42-427-00577

TEMP ABANDONED

MONTALVO I.V. -C-

STARR County · District 4 · KILLAM OIL CO. LTD. · SUN NORTH (D-1 RES. 2)

Permits

1

Max Depth

5,275 ft

First Permit

1988-11-28

Latest Activity

1988-11-28

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-07-18

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Production operator mismatch

Scheduling: KILLAM OIL CO. LTD. ≠ Production: KERR-MCGEE OIL & GAS ONSHORE LP (reported 2009-07)

!

EWA / Permit operator mismatch

Scheduling: KILLAM OIL CO. LTD. ≠ Permit: SUN EXPLORATION & PRODUCTION CO.

Resolved via: schedulingKILLAM OIL CO. LTD.

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 (3) Elevation 326 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
3300 WATER SAND3,300 ft-2,974 ft
3300 WTR SAND3,300 ft-2,974 ft
F-45,178 ft-4,852 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
4,785–4,815 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"923 ft300 sx
5.5"5,244 ft325 sx

Permit History (1)

Applications (1)

#353527 A SUN EXPLORATION & PRODUCTION CO.
received 1988-11-21

Records & Logs

4 completion filings on record.

W-2/G-1 2008-08-05
W-2/G-1 1989-07-10
W-2/G-1 1989-05-12
W-2/G-1 1989-05-17

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 STARR County.

Well Details

Well Number
9
Max Depth
5,275 ft
Drill Type
Vertical
County
STARR
District
4
Completed
2008-07-18

Operator

Location
LAREDO
P-5 Status
Active (filed 2026-04-09)
Cum Oil (all leases)
8,614,650 bbl
Cum Gas (all leases)
564,764,653 mcf
Activities
CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits
837