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Texas oil lease

Producing

MAMMOTH 54-1-18-19 M

Mammoth 54-1-18-19 M is an oil lease in Loving County, Texas, operated by Anadarko E&P Onshore LLC in the Phantom (Wolfcamp) field.

1 well

153,958bbl oil, last 12 months
RRC lease
08-63792

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Where it sits

This county

Loving CountyLovingWinklerWardLoving County
Loving County
Gas, last 12 months
681,957 mcf
Oil in Jul 2026
9,546 bbl

Production by month

Oil output fell 89% since Jan 2025

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 89% since Jan 2025Monthly oil production and gas for MAMMOTH 54-1-18-19 M, Jan 2025 to Jul 2026. Oil output fell 89% since Jan 2025. Monthly average of 6,913 bbl in the latest 3 months, against 64,387 bbl in the first 3.Last 12 months: 153,958 bblbbl per monthmcf per month0020k50k40k100k60k150k80k200k100k250kJan 25AprJulOctJan 26AprJul
Oil output fell 89% since Jan 2025Monthly oil production and gas for MAMMOTH 54-1-18-19 M, Jan 2025 to Jul 2026. Oil output fell 89% since Jan 2025. Monthly average of 6,913 bbl in the latest 3 months, against 64,387 bbl in the first 3.Last 12 monthsbbl per monthmcf per month0020k50k40k100k60k150k80k200k100k250kJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

97% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
97% of the gas went to a processing plant in the last 12 monthsShare of MAMMOTH 54-1-18-19 M gas by disposition code each month, Jan 2025 to Jul 2026. 97% of the gas went to a processing plant in the last 12 months.Share of the lease’s gas by disposition code, per month0%50%100%Jan 25AprJulOctJan 26AprJul
97% of the gas went to a processing plant in the last 12 monthsShare of MAMMOTH 54-1-18-19 M gas by disposition code each month, Jan 2025 to Jul 2026. 97% of the gas went to a processing plant in the last 12 months.Share of gas by disposition code0%50%100%Jan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    97% · 663,067 mcf

  • Lease fuel (1)

    2.8% · 18,890 mcf

1 well on this lease

Wells on MAMMOTH 54-1-18-19 M
API numberWell no.Status
42-301-36947151HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Dbm Oil Services LLCOilGathers100Jan 3, 2025
Anadarko Energy Services CompanyCasinghead gasBuys100Jan 3, 2025
Delaware Basin Midstream LLCCasinghead gasGathers100Jan 3, 2025

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

1,287.88 acres on the newest permit

  • Worth asking

    An allocation well is on this lease

    A well drilled across several tracts shares its production by an allocation formula, so the decimal is not always your acres over the unit acres. Ask the operator for the allocation formula and the tract factor for your land.

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Permits for Mammoth 54-1-18-19 M
API numberWell no.Acreson the permit
42-301-36947151H1,287.88

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

What Occidental Petroleum Corporation told investors it received

Anadarko E&P Onshore LLC is linked to Occidental Petroleum Corporation (OXY).
Realized prices reported by Occidental Petroleum Corporation
QuarterOil$ per bblFiling
Q2 2026$96.78SEC filing
Q1 2026$69.91SEC filing
Q4 2025$58.99SEC filing
Q3 2025$64.78SEC filing
Q2 2025$63.76SEC filing
Q1 2025$71.07SEC filing

SourceOccidental Petroleum Corporation quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

19 months, newest first

Ledger for MAMMOTH 54-1-18-19 M
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20269,5469,546127,265123,0700$80.46$2.89
Jun 20264,5434,54320,76520,1030$84.81$3.15
May 20266,6506,65032,42731,5150$102.13$2.94
Apr 20268,7508,75045,00143,7880$100.32$2.77
Mar 202612,26212,26258,04756,6420$91.38$3.04
Feb 202611,12711,12740,69639,7700$64.51$3.62
Jan 202610,30110,30141,20240,4360$60.04$7.72
Dec 202516,64116,64167,00164,8990$57.97$4.26
Nov 202517,85817,85869,22267,1940$60.06$3.79
Oct 202517,69617,69658,79157,0400$60.89$3.19
Sep 202516,85216,85250,47249,1010$63.96$2.97
Aug 202521,73221,73271,06869,5090$64.86$2.91
Jul 202527,39027,39099,42397,0820$68.39$3.20
Jun 202527,86827,86889,86387,8200$68.17$3.02
May 202530,69730,69798,33296,3470$62.17$3.12
Apr 202539,88739,887123,339120,3040$63.54$3.42
Mar 202552,49052,490165,391160,9530$68.24$4.12
Feb 202565,45765,457206,223201,5070$71.53$4.19
Jan 202575,21575,215225,501220,2890$75.74$4.13

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.

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