WELL · 42-461-35429 · DISTRICT 7
Brook A-4 #A 94
Upton County · Spraberry (Trend Area) R 40 Exc field · Vertical
Brook A-4 #A 94 (API 42-461-35429) is a plugged well in Upton County, plugged July 14, 2022, last operated by Pioneer Natural Res. USA Inc..
The RRC has issued 2 drilling permits between 2007 and 2014, permitted to 10,500 ft.
Completion filings report 3 formation tops, including Spraberry, Dean, Wolfcamp.
Its 2 leases have reported 34.3K barrels of oil and 53.9K mcf of gas since December 2007, last reporting in July 2026. The leases carry 2 wells, so these are lease totals, not this well alone.
Operator of record
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 schedule | Pioneer Natural Res. USA Inc. |
| Production reports | Pioneer Natural Res. USA, Inc.through Apr 2022 |
| Latest permit | Pioneer Natural Res. USA, Inc.Dec 3, 2014 |
- 10,500
- total depth, ft
- 2
- permits on file
- Dec 3, 2014
- last permit issued
- Oct 31, 2021
- completed
- 34.3K
- cumulative oil, bbl
- 53.9K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2007 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 31, 2021
- Shut in
- —
- Plugged
- Jul 14, 2022
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 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Brook A-4 O-9-18868 | Spraberry (Trend Area) R 40 Exc | Pioneer Natural Res. USA, Inc. | 1 | 34.3K | 53.9K | Dec 2007 – Jul 2026 |
| XBC "94" O-9-16487 | Spraberry (Trend Area) | Pioneer Natural Res. USA, Inc. | 1 | 0 | 0 | Dec 2007 – Jun 2015 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Pioneer Natural Res. USA, Inc.Dec 2007 → Apr 2022
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 800874-99 | Field transfer | Pioneer Natural Res. USA, Inc. | Nov 25, 2014 | Dec 3, 2014 | Oct 14, 2007 | 10,327 |
| 643349-99 | Drill | Pioneer Natural Res. USA, Inc. | Jul 27, 2007 | Aug 4, 2007 | Oct 14, 2007 | 10,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-16487 | — | — | — | — |
| — | — O-9-18868 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,668 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,438 | 8,567 | Perforated |
| 8,438 | 9,816 | Perforated |
| 8,697 | 8,879 | Perforated |
| 8,984 | 9,206 | Perforated |
| 9,293 | 9,426 | Perforated |
| 9,808 | 9,816 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 560 | 11 | 275 S |
| 4.5 | 10,322 | 7.875 | 1,015 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 10, 2021 | Nov 8, 2021 | — |
| 00 | Apr 30, 2015 | Feb 20, 2015 | — |
| 00 | Apr 2, 2008 | Feb 4, 2008 | Yes |
| 00 | Mar 11, 2008 | — | — |
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 42-461-35429 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-35429 → scanned completion filings
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/46135429, documented in the API reference.