42-215-32501

Final Completion

CASTILLO DEEP GU

HIDALGO County · District 4 · CANTERA OPERATING LLC · JEFFRESS NE. (YEGUA)

Permits

Max Depth

15,000 ft

First Permit

1998-01-09

Latest Activity

2007-08-04

Lifespan

10 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1998-03-18

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: CANTERA OPERATING LLC ≠ Production: EL PASO E & P COMPANY, L. P. (reported 2008-05)

EWA / Permit operator mismatch

Scheduling: CANTERA OPERATING LLC ≠ Permit: EL PASO E & P COMPANY, L. P.

Resolved via: scheduling → CANTERA OPERATING LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1998-03

Last Production

2026-07

Injection / Disposal

W-14 Disposal Active UIC #000097252 permitted 2016-07-29

Permitted Volume

10,000 bbl/d

Max Pressure

2,490 psi

Injection Interval

4,980–6,060 ft

Injected (12mo)

—

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

Operator History

Chain of Custody

COASTAL OIL & GAS CORPORATION 1998-2001→ EL PASO PRODUCTION OIL & GAS CO. 2001-2006→ EL PASO E & P COMPANY, L. P. 2006-2008

Lease Production

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

Formation Tops (5) Elevation 294 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SULLIVAN	5,020 ft	-4,726 ft
K-1 SAND	7,900 ft	-7,606 ft
O SAND	8,942 ft	-8,648 ft
S SAND	10,456 ft	-10,162 ft
JACKSON	13,440 ft	-13,146 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
5,973–6,003 ft	Perforated
13,854–14,027 ft	Perforated
14,139–14,152 ft	Perforated

Casing (4)

Size	Set Depth	Cement
30.375"	2,000 ft	1,230 sx
13.375"	2,000 ft	1,230 sx
9.625"	7,382 ft	840 sx
4.5"	14,470 ft	200 sx

Permit History (2)

#643294 Recompletion Final Completion

CASTILLO DEEP GU · 7,000 ft

2007-08-04

Spud 2008-05-10

#471990 Drill Final Completion

CASTILLO DEEP GU · 15,000 ft

1998-01-09

Spud 1998-01-14

Applications (2)

#643294 A EL PASO E & P COMPANY, L. P.

received 2007-07-26

#471990 A COASTAL OIL & GAS CORPORATION

received 1998-01-09

Records & Logs

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

W-2/G-1 2016-08-01

W-2/G-1 1998-05-11 log on file

W-2/G-1 1998-10-26

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images 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 HIDALGO County.

Well Details

Well Number: 3
Max Depth: 15,000 ft
Drill Type: Vertical
County: HIDALGO
District: 4
Operator: CANTERA OPERATING LLC
Completed: 1998-03-18

Operator

Name: CANTERA OPER, LLC
Location: THE WOODLAN, DS
P-5 Status: Inactive (filed 2016-11-02)
Cum Oil (all leases): 8,595 bbl
Cum Gas (all leases): 93,346,657 mcf
Total Permits: 117