42-135-36643

Final Completion

TXL

ECTOR County · District 8 · FORMENTERA OPERATIONS LLC · COWDEN NORTH (DEEP)

Permits

Max Depth

5,350 ft

First Permit

1992-10-20

Latest Activity

1997-09-04

Lifespan

5 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1992-12-19

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: FORMENTERA OPERATIONS LLC ≠ Permit: APACHE CORPORATION

Resolved via: production → FORMENTERA OPERATIONS LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

HADSON ENERGY RESOURCES CORP. 1993-1994→ APACHE ENERGY RESOURCES CORP. 1995-1995→ APACHE CORPORATION 1996-2021→ SLANT OPERATING, LLC 2021-2023→ FORMENTERA OPERATIONS LLC 2023-2026

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (9) Elevation 3,075 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
GRAYBURG	3,871 ft	-796 ft
"R" MARKER	4,065 ft	-990 ft
R-MARKER	4,065 ft	-990 ft
SAN ANDRES	4,306 ft	-1,231 ft
HOLT "A" (Holt)	5,120 ft	-2,045 ft
HOLT A (Holt)	5,120 ft	-2,045 ft
HOLT "B" (Holt)	5,181 ft	-2,106 ft
HOLT B (Holt)	5,181 ft	-2,106 ft
L. GLORIETTA	5,266 ft	-2,191 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 (5)

Interval	Type
4,064–4,260 ft	Perforated
5,133–5,136 ft	Perforated
5,144–5,150 ft	Perforated
5,158–5,169 ft	Perforated
5,172–5,200 ft	Perforated

Casing (4)

Size	Set Depth	Cement
13.375"	40 ft	6 sx
13.375"	40 ft	6 sx
8.625"	1,535 ft	750 sx
5.5"	5,400 ft	670 sx

Permit History (2)

#465380 Recompletion Final Completion

TXL · 5,073 ft

1997-09-04

Spud 1998-07-28

#403435 Drill Final Completion

TXL · 5,350 ft

1992-10-20

Spud 1992-11-08

Applications (2)

#465380 A APACHE CORPORATION

received 1997-07-24

#403435 A HADSON PETROLEUM (USA), INC.

received 1992-09-14

Records & Logs

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

W-2/G-1 1998-10-07 log on file

W-2/G-1 1998-12-18

W-2/G-1 1993-01-13 log on file

W-2/G-1 1993-03-12

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 ECTOR County.

Well Details

Well Number: 11
Max Depth: 5,350 ft
Drill Type: Vertical
County: ECTOR
District: 8
Operator: FORMENTERA OPERATIONS LLC
Completed: 1992-12-19

Operator

Name: FORMENTERA OPERATIONS LLC
Location: AUSTIN
P-5 Status: X (filed 2026-06-11)
Cum Oil (all leases): 7,170,117 bbl
Cum Gas (all leases): 53,235,974 mcf
Activities: CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits: 71