42-329-44596

PRODUCING Horizontal

SHACKELFORD 39J

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

Permits

1

Max Depth

10,493 ft

First Permit

2021-02-03

Latest Activity

2021-02-03

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-05-26

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2022-01

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 2,743 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,035 ft+1,708 ft
RUSTLER 1,596 ft+1,147 ft
YATES 2,564 ft+179 ft
SEVEN RIVERS 2,822 ft-79 ft
QUEEN 3,541 ft-798 ft
GRAYBURG 4,093 ft-1,350 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,291 ft-1,548 ft
CLEARFORK (Clear Fork)6,474 ft-3,731 ft
SPRABERRY 7,314 ft-4,571 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
42-329-44595 SHACKELFORD 39I · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,035'Rustler 1,597'Yates 2,560'Seven Rivers 2,830'Queen 3,551'Grayburg 4,097'San Andres 4,286'Clear Fork 6,471'Spraberry 7,319'Glorieta
42-329-44597 SHACKELFORD 39K · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,035'Rustler 1,596'Yates 2,553'Seven Rivers 2,821'Queen 3,542'Grayburg 4,091'San Andres 4,277'Clear Fork 6,466'Spraberry 7,311'Glorieta
42-329-44598 SHACKELFORD 39L · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,035'Rustler 1,596'Yates 2,561'Seven Rivers 2,830'Queen 3,544'Grayburg 4,087'San Andres 4,287'Clear Fork 6,466'Spraberry 7,311'Glorieta
42-329-44594 SHACKELFORD 39H · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,035'Rustler 1,595'Yates 2,560'Seven Rivers 2,822'Queen 3,549'Grayburg 4,093'San Andres 4,296'Clear Fork 6,476'Spraberry 7,318'Ellenburger PRECAMBRIAN (UNDIFFERENTIATED) Glorieta +3 more
42-329-44593 SHACKELFORD 39G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,035'Rustler 1,595'Yates 2,563'Seven Rivers 2,826'Queen 3,551'Grayburg 4,100'San Andres 4,296'Clear Fork 6,478'Spraberry 7,327'Glorieta
42-329-44542 SHACKELFORD SPRABERRY UNIT · PIONEER NATURAL RES. USA, INC.
0.1 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.
0.1 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
42-329-44541 SHACKELFORD SPRABERRY UNIT · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,038'Rustler 1,616'Yates 2,529'Seven Rivers 2,827'Queen 3,552'Grayburg 4,111'San Andres 4,305'Clear Fork 6,485'Spraberry 7,332'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
9,143–19,524 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,463 ft1,550 sx
9.625"5,704 ft1,304 sx
5.5"19,549 ft1,051 sx

Permit History (1)

Applications (1)

#866843 A PIONEER NATURAL RES. USA, INC.
received 2021-01-05

Records & Logs

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

W-2/G-1 2022-07-18 log on file
W-2/G-1 2022-06-02

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 31.795773
Lon -101.896426

Well Details

Well Number
10H
Max Depth
10,493 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2022-05-26

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
15,400