WELL · 42-235-36272 · DISTRICT 7

Linthicum B #08WB

Y

Irion County · Lin (Wolfcamp) field · Producing  · Horizontal

Linthicum B #08WB (API 42-235-36272) is a horizontal well in Irion County operated by Sem Operating Company LLC, completed October 5, 2018 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued April 17, 2018, permitted to 10,000 ft.

Completion filings report 7 formation tops, including Grayburg, San Andres, Clear Fork, Spraberry.

Its lease has reported 1.08M barrels of oil and 13.3M mcf of gas since June 2017, last reporting in July 2026. The lease carries 5 wells, so these are lease totals, not this well alone.

Operator of record

Sem Operating Company LLC

Based in
Houston, TX
P-5 status
Active (A)
P-5 last filed
Jun 23, 2026
Permits on file
404
Phone
(713) 395-3000

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleSem Operating Company LLC
Production reportsSem Operating Company LLCthrough Apr 2026
Latest permitSem Operating Company LLCApr 17, 2018
10,000
total depth, ft
1
permits on file
Apr 17, 2018
last permit issued
Oct 5, 2018
completed
1.08M
cumulative oil, bbl
13.3M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jun 2017 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Oct 5, 2018
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active (A)

Surface location

31.120960, -101.009205

Google Maps ↗

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

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; they carry 5 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Linthicum B O-9-19596Lin (Wolfcamp)Sem Operating Company LLC51.08M13.3MJun 2017 – Jul 2026

Gas, mcf lease total

Last 12 months 1,234,515 · prior 12 1,319,207(-6%)

050K100K150K202420252026

Oil, barrels lease total

Last 12 months 29,031 · prior 12 34,708(-16%)

02K4K202420252026

Chain of custody

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

  1. 1Sem Operating Company LLCJun 2017 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
838732-99DrillSem Operating Company LLCApr 11, 2018Apr 17, 2018May 22, 201810,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-9-19596————

Formation tops

As filed on W-2/G-1. Subsea from 2,416 ft elevation.Download CSV →

FormationMD ftSubsea
Grayburg1,500916
San Andres2,000416
Clear ForkCLEARFORK4,400-1,984
Spraberry4,700-2,284
Wolfcamp6,012-3,596
Canyon——
Fusselman——

Perforations

Perforated and open-hole intervals.

FromToType
6,27917,785Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.62571712.25450 S
5.517,8828.753,685 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
00Feb 1, 2019Dec 6, 2018Yes

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) and the University Lands library. 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 neighbors, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Linthicum B42-235-36273

0.0 KM · Sem Operating Company LLC · Section with this well →

Grayburg1,500916
San Andres2,000416
Clear Fork4,400-1,984
Spraberry4,700-2,284
Wolfcamp6,400-3,984
Canyon—
Fusselman—

Linthicum B42-235-36384

1.2 KM · Sem Operating Company LLC · Section with this well →

Grayburg6441,782
San Andres1,795631
Clear Fork3,157-731
Spraberry5,104-2,678
Wolfcamp5,655-3,229
Fusselman—
Canyon—

Noelke E42-235-36383

2.7 KM · Sem Operating Company LLC · Section with this well →

Grayburg1,5291,029
San Andres1,970588
Clear Fork3,103-545
Spraberry4,268-1,710
Wolfcamp6,527-3,969
Canyon—
Fusselman—

Noelke E42-235-36382

2.7 KM · Sem Operating Company LLC · Section with this well →

Grayburg1,5291,029
San Andres1,970588
Clear Fork3,103-545
Spraberry4,268-1,710
Wolfcamp6,527-3,969
Canyon—
Fusselman—

Noelke B42-235-36238

3.7 KM · Sem Operating Company LLC · Section with this well →

Grayburg1,500967
San Andres1,529938
Clear Fork3,103-636
Spraberry5,209-2,742
Wolfcamp6,059-3,592
Canyon—
Fusselman—

Noelke B42-235-36237

3.7 KM · Sem Operating Company LLC · Section with this well →

Grayburg1,500967
San Andres2,000467
Clear Fork4,400-1,933
Spraberry4,700-2,233
Wolfcamp6,400-3,933
Fusselman—
Canyon—

University 3842-235-36437

7.1 KM · Sem Operating Company LLC · Section with this well →

Grayburg8141,745
San Andres1,5531,006
Clear Fork3,301-742
Spraberry4,316-1,757
Wolfcamp6,570-4,011
Fusselman—
Canyon—

Maggie 1242-235-36236

7.1 KM · Foreland Operating, LLC · Section with this well →

Grayburg1,5431,008
San Andres1,810741
Clear Fork2,560-9
Spraberry4,060-1,509
Wolfcamp5,978-3,427
Fusselman—
Canyon—

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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