WELL · 42-461-40262 · DISTRICT 7

Elwood 16 and 21 #4202H

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

Elwood 16 And 21 #4202H (API 42-461-40262) is a horizontal well in Upton County operated by Pioneer Natural Res. USA Inc., completed June 4, 2016 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended once), issued January 11, 2016, permitted to 9,600 ft.

It was permitted by Parsley Energy Operations, LLC and has since transferred to Pioneer Natural Res. USA Inc. on the wellbore schedule.

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

Its lease has reported 367K barrels of oil and 1.26M mcf of gas since June 2016, last reporting in July 2026.

Operator of record

Pioneer Natural Res. USA Inc.

Permitted by Parsley Energy Operations, LLC; the EWA schedule now lists a different operator.

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 permitParsley Energy Operations, LLCJan 11, 2016

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

9,600
total depth, ft
2
permits on file
Jan 11, 2016
last permit issued
Jun 4, 2016
completed
367K
cumulative oil, bbl
1.26M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jun 2016 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jun 4, 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
Elwood 16 and 21 O-9-19358Spraberry (Trend Area) R 40 ExcPioneer Natural Res. USA, Inc.1367K1.26MJun 2016 – Jul 2026

Gas, mcf lease total

Last 12 months 114,807 · prior 12 62,881(+83%)

010K20K202420252026

Oil, barrels lease total

Last 12 months 8,657 · prior 12 9,301(-7%)

05001K1.5K202420252026

Chain of custody

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

  1. 1Parsley Energy Operations, LLCJun 2016 → Jan 2021
  2. 2Pioneer Natural Res. USA, Inc.Feb 2021 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
812754-98DrillParsley Energy Operations, LLCJun 10, 2016Jan 11, 2016Mar 6, 20169,600
812754-99DrillParsley Energy Operations, LLCDec 16, 2015Jan 11, 2016Mar 6, 20169,600

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-9-19358————

Formation tops

As filed on W-2/G-1. Subsea from 2,802 ft elevation.Download CSV →

FormationMD ftSubsea
San AndresSAN ANDRES - SALTWATER FLOW4,570-1,768
Spraberry7,567-4,765
Wolfcamp9,145-6,343
Devonian——
Ellenburger——
Fusselman——
Grayburg——
Strawn——
Yates——

Perforations

Perforated and open-hole intervals.

FromToType
9,59317,327Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.37539717.5440 S
9.6259,17512.25780 S
5.517,4408.752,475 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 23, 2016Jul 27, 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/46140262, documented in the API reference.