42-003-38290

Horizontal

UNIVERSITY BLOCK 9/PENN/UNIT

ANDREWS County · District 8 · XTO ENERGY INC.

Permits

Max Depth

10,800 ft

First Permit

1997-10-10

Latest Activity

2025-05-23

Lifespan

28 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

CROSS TIMBERS OPERATING COMPANY 1993-2001→ XTO ENERGY INC. 2001-2026

Lease Production

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

Formation Tops (6) Elevation 3,167 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
GRAYBURG	4,340 ft	-1,173 ft
SAN ANDRES	4,758 ft	-1,591 ft
WOLFCAMP	8,397 ft	-5,230 ft
PENN (Pennsylvanian)	8,740 ft	-5,573 ft
MISS (Mississippian)	9,894 ft	-6,727 ft
DEVONIAN	10,324 ft	-7,157 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 (3)

Interval	Type
10,082–11,220 ft	Open hole
10,340–10,596 ft	Perforated
10,592–10,596 ft	Perforated

Casing (3)

Size	Set Depth	Cement
13.375"	300 ft	400 sx
8.625"	5,090 ft	1,950 sx
5.5"	10,696 ft	1,425 sx

Permit History (3)

#908140 Recompletion

UNIVERSITY BLOCK 9/PENN/UNIT · 9,500 ft

2025-05-23

#623622 Recompletion Final Completion

UNIVERSITY 9B · 10,550 ft

2006-08-01

Spud 2006-11-09

#468663 Drill Final Completion

UNIVERSITY 9B · 10,800 ft

1997-10-10

Spud 1997-10-21

Applications (3)

#908140 A XTO ENERGY INC.

received 2025-05-20

#623622 A XTO ENERGY INC.

received 2006-08-01

#468663 A CROSS TIMBERS OPERATING COMPANY

received 1997-10-10

Records & Logs

5 completion filings on record · 4 with log images at RRC.

W-2/G-1 2008-01-25 log on file

W-2/G-1 1997-12-29 log on file

W-2/G-1 1998-03-20

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 ANDREWS County.

Well Details

Well Number: 7B
Max Depth: 10,800 ft
Drill Type: Horizontal
County: ANDREWS
District: 8
Operator: XTO ENERGY INC.

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: 16,138