42-173-39291

PRODUCING Horizontal

SPRABERRY DRIVER UNIT

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

Permits

1

Max Depth

8,335 ft

First Permit

2025-04-22

Latest Activity

2025-04-22

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-12-05

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

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 (10) 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 2,350 ft+398 ft
SEVEN RIVERS 2,626 ft+122 ft
QUEEN 3,287 ft-539 ft
GRAYBURG 3,767 ft-1,019 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,960 ft-1,212 ft
CLEARFORK (Clear Fork)6,013 ft-3,265 ft
SPRABERRY 6,987 ft-4,239 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-173-38768 DRIVER 4C-E 3-46F · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 913'Rustler 1,460'Yates 2,340'Seven Rivers 2,557'Queen 3,323'Grayburg 3,768'San Andres 3,830'Clear Fork 5,969'Spraberry 6,958'Glorieta
42-173-38767 DRIVER 4C-E 3-46E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 913'Rustler 1,460'Yates 2,398'Seven Rivers 2,594'Queen 3,349'Grayburg 3,819'Grayburg 3,843'San Andres 3,886'Clear Fork 5,975'Spraberry 6,964'Wichita-Albany Glorieta
42-173-38766 DRIVER 4C-E 3-46D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 913'Rustler 1,460'Yates 2,344'Seven Rivers 2,562'Queen 3,322'Grayburg 3,765'San Andres 3,823'Clear Fork 6,000'Spraberry 6,975'Glorieta
42-173-38765 DRIVER 4C-E 3-46C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 913'Rustler 1,460'Yates 2,350'Seven Rivers 2,562'Queen 3,329'Grayburg 3,757'San Andres 3,829'Clear Fork 6,004'Spraberry 6,970'Glorieta
42-173-38764 DRIVER 4C-E 3-46B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 913'Rustler 1,459'Yates 2,346'Seven Rivers 2,561'Queen 3,317'Grayburg 3,755'San Andres 3,830'Clear Fork 6,016'Spraberry 6,977'Glorieta PRECAMBRIAN (UNDIFFERENTIATED)
42-173-38763 DRIVER 4C-E 3-46A · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 913'Rustler 1,460'Yates 2,343'Seven Rivers 2,555'Queen 3,311'Grayburg 3,750'San Andres 3,813'Clear Fork 6,009'Spraberry 6,973'Glorieta
42-329-47774 SPRABERRY DRIVER UNIT · PIONEER NATURAL RES. USA, INC.
0.6 mi
Santa Rosa 888'Rustler 1,459'Yates 2,355'Seven Rivers 2,631'Queen 3,280'Grayburg 3,759'San Andres 3,938'Clear Fork 6,132'Spraberry 7,000'Glorieta
42-329-45742 DRIVER 4C-W 3-46F · PIONEER NATURAL RES. USA, INC.
0.6 mi
Santa Rosa 923'Rustler 1,462'Rustler 1,463'Yates 2,367'Yates 2,372'Seven Rivers 2,617'Queen 3,320'Grayburg 3,839'San Andres 3,986'Clear Fork 6,024'Spraberry 6,993'San Andres +6 more

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
8,628–18,759 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,288 ft1,650 sx
9.625"5,245 ft1,380 sx
5.5"18,784 ft1,020 sx

Permit History (1)

Applications (1)

#907500 A PIONEER NATURAL RES. USA, INC.
received 2025-04-17

Records & Logs

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

W-2/G-1 2026-02-27
W-2/G-1 2026-01-09 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.

Lat 31.681416
Lon -101.770310

Well Details

Well Number
309H
Max Depth
8,335 ft
Drill Type
Horizontal
County
GLASSCOCK
District
8
Completed
2025-12-05

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