42-507-00137

Final Completion

WEST G.W.

ZAVALA County · District 1 · TEXACO INC. · LEONA RIVER (OLMOS SECOND)

Permits

Max Depth

4,400 ft

First Permit

1981-02-23

Latest Activity

1999-05-18

Lifespan

18 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1958-06-01

Shut-In

—

Plugged

2009-09-16

EWA / Permit operator mismatch

Scheduling: TEXACO INC. ≠ Permit: CAVALIER OIL & GAS, INC.

Resolved via: scheduling → TEXACO INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1999-05

Last Production

2009-09

Operator History

originally filed by CAVALIER OIL & GAS, INC. — asset transferred

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 (1) Elevation 10 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
OLMOS	4,286 ft	-4,276 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
3,514–3,529 ft	Perforated
4,286–4,296 ft	Perforated

Casing (4)

Size	Set Depth	Cement
10.75"	220 ft	—
10.75"	420 ft	—
2.375"	3,493 ft	—
4.5"	4,317 ft	—

Permit History (2)

#484622 Recompletion Final Completion

WEST, G. W. · 4,400 ft

1999-05-18

Spud 1999-04-01

#109265 Other U

WEST, G. W. · 4,337 ft

1981-02-23

Applications (2)

#484622 A CAVALIER OIL & GAS, INC.

received 1999-05-18

#109265 A TEXACO INC.

received 1981-02-23

Records & Logs

4 completion filings on record.

W-2/G-1 2000-11-21

W-2/G-1 2001-03-29

W-2/G-1 1981-09-08

W-2/G-1 1984-01-12

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 ZAVALA County.

Well Details

Well Number: 7
Max Depth: 4,400 ft
Drill Type: Vertical
County: ZAVALA
District: 1
Operator: TEXACO INC.
Completed: 1958-06-01

Operator

Name: TEXACO INC
Location: MIDLAND
P-5 Status: Inactive (filed 1996-11-27)
Total Permits: 4,906