WELL · 42-245-32864 · DISTRICT 3

McLean #4

N

Jefferson County · Big Hill ( Hackberry Sand) field  · Directional

Mclean #4 (API 42-245-32864) is a well in Jefferson County operated by Magnum Producing LP, completed August 22, 2018.

The RRC has issued one drilling permit (amended once), issued January 9, 2018, permitted to 9,300 ft.

Completion filings report 13 formation tops, including Lafayette - Disposal, Pleistocene-Lissie - Disposal, Caprock, Spindletop Salt Dome - Disposal.

Its 2 leases have reported 91K barrels of oil and 22.9K mcf of gas since August 2018, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.

Operator of record

Magnum Producing LP

Corpus Christ, TX · P-5 Y, filed Dec 4, 2025 · 312 permits on file · (361) 446-2414

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleMagnum Producing LP
Production reportsMagnum Producing, LPthrough Jan 2026
Latest permitMagnum Producing, LPJan 9, 2018
9,300
total depth, ft
2
permits on file
Jan 9, 2018
last permit issued
Aug 22, 2018
completed
91K
cumulative oil, bbl
22.9K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Aug 2018 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Aug 22, 2018
Shut in
—
Plugged
—

Surface location

29.755555, -94.259285

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Jefferson County.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
McLean Unit 4 O-3-27819Big HillMagnum Producing, LP191K22.9KJun 2019 – Jul 2026
McLean O-3-27617Big Hill ( Hackberry Sand)Magnum Producing, LP100Aug 2018 – Apr 2021

Oil, barrels lease total

Last 12 months 2,688 · prior 12 5,535(-51%)

01K2K202420252026

Gas, mcf lease total

Last 12 months 0 · prior 12 0

0100200202420252026

Chain of custody

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

  1. 1Magnum Producing, LPJul 2019 → Jan 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
834804-98DrillMagnum Producing, LPJun 5, 2019Jan 9, 2018May 8, 20189,300
834804-99DrillMagnum Producing, LPJan 4, 2018Jan 9, 2018May 8, 20189,300

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-3-27617————
—— O-3-27819————

Formation tops

As filed on W-2/G-1. Subsea from 10 ft elevation.Download CSV →

FormationMD ftSubsea
Lafayette - Disposal770-760
Pleistocene-Lissie - Disposal1,540-1,530
CaprockCAPROCK - DISPOSAL1,670-1,660
Spindletop Salt Dome - Disposal2,150-2,140
Fannett Salt Dome - Disposal2,520-2,510
Big Hill Salt Dome - Disposal2,600-2,590
Miocene (undifferentiated)MIOCENE - DISPOSAL3,925-3,915
Marinulina - Disposal4,630-4,620
Miocene (undifferentiated)MIOCENE - DISPOSAL5,100-5,090
Heterostegina - Disposal5,600-5,590
Top of Discprbis D-36,122-6,112
Heterostegina - Disposal6,340-6,330
FrioFRIO - DISPOSAL7,210-7,200
Top of Hackberry a Sand8,176-8,166
Hackberry8,212-8,202
Big Hill Salt Dome - Disposal——
CaprockCAPROCK - DISPOSAL——
Fannett Salt Dome - Disposal——
FrioFRIO - DISPOSAL——
Lafayette - Disposal——
Marinulina - Disposal——
Miocene (undifferentiated)MIOCENE - DISPOSAL——
Pleistocene-Lissie - Disposal——
Spindletop Salt Dome - Disposal——

Perforations

Perforated and open-hole intervals.

FromToType
5,9615,977Perforated
6,0386,044Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.751,13514.75760 S
7.6256,8869.875601 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. About these reports →

SuffixFiledW-2 / G-1 dateLogs referenced
00Dec 7, 2020Dec 3, 2020—
00Nov 2, 2020Oct 28, 2020—
00Oct 2, 2020Nov 7, 2019Yes
00Feb 25, 2020Jun 3, 2019Yes

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.

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.

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 neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

McLean Unit 342-245-32858

0.3 KM · Magnum Producing, LP · Section with this well →

Lafayette - Disposal770-762
Pleistocene-Lissie - Disposal1,540-1,532
Caprock1,670-1,662
Spindletop Salt Dome - Disposal2,150-2,142
Fannett Salt Dome - Disposal2,520-2,512
Big Hill Salt Dome - Disposal2,600-2,592
Heterostegina - Disposal4,600-4,592
Marinulina - Disposal4,630-4,622

13 TOPS · FIRST 8

Finch Family Trust GU42-071-32579

11.4 KM · Samson Exploration, LLC · Section with this well →

Miocene (undifferentiated)7,501-7,483
Het Lime7,758-7,740
Marginulina8,426-8,408
Seabreeze - Disposal8,745-8,727
Catahoula8,745-8,727
Miocene (undifferentiated)8,745-8,727
Frio8,745-8,727
Nodosaria10,821-10,803

16 TOPS · FIRST 8

BBW-Five Aggie42-245-32909

12.2 KM · Bayou Bend CCS LLC · Section with this well →

Pleistocene-Lissie - Disposal1,229-1,202
Miocene (undifferentiated)2,606-2,579
Spindletop Salt Dome - Disposal—
Big Hill Salt Dome - Disposal—
Caprock—
Fannett Salt Dome - Disposal—
Frio—
Heterostegina - Disposal—

10 TOPS · FIRST 8

Attridge42-245-32691

12.7 KM · Goldston Oil Corporation · Section with this well →

F27,639-7,596
F37,705-7,662
F4B7,835-7,792
F4C7,912-7,869
Sullivan -C-7,912-7,869
Smith8,330-8,287

Attridge42-245-32673

12.8 KM · Goldston Oil Corporation · Section with this well →

F2—
F1—
Miocene (undifferentiated)—
F3—
F4—
Marg (Faulted Out)—

Attridge42-245-32727

12.8 KM · Goldston Oil Corporation · Section with this well →

Smith—
Miocene (undifferentiated)—
F-3—
F-4—

Seabreeze Land Co.42-071-32463

13.3 KM · C & E Operating, Inc. · Section with this well →

Frio8,355-8,343
Marg8,848-8,836

McCarthy Family Trust 9742-071-32311

13.4 KM · Tempest Energy Resources, LP · Section with this well →

Marg8,076-8,062
Frio8,431-8,417
Seabreeze8,709-8,695
Hackberry9,544-9,530
Nodosaria10,170-10,156

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

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