42-173-39290

PRODUCING Horizontal

DRIVER B37 10-15L

GLASSCOCK County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

10,527 ft

First Permit

2025-05-22

Latest Activity

2025-05-22

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-12-12

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2025-09

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 (19) Elevation 2,748 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 850 ft+1,898 ft
RUSTLER 1,446 ft+1,302 ft
YATES 2,357 ft+391 ft
SEVEN RIVERS 2,635 ft+113 ft
QUEEN 3,340 ft-592 ft
GRAYBURG 3,773 ft-1,025 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,972 ft-1,224 ft
CLEARFORK (Clear Fork)6,010 ft-3,262 ft
SPRABERRY 6,983 ft-4,235 ft
DEAN 8,369 ft-5,621 ft
WOLFCAMP 8,535 ft-5,787 ft
ATOKA
CAMBRIAN
FUSSELMAN
GLORIETA
PENNSYLVANIAN
PRECAMBRIAN (UNDIFFERENTIATED)
STRAWN
WICHITA ALBANY (Wichita-Albany)

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
9,194–19,524 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,284 ft1,650 sx
9.625"5,262 ft1,385 sx
5.5"19,549 ft1,150 sx

Permit History (1)

Applications (1)

#907211 A PIONEER NATURAL RES. USA, INC.
received 2025-04-02

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2026-02-27
W-2/G-1 2025-11-19 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
312H
Max Depth
10,527 ft
Drill Type
Horizontal
County
GLASSCOCK
District
8
Completed
2025-12-12

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
15,399