42-329-47495

PRODUCING Horizontal

SHACKELFORD SPRABERRY UNIT

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

Permits

1

Max Depth

8,875 ft

First Permit

2024-11-12

Latest Activity

2024-11-12

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-07-04

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 2,756 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,048 ft+1,708 ft
RUSTLER 1,598 ft+1,158 ft
YATES 2,547 ft+209 ft
SEVEN RIVERS 2,867 ft-111 ft
QUEEN 3,595 ft-839 ft
GRAYBURG 4,128 ft-1,372 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,364 ft-1,608 ft
CLEARFORK (Clear Fork)6,520 ft-3,764 ft
SPRABERRY 7,387 ft-4,631 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
42-329-47496 SHACKELFORD SPRABERRY UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,048'Rustler 1,556'Yates 2,546'Seven Rivers 2,858'Queen 3,581'Grayburg 4,115'San Andres 4,359'Clear Fork 6,509'Spraberry 7,360'Glorieta
42-329-44696 SHACKELFORD 39E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,025'Rustler 1,635'Yates 2,549'Seven Rivers 2,856'Queen 3,582'Grayburg 4,120'San Andres 4,333'Clear Fork 6,506'Spraberry 7,353'Glorieta
42-329-44697 SHACKELFORD 39F · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,034'Rustler 1,630'Yates 2,549'Seven Rivers 2,870'Queen 3,586'Grayburg 4,124'San Andres 4,325'Clear Fork 6,493'Spraberry 7,338'Glorieta
42-329-44695 SHACKELFORD 39D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,027'Rustler 1,614'Yates 2,554'Seven Rivers 2,859'Queen 3,585'Grayburg 4,111'San Andres 4,335'Clear Fork 6,496'Spraberry 7,343'Glorieta
42-329-44694 SHACKELFORD 39C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,038'Rustler 1,632'Yates 2,554'Seven Rivers 2,870'Queen 3,592'Grayburg 4,122'San Andres 4,347'Clear Fork 6,512'Spraberry 7,360'Glorieta
42-329-44693 SHACKELFORD 39B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,028'Rustler 1,628'Yates 2,557'Seven Rivers 2,862'Queen 3,583'Grayburg 4,131'San Andres 4,359'Clear Fork 6,506'Spraberry 7,358'Glorieta
42-329-44692 SHACKELFORD 39A · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,020'Rustler 1,626'Yates 2,551'Seven Rivers 2,858'Queen 3,597'Grayburg 4,136'San Andres 4,371'Clear Fork 6,517'Spraberry 7,363'Glorieta
42-329-47390 SHACKELFORD 39-27A · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,053'Rustler 1,630'Yates 2,557'Seven Rivers 2,869'Queen 3,596'Grayburg 4,154'San Andres 4,365'Clear Fork 6,526'Spraberry 7,373'Spraberry 8,762'Glorieta

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
8,681–18,862 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,466 ft1,600 sx
9.625"5,784 ft1,485 sx
5.5"18,887 ft1,065 sx

Permit History (1)

Applications (1)

#903862 A PIONEER NATURAL RES. USA, INC.
received 2024-11-07

Records & Logs

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

W-2/G-1 2025-09-11
W-2/G-1 2025-07-09 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 31.792046
Lon -101.903983

Well Details

Well Number
3907H
Max Depth
8,875 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2025-07-04

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