WELL · 42-383-40180 · DISTRICT 7

Rocker B #135H

Y

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

Rocker B #135H (API 42-383-40180) is a horizontal well in Reagan County operated by Pioneer Natural Res. USA Inc., completed November 21, 2018 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued March 21, 2018, permitted to 9,050 ft.

Completion filings report 8 formation tops, including Grayburg, San Andres, Clear Fork, Spraberry.

Its lease has reported 13.6M barrels of oil and 109M mcf of gas since April 1997, last reporting in July 2026. The lease carries 256 wells, so these are lease totals, not this well alone.

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.Mar 21, 2018
9,050
total depth, ft
1
permits on file
Mar 21, 2018
last permit issued
Nov 21, 2018
completed
13.6M
cumulative oil, bbl
109M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Apr 1997 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Nov 21, 2018
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

31.321126, -101.278956

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Reagan 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; they carry 256 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Rocker B O-9-14573Spraberry (Trend Area)Pioneer Natural Res. USA, Inc.25613.6M109MApr 1997 – Jul 2026

Gas, mcf lease total

Last 12 months 14,547,825 · prior 12 12,987,236(+12%)

01M2M202420252026

Oil, barrels lease total

Last 12 months 1,825,472 · prior 12 969,873(+88%)

0100K200K300K202420252026

Chain of custody

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

  1. 1Parker & Parsley Development L.PApr 1997 → Aug 1997
  2. 2Pioneer Natural Res. USA, Inc.Sep 1997 → Apr 2026
  3. 3Prize Operating CompanyJul 1999 → Mar 2002
  4. 4Gruy Petroleum Management Co.Apr 2002 → Apr 2006
  5. 5Cimarex Energy Co. of ColoradoMay 2006 → Dec 2007

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
837394-99DrillPioneer Natural Res. USA, Inc.Mar 12, 2018Mar 21, 2018May 18, 20189,050

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-9-14573————

Formation tops

As filed on W-2/G-1. Subsea from 2,562 ft elevation.Download CSV →

FormationMD ftSubsea
Grayburg2,003559
San AndresSAN ANDRES - SALTWATER FLOW, POS2,210352
Clear ForkCLEARFORK4,058-1,496
Spraberry5,074-2,512
Ellenburger——
Fusselman——
Queen——
Strawn——

Perforations

Perforated and open-hole intervals.

FromToType
7,20717,159Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.37577817.5728 S
9.6254,11212.25579 S
5.517,1898.752,644 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
00Feb 28, 2019Jan 15, 2019Yes

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 →

Rocker B42-383-40181

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

Grayburg1,990572
San Andres2,318244
Clear Fork4,047-1,485
Spraberry5,056-2,494
Ellenburger—
Strawn—
Queen—
Fusselman—

Rocker B42-235-36513

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

Grayburg1,919629
San Andres2,148400
Clear Fork4,023-1,475
Spraberry5,038-2,490
Wolfcamp6,560-4,012
Canyon—
Fusselman—

Rocker B42-235-36514

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

Grayburg1,917631
San Andres2,170378
Clear Fork4,045-1,497
Spraberry5,025-2,477
Wolfcamp6,560-4,012
Canyon—
Fusselman—

Rocker B42-235-36515

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

Grayburg1,891657
San Andres2,144404
Clear Fork4,030-1,482
Spraberry5,018-2,470
Wolfcamp6,552-4,004
Canyon—
Fusselman—

Rocker B42-235-36293

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

Grayburg1,854647
San Andres2,002499
Clear Fork3,906-1,405
Spraberry4,995-2,494
Wolfcamp6,525-4,024
Canyon—
Fusselman—

Rocker B42-235-36289

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

Grayburg1,854648
San Andres2,023479
Clear Fork3,865-1,363
Spraberry4,995-2,493
Wolfcamp6,520-4,018
Canyon—
Fusselman—

Rocker B42-235-36290

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

Grayburg1,856646
San Andres2,029473
Clear Fork3,847-1,345
Spraberry4,983-2,481
Wolfcamp6,510-4,008
Canyon—
Fusselman—

Rocker B42-235-36361

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

Grayburg1,889615
San Andres2,039465
Clear Fork3,898-1,394
Spraberry5,000-2,496
Wolfcamp6,528-4,024
Fusselman—
Canyon—

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

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