monthsShare of MCCULLOUGH-WINEMAN EF gas by disposition code each month, Aug 2023 to Jul 2026. 62% of the gas went to a transmission line in the last 12 months. Flaring peaked at 5.3% of the gas in Sep 2024.Share of gas by disposition code0%50%100%Flared 5.3%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    62% · 36,729 mcf

  • Lease fuel (1)

    36% · 20,950 mcf

  • Flared (4)

    2.1% · 1,214 mcf

2.1% 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 Jun 2024

Operators of this lease over timeApache Corporation, Jan 2020 to May 2024; Wildfire Energy Operating LLC, Jun 2024 to Jun 20262020202120222023202420252026Changed Jun 2024Apache CorporationJan 2020 to May 2024Wildfire Energy Operating LLCJun 2024 to now
Operators of this lease over timeApache Corporation, Jan 2020 to May 2024; Wildfire Energy Operating LLC, Jun 2024 to Jun 20262020202120222023202420252026Changed Jun 2024Apache CorporationJan 2020 to May 2024Wildfire Energy Operating LLCJun 2024 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on MCCULLOUGH-WINEMAN EF
API numberWell no.Status
42-041-323085HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Shell Trading (Us) CompanyOilGathers100May 1, 2021–
Energy Transfer CompanyCasinghead gasGathers100Jan 8, 2015May 1, 2021
Energy Transfer CompanyCasinghead gasBuys100Jan 8, 2015May 1, 2021
Gulfmark Energy, Inc.OilGathers100May 1, 2020May 1, 2021
Sunoco Ptnrs. Mktg.&terminals LPOilGathers100Jan 8, 2015May 1, 2020

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

Who buys my oilOil price check

669.39 acres on the newest permit

Check your decimal on this lease
Permits for McCullough-Wineman Ef
API numberWell no.Acreson the permit
42-041-322944H669.39
42-041-323085H669.39

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for MCCULLOUGH-WINEMAN EF
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026No report–––––$80.46$2.89
Jun 2026Wildfire Energy3463724,2912,69321$84.81$3.15
May 2026Wildfire Energy3863284,9683,068181$102.13$2.94
Apr 2026Wildfire Energy3974584,9133,036234$100.32$2.77
Mar 2026Wildfire Energy5125005,2273,327129$91.38$3.04
Feb 2026Wildfire Energy4854284,7232,914135$64.51$3.62
Jan 2026Wildfire Energy3533655,0402,878119$60.04$7.72
Dec 2025Wildfire Energy4965426,1853,738116$57.97$4.26
Nov 2025Wildfire Energy4294535,6503,458146$60.06$3.79
Oct 2025Wildfire Energy5014635,6593,528133$60.89$3.19
Sep 2025Wildfire Energy4734724,1902,7870$63.96$2.97
Aug 2025Wildfire Energy6315953,9632,6260$64.86$2.91
Jul 2025Wildfire Energy5816124,0842,6760$68.39$3.20
Jun 2025Wildfire Energy5546054,6313,03655$68.17$3.02
May 2025Wildfire Energy5044504,8273,143102$62.17$3.12
Apr 2025Wildfire Energy5195954,7023,561195$63.54$3.42
Mar 2025Wildfire Energy5494833,1542,57299$68.24$4.12
Feb 2025Wildfire Energy3133683,3422,62679$71.53$4.19
Jan 2025Wildfire Energy5825664,6593,658190$75.74$4.13
Dec 2024Wildfire Energy6617154,1603,348179$70.12$3.01
Nov 2024Wildfire Energy6045223,7283,097109$69.95$2.12
Oct 2024Wildfire Energy7506604,2653,621140$71.99$2.20
Sep 2024Wildfire Energy8111,0764,8974,057260$70.24$2.28
Aug 2024Wildfire Energy5713434,3023,612133$76.68$1.99
Jul 2024Wildfire Energy4895873,2402,8030$81.80$2.07
Jun 2024Wildfire Energy5095535,0314,1830$79.77$2.54
May 2024Apache Corporation6166094,9634,1130$80.02$2.12
Apr 2024Apache Corporation5925664,2063,5320$85.35$1.60
Mar 2024Apache Corporation8048304,1733,3840$81.28$1.49
Feb 2024Apache Corporation7518064,0983,3560$77.25$1.72
Jan 2024Apache Corporation7617334,1223,5450$74.15$3.18
Dec 2023Apache Corporation8678234,2033,6320$71.90$2.52
Nov 2023Apache Corporation8898144,1923,6030$77.69$2.71
Oct 2023Apache Corporation5676032,8792,3250$85.64$2.98
Sep 2023Apache Corporation8008684,8954,3380$89.43$2.64
Aug 2023Apache Corporation9009734,4493,7440$81.39$2.58

No report filed 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

OperatorWildfire Energy Operating LLCFieldGiddings (Eagleford)CountyBrazos County

Wildfire Energy Operating LLC in Brazos County

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Giddings (Eagleford) field

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