WELL · 42-383-41742 · DISTRICT 7

University 2-58 #2501WA

Y

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

University 2-58 #2501WA (API 42-383-41742) is a horizontal well in Reagan County operated by Sem Operating Company LLC, completed February 19, 2025 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued May 8, 2024, permitted to 15,000 ft.

Completion filings report 9 formation tops, including San Andres, Clear Fork, Spraberry, Wolfcamp.

Its lease has reported 2.78M barrels of oil and 8.78M mcf of gas since July 2021, last reporting in July 2026. The lease carries 16 wells, so these are lease totals, not this well alone.

Operator of record

Sem Operating Company LLC

Houston, TX · P-5 Y, filed Apr 4, 2026 · 404 permits on file · (877) 447-2289

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 LLCMay 8, 2024
15,000
total depth, ft
1
permits on file
May 8, 2024
last permit issued
Feb 19, 2025
completed
2.78M
cumulative oil, bbl
8.78M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jul 2021 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Feb 19, 2025
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

31.285359, -101.680659

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Reagan 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 16 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
University 2-58 O-9-21377Lin (Wolfcamp)Sem Operating Company LLC162.78M8.78MJul 2021 – Jul 2026

Oil, barrels lease total

Last 12 months 621,063 · prior 12 465,086(+34%)

050K100K202420252026

Gas, mcf lease total

Last 12 months 3,245,857 · prior 12 1,838,911(+77%)

0100K200K300K202420252026

Chain of custody

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

  1. 1Sem Operating Company LLCJul 2021 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
899492-99DrillSem Operating Company LLCMay 3, 2024May 8, 2024Jul 4, 202415,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-9-21377————

Formation tops

As filed on W-2/G-1. Subsea from 2,622 ft elevation.Download CSV →

FormationMD ftSubsea
San AndresSAN ANDRES - SALTWATER FLOW, POS4,366-1,744
Clear ForkCLEARFORK5,263-2,641
Spraberry6,330-3,708
Wolfcamp7,927-5,305
Ellenburger——
Fusselman——
Grayburg——
Queen——
Strawn——

Perforations

Perforated and open-hole intervals.

FromToType
9,04019,410Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.37559017.5650 S
9.6257,67412.25845 S
5.519,5168.753,130 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
00Jun 18, 2025May 29, 2025—
00Apr 10, 2025Mar 12, 2025Yes

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

Open the cross-section →

University 2-5842-383-41743

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

San Andres4,391-1,769
Clear Fork5,288-2,666
Spraberry6,355-3,733
Wolfcamp7,952-5,330
Ellenburger—
Grayburg—
Queen—
Strawn—

9 TOPS · FIRST 8

University 2-5842-383-41747

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

San Andres4,717-2,096
Clear Fork5,614-2,993
Spraberry6,681-4,060
Dean7,698-5,077
Wolfcamp7,881-5,260
Ellenburger—
Strawn—
Queen—

10 TOPS · FIRST 8

University 2-5842-383-41748

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

San Andres4,406-1,784
Clear Fork5,303-2,681
Spraberry6,370-3,748
Wolfcamp7,967-5,345
Grayburg—
Queen—
Fusselman—
Ellenburger—

9 TOPS · FIRST 8

University 2-5842-383-41746

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

San Andres4,698-2,076
Clear Fork5,595-2,973
Spraberry6,662-4,040
Wolfcamp10,239-7,617
Ellenburger—
Fusselman—
Grayburg—
Queen—

9 TOPS · FIRST 8

University 2-5842-383-41066

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

Yates1,918697
San Andres4,445-1,830
Clear Fork5,310-2,695
Spraberry6,409-3,794
Wolfcamp8,775-6,160
Queen—
Grayburg—
Ellenburger—

10 TOPS · FIRST 8

University 2-5842-383-41067

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

Yates1,881734
San Andres4,408-1,793
Clear Fork5,273-2,658
Spraberry7,408-4,793
Wolfcamp8,738-6,123
Queen—
Strawn—
Ellenburger—

10 TOPS · FIRST 8

University 2-5842-383-41068

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

Yates1,902713
San Andres4,429-1,814
Clear Fork5,294-2,679
Spraberry6,393-3,778
Wolfcamp8,759-6,144
Queen—
Strawn—
Ellenburger—

10 TOPS · FIRST 8

University 2-5842-383-41065

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

Yates1,852764
San Andres4,379-1,763
Clear Fork5,244-2,628
Spraberry7,379-4,763
Wolfcamp8,709-6,093
Grayburg—
Fusselman—
Ellenburger—

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/38341742, documented in the API reference.