42-329-43545

PRODUCING Horizontal

SHACKELFORD 14F

MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA) R 40 EXC

Permits

1

Max Depth

9,150 ft

First Permit

2019-08-23

Latest Activity

2019-08-23

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2020-11-19

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2020-02

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 (16) Elevation 2,797 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,023 ft+1,774 ft
SANTA ROSA 1,054 ft+1,743 ft
YATES 2,548 ft+249 ft
SEVEN RIVERS 2,851 ft-54 ft
SEVEN RIVERS 2,852 ft-55 ft
QUEEN 3,555 ft-758 ft
QUEEN 3,556 ft-759 ft
GRAYBURG 4,039 ft-1,242 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,308 ft-1,511 ft
CLEARFORK (Clear Fork)6,458 ft-3,661 ft
CLEARFORK (Clear Fork)6,459 ft-3,662 ft
SPRABERRY 7,341 ft-4,544 ft
SPRABERRY 7,342 ft-4,545 ft
SPRABERRY UPPER-DEAN (Spraberry)8,733 ft-5,936 ft
SPRABERRY UPPER-DEAN (Spraberry)8,734 ft-5,937 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
42-329-43544 SHACKELFORD 14E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,026'Santa Rosa 1,054'Rustler 1,635'Yates 2,551'Yates 2,552'Seven Rivers 2,851'Seven Rivers 2,852'Queen 3,555'Queen 3,556'Grayburg 4,036'Grayburg 4,037'San Andres 4,320' +4 more
42-329-43543 SHACKELFORD 14D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,040'Santa Rosa 1,054'Yates 2,552'Yates 2,553'Seven Rivers 2,854'Queen 3,562'Queen 3,563'Grayburg 4,049'Grayburg 4,050'San Andres 4,352'Clear Fork 6,463'Clear Fork 6,464' +3 more
42-329-43542 SHACKELFORD 14B · PIONEER NATURAL RES. USA, INC.
0.3 mi
Santa Rosa 1,025'Santa Rosa 1,050'Yates 2,567'Seven Rivers 2,860'Seven Rivers 2,861'Queen 3,467'Queen 3,468'Grayburg 3,989'Grayburg 4,015'San Andres 4,292'Clear Fork 6,536'Clear Fork 6,537' +5 more
42-329-43527 SHACKELFORD 14A · PIONEER NATURAL RES. USA, INC.
0.3 mi
Santa Rosa 1,035'Santa Rosa 1,050'Rustler 1,649'Yates 2,551'Yates 2,552'Seven Rivers 2,857'Seven Rivers 2,861'Queen 3,475'Queen 3,476'Grayburg 4,005'Grayburg 4,137'San Andres 4,279' +7 more
42-329-42747 T & A 24 · SOJOURNER DRILLING CORPORATION
0.7 mi
Santa Rosa 1,200'Yates 2,000'Seven Rivers 2,500'Queen 3,850'Grayburg 3,870'San Andres 3,900'Clear Fork Spraberry Glorieta Spraberry
42-329-42388 CLARK 6 · LARIO OIL & GAS COMPANY
1.1 mi
Santa Rosa 997'Yates 2,544'Seven Rivers 2,852'Queen 3,743'Grayburg 4,212'San Andres 4,412'Glorieta 5,605'Clear Fork 6,448'Spraberry 7,296'Spraberry
42-329-42297 CLARK 3 · LARIO OIL & GAS COMPANY
1.1 mi
Santa Rosa 997'Yates 2,544'Seven Rivers 2,855'Queen 3,744'Grayburg 4,209'San Andres 4,413'Glorieta 5,602'Clear Fork 6,453'Spraberry 7,311'Dean 8,724'Spraberry
42-329-42011 CLARK 2 · LARIO OIL & GAS COMPANY
1.1 mi
Santa Rosa 997'Yates 2,503'Seven Rivers 2,518'Queen 3,736'Grayburg 4,132'San Andres 4,398'Glorieta 5,596'Clear Fork 6,444'Spraberry 7,308'Dean 8,729'

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
9,334–16,656 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,516 ft1,495 sx
9.625"5,831 ft1,177 sx
5.5"16,691 ft842 sx

Permit History (1)

Applications (1)

#855042 A PIONEER NATURAL RES. USA, INC.
received 2019-07-12

Records & Logs

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

W-2/G-1 2021-01-07 log on file
W-2/G-1 2020-07-10 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 31.744742
Lon -101.882849

Well Details

Well Number
6H
Max Depth
9,150 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2020-11-19

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
15,401