42-489-00329

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WILLAMAR WEST UNIT

WILLACY County · District 4 · CITATION OIL & GAS CORP. · WILLAMAR WEST

Permits

2

Max Depth

7,743 ft

First Permit

1984-01-25

Latest Activity

1984-01-25

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1985-12-20

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

W-14 Disposal Active UIC #000080732 permitted 2000-08-01

Permitted Volume

5,000 bbl/d

Max Pressure

1,300 psi

Injection Interval

3,400–4,600 ft

Injected (12mo)

321,944 bbl

UIC Permit Cancelled 1987-02-04 UIC #000004715 permitted 1971-11-30

Permitted Volume

Max Pressure

Injection Interval

Injected (12mo)

321,944 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-05-01)

Operator History

originally filed by AMOCO PRODUCTION COMPANY — asset transferred

Lease Production

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

Formation Tops (1) Elevation 13 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MIOCENE (Miocene (undifferentiated))3,443 ft-3,430 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 (7)

IntervalType
3,443–4,517 ftPerforated
4,518–4,522 ftPerforated
4,533–4,591 ftPerforated
4,548–4,586 ftPerforated
4,600–4,604 ftPerforated
7,638–7,698 ftPerforated
?–7,638 ftPerforated

Casing (5)

SizeSet DepthCement
10.75"1,517 ft750 sx
10.75"1,517 ft750 sx
5.5"7,542 ft
5.5"7,742 ft750 sx
5.5"7,742 ft750 sx

Permit History (2)

Applications (2)

#227357 A CITATION OIL & GAS CORP.
received 1994-04-12
#227357 A AMOCO PRODUCTION COMPANY
received 1984-01-24

Records & Logs

10 completion filings on record.

W-2/G-1 2024-05-08
W-2/G-1 2006-10-02
W-2/G-1 1993-09-13
W-2/G-1 1994-05-12
W-2/G-1 1993-08-09
W-2/G-1 1993-08-09

+4 more 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
19WS
Max Depth
7,743 ft
Drill Type
Vertical
County
WILLACY
District
4
Completed
1985-12-20

Operator

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