42-329-43527

PRODUCING Horizontal

SHACKELFORD 14A

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

2020-03

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 (19) Elevation 2,795 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,035 ft+1,760 ft
SANTA ROSA 1,050 ft+1,745 ft
RUSTLER 1,649 ft+1,146 ft
YATES 2,551 ft+244 ft
YATES 2,552 ft+243 ft
SEVEN RIVERS 2,857 ft-62 ft
SEVEN RIVERS 2,861 ft-66 ft
QUEEN 3,475 ft-680 ft
QUEEN 3,476 ft-681 ft
GRAYBURG 4,005 ft-1,210 ft
GRAYBURG 4,137 ft-1,342 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,279 ft-1,484 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,280 ft-1,485 ft
CLEARFORK (Clear Fork)6,549 ft-3,754 ft
CLEARFORK (Clear Fork)6,550 ft-3,755 ft
SPRABERRY 7,353 ft-4,558 ft
SPRABERRY 7,354 ft-4,559 ft
SPRABERRY UPPER-DEAN (Spraberry)8,744 ft-5,949 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
42-329-43542 SHACKELFORD 14B · PIONEER NATURAL RES. USA, INC.
0.0 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
42-329-43543 SHACKELFORD 14D · PIONEER NATURAL RES. USA, INC.
0.3 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
42-329-43544 SHACKELFORD 14E · PIONEER NATURAL RES. USA, INC.
0.3 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
42-329-43545 SHACKELFORD 14F · PIONEER NATURAL RES. USA, INC.
0.3 mi
Santa Rosa 1,023'Santa Rosa 1,054'Yates 2,548'Seven Rivers 2,851'Seven Rivers 2,852'Queen 3,555'Queen 3,556'Grayburg 4,039'San Andres 4,308'Clear Fork 6,458'Clear Fork 6,459'Spraberry 7,341' +4 more
42-329-41722 CLARK · LARIO OIL & GAS COMPANY
1.0 mi
Santa Rosa 1,016'Yates 2,547'Queen 3,754'Grayburg 4,269'San Andres 4,372'Clear Fork 6,474'Spraberry 7,338'Dean 8,747'Glorieta Seven Rivers
42-329-42747 T & A 24 · SOJOURNER DRILLING CORPORATION
1.0 mi
Santa Rosa 1,200'Yates 2,000'Seven Rivers 2,500'Queen 3,850'Grayburg 3,870'San Andres 3,900'Spraberry Clear Fork Spraberry Glorieta
42-329-42281 CLARK 5 · LARIO OIL & GAS COMPANY
1.0 mi
Santa Rosa 998'Yates 2,548'Seven Rivers 2,567'Queen 3,374'Grayburg 4,181'San Andres 4,456'Glorieta 5,656'Clear Fork 6,481'Spraberry 7,338'Dean 8,755'
42-329-42102 CLARK 4 · LARIO OIL & GAS COMPANY
1.0 mi
Santa Rosa 998'Yates 2,554'Seven Rivers 2,573'Queen 3,372'Grayburg 4,148'San Andres 4,457'Glorieta 5,653'Clear Fork 6,481'Spraberry 7,343'Dean 8,755'

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
9,174–16,591 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,519 ft1,495 sx
9.625"5,782 ft1,115 sx
5.5"16,616 ft750 sx

Permit History (1)

Applications (1)

#854968 A PIONEER NATURAL RES. USA, INC.
received 2019-07-10

Records & Logs

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

W-2/G-1 2021-04-12 log on file
W-2/G-1 2020-08-10

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 31.743492
Lon -101.888171

Well Details

Well Number
1H
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