42-173-33335

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HOUSTON RANCH 12

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

Permits

Max Depth

10,500 ft

First Permit

2007-06-14

Latest Activity

2007-12-28

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2011-04-08

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-03

Last Production

2026-07

Lease Production

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

Oil

production & DCA →

Formation Tops (4) Elevation 2,611 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)	6,834 ft	-4,223 ft
TOP LOWER SPRABERRY (Spraberry)	7,376 ft	-4,765 ft
TOP DEAN (Dean)	8,184 ft	-5,573 ft
TOP WOLFCAMP (Wolfcamp)	8,364 ft	-5,753 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 (6)

Interval	Type
7,450–7,548 ft	Perforated
7,672–7,731 ft	Perforated
8,251–8,348 ft	Perforated
8,443–8,702 ft	Perforated
8,798–8,969 ft	Perforated
9,099–9,289 ft	Perforated

Casing (3)

Size	Set Depth	Cement
8.625"	390 ft	175 sx
4.5"	10,286 ft	1,050 sx
4.5"	10,287 ft	1,050 sx

Permit History (2)

#640249 Drill Final Completion

HOUSTON RANCH '12' · 10,500 ft

2007-12-28

Spud 2007-11-24

#640249 Drill

HOUSTON RANCH "12" · 10,500 ft

2007-06-14

Spud 2007-11-24

Applications (2)

#640249 A PIONEER NATURAL RES. USA, INC.

received 2007-12-20

#640249 A PIONEER NATURAL RES. USA, INC.

received 2007-06-06

Records & Logs

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

W-2/G-1 2011-05-24

W-2/G-1 2008-09-18 log on file

W-2/G-1 2008-12-05

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 GLASSCOCK County.

Well Details

Well Number: 2
Max Depth: 10,500 ft
Drill Type: Vertical
County: GLASSCOCK
District: 8
Operator: PIONEER NATURAL RES. USA INC.
Completed: 2011-04-08

Operator

Name: PIONEER NATURAL RES. USA, INC
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