42-329-44697

PRODUCING Horizontal

SHACKELFORD 39F

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

Permits

1

Max Depth

10,591 ft

First Permit

2021-03-19

Latest Activity

2021-03-19

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-12-29

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2021-07

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 2,759 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,034 ft+1,725 ft
RUSTLER 1,630 ft+1,129 ft
YATES 2,549 ft+210 ft
SEVEN RIVERS 2,870 ft-111 ft
QUEEN 3,586 ft-827 ft
GRAYBURG 4,124 ft-1,365 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,325 ft-1,566 ft
CLEARFORK (Clear Fork)6,493 ft-3,734 ft
SPRABERRY 7,338 ft-4,579 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
42-329-44696 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
42-329-44695 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
42-329-47495 SHACKELFORD SPRABERRY UNIT · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,048'Rustler 1,598'Yates 2,547'Seven Rivers 2,867'Queen 3,595'Grayburg 4,128'San Andres 4,364'Clear Fork 6,520'Spraberry 7,387'Glorieta
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
42-329-47390 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
9,456–19,927 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,499 ft1,505 sx
9.625"5,810 ft1,160 sx
5.5"19,962 ft945 sx

Permit History (1)

Applications (1)

#867774 A PIONEER NATURAL RES. USA, INC.
received 2021-02-15

Records & Logs

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

W-2/G-1 2022-03-11 log on file
W-2/G-1 2021-11-22

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 31.791544
Lon -101.903971

Well Details

Well Number
6H
Max Depth
10,591 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2021-12-29

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