42-003-38281

Final Completion HorizontalSidetrack

UNIVERSITY 9 C

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

Permits

Max Depth

10,800 ft

First Permit

1997-09-09

Latest Activity

2010-06-21

Lifespan

13 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2007-11-01

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1997-05

Last Production

2026-07

Injection / Disposal

ANDREWS County disposal market →

H-1 Injection Active UIC #000112741 permitted 2015-08-12

Permitted Volume

15,000 bbl/d

Max Pressure

4,398 psi

Injection Interval

8,744–12,378 ft

Injected (12mo)

93,393 bbl

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

Operator History

Chain of Custody

CROSS TIMBERS OPERATING COMPANY 1997-2001→ 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 (11) Elevation 3,165 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
GRAYBURG	4,173 ft	-1,008 ft
SAN ANDRES	4,545 ft	-1,380 ft
TUBB	5,570 ft	-2,405 ft
WOLFCAMP	8,414 ft	-5,249 ft
LWR MISSISSIPPIAN	9,881 ft	-6,716 ft
LWR. MISSISSIPPIAN	9,881 ft	-6,716 ft
MISS (Mississippian)	9,882 ft	-6,717 ft
MIZS	9,882 ft	-6,717 ft
WOODFORD SHALE (Woodford)	10,202 ft	-7,037 ft
DEVONIAN	10,285 ft	-7,120 ft
DEVONIAN	10,293 ft	-7,128 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 (11)

Interval	Type
10,028–11,900 ft	Open hole
10,028–11,930 ft	Perforated
10,028–11,930 ft	Open hole
10,029–11,930 ft	Open hole
10,380–11,619 ft	Perforated
10,380–11,619 ft	Open hole
10,411–11,930 ft	Open hole
10,456–10,470 ft	Perforated
10,456–10,603 ft	Perforated
10,496–12,378 ft	Perforated
10,496–12,378 ft	Open hole

Casing (4)

Size	Set Depth	Cement
13.375"	302 ft	400 sx
8.625"	302 ft	1,850 sx
8.625"	5,053 ft	1,150 sx
5.5"	10,698 ft	1,675 sx

Permit History (4)

#697827 Recompletion Final Completion

UNIVERSITY BLOCK 9 · 10,700 ft

2010-06-21

Spud 2010-06-14

#504492 Recompletion Final Completion

UNIVERSITY "9"C · 10,455 ft

2001-01-25

Spud 2001-01-26

#480202 Recompletion Final Completion

UNIVERSITY 9C · 10,700 ft

1998-10-10

Spud 1998-11-24

#467325 Drill Final Completion

UNIVERSITY BLOCK 9 C · 10,800 ft

1997-09-09

Spud 1997-09-17

Applications (4)

#697827 A XTO ENERGY INC.

received 2010-06-18

#504492 A CROSS TIMBERS OPERATING COMPANY

received 2001-01-25

#480202 A CROSS TIMBERS OPERATING COMPANY

received 1998-10-16

#467325 A CROSS TIMBERS OPERATING COMPANY

received 1997-09-09

Records & Logs

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

W-2/G-1 2015-10-06

W-2/G-1 2011-06-22

W-2/G-1 2011-04-19

W-2/G-1 2008-08-27

W-2/G-1 2001-05-15

+5 more filings

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: 7C
Max Depth: 10,800 ft
Drill Type: Horizontal, Sidetrack
County: ANDREWS
District: 8
Operator: XTO ENERGY INC.
Completed: 2007-11-01

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