TEXAS · WELLS · LOVING COUNTY · MAMMOTH 54-1-18-19 K LEASE · API 42-301-36946 · DISTRICT 7B

Mammoth 54-1-18-19 K #22H

Loving County · Phantom (Wolfcamp) field · Producing · Horizontal

Mammoth 54-1-18-19 K #22H (API 42-301-36946) is a horizontal well in Loving County operated by Anadarko E&P Onshore LLC, completed January 3, 2025 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued May 31, 2024, permitted to 12,060 ft.

Completion filings report 8 formation tops, including Bell Canyon, Delaware, Cherry Canyon, Brushy Canyon.

Its lease has reported 292K barrels of oil and 1.65M mcf of gas since January 2025, last reporting volume in April 2026.

Operator of record

Anadarko E&P Onshore LLC

Based in: Houston, TX
P-5 status: Active (A)
P-5 last filed: Oct 22, 2025
Permits on file: 4,576
Phone: (713) 215-7000

Watch this operator Watch Loving County

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Anadarko E&P Onshore LLC
Production reports	Anadarko E&P Onshore LLCthrough Apr 2026
Latest permit	Anadarko E&P Onshore LLCMay 31, 2024

12,060: total depth, ft
1: permits on file
May 31, 2024: last permit issued
Jan 3, 2025: completed
292K: cumulative oil, bbl
1.65M: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 2025 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule: ON SCHEDULE
Completed: Jan 3, 2025
Shut in: —
Plugged: —

Operator's P-5 on the schedule: Active – Extension (X)

Surface location

31.967254, -103.691758 NAD27, as filed

31.967380, -103.692226 WGS84

Google Maps ↗

Permit surface location from the RRC GIS record, referenced to NAD27 as the RRC files it; the WGS84 pair is the same point through NOAA's NADCON grid, and the map link uses it, in Loving County.

Wells nearby

Withinmiles

Every well with a location on file around this one, in any state, nearest first.

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Texas locations come from drilling permits, so most older Texas wells have none and are not listed.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Mammoth 54-1-18-19 K G-10-299770	Phantom (Wolfcamp)	Anadarko E&P Onshore LLC	1	292K	1.65M	Jan 2025 – Apr 2026

Gas, mcf lease total

Last 12 months 978,313 · prior 12 670,414(+46%)

Chain of custody

Every operator that reported production on this well's lease, in order.

1Anadarko E&P Onshore LLCJan 2025 → Apr 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
900038-99	Drill	Anadarko E&P Onshore LLC	May 28, 2024	May 31, 2024	Sep 2, 2024	11,977

Completions

Completed	Lease	Field	Operator	Status	Depth
Jan 3, 2025	Mammoth 54-1-18-19 K G-10-299770	Phantom (Wolfcamp)	Anadarko E&P Onshore LLC	Producing	12,060

Formation tops

As filed on W-2/G-1. Subsea from 3,055 ft elevation.Download CSV →

Formation	MD ft	Subsea
Bell Canyon	4,256	-1,201
Delaware	4,256	-1,201
Cherry Canyon	5,217	-2,162
Brushy Canyon	6,708	-3,653
Bone Spring	8,366	-5,311
Bone Spring2ND BONE SPRING	9,853	-6,798
Bone Spring3RD BONE SPRING	10,442	-7,387
Wolfcamp	11,434	-8,379
Pennsylvanian	—	—
Red Bluff	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
12,779	22,635	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
13.375	2,016	17.5	2,220 S
10.75	4,191	12.25	645 S
7.625	12,436	9.875	1,836 S
5.5	22,800	6.75	765 S

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →

Suffix	RRC record date	W-2 / G-1 date	Logs referenced
00	Aug 26, 2025	Jul 2, 2025	Yes

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Wellbore filings for 42-301-36946 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-301-36946 → scanned completion filings

Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it. The University Lands library has no per-well link: then paste it into its search.

Find logs withinmiles of this well:List →Map →

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbors, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Mammoth 54-1-18-19 M42-301-36947

0.0 KM · Anadarko E&P Onshore LLC · Section with this well →

Delaware	4,241	-1,186
Bell Canyon	4,241	-1,186
Cherry Canyon	5,211	-2,156
Brushy Canyon	6,706	-3,651
Bone Spring	8,373	-5,318
Bone Spring	9,586	-6,531
Bone Spring	10,454	-7,399
Wolfcamp	11,432	-8,377

10 TOPS · FIRST 8

Sierra State 54-1-7-6 D42-301-36653

0.0 KM · Anadarko E&P Onshore LLC · Section with this well →

Delaware	4,262	-1,203
Bell Canyon	4,262	-1,203
Cherry Canyon	5,220	-2,161
Brushy Canyon	6,596	-3,537
Bone Spring	6,596	-3,537
Bone Spring	9,561	-6,502
Bone Spring	10,443	-7,384
Wolfcamp	11,437	-8,378

10 TOPS · FIRST 8

Sierra State 54-1-7-6 G42-301-36656

0.0 KM · Anadarko E&P Onshore LLC · Section with this well →

Bell Canyon	4,282	-1,223
Delaware	4,282	-1,223
Cherry Canyon	5,220	-2,161
Brushy Canyon	6,610	-3,551
Bone Spring	8,374	-5,315
Bone Spring	9,587	-6,528
Bone Spring	10,470	-7,411
Wolfcamp	11,449	-8,390

10 TOPS · FIRST 8

Mammoth 54-1-18-19 U42-301-37369

0.2 KM · Anadarko E&P Onshore LLC · Section with this well →

Bell Canyon	4,258	-1,202
Delaware	4,258	-1,202
Cherry Canyon	5,222	-2,166
Brushy Canyon	6,707	-3,651
Avalon	8,368	-5,312
Bone Spring	9,287	-6,231
Bone Spring	9,568	-6,512
Bone Spring	—

10 TOPS · FIRST 8

Mammoth 54-1-18-19 V42-301-37373

0.3 KM · Anadarko E&P Onshore LLC · Section with this well →

Bell Canyon	4,252	-1,196
Delaware	4,252	-1,196
Cherry Canyon	5,222	-2,166
Brushy Canyon	6,716	-3,660
Bone Spring	8,384	-5,328
Bone Spring	9,592	-6,536
Bone Spring	10,473	-7,417
Wolfcamp	—

10 TOPS · FIRST 8

Sierra State 54-1-7-6 E42-301-36654

0.3 KM · Anadarko E&P Onshore LLC · Section with this well →

Bell Canyon	4,262	-1,200
Delaware	4,262	-1,200
Cherry Canyon	5,228	-2,166
Brushy Canyon	6,600	-3,538
Bone Spring	8,361	-5,299
Bone Spring	9,567	-6,505
Bone Spring	10,448	-7,386
Wolfcamp	11,433	-8,371

10 TOPS · FIRST 8

Mammoth 54-1-18-19 W42-301-37374

0.3 KM · Anadarko E&P Onshore LLC · Section with this well →

Bell Canyon	4,252	-1,196
Delaware	4,252	-1,196
Cherry Canyon	5,243	-2,187
Brushy Canyon	6,722	-3,666
Bone Spring	8,390	-5,334
Bone Spring	9,594	-6,538
Bone Spring	10,457	-7,401
Pennsylvanian	—

10 TOPS · FIRST 8

Sierra State 54-1-7-6 F42-301-36655

0.3 KM · Anadarko E&P Onshore LLC · Section with this well →

Delaware	4,264	-1,202
Bell Canyon	4,264	-1,202
Cherry Canyon	5,235	-2,173
Brushy Canyon	6,612	-3,550
Bone Spring	8,363	-5,301
Bone Spring	9,584	-6,522
Bone Spring	10,412	-7,350
Wolfcamp	11,447	-8,385

10 TOPS · FIRST 8

About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

Developers: this page as JSON is GET /v1/data/wells/30136946, documented in the API reference.