42-329-44541

PRODUCING Horizontal

SHACKELFORD SPRABERRY UNIT

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

Permits

1

Max Depth

8,685 ft

First Permit

2020-12-04

Latest Activity

2020-12-04

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-05-29

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 2,746 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,038 ft+1,708 ft
RUSTLER 1,616 ft+1,130 ft
YATES 2,529 ft+217 ft
SEVEN RIVERS 2,827 ft-81 ft
QUEEN 3,552 ft-806 ft
GRAYBURG 4,111 ft-1,365 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,305 ft-1,559 ft
CLEARFORK (Clear Fork)6,485 ft-3,739 ft
SPRABERRY 7,332 ft-4,586 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
42-329-44542 SHACKELFORD SPRABERRY UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,038'Rustler 1,619'Yates 2,537'Seven Rivers 2,829'Queen 3,547'Grayburg 4,101'San Andres 4,308'Clear Fork 6,483'Spraberry 7,331'Glorieta
42-329-44543 SHACKELFORD SPRABERRY UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,038'Rustler 1,623'Yates 2,538'Seven Rivers 2,828'Queen 3,544'Grayburg 4,092'San Andres 5,622'Clear Fork 6,478'Spraberry 7,322'Glorieta
42-329-47352 SHACKELFORD 39-27AI · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,039'Rustler 1,615'Yates 2,529'Seven Rivers 2,830'Queen 3,538'Grayburg 4,065'San Andres 4,282'Clear Fork 6,470'Spraberry 7,318'Glorieta
42-329-47351 SHACKELFORD 39-27AH · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,039'Rustler 1,614'Yates 2,543'Seven Rivers 2,835'Queen 3,566'Grayburg 4,045'San Andres 4,302'Clear Fork 6,467'Spraberry 7,318'Glorieta
42-329-47350 SHACKELFORD 39-27AG · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,039'Rustler 1,616'Yates 2,530'Seven Rivers 2,824'Queen 3,538'Grayburg 4,102'San Andres 4,291'Clear Fork 6,479'Spraberry 7,335'Glorieta
42-329-47349 SHACKELFORD 39-27AF · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,039'Rustler 1,600'Yates 2,565'Seven Rivers 2,831'Queen 3,555'Grayburg 4,100'San Andres 4,281'Clear Fork 6,482'Spraberry 7,332'Glorieta
42-329-47348 SHACKELFORD 39-27AE · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,039'Rustler 1,607'Yates 2,533'Seven Rivers 2,827'Queen 3,542'Grayburg 4,101'San Andres 4,302'Clear Fork 6,487'Spraberry 7,338'Glorieta
42-329-47347 SHACKELFORD 39-27AD · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,039'Rustler 1,607'Yates 2,524'Seven Rivers 2,834'Queen 3,552'Grayburg 4,095'San Andres 4,300'Clear Fork 6,487'Spraberry 7,336'Wolfcamp 8,899'Devonian Pennsylvanian +8 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
8,752–21,470 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,464 ft1,600 sx
9.625"5,792 ft1,298 sx
5.5"21,493 ft1,158 sx

Permit History (1)

Applications (1)

#866231 A PIONEER NATURAL RES. USA, INC.
received 2020-11-30

Records & Logs

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

W-2/G-1 2022-08-23
W-2/G-1 2022-07-08 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 31.793896
Lon -101.895933

Well Details

Well Number
3904H
Max Depth
8,685 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2022-05-29

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