42-329-41709

PRODUCING Horizontal

SHACKELFORD 10T

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

Permits

1

Max Depth

10,700 ft

First Permit

2017-05-25

Latest Activity

2017-05-25

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2017-12-30

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2017-12

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 1,015 ft+1,744 ft
YATES 2,550 ft+209 ft
SEVEN RIVERS 2,848 ft-89 ft
QUEEN 3,565 ft-806 ft
GRAYBURG 4,125 ft-1,366 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,243 ft-1,484 ft
CLEARFORK (Clear Fork)6,524 ft-3,765 ft
SPRABERRY 7,387 ft-4,628 ft
SPRABERRY UPPER-DEAN (Spraberry)8,758 ft-5,999 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 ↗

Perforations (1)

IntervalType
9,738–19,539 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"1,346 ft1,293 sx
9.625"6,588 ft872 sx
5.5"19,531 ft1,086 sx
4.5"19,625 ft1,086 sx

Permit History (1)

Applications (1)

#826609 A PIONEER NATURAL RES. USA, INC.
received 2017-05-12

Records & Logs

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

W-2/G-1 2018-04-20 log on file
W-2/G-1 2018-02-13 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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in MIDLAND County.

Well Details

Well Number
20H
Max Depth
10,700 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2017-12-30

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