WELL · 42-329-41767 · DISTRICT 8

Obrien-Brunson 43A #1H

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

Obrien-Brunson 43a #1H (API 42-329-41767) is a horizontal well in Midland County operated by Pioneer Natural Res. USA Inc., completed January 16, 2019 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued July 18, 2017, permitted to 10,600 ft.

Completion filings report 9 formation tops, including Queen, Seven Rivers, Santa Rosa, Yates.

Its lease has reported 545K barrels of oil and 1.54M mcf of gas since January 2019, last reporting in July 2026.

Operator of record

Pioneer Natural Res. USA Inc.

Spring, TX · P-5 Y, filed May 4, 2026 · 15,618 permits on file · (972) 598-8150

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Pioneer Natural Res. USA Inc.
Production reports	Pioneer Natural Res. USA, Inc.through Apr 2026
Latest permit	Pioneer Natural Res. USA, Inc.Jul 18, 2017

10,600: total depth, ft
1: permits on file
Jul 18, 2017: last permit issued
Jan 16, 2019: completed
545K: cumulative oil, bbl
1.54M: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 2019 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule: ON SCHEDULE
Completed: Jan 16, 2019
Shut in: —
Plugged: —

Operator's P-5 on the schedule: Active

Surface location

31.930373, -101.797534

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 →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Obrien-Brunson 43A O-10-52078	Spraberry (Trend Area)	Pioneer Natural Res. USA, Inc.	1	545K	1.54M	Jan 2019 – Jul 2026

Oil, barrels lease total

Last 12 months 27,233 · prior 12 33,973(-20%)

Gas, mcf lease total

Last 12 months 95,074 · prior 12 117,098(-19%)

Chain of custody

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

1Pioneer Natural Res. USA, Inc.Jan 2019 → Apr 2026

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
827527-99	Drill	Pioneer Natural Res. USA, Inc.	Jun 6, 2017	Jul 18, 2017	Jul 3, 2018	10,600

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— O-10-52078	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 2,638 ft elevation.Download CSV →

Formation	MD ft	Subsea
Queen	1	2,637
Seven Rivers	1	2,637
Santa Rosa	839	1,799
Yates	2,285	353
Seven Rivers	2,477	161
Queen	3,155	-517
Grayburg	3,581	-943
San AndresSAN ANDRES - HIGH FLOWS, H2S, CO	3,853	-1,215
Clear ForkCLEARFORK	5,992	-3,354
Spraberry	6,979	-4,341
SpraberrySPRABERRY UPPER-DEAN	8,307	-5,669
Glorieta	—	—

Perforations

Perforated and open-hole intervals.

From	To	Type
10,360	20,673	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
13.375	1,340	17.5	1,468 S
9.625	6,033	12.25	1,018 S
5.5	20,703	6.75	1,568 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 →

Suffix	Filed	W-2 / G-1 date	Logs referenced
00	Nov 6, 2019	Aug 9, 2019	Yes
00	Sep 12, 2019	May 1, 2019	Yes

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.

Wellbore filings for 42-329-41767 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-329-41767 → scanned completion filings

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 →

Boone-Brunson 43B42-329-41743

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

Santa Rosa	842	1,796
Yates	2,288	350
Seven Rivers	2,480	158
Queen	3,128	-490
Grayburg	3,571	-933
San Andres	3,840	-1,202
Clear Fork	5,981	-3,343
Spraberry	6,978	-4,340

10 TOPS · FIRST 8

Boone 44A42-329-47498

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

Santa Rosa	1,102	1,528
Rustler	1,434	1,196
Yates	2,261	369
Seven Rivers	2,507	123
Queen	3,167	-537
Grayburg	3,561	-931
San Andres	3,741	-1,111
Clear Fork	5,955	-3,325

10 TOPS · FIRST 8

Boone 44B42-329-47499

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

Santa Rosa	1,100	1,530
Rustler	1,300	1,330
Yates	2,261	369
Seven Rivers	2,504	126
Queen	3,162	-532
Grayburg	3,549	-919
San Andres	3,730	-1,100
Clear Fork	5,893	-3,263

10 TOPS · FIRST 8

Boone-Coffee 1042-329-45971

0.8 KM · Vencer Energy, LLC · Section with this well →

Santa Rosa	745	1,854
Rustler	1,495	1,104
Yates	2,204	395
Seven Rivers	2,572	27
Queen	3,066	-467
Grayburg	3,294	-695
San Andres	3,462	-863
Glorieta	4,620	-2,021

10 TOPS · FIRST 8

Boone-Coffee 3042-329-45975

0.8 KM · Vencer Energy, LLC · Section with this well →

Santa Rosa	753	1,846
Rustler	1,492	1,107
Yates	2,185	414
Seven Rivers	2,570	29
Queen	3,065	-466
Grayburg	3,292	-693
San Andres	3,452	-853
Glorieta	4,594	-1,995

10 TOPS · FIRST 8

Boone-Coffee 4042-329-45976

0.8 KM · Vencer Energy, LLC · Section with this well →

Santa Rosa	753	1,846
Rustler	1,492	1,107
Yates	2,181	418
Seven Rivers	2,560	39
Queen	3,050	-451
Grayburg	3,273	-674
San Andres	3,433	-834
Ellenburger	—

10 TOPS · FIRST 8

O Brien B42-329-43846

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

Santa Rosa	927	1,737
Yates	2,316	348
Seven Rivers	2,575	89
Queen	3,238	-574
Grayburg	3,671	-1,007
San Andres	3,912	-1,248
Clear Fork	6,010	-3,346
Spraberry	7,041	-4,377

10 TOPS · FIRST 8

O Brien B42-329-43845

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

Santa Rosa	919	1,745
Yates	2,316	348
Seven Rivers	2,568	96
Queen	3,232	-568
Grayburg	3,635	-971
San Andres	3,934	-1,270
Clear Fork	6,047	-3,383
Spraberry	7,051	-4,387

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.

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/32941767, documented in the API reference.