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Royalty Clerk

RRC operator 101846

Mammoth Operating LLC

Mammoth Operating LLC reported 3,074 barrels of oil in the last 12 months.

Operator dossier

3,074bbl oil, last 12 months−11% vs prior year
Producing leases
5of 6 on record
Counties
2
Biggest county
Young County
Biggest field
Young County Regular

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Where they work

fewermore

Jack County: 2 producing leasesYoung County: 3 producing leasesYoungWiseBaylorPalo PintoClayThrockmortonMontagueStephensParkerArcherYoungJack
2 counties
Fields
2
Data through
Jul 2026

Five years of Mammoth Operating LLC output

Oil output from Mammoth Operating LLC fell 11% over the last 12 months

3,074 bbl through Jul 2026, against 3,444 bbl a year earlier. Peak Apr 2025: 506 bbl.

Oil output from Mammoth Operating LLC fell 11% over the last 12 months3,074 bbl through Jul 2026, against 3,444 bbl a year earlier. Peak Apr 2025: 506 bbl.Oil, bbl per month0200400600Peak 506 (Apr 25)19420222023202420252026
Oil output from Mammoth Operating LLC fell 11% over the last 12 months3,074 bbl through Jul 2026, against 3,444 bbl a year earlier. Peak Apr 2025: 506 bbl.Oil, bbl per month0200400600Peak 506 (Apr 25)194'22'23'24'25'26

SourceTexas Railroad Commission Production Data Query, operator 101846, through Jul 2026, file dated Sep 18, 2026.

Mammoth Operating LLC leases, biggest first

Under each volume: change on the year before.

Showing 5 of 5.

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SourceTexas Railroad Commission Production Data Query.

Counties and fields where Mammoth Operating LLC produces

Counties, by Mammoth Operating LLC oil

Young County leads

  1. Young County3 leases2,007bbl
  2. Jack County2 leases404bbl

Fields, by Mammoth Operating LLC oil

Young County Regular leads

  1. Young County Regular3 leases · District 09 · Field 994800012,007bbl
  2. Jack County Regular2 leases · District 09 · Field 45274001404bbl

Recent drilling permits for Mammoth Operating LLC