WELL · 42-461-43578 · DISTRICT 9
North Pembrook Spraberry Unit #502HU
Upton County · Horizontal
North Pembrook Spraberry Unit #502HU (API 42-461-43578) is a permitted horizontal well in Upton County filed by Pioneer Natural Res. USA, Inc.; no completion report is on file yet.
The RRC has issued one drilling permit (amended once), issued April 2, 2026, permitted to 8,625 ft.
Completion filings report 10 formation tops, including Yates, Grayburg, San Andres, Clear Fork.
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 schedule | none |
| Production reports | none |
| Latest permit | Pioneer Natural Res. USA, Inc.Apr 2, 2026 |
- 8,625
- total depth, ft
- 2
- permits on file
- Apr 2, 2026
- last permit issued
- —
- completed
- —
- cumulative oil, bbl
- —
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- Shut in
- —
- Plugged
- —
Surface location
31.525492, -101.903362
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Upton County.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 914445-98 | Drill | Pioneer Natural Res. USA, Inc. | May 7, 2026 | Apr 2, 2026 | — | 8,625 |
| 914445-99 | Drill | Pioneer Natural Res. USA, Inc. | Mar 27, 2026 | Apr 2, 2026 | — | 8,625 |
Formation tops
As filed on W-2/G-1. Subsea from 2,775 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,414 | 361 |
| Grayburg | 4,086 | -1,311 |
| San AndresSAN ANDRES - SALTWATER FLOW | 4,292 | -1,517 |
| Clear ForkCLEARFORK | 6,373 | -3,598 |
| Spraberry | 7,239 | -4,464 |
| Devonian | — | — |
| Ellenburger | — | — |
| Fusselman | — | — |
| Strawn | — | — |
| Wolfcamp | — | — |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,309 | 17.5 | 1,360 S |
| 9.625 | 5,669 | 12.25 | 1,735 S |
| 5.5 | 19,235 | 6.75 | 1,030 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 | Aug 25, 2026 | Aug 7, 2026 | 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 42-461-43578 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-461-43578 → 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.
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.
North Pembrook Spraberry Unit42-461-43577
0.0 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Yates | 2,414 | 361 |
| Grayburg | 4,077 | -1,302 |
| San Andres | 4,281 | -1,506 |
| Clear Fork | 6,371 | -3,596 |
| Spraberry | 7,228 | -4,453 |
| Fusselman | — | |
| Ellenburger | — | |
| Devonian | — |
10 TOPS · FIRST 8
Brook N-442-461-40721
1.6 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Yates | 2,435 | 342 |
| Grayburg | 4,203 | -1,426 |
| San Andres | 4,413 | -1,636 |
| Strawn | — | |
| Wolfcamp | — | |
| Devonian | — | |
| Ellenburger | — | |
| Fusselman | — |
9 TOPS · FIRST 8
Brook N-13R42-461-40669
1.9 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Yates | 2,410 | 363 |
| Grayburg | 4,115 | -1,342 |
| San Andres | 4,279 | -1,506 |
| Spraberry | 7,211 | -4,438 |
| Wolfcamp | 8,779 | -6,006 |
| Devonian | — | |
| Fusselman | — | |
| Strawn | — |
9 TOPS · FIRST 8
Brook N-13Q42-461-40668
1.9 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Yates | 2,410 | 362 |
| Grayburg | 4,117 | -1,345 |
| San Andres | 4,291 | -1,519 |
| Spraberry | 7,223 | -4,451 |
| Wolfcamp | 8,786 | -6,014 |
| Devonian | — | |
| Ellenburger | — | |
| Fusselman | — |
9 TOPS · FIRST 8
Brook N-13P42-461-40667
1.9 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Yates | 2,435 | 337 |
| Grayburg | 4,108 | -1,336 |
| San Andres | 4,311 | -1,539 |
| Spraberry | 7,231 | -4,459 |
| Wolfcamp | 8,790 | -6,018 |
| Strawn | — | |
| Devonian | — | |
| Ellenburger | — |
9 TOPS · FIRST 8
Brook N-13R42-461-41194
1.9 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Yates | 2,414 | 360 |
| Grayburg | 4,186 | -1,412 |
| San Andres | 4,321 | -1,547 |
| Spraberry | 7,215 | -4,441 |
| Dean | 8,591 | -5,817 |
| Wolfcamp | 8,782 | -6,008 |
| Devonian | — | |
| Ellenburger | — |
10 TOPS · FIRST 8
Brook N-13Q42-461-41196
1.9 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Yates | 2,413 | 360 |
| Grayburg | 4,196 | -1,423 |
| San Andres | 4,326 | -1,553 |
| Spraberry | 7,219 | -4,446 |
| Dean | 8,599 | -5,826 |
| Wolfcamp | 8,788 | -6,015 |
| Strawn | — | |
| Devonian | — |
10 TOPS · FIRST 8
Brook N-13P42-461-41197
1.9 KM · Pioneer Natural Res. USA, Inc. · Section with this well →
| Yates | 2,417 | 356 |
| Grayburg | 4,200 | -1,427 |
| San Andres | 4,329 | -1,556 |
| Spraberry | 7,235 | -4,462 |
| Wolfcamp | 8,789 | -6,016 |
| Ellenburger | — | |
| Fusselman | — | |
| Strawn | — |
9 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/46143578, documented in the API reference.