42-173-34038

PRODUCING

BLALOCK -33-

GLASSCOCK County · District 8 · XTO ENERGY INC. · SPRABERRY (TREND AREA)

Permits

Max Depth

11,500 ft

First Permit

2011-02-23

Latest Activity

2013-10-26

Lifespan

3 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2013-05-02

Shut-In

—

Plugged

—

P-5 Org Status: X

EWA / Permit operator mismatch

Scheduling: XTO ENERGY INC. ≠ Permit: BERRY OIL COMP.

Resolved via: production → XTO ENERGY INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2011-01

Last Production

2026-07

Operator History

Chain of Custody

PIEDRA OPERATING, LLC 2011-2011→ ROCA OPERATING, INC. 2011-2012→ BERRY OIL COMP. 2012-2014→ LINN OPERATING, INC. 2014-2014→ XTO ENERGY INC. 2014-2026

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 2,548 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SPRABERRY	6,412 ft	-3,864 ft
DEAN	6,890 ft	-4,342 ft
WOLFCAMP	8,073 ft	-5,525 ft
STRAWN	10,036 ft	-7,488 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 (2)

Interval	Type
8,629–10,150 ft	Perforated
8,629–10,150 ft	Open hole

Casing (3)

Size	Set Depth	Cement
13.375"	480 ft	350 sx
8.625"	5,231 ft	1,300 sx
5.5"	10,253 ft	1,300 sx

Permit History (2)

#771794 Recompletion Final Completion

BLALOCK 33 · 10,255 ft

2013-10-26

Spud 2010-09-28

#710699 Drill Final Completion

BLALOCK 33 · 11,500 ft

2011-02-23

Spud 2010-09-28

Applications (2)

#771794 A BERRY OIL COMP.

received 2013-10-15

#710699 A PIEDRA OPERATING, LLC

received 2011-02-21

Records & Logs

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

W-2/G-1 2013-09-12

W-2/G-1 2011-09-20 log on file

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: 5
Max Depth: 11,500 ft
Drill Type: Vertical
County: GLASSCOCK
District: 8
Operator: XTO ENERGY INC.
Completed: 2013-05-02

Operator

Name: XTO ENGY INC
Location: SPRING
P-5 Status: X (filed 2026-04-08)
Cum Oil (all leases): 772,419,164 bbl
Cum Gas (all leases): 11,039,899,986 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 16,139