42-461-43411

Horizontal

BENEDUM B-4A

UPTON County · District 9 · PIONEER NATURAL RES. USA, INC.

Permits

1

Max Depth

10,451 ft

First Permit

2026-01-12

Latest Activity

2026-01-12

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Formation Tops (10) Elevation 2,707 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,207 ft+500 ft
GRAYBURG 3,706 ft-999 ft
SAN ANDRES - SALTWATER FLOW (San Andres)3,893 ft-1,186 ft
CLEARFORK (Clear Fork)5,882 ft-3,175 ft
SPRABERRY 6,698 ft-3,991 ft
WOLFCAMP 8,262 ft-5,555 ft
DEVONIAN
ELLENBURGER
FUSSELMAN
STRAWN

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 ↗

Casing (3)

SizeSet DepthCement
13.375"1,209 ft1,265 sx
9.625"5,150 ft1,540 sx
5.5"18,874 ft1,155 sx

Permit History (1)

Applications (1)

#912275 A PIONEER NATURAL RES. USA, INC.
received 2025-12-16

Records & Logs

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

W-2/G-1 2026-07-10 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
1H
Max Depth
10,451 ft
Drill Type
Horizontal
County
UPTON
District
9

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
15,474