42-461-32335

Final Completion

PEMBROOK UNIT

UPTON County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

Max Depth

12,500 ft

First Permit

1985-01-21

Latest Activity

1986-04-17

Lifespan

1 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2020-04-02

Shut-In

—

Plugged

2022-01-19

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: EXXON CORP.

Resolved via: production → PIONEER NATURAL RES. USA, INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

EXXON CORP. 1993-2000→ EXXON MOBIL CORPORATION 2000-2005→ PIONEER NATURAL RES. USA, INC. 2005-2026

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Oil

production & DCA →

Formation Tops (7) Elevation 2,678 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SAN ANDRES	3,835 ft	-1,157 ft
SPRABERRY	6,713 ft	-4,035 ft
DEAN	8,278 ft	-5,600 ft
WOLFCAMP	8,278 ft	-5,600 ft
STRAWN	10,026 ft	-7,348 ft
DEVONIAN	10,804 ft	-8,126 ft
ELLENBURGER	11,800 ft	-9,122 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (3)

Interval	Type
6,717–6,896 ft	Perforated
7,328–7,645 ft	Perforated
8,222–8,593 ft	Perforated

Casing (3)

Size	Set Depth	Cement
13.375"	475 ft	450 sx
9.625"	4,230 ft	500 sx
5.5"	12,000 ft	1,475 sx

Permit History (2)

#301218 Recompletion Final Completion

PEMBROOK UNIT · 12,000 ft

1986-04-17

#264703 Drill Final Completion

HALFF, MAYER H. · 12,500 ft

1985-01-21

Spud 1985-02-01

Applications (3)

#301218 A EXXON CORP.

received 1986-04-14

#264703 A EXXON PRODUCTION RESEARCH CO.

received 1985-09-09

#264703 A EXXON CORP.

received 1985-01-21

Records & Logs

5 completion filings on record.

W-2/G-1 2021-07-14

W-2/G-1 1986-04-14

W-2/G-1 1986-05-01

W-2/G-1 1985-08-21

W-2/G-1 1985-09-26

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in UPTON County.

Well Details

Well Number: 1292
Max Depth: 12,500 ft
Drill Type: Vertical
County: UPTON
District: 7
Operator: PIONEER NATURAL RES. USA INC.
Completed: 2020-04-02

Operator

Name: PIONEER NATURAL RES. USA, INC
Location: Y SPRING
P-5 Status: Active (filed 2025-08-01)
Cum Oil (all leases): 1,771,882,421 bbl
Cum Gas (all leases): 1,763,727,021 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 15,417