42-427-34766

Final Completion

I.V. MONTALVO C

STARR County · District 4 · KILLAM OIL CO. LTD. · SUN NORTH (VICKSBURG 5980)

Permits

Max Depth

7,000 ft

First Permit

2018-04-04

Latest Activity

2021-01-15

Lifespan

3 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2018-05-09

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2017-06

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 (9) Elevation 320 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CATAHOULA-ANAHUAC - INJECTION/DI (Catahoula)	1,314 ft	-994 ft
CATAHOULA-FRIO - INJECTION/DISPO (Catahoula)	3,521 ft	-3,201 ft
VICKSBURG - INJECTION/DISPOSAL; (Vicksburg)	5,780 ft	-5,460 ft
COOK MOUNTAIN	—	—
JACKSON - INJECTION/DISPOSAL (Jackson)	—	—
MIOCENE-LAGARTO-OAKVILLE - INJEC (Miocene (undifferentiated))	—	—
QUEEN CITY - INJECTION/DISPOSAL (Queen City)	—	—
WILCOX	—	—
YEGUA	—	—

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section

✓ 42-427-34736 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.

0.1 mi

Catahoula 1,310'Catahoula 1,310'Catahoula 1,310'Frio 3,670'Catahoula 3,670'Catahoula 3,670'Vicksburg 5,680'Vicksburg 5,680'Vicksburg 5,680'Queen City —Miocene (undifferentiated) —Miocene (undifferentiated) — +4 more

✓ 42-427-34742 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.

0.2 mi

Catahoula 1,300'Catahoula 1,300'Catahoula 3,662'Catahoula 3,662'Vicksburg 5,820'Vicksburg 5,820'Cook Mountain —Queen City —Jackson —Wilcox —Yegua —Miocene (undifferentiated) —

✓ 42-427-34743 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.

0.2 mi

Catahoula 1,328'Catahoula 1,328'Catahoula 3,496'Catahoula 3,496'Vicksburg 5,762'Vicksburg 5,762'Miocene (undifferentiated) —Jackson —Yegua —Queen City —Cook Mountain —Miocene (undifferentiated) — +1 more

✓ 42-427-34739 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.

0.3 mi

Catahoula 1,395'Catahoula 1,395'Catahoula 3,560'Catahoula 3,560'Catahoula 3,560'Vicksburg 5,760'Vicksburg 5,760'Miocene (undifferentiated) —Miocene (undifferentiated) —Cook Mountain —Jackson —Wilcox — +2 more

✓ 42-427-34790 MONTALVO 'B' (NORTH) UNIT · KILLAM OIL CO., LTD.

0.5 mi

Catahoula 1,358'Catahoula 3,535'Vicksburg 5,780'Wilcox —Yegua —Miocene (undifferentiated) —Cook Mountain —Jackson —Queen City —

✓ 42-427-34747 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.

0.6 mi

Catahoula 1,275'Catahoula 1,275'Catahoula 3,492'Catahoula 3,492'Vicksburg 5,750'Vicksburg 5,750'Yegua —Miocene (undifferentiated) —Miocene (undifferentiated) —Queen City —Jackson —Wilcox — +1 more

✓ 42-427-34737 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.

0.6 mi

Catahoula 1,380'Catahoula 3,540'Vicksburg 5,679'Wilcox —Yegua —Miocene (undifferentiated) —Cook Mountain —Jackson —Queen City —

✓ 42-427-34767 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.

0.8 mi

Catahoula 1,270'Catahoula 3,451'Vicksburg 5,865'Yegua —Queen City —Miocene (undifferentiated) —Cook Mountain —Jackson —Wilcox —

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (2)

Interval	Type
5,496–5,499 ft	Perforated
5,929–5,932 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,197 ft	500 sx
4.5"	6,298 ft	770 sx

Permit History (2)

#866864 Recompletion Final Completion

I.V. MONTALVO 'C' · 5,880 ft

2021-01-15

Spud 2020-11-11

#837983 Drill Final Completion

I.V. MONTALVO 'C' · 7,000 ft

2018-04-04

Applications (2)

#866864 A KILLAM OIL CO., LTD.

received 2021-01-05

#837983 A KILLAM OIL CO., LTD.

received 2018-03-26

Records & Logs

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

W-2/G-1 2021-01-22

W-2/G-1 2018-06-20 log on file

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.

Google Maps → Explorer Map →

Lat 26.704241

Lon -98.479456

Well Details

Well Number: 63
Max Depth: 7,000 ft
Drill Type: Vertical
County: STARR
District: 4
Operator: KILLAM OIL CO. LTD.
Completed: 2018-05-09

Operator

Name: KILLAM OIL CO., LTD
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: 832