42-479-33450

Final Completion

VAQUILLAS RANCH-E

WEBB County · District 4 · CONOCO INC. · GATO CREEK SE (9800)

Permits

Max Depth

11,400 ft

First Permit

1982-09-23

Latest Activity

1996-04-24

Lifespan

14 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1983-05-17

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: CONOCO INC. ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)

Resolved via: production → HILCORP ENERGY COMPANY

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

CONOCO INC. 1993-2002→ CONOCOPHILLIPS COMPANY 2003-2015→ HILCORP ENERGY COMPANY 2016-2026

Lease Production

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

Formation Tops (2) Elevation 664 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
BASE OF LOWER WILCOX (Wilcox)	9,780 ft	-9,116 ft
WILLS POINT	10,430 ft	-9,766 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 (6)

Interval	Type
9,934–9,946 ft	Perforated
9,937–10,016 ft	Perforated
9,950–9,968 ft	Perforated
9,988–9,990 ft	Perforated
10,000–10,016 ft	Perforated
10,233–10,251 ft	Perforated

Casing (2)

Size	Set Depth	Cement
13.375"	1,070 ft	900 sx
9.625"	8,702 ft	2,100 sx

Permit History (2)

#447428 Recompletion Final Completion

VAQUILLAS RANCH E · 11,315 ft

1996-04-24

Spud 1996-05-14

#172643 Drill Final Completion

VAQUILLAS RANCH - E · 11,400 ft

1982-09-23

Spud 1983-02-21

Applications (2)

#447428 A CONOCO INC.

received 1996-04-24

#172643 A CONOCO INC.

received 1982-09-23

Records & Logs

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

W-2/G-1 1998-03-16

W-2/G-1 1996-08-16 log on file

W-2/G-1 1996-08-29

W-2/G-1 1996-09-03

W-2/G-1 1983-06-06

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 WEBB County.

Well Details

Well Number: 31
Max Depth: 11,400 ft
Drill Type: Vertical
County: WEBB
District: 4
Operator: CONOCO INC.
Completed: 1983-05-17

Operator

Name: CONOCO INC
Location: HOUSTON
P-5 Status: Inactive (filed 2011-08-01)
Cum Oil (all leases): 47,167,767 bbl
Cum Gas (all leases): 1,813,222,856 mcf
Total Permits: 4,644