42-383-41255

PRODUCING Horizontal

BAST-BIRD 28D

REAGAN County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

10,602 ft

First Permit

2022-12-27

Latest Activity

2022-12-27

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-09-15

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2023-05

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 (8) Elevation 2,692 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN 3,024 ft-332 ft
GRAYBURG 3,622 ft-930 ft
SAN ANDRES - SALTWATER FLOW, POS (San Andres)3,776 ft-1,084 ft
CLEARFORK (Clear Fork)5,853 ft-3,161 ft
SPRABERRY 6,795 ft-4,103 ft
ELLENBURGER
FUSSELMAN
STRAWN

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
42-383-41256 BAST-BIRD 28E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Queen 3,033'Grayburg 3,623'San Andres 3,776'Clear Fork 5,848'Spraberry 6,797'Strawn Fusselman Ellenburger
42-383-41257 BAST-BIRD 28F · PIONEER NATURAL RES. USA, INC.
0.0 mi
Queen 3,034'Grayburg 3,631'San Andres 3,768'Clear Fork 5,847'Spraberry 6,797'Ellenburger Fusselman Strawn
42-383-41258 BAST-BIRD 28G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Queen 3,023'Grayburg 3,624'San Andres 3,786'Clear Fork 5,835'Spraberry 6,791'Fusselman Ellenburger Strawn
42-383-41259 BAST-BIRD 28H · PIONEER NATURAL RES. USA, INC.
0.0 mi
Queen 3,027'Grayburg 3,629'San Andres 3,774'Clear Fork 5,843'Spraberry 6,796'Strawn Ellenburger Fusselman
42-383-41324 SHERROD C28 K · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,003'Yates 2,210'Seven Rivers 2,510'Queen 3,039'Grayburg 3,617'San Andres 3,777'Clear Fork 5,844'Spraberry 6,795'Dean 8,187'Wolfcamp 8,374'Strawn
42-383-41325 SHERROD C28 L · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,003'Yates 2,230'Seven Rivers 2,511'Queen 3,039'Grayburg 3,620'San Andres 3,770'Clear Fork 5,825'Spraberry 6,779'Dean 8,183'Wolfcamp 8,367'
42-383-41323 SHERROD C28 J · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,003'Yates 2,254'Seven Rivers 2,515'Queen 3,040'Grayburg 3,626'San Andres 3,787'Clear Fork 5,837'Spraberry 6,792'Dean 8,191'Wolfcamp 8,374'Strawn
42-383-41124 SHERROD C28B · PIONEER NATURAL RES. USA, INC.
0.1 mi
Queen 3,030'Grayburg 3,498'San Andres 3,588'Clear Fork 5,812'Spraberry 6,752'Ellenburger Strawn Fusselman

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
9,623–19,943 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,242 ft1,300 sx
9.625"8,725 ft1,219 sx
5.5"19,970 ft3,242 sx

Permit History (1)

Applications (1)

#885937 A PIONEER NATURAL RES. USA, INC.
received 2022-11-21

Records & Logs

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

W-2/G-1 2023-11-20
W-2/G-1 2023-07-26 log on file
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.

Lat 31.505527
Lon -101.739766

Well Details

Well Number
4H
Max Depth
10,602 ft
Drill Type
Horizontal
County
REAGAN
District
7
Completed
2023-09-15

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
15,400