42-103-33656

Final Completion Horizontal

CORDONA LAKE CONS. UNIT

CRANE County · District 8 · XTO ENERGY INC.

Permits

Max Depth

6,100 ft

First Permit

1985-04-22

Latest Activity

2011-09-02

Lifespan

26 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

EXXON CORP. 1993-2000→ EXXON MOBIL CORPORATION 2000-2005→ 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 (12) Elevation 2,349 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
YATES	1,509 ft	+840 ft
SAN ANDRES	2,892 ft	-543 ft
SAN ANGELO	3,347 ft	-998 ft
SAN ANGELO	3,350 ft	-1,001 ft
CLEARFORK (Clear Fork)	3,807 ft	-1,458 ft
CLEARFORK (Clear Fork)	3,809 ft	-1,460 ft
WICHITA ALBANY (Wichita-Albany)	4,580 ft	-2,231 ft
WOLFCAMP	4,934 ft	-2,585 ft
WOODFORD	5,312 ft	-2,963 ft
DEVONIAN	5,427 ft	-3,078 ft
DEVONIAN	5,438 ft	-3,089 ft
SILURIAN (Silurian (undifferentiated))	5,895 ft	-3,546 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 (2)

Interval	Type
5,210–7,509 ft	Open hole
5,440–5,527 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	632 ft	400 sx
5.5"	5,940 ft	1,466 sx

Permit History (2)

#723317 Recompletion Final Completion

CORDONA LAKE CONS. UNIT · 6,100 ft

2011-09-02

Spud 2011-09-23

#273077 Drill Final Completion

CORDONA LAKE UNIT · 5,900 ft

1985-04-22

Spud 1985-05-03

Applications (2)

#723317 A XTO ENERGY INC.

received 2011-08-30

#273077 A EXXON CORP.

received 1985-04-08

Records & Logs

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

W-2/G-1 2012-03-12 log on file

W-2/G-1 1985-08-02

W-2/G-1 1985-08-18

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 CRANE County.

Well Details

Well Number: 81H
Max Depth: 6,100 ft
Drill Type: Horizontal
County: CRANE
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