42-479-35135

CASSO LTD

WEBB County · District 4 · SANCHEZ-O BRIEN OIL & GAS CORP. · LAREDO (LOBO)

Permits

2

Max Depth

9,500 ft

First Permit

1990-12-14

Latest Activity

1990-12-14

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1991-01-22

Shut-In

Plugged

1991-07-03

Lease Production

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

Formation Tops (3) Elevation 493 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CARRIZO WILCOX (Carrizo)3,490 ft-2,997 ft
LOWER WILCOX (Wilcox)5,490 ft-4,997 ft
LOBO7,240 ft-6,747 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 (1)

IntervalType
6,189–6,202 ftPerforated

Casing (3)

SizeSet DepthCement
9.625"785 ft315 sx
7"5,987 ft760 sx
2.875"6,501 ft130 sx

Permit History (2)

Applications (2)

#382408 A SANCHEZ-O'BRIEN OIL & GAS CORP.
received 1991-02-13
#382408 A SANCHEZ-O'BRIEN OIL & GAS CORP.
received 1990-12-14

Records & Logs

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

W-2/G-1 1991-02-14 log on file
W-2/G-1 1991-03-28

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
3
Max Depth
9,500 ft
Drill Type
Vertical
County
WEBB
District
4
Completed
1991-01-22

Operator

Location
HOUSTON
P-5 Status
Inactive (filed 1997-08-14)
Cum Oil (all leases)
264,031 bbl
Cum Gas (all leases)
270,035,085 mcf
Total Permits
493