WELL · 42-461-43072 · DISTRICT 7

Driver Wilde 28-21D #4H

Y

Upton County · Spraberry (Trend Area) field · Producing  · Horizontal

Driver Wilde 28-21d #4H (API 42-461-43072) is a horizontal well in Upton County operated by Pioneer Natural Res. USA Inc., completed October 22, 2025 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued February 19, 2025, permitted to 10,584 ft.

Completion filings report 9 formation tops, including Yates, Grayburg, San Andres, Spraberry.

Its lease has reported 111K barrels of oil and 166K mcf of gas since May 2025, last reporting in July 2026.

Operator of record

Pioneer Natural Res. USA Inc.

Spring, TX · P-5 Y, filed May 4, 2026 · 15,619 permits on file · (972) 598-8150

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedulePioneer Natural Res. USA Inc.
Production reportsPioneer Natural Res. USA, Inc.through Apr 2026
Latest permitPioneer Natural Res. USA, Inc.Feb 19, 2025
10,584
total depth, ft
1
permits on file
Feb 19, 2025
last permit issued
Oct 22, 2025
completed
111K
cumulative oil, bbl
166K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · May 2025 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Oct 22, 2025
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

31.613670, -101.777247

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Upton 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; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Driver Wilde 28-21D O-9-23282Spraberry (Trend Area)Pioneer Natural Res. USA, Inc.1111K166KMay 2025 – Jul 2026

Oil, barrels lease total

Last 12 months 111,171 · prior 12 0

010K20K30K202420252026

Gas, mcf lease total

Last 12 months 166,065 · prior 12 0

020K40K202420252026

Chain of custody

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

  1. 1Pioneer Natural Res. USA, Inc.Oct 2025 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
905242-99DrillPioneer Natural Res. USA, Inc.Jan 15, 2025Feb 19, 2025Mar 25, 202510,584

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-9-23282————

Formation tops

As filed on W-2/G-1. Subsea from 2,742 ft elevation.Download CSV →

FormationMD ftSubsea
Yates2,357385
Grayburg3,795-1,053
San AndresSAN ANDRES - SALTWATER FLOW3,981-1,239
Spraberry6,928-4,186
Wolfcamp8,539-5,797
Devonian——
Ellenburger——
Fusselman——
Strawn——

Perforations

Perforated and open-hole intervals.

FromToType
9,02419,303Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,28417.51,650 S
9.6255,30712.25920 S
5.519,3236.75910 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
00Jan 26, 2026Dec 23, 2025—
00Oct 10, 2025Sep 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 →

Driver Wilde 28-21E42-461-43073

0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →

Yates2,355387
Grayburg3,798-1,056
San Andres3,983-1,241
Spraberry6,946-4,204
Wolfcamp8,538-5,796
Ellenburger—
Strawn—
Fusselman—

9 TOPS · FIRST 8

Driver Wilde 28-21C42-461-43071

0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →

Yates2,362380
Grayburg3,810-1,068
San Andres3,942-1,200
Spraberry6,958-4,216
Wolfcamp8,549-5,807
Strawn—
Fusselman—
Devonian—

9 TOPS · FIRST 8

Driver Wilde 28-21F42-461-43074

0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →

Yates2,353389
Grayburg3,799-1,057
San Andres3,976-1,234
Spraberry6,945-4,203
Wolfcamp8,531-5,789
Ellenburger—
Fusselman—
Devonian—

9 TOPS · FIRST 8

Driver Wilde 28-21G42-461-43075

0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →

Yates2,351391
Grayburg3,794-1,052
San Andres3,974-1,232
Spraberry6,942-4,200
Wolfcamp8,529-5,787
Fusselman—
Strawn—
Ellenburger—

9 TOPS · FIRST 8

Driver Wilde 28-21I42-383-41921

0.6 KM · Pioneer Natural Res. USA, Inc. · Section with this well →

Queen3,257-521
Grayburg3,762-1,026
San Andres3,896-1,160
Clear Fork5,999-3,263
Spraberry6,920-4,184
Dean8,313-5,577
Wolfcamp8,509-5,773
Fusselman—

10 TOPS · FIRST 8

Driver Wilde 28-21J42-383-41922

0.6 KM · Pioneer Natural Res. USA, Inc. · Section with this well →

Queen3,256-520
Grayburg3,761-1,025
San Andres3,925-1,189
Clear Fork5,994-3,258
Spraberry6,923-4,187
Dean8,317-5,581
Wolfcamp8,509-5,773
Strawn—

10 TOPS · FIRST 8

Driver Wilde 28-21K42-383-41923

0.6 KM · Pioneer Natural Res. USA, Inc. · Section with this well →

Queen3,260-524
Grayburg3,752-1,016
San Andres5,106-2,370
Clear Fork5,998-3,262
Spraberry6,904-4,168
Dean8,318-5,582
Wolfcamp8,512-5,776
Ellenburger—

10 TOPS · FIRST 8

Driver Wilde 28-21L42-383-41924

0.7 KM · Pioneer Natural Res. USA, Inc. · Section with this well →

Queen3,260-524
Grayburg3,755-1,019
San Andres3,908-1,172
Clear Fork5,997-3,261
Spraberry6,922-4,186
Fusselman—
Ellenburger—
Strawn—

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/46143072, documented in the API reference.