42-173-39401

Horizontal

BRUNSON 40A

GLASSCOCK County · District 10 · PIONEER NATURAL RES. USA, INC.

Permits

2

Max Depth

10,046 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 2,741 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 761 ft+1,980 ft
RUSTLER 1,292 ft+1,449 ft
YATES 2,075 ft+666 ft
SEVEN RIVERS 2,294 ft+447 ft
QUEEN 3,040 ft-299 ft
GRAYBURG 3,250 ft-509 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,456 ft-715 ft
CLEARFORK (Clear Fork)5,216 ft-2,475 ft
SPRABERRY 6,533 ft-3,792 ft
GLORIETA

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"1,183 ft1,230 sx
9.625"5,499 ft2,550 sx
5.5"26,073 ft2,215 sx

Permit History (2)

Applications (2)

#912228 A PIONEER NATURAL RES. USA, INC.
received 2026-04-24
#912228 A PIONEER NATURAL RES. USA, INC.
received 2025-12-12

Records & Logs

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

W-2/G-1 2026-05-13 log on file

Completion packets open directly (post-2011 filings include attached logs). Log images 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 GLASSCOCK County.

Well Details

Well Number
1H
Max Depth
10,046 ft
Drill Type
Horizontal
County
GLASSCOCK
District
10

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