42-461-39321

PRODUCING Horizontal

PEMBROOK UNIT

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

Permits

1

Max Depth

8,650 ft

First Permit

2014-03-15

Latest Activity

2014-03-15

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2014-08-12

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Lease Production

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

Formation Tops (9) Elevation 2,722 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,425 ft+297 ft
GRAYBURG 4,025 ft-1,303 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,706 ft-1,984 ft
SPRABERRY 7,217 ft-4,495 ft
DEVONIAN
ELLENBURGER
FUSSELMAN
STRAWN
WOLFCAMP

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 (1)

IntervalType
8,315–13,421 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,348 ft1,265 sx
9.625"7,660 ft957 sx
5.5"13,511 ft1,366 sx

Permit History (1)

Applications (1)

#779998 A PIONEER NATURAL RES. USA, INC.
received 2014-02-18

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2014-10-20 log on file
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
1401H
Max Depth
8,650 ft
Drill Type
Horizontal
County
UPTON
District
7
Completed
2014-08-12

Operator

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
15,400