42-329-43542

PRODUCING Horizontal

SHACKELFORD 14B

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

2020-11-18

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 (17) Elevation 2,795 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,025 ft+1,770 ft
SANTA ROSA 1,050 ft+1,745 ft
YATES 2,567 ft+228 ft
SEVEN RIVERS 2,860 ft-65 ft
SEVEN RIVERS 2,861 ft-66 ft
QUEEN 3,467 ft-672 ft
QUEEN 3,468 ft-673 ft
GRAYBURG 3,989 ft-1,194 ft
GRAYBURG 4,015 ft-1,220 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,292 ft-1,497 ft
CLEARFORK (Clear Fork)6,536 ft-3,741 ft
CLEARFORK (Clear Fork)6,537 ft-3,742 ft
SPRABERRY 7,348 ft-4,553 ft
SPRABERRY 7,349 ft-4,554 ft
SPRABERRY UPPER-DEAN (Spraberry)8,776 ft-5,981 ft
SPRABERRY UPPER-DEAN (Spraberry)8,777 ft-5,982 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
42-329-43527 SHACKELFORD 14A · PIONEER NATURAL RES. USA, INC.
0.0 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
42-329-43543 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
42-329-42747 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 Glorieta Spraberry Clear Fork
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
42-329-42281 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
9,142–16,523 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,526 ft1,495 sx
9.625"5,708 ft1,105 sx
5.5"16,548 ft725 sx

Permit History (1)

Applications (1)

#855037 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 2020-07-28 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 31.743525
Lon -101.888032

Well Details

Well Number
2H
Max Depth
9,150 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2020-11-18

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