42-003-41651

SHUT IN Horizontal

UNIVERSITY BLOCK 9

ANDREWS County · District 8 · XTO ENERGY INC. · UNIVERSITY BLOCK 9 (DEVONIAN)

Permits

Max Depth

12,000 ft

First Permit

2010-04-29

Latest Activity

2011-02-17

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-01-26

Shut-In

—

Plugged

—

P-5 Org Status: X

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2009-01

Last Production

2026-07

Injection / Disposal

ANDREWS County disposal market →

H-1 Injection Active UIC #000112736 permitted 2015-08-13

Permitted Volume

15,000 bbl/d

Max Pressure

4,377 psi

Injection Interval

8,787–10,608 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2026-02-01)

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 (7) Elevation 3,173 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
MISSISSIPPIAN LIME (Mississippian)	9,950 ft	-6,777 ft
MISSISSIPPIAN (NON-PRODUCTIVE) (Mississippian)	9,950 ft	-6,777 ft
WOLFCAMP (NON-PRODUCTIVE) (Wolfcamp)	10,315 ft	-7,142 ft
WOODFORD	10,315 ft	-7,142 ft
WOODFORD (NON-PRODUCTIVE) (Woodford)	10,315 ft	-7,142 ft
DEVONIAN	10,386 ft	-7,213 ft
DEVONIAN (PRODUCTIVE) (Devonian)	10,386 ft	-7,213 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
10,386–10,650 ft	Open hole
10,435–11,420 ft	Open hole
10,435–13,324 ft	Open hole

Casing (3)

Size	Set Depth	Cement
13.375"	350 ft	500 sx
9.625"	5,396 ft	2,100 sx
7"	10,324 ft	1,205 sx

Permit History (2)

#709904 Recompletion Final Completion

UNIVERSITY BLOCK 9 · 10,700 ft

2011-02-17

Spud 2011-04-04

#695222 Drill Final Completion

UNIVERSITY BLOCK 9 · 12,000 ft

2010-04-29

Spud 2010-06-16

Applications (2)

#709904 A XTO ENERGY INC.

received 2011-02-08

#695222 A XTO ENERGY INC.

received 2010-04-29

Records & Logs

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

W-2/G-1 2021-03-05

W-2/G-1 2015-10-07

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

W-2/G-1 2011-01-03 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 ANDREWS County.

Well Details

Well Number: 8A
Max Depth: 12,000 ft
Drill Type: Horizontal
County: ANDREWS
District: 8
Operator: XTO ENERGY INC.
Completed: 2021-01-26

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