42-479-33578

Final Completion

VERGARA 1680

WEBB County · District 4 · COX OIL & GAS INC. · RANCHO VIEJO (LOBO 6)

Permits

Max Depth

11,000 ft

First Permit

1983-03-11

Latest Activity

1989-12-07

Lifespan

7 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1983-05-15

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: COX OIL & GAS INC. ≠ Production: NEWFIELD EXPLORATION COMPANY (reported 2016-06)

Resolved via: scheduling → COX OIL & GAS INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

EP OPERATING LIMITED PARTNERSHIP 1993-1995→ ENSERCH EXPLORATION, INC 1995-1998→ EEX CORPORATION 1998-2000→ EEX OPERATING, L.P. 2000-2003→ NEWFIELD EXPLORATION COMPANY 2003-2016

Lease Production

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

Gas

production & DCA →

Formation Tops (5) Elevation 622 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
YEGUA	2,170 ft	-1,548 ft
QUEEN CITY	3,750 ft	-3,128 ft
WILCOX	6,160 ft	-5,538 ft
TOP OF LOBO	9,580 ft	-8,958 ft
LOBO 6	10,550 ft	-9,928 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
9,758–9,782 ft	Perforated
10,656–10,780 ft	Perforated

Casing (3)

Size	Set Depth	Cement
10.75"	1,106 ft	400 sx
7"	8,594 ft	600 sx
2.875"	10,556 ft	—

Permit History (2)

#367189 Recompletion Final Completion

VERGARA 1680 · 10,970 ft

1989-12-07

#188404 Drill Final Completion

VERGARA "1680" · 11,000 ft

1983-03-11

Applications (2)

#367189 A COX OIL & GAS, INC.

received 1989-12-04

#188404 A COX, EDWIN L. & COX, BERRY R.

received 1983-03-11

Records & Logs

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

W-2/G-1 1991-12-27

W-2/G-1 1989-12-04 log on file

W-2/G-1 1990-01-13

W-2/G-1 1983-10-05

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: 1
Max Depth: 11,000 ft
Drill Type: Vertical
County: WEBB
District: 4
Operator: COX OIL & GAS INC.
Completed: 1983-05-15

Operator

Name: COX OIL & GAS, INC
Location: DALLAS
P-5 Status: Inactive (filed 1991-04-01)
Total Permits: 71