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42-227-36112

Final Completion

ALLAR 37

HOWARD County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

9,500 ft

First Permit

2008-01-29

Latest Activity

2008-01-29

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2014-02-01

Shut-In

—

Plugged

2017-03-29

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-05

Last Production

2017-05

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Oil
production & DCA →

Formation Tops (4) Elevation 2,501 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP OF UPPER SPRABERRY (Spraberry)6,514 ft-4,013 ft
TOP OF LOWER SPRABERRY (Spraberry)7,050 ft-4,549 ft
TOP OF DEAN (Dean)7,830 ft-5,329 ft
TOP OF WOLFCAMP (Wolfcamp)8,040 ft-5,539 ft

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 (5)

IntervalType
6,882–6,890 ftPerforated
6,882–7,424 ftPerforated
7,051–7,061 ftPerforated
7,260–7,270 ftPerforated
7,414–7,424 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"352 ft300 sx
4.5"9,402 ft950 sx

Permit History (1)

#653436 Drill Final Completion

ALLAR "37" · 9,500 ft

2008-01-29

Spud 2008-03-13

Applications (1)

#653436 A PIONEER NATURAL RES. USA, INC.
received 2008-01-17

Records & Logs

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

W-2/G-1 2014-03-06
W-2/G-1 2008-10-23 log on file
W-2/G-1 2008-11-18
Completion packets + logs ↗ Wellbore filings ↗

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 HOWARD County.

Well Details

Well Number
1
Max Depth
9,500 ft
Drill Type
Vertical
County
HOWARD
District
8
Operator
PIONEER NATURAL RES. USA INC.
Completed
2014-02-01

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