42-479-33451

Final Completion

SOUTH CALLAGHAN RANCH

WEBB County · District 4 · MOBIL PRODUCING TX. & N.M. INC. · CALLAGHAN N. (WILCOX 4630)

Permits

2

Max Depth

7,610 ft

First Permit

1982-09-22

Latest Activity

1988-02-09

Lifespan

5 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1988-04-05

Shut-In

—

Plugged

1991-12-07

Lease Production

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

Formation Tops (1) Elevation 515 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CARRIZO 3,685 ft-3,170 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 (3)

IntervalType
4,631–4,641 ftPerforated
6,234–6,240 ftPerforated
6,282–6,288 ftPerforated

Casing (6)

SizeSet DepthCement
10.75"492 ft450 sx
10.75"492 ft—
7.625"5,822 ft825 sx
7.625"5,822 ft—
5"7,610 ft300 sx
5"7,610 ft—

Permit History (2)

Applications (2)

#342375 A MOBIL PRODUCING TX. & N.M. INC.
received 1988-02-08
#172652 A MOBIL PRODUCING TX. & N.M. INC.
received 1982-09-22

Records & Logs

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

W-2/G-1 1988-04-25 log on file
W-2/G-1 1988-10-08
W-2/G-1 1985-10-24
W-2/G-1 1985-09-24
W-2/G-1 1985-05-01
W-2/G-1 1985-06-06

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
7
Max Depth
7,610 ft
Drill Type
Vertical
County
WEBB
District
4
Completed
1988-04-05

Operator

Location
SPRING
P-5 Status
Active (filed 2025-06-04)
Cum Oil (all leases)
181,898,111 bbl
Cum Gas (all leases)
1,950,074,148 mcf
Activities
CSGD/G, GTHS/C, GTHS/G
Total Permits
6,763