WELL · 42-461-40247 · DISTRICT 7

Brook K-2D #4H

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Upton County · Spraberry (Trend Area) R 40 Exc field · Producing  · Horizontal

Brook K-2d #4H (API 42-461-40247) is a horizontal well in Upton County operated by Pioneer Natural Res. USA Inc., completed July 13, 2016 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued December 29, 2015, permitted to 10,665 ft.

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

Its lease has reported 515K barrels of oil and 1.81M mcf of gas since July 2016, last reporting in July 2026.

Operator of record

Pioneer Natural Res. USA Inc.

Based in
Spring, TX
P-5 status
Active (A)
P-5 last filed
Jul 8, 2026
Permits on file
15,628
Phone
(972) 444-4001

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.Dec 29, 2015
10,665
total depth, ft
1
permits on file
Dec 29, 2015
last permit issued
Jul 13, 2016
completed
515K
cumulative oil, bbl
1.81M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jul 2016 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 13, 2016
Shut in
—
Plugged
—

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

Surface location

No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.

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
Brook K-2D O-9-19353Spraberry (Trend Area) R 40 ExcPioneer Natural Res. USA, Inc.1515K1.81MJul 2016 – Jul 2026

Gas, mcf lease total

Last 12 months 122,974 · prior 12 168,491(-27%)

010K20K202420252026

Oil, barrels lease total

Last 12 months 11,718 · prior 12 16,537(-29%)

01K2K202420252026

Chain of custody

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

  1. 1Pioneer Natural Res. USA, Inc.Jul 2016 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
811947-99DrillPioneer Natural Res. USA, Inc.Nov 13, 2015Dec 29, 2015Mar 13, 201610,665

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-9-19353————

Formation tops

As filed on W-2/G-1. Subsea from 2,755 ft elevation.Download CSV →

FormationMD ftSubsea
Yates2,330425
Grayburg3,508-753
San AndresSAN ANDRES - SALTWATER FLOW4,150-1,395
Spraberry6,966-4,211
Wolfcamp8,500-5,745
Devonian——
Ellenburger——
Fusselman——
Strawn——

Perforations

Perforated and open-hole intervals.

FromToType
9,53119,734Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.37562317.5498 S
9.6258,60912.25800 S
5.519,8318.52,335 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
00Sep 21, 2016Aug 30, 2016Yes

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.

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/46140247, documented in the API reference.