← Wells

42-461-37145

Final Completion

BLOXOM 20

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

Permits

1

Max Depth

10,500 ft

First Permit

2010-12-21

Latest Activity

2010-12-21

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2011-05-17

Shut-In

—

Plugged

2016-12-21

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2011-05

Last Production

2026-07

Lease Production

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

Oil
production & DCA →

Formation Tops (5) Elevation 2,525 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP CLEARFORK (Clear Fork)5,900 ft-3,375 ft
TOP UPPER SPRABERRY (Spraberry)6,449 ft-3,924 ft
TOP LOWER SPRABERRY (Spraberry)6,835 ft-4,310 ft
TOP DEAN (Dean)7,619 ft-5,094 ft
TOP WOLFCAMP (Wolfcamp)7,728 ft-5,203 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 (4)

IntervalType
6,090–6,270 ftPerforated
6,450–7,047 ftPerforated
7,434–7,716 ftPerforated
7,834–9,728 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"527 ft300 sx
4.5"10,138 ft1,385 sx

Permit History (1)

#706962 Drill Final Completion

BLOXOM '20' · 10,500 ft

2010-12-21

Spud 2011-03-18

Applications (1)

#706962 A PIONEER NATURAL RES. USA, INC.
received 2010-12-13

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2011-07-13 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.

No GPS coordinates yet

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

Well Details

Well Number
1
Max Depth
10,500 ft
Drill Type
Vertical
County
UPTON
District
7
Operator
PIONEER NATURAL RES. USA INC.
Completed
2011-05-17

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