42-239-02790

Final Completion

WEST RANCH "A"

JACKSON County · District 2 · MOBIL OIL CORPORATION · WEST RANCH (5000)

Permits

Max Depth

6,478 ft

First Permit

1982-07-06

Latest Activity

1986-07-03

Lifespan

4 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1973-05-01

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: MOBIL OIL CORPORATION ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)

EWA / Permit operator mismatch

Scheduling: MOBIL OIL CORPORATION ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.

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

MERIDIAN OIL PRODUCTION INC. 1993-1996→ MERIDIAN OIL INC. 1996-1996→ BURLINGTON RESOURCES OIL&GAS CO. 1996-1997→ VINTAGE PETROLEUM, INC. 1997-2006→ VINTAGE PETROLEUM, LLC 2006-2007→ HILCORP ENERGY COMPANY 2007-2026

Lease Production

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

Oil

production & DCA →

Formation Tops (3) Elevation 25 ft (DF)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CATAHOULA	4,261 ft	-4,236 ft
FRIO	5,000 ft	-4,975 ft
GRETTA	5,102 ft	-5,077 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
4,959–4,967 ft	Perforated
5,117–5,128 ft	Perforated
5,500–5,512 ft	Perforated
5,593–5,596 ft	Perforated
?–6,260 ft	Perforated

Casing (7)

Size	Set Depth	Cement
10.75"	1,323 ft	—
10.75"	1,340 ft	950 sx
10.75"	1,340 ft	—
2.375"	5,412 ft	—
7"	6,458 ft	—
7"	6,475 ft	850 sx
7"	6,475 ft	—

Permit History (3)

#303863 Recompletion Final Completion

WEST RANCH "A" · 6,478 ft

1986-07-03

#228343 Recompletion U

WEST RANCH "A" · 6,478 ft

1984-01-12

#165896 Recompletion Final Completion

WEST RANCH "A" · 5,690 ft

1982-07-06

Applications (3)

#303863 A MOBIL PRODUCING TX. & N.M. INC.

received 1986-06-30

#228343 A MOBIL PRODUCING TX. & N.M. INC.

received 1983-11-18

#165896 A MOBIL PRODUCING TX. & N.M. INC.

received 1982-07-06

Records & Logs

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

W-2/G-1 2017-11-09

W-2/G-1 1986-09-26 log on file

W-2/G-1 1986-09-30

W-2/G-1 1984-03-19 log on file

W-2/G-1 1983-01-10

W-2/G-1 1976-09-20

+1 more filings

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 JACKSON County.

Well Details

Well Number: 444
Max Depth: 6,478 ft
Drill Type: Vertical
County: JACKSON
District: 2
Operator: MOBIL OIL CORPORATION
Completed: 1973-05-01

Operator

Name: MOBIL OIL CORP
Location: HOUSTON
P-5 Status: Delinquent (filed 2007-05-30)
Cum Oil (all leases): 70 bbl
Cum Gas (all leases): — mcf
Activities: GTHS/C, GTHS/G
Total Permits: 1,487