42-489-00283

Final Completion

WILLAMAR WEST UNIT

WILLACY County · District 4 · CITATION OIL & GAS CORP. · WILLAMAR WEST (MIOCENE 6700)

Permits

Max Depth

7,764 ft

First Permit

1984-06-15

Latest Activity

2002-07-03

Lifespan

18 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

2011-11-09

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Lease Production

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

Formation Tops (4) Elevation 14 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
MARG FRIO 1	7,780 ft	-7,766 ft
MARG FRIO 2	7,865 ft	-7,851 ft
MARG FRIO 3	7,920 ft	-7,906 ft
MARG FRIO 4	7,960 ft	-7,946 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
4,424–4,428 ft	Perforated
4,436–4,440 ft	Perforated
4,490–4,494 ft	Perforated
6,486–6,496 ft	Perforated
?–7,622 ft	Perforated

Casing (3)

Size	Set Depth	Cement
10.75"	1,523 ft	750 sx
7"	7,764 ft	750 sx
7"	7,766 ft	750 sx

Permit History (2)

#521507 Recompletion Final Completion

WILLAMAR WEST UNIT · 7,764 ft

2002-07-03

Spud 2002-09-04

#242022 Recompletion Final Completion

WILLAMAR EAST UNIT · 7,760 ft

1984-06-15

Spud 1985-06-10

Applications (2)

#521507 A CITATION OIL & GAS CORP.

received 2002-07-01

#242022 A AMOCO PRODUCTION COMPANY

received 1984-06-04

Records & Logs

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

W-2/G-1 2002-10-30 log on file

W-2/G-1 2003-02-26

W-2/G-1 2002-11-14

W-2/G-1 1987-01-16

W-2/G-1 1986-10-20

W-2/G-1 1986-10-28

+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 WILLACY County.

Well Details

Well Number: 233
Max Depth: 7,764 ft
Drill Type: Vertical
County: WILLACY
District: 4
Operator: CITATION OIL & GAS CORP.

Operator

Name: CITATION OIL & GAS CORP
Location: HOUSTON
P-5 Status: X (filed 2026-05-27)
Cum Oil (all leases): 72,247,033 bbl
Cum Gas (all leases): 24,511,082 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits: 864