42-317-47144

Horizontal

GLASS-NAIL 24D

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

Permits

1

Max Depth

10,542 ft

First Permit

2026-01-14

Latest Activity

2026-01-14

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Formation Tops (10) Elevation 2,899 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,367 ft+1,532 ft
YATES 2,892 ft+7 ft
QUEEN 3,587 ft-688 ft
GRAYBURG 4,097 ft-1,198 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,873 ft-1,974 ft
CLEARFORK (Clear Fork)6,788 ft-3,889 ft
SPRABERRY 7,864 ft-4,965 ft
DEAN 9,113 ft-6,214 ft
CISCO
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"1,817 ft1,905 sx
9.625"5,918 ft1,615 sx
5.5"24,876 ft1,535 sx

Permit History (1)

Applications (1)

#912306 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 2026-06-26 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 MARTIN County.

Well Details

Well Number
4H
Max Depth
10,542 ft
Drill Type
Horizontal
County
MARTIN
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
15,466