42-003-41124

Final Completion

ANDREWS UNIVERSITY 21

ANDREWS County · District 8 · WILLIAMS, CLAYTON ENERGY, INC.

Permits

Max Depth

11,500 ft

First Permit

2009-08-13

Latest Activity

2010-06-17

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-02

Last Production

2026-07

Operator History

Chain of Custody

WILLIAMS, CLAYTON ENERGY, INC. 2008-2017→ NBL PERMIAN LLC 2017-2017→ THRONE PETROLEUM RESOURCES LLC 2017-2021→ MONTROSE OPERATING LLC 2021-2024→ SABALO II OPERATING, LLC 2024-2026

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 (6) Elevation 3,029 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CLEARFORK (Clear Fork)	6,912 ft	-3,883 ft
SPRABERRY	8,642 ft	-5,613 ft
DEAN	9,725 ft	-6,696 ft
WOLFCAMP	9,835 ft	-6,806 ft
STRAWN	11,070 ft	-8,041 ft
ATOKA	11,262 ft	-8,233 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 (1)

Interval	Type
8,134–11,190 ft	Perforated

Casing (4)

Size	Set Depth	Cement
13.375"	420 ft	440 sx
8.625"	5,034 ft	1,480 sx
5.5"	11,437 ft	950 sx
5.5"	—	350 sx

Permit History (2)

#697505 Recompletion Final Completion

ANDREWS UNIVERSITY 21 · 11,500 ft

2010-06-17

Spud 2009-09-19

#684022 Drill Final Completion

ANDREWS UNIVERSITY 21 · 11,500 ft

2009-08-13

Spud 2009-09-19

Applications (2)

#697505 A WILLIAMS, CLAYTON ENERGY, INC.

received 2010-06-11

#684022 A WILLIAMS, CLAYTON ENERGY, INC.

received 2009-08-11

Records & Logs

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

W-2/G-1 2009-12-15 log on file

W-2/G-1 2010-05-27

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: 6
Max Depth: 11,500 ft
Drill Type: Vertical
County: ANDREWS
District: 8
Operator: WILLIAMS, CLAYTON ENERGY, INC.

Operator

Name: WILLIAMS, CLAYTON ENGY, INC
Location: HOUSTON
P-5 Status: Delinquent (filed 2017-04-11)
Cum Oil (all leases): 59,671,164 bbl
Cum Gas (all leases): 168,498,727 mcf
Total Permits: 1,139