42-165-03006

Final Completion Horizontal

RILEY, T. S. ESTATE B

GAINES County · District 8 · XTO ENERGY INC.

Permits

Max Depth

12,000 ft

First Permit

2003-08-14

Latest Activity

2010-07-13

Lifespan

7 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

TEXACO E & P INC. 1993-1993→ MAYNARD OIL CO. 1993-2003→ PLATINUM EXPLORATION INC. 2003-2005→ XTO ENERGY INC. 2005-2025→ HILCORP ENERGY COMPANY 2025-2026

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 (13) Elevation 3,533 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
L/CLEARFORK	8,065 ft	-4,532 ft
LOWER CLEARFORK (Clear Fork)	8,065 ft	-4,532 ft
WOLFCAMP	9,474 ft	-5,941 ft
WOLFCAMP	9,475 ft	-5,942 ft
PENNSYLVANIAN	9,908 ft	-6,375 ft
PENNYSLVANIAN	9,908 ft	-6,375 ft
MISSISSIPPIAN	10,264 ft	-6,731 ft
MISSISSIPPIAN	10,265 ft	-6,732 ft
WOODFORD	10,819 ft	-7,286 ft
WOODFORD	10,824 ft	-7,291 ft
WOOFORD	10,824 ft	-7,291 ft
DEVONIAN	10,905 ft	-7,372 ft
DEVONIAN	10,908 ft	-7,375 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
10,575–12,647 ft	Open hole
10,596–12,177 ft	Open hole
10,908–11,094 ft	Open hole

Casing (3)

Size	Set Depth	Cement
13.375"	376 ft	500 sx
8.625"	4,940 ft	3,200 sx
5.5"	10,908 ft	1,020 sx

Permit History (3)

#698795 Recompletion Final Completion

RILEY, T. S. ESTATE B · 11,000 ft

2010-07-13

Spud 2010-07-15

#619551 Recompletion Final Completion

RILEY, T. S. ESTATE B · 12,000 ft

2006-07-11

Spud 2007-08-08

#535175 Recompletion Final Completion

RILEY, T. S. ESTATE "B" · 12,000 ft

2003-08-14

Spud 2003-07-22

Applications (3)

#698795 A XTO ENERGY INC.

received 2010-07-09

#619551 A XTO ENERGY INC.

received 2006-05-18

#535175 A PLATINUM EXPLORATION INC.

received 2003-08-11

Records & Logs

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

W-2/G-1 2017-10-23

W-2/G-1 2010-09-14 log on file

W-2/G-1 2008-06-09 log on file

W-2/G-1 2003-10-21 log on file

W-2/G-1 2004-04-29

+1 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 GAINES County.

Well Details

Well Number: 5H
Max Depth: 12,000 ft
Drill Type: Horizontal
County: GAINES
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