42-461-43518

Horizontal

BROOK UNIT N-18G

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

Permits

1

Max Depth

8,600 ft

First Permit

2026-03-25

Latest Activity

2026-03-25

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Formation Tops (10) Elevation 2,757 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,446 ft+311 ft
GRAYBURG 4,070 ft-1,313 ft
SAN ANDRES - SALTWATER FLOW (San Andres)4,281 ft-1,524 ft
CLEARFORK (Clear Fork)6,356 ft-3,599 ft
SPRABERRY 7,248 ft-4,491 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 ↗

Casing (3)

SizeSet DepthCement
13.375"1,346 ft1,630 sx
9.625"5,610 ft1,348 sx
5.5"29,724 ft1,516 sx

Permit History (1)

Applications (1)

#913629 A PIONEER NATURAL RES. USA, INC.
received 2026-02-19

Records & Logs

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

W-2/G-1 2026-08-04 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
107H
Max Depth
8,600 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
15,468