TEXAS · WELLS · MIDLAND COUNTY · API 42-329-31500 · DISTRICT 7B

Shackelford Spraberry Unit #212A

Plugged

Midland County · Spraberry (Trend Area) field  · Vertical

Shackelford Spraberry Unit #212A (API 42-329-31500) is a plugged well in Midland County, plugged February 4, 2020, last operated by Pioneer Natural Res. USA Inc..

The RRC has issued 2 drilling permits between 1985 and 1993, permitted to 11,300 ft.

It was permitted by Parker & Parsley Development CO. and has since transferred to Pioneer Natural Res. USA Inc. on the wellbore schedule.

Completion filings report 6 formation tops, including Spraberry, Dean, Wolfcamp, Strawn.

Its 3 leases have reported 36.7M barrels of oil and 106M mcf of gas since January 1993, last reporting in July 2026. The leases carry 654 wells, so these are lease totals, not this well alone.

Operator of record

Pioneer Natural Res. USA Inc.

Permitted by Parker & Parsley Development Co.; 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 permitParker & Parsley Development Co.Dec 20, 1993

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

11,300
total depth, ft
2
permits on file
Dec 20, 1993
last permit issued
Mar 15, 1994
completed
36.7M
cumulative oil, bbl
106M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Mar 15, 1994
Shut in
—
Plugged
Feb 4, 2020

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 3 leases this well is completed on; they carry 654 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Shackelford Spraberry Unit O-10-18187Spraberry (Trend Area)Pioneer Natural Res. USA, Inc.63736.3M104MJan 1993 – Jul 2026
Hutt, Donald L. Fee O-10-29402Desperado (Atoka)Pioneer Natural Res. USA, Inc.15364K2.58MJan 1993 – Nov 2022
Hutt Fee O-10-33944Desperado (Atoka)Pioneer Natural Res. USA, Inc.200Sep 1993 – Mar 2008

Oil, barrels lease total

Last 12 months 1,021,739 · prior 12 560,329(+82%)

050K100K150K202420252026

Gas, mcf lease total

Last 12 months 2,074,786 · prior 12 2,449,750(-15%)

0100K200K300K202420252026

Chain of custody

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

  1. 1Exxon Corp.Jan 1993 → Mar 2000
  2. 2Parker & Parsley Development Co.Jan 1993 → Feb 1995
  3. 3Parker & Parsley Development L.PMar 1995 → Aug 1997
  4. 4Pioneer Natural Res. USA, Inc.Sep 1997 → Apr 2026
  5. 5Exxon Mobil CorporationApr 2000 → Jul 2005

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
419477-99RecompletionParker & Parsley Development Co.Dec 20, 1993Dec 20, 1993Feb 15, 19949,050
271375-99DrillExxon Corp.Apr 1, 1985Apr 2, 1985Apr 13, 198511,300

Completions

CompletedLeaseFieldOperatorStatusDepth
Mar 15, 1994Shackelford Spraberry Unit O-10-18187Spraberry (Trend Area)Pioneer Natural Res. USA Inc.Plugged—
Jul 21, 1985Hutt Fee O-10-33944Desperado (Atoka)Pioneer Natural Res. USA Inc.Plugged—
Jul 21, 1985Hutt Donald L. Fee O-10-29402Desperado (Atoka)Pioneer Natural Res. USA Inc.Plugged—

Formation tops

As filed on W-2/G-1. Subsea from 2,621 ft elevation.Download CSV →

FormationMD ftSubsea
Spraberry7,181-4,560
Dean8,600-5,979
Wolfcamp8,740-6,119
Strawn10,326-7,705
Atoka10,510-7,889
AB10,796-8,175

Perforations

Perforated and open-hole intervals.

FromToType
7,1777,362Perforated
7,8588,095Perforated
8,5618,944Perforated
10,79410,855Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.37546217.5750 S
9.6253,96612.251,600 S
7.6258,7246.5500 S
7.6258,7248.5500 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
00May 10, 1994Apr 12, 1994Yes
00Apr 25, 1994Aug 7, 1985—
00Sep 29, 1993Aug 7, 1985—
00Aug 26, 1985Aug 7, 1985—
00Aug 20, 1985——

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.

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/32931500, documented in the API reference.