WELL · 42-329-47347 · DISTRICT 8

Shackelford 39-27AD #204H

Y

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

Shackelford 39-27ad #204H (API 42-329-47347) is a horizontal well in Midland County operated by Pioneer Natural Res. USA Inc., completed July 24, 2025 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued August 28, 2024, permitted to 10,578 ft.

Completion filings report 20 formation tops, including Santa Rosa, Rustler, Yates, Seven Rivers.

Its lease has reported 250K barrels of oil and 586K mcf of gas since February 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.Aug 28, 2024
10,578
total depth, ft
1
permits on file
Aug 28, 2024
last permit issued
Jul 24, 2025
completed
250K
cumulative oil, bbl
586K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Feb 2025 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 24, 2025
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

31.793280, -101.896486

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Midland 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
Shackelford 39-27AD O-10-63495Spraberry (Trend Area)Pioneer Natural Res. USA, Inc.1250K586KFeb 2025 – Jul 2026

Oil, barrels lease total

Last 12 months 250,357 · prior 12 0

020K40K60K202420252026

Gas, mcf lease total

Last 12 months 585,708 · prior 12 0

050K100K202420252026

Chain of custody

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

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

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
902275-99DrillPioneer Natural Res. USA, Inc.Aug 26, 2024Aug 28, 2024Oct 29, 202410,578

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-10-63495————

Formation tops

As filed on W-2/G-1. Subsea from 2,747 ft elevation.Download CSV →

FormationMD ftSubsea
Santa Rosa1,0391,708
Rustler1,6071,140
Yates2,524223
Seven Rivers2,834-87
Queen3,552-805
Grayburg4,095-1,348
San AndresSAN ANDRES - HIGH FLOWS, H2S, CO4,300-1,553
Clear ForkCLEARFORK6,487-3,740
Spraberry7,336-4,589
Wolfcamp8,899-6,152
Atoka——
Cambrian——
CanyonCANYON / STRAWN——
Devonian——
Ellenburger——
Fusselman——
Glorieta——
Mississippian——
Pennsylvanian——
Strawn——

Perforations

Perforated and open-hole intervals.

FromToType
9,69522,548Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,53217.51,800 S
9.6255,78412.251,270 S
5.522,5736.751,400 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
00Oct 9, 2025Sep 23, 2025—
00Jul 30, 2025Jul 18, 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). 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 →

Shackelford 39-27AE42-329-47348

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

Santa Rosa1,0391,708
Rustler1,6071,140
Yates2,533214
Seven Rivers2,827-80
Queen3,542-795
Grayburg4,101-1,354
San Andres4,302-1,555
Clear Fork6,487-3,740

10 TOPS · FIRST 8

Shackelford 39-27AF42-329-47349

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

Santa Rosa1,0391,708
Rustler1,6001,147
Yates2,565182
Seven Rivers2,831-84
Queen3,555-808
Grayburg4,100-1,353
San Andres4,281-1,534
Clear Fork6,482-3,735

10 TOPS · FIRST 8

Shackelford 39-27AG42-329-47350

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

Santa Rosa1,0391,708
Rustler1,6161,131
Yates2,530217
Seven Rivers2,824-77
Queen3,538-791
Grayburg4,102-1,355
San Andres4,291-1,544
Clear Fork6,479-3,732

10 TOPS · FIRST 8

Shackelford 39-27AH42-329-47351

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

Santa Rosa1,0391,708
Rustler1,6141,133
Yates2,543204
Seven Rivers2,835-88
Queen3,566-819
Grayburg4,045-1,298
San Andres4,302-1,555
Clear Fork6,467-3,720

10 TOPS · FIRST 8

Shackelford 39-27AI42-329-47352

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

Santa Rosa1,0391,708
Rustler1,6151,132
Yates2,529218
Seven Rivers2,830-83
Queen3,538-791
Grayburg4,065-1,318
San Andres4,282-1,535
Clear Fork6,470-3,723

10 TOPS · FIRST 8

Shackelford Spraberry Unit42-329-44541

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

Santa Rosa1,0381,708
Rustler1,6161,130
Yates2,529217
Seven Rivers2,827-81
Queen3,552-806
Grayburg4,111-1,365
San Andres4,305-1,559
Clear Fork6,485-3,739

10 TOPS · FIRST 8

Shackelford Spraberry Unit42-329-44542

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

Santa Rosa1,0381,708
Rustler1,6191,127
Yates2,537209
Seven Rivers2,829-83
Queen3,547-801
Grayburg4,101-1,355
San Andres4,308-1,562
Clear Fork6,483-3,737

10 TOPS · FIRST 8

Shackelford Spraberry Unit42-329-44543

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

Santa Rosa1,0381,708
Rustler1,6231,123
Yates2,538208
Seven Rivers2,828-82
Queen3,544-798
Grayburg4,092-1,346
San Andres5,622-2,876
Clear Fork6,478-3,732

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.

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