42-427-34779

PRODUCING

N.R. MONTALVO

STARR County · District 4 · KILLAM OIL CO. LTD. · SUN NORTH (6070)

Permits

1

Max Depth

7,000 ft

First Permit

2018-11-19

Latest Activity

2018-11-19

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-05-17

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2019-01

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 (9) Elevation 345 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CATAHOULA-ANAHUAC - INJECTION/DI (Catahoula)1,260 ft-915 ft
CATAHOULA-FRIO - INJECTION/DISPO (Catahoula)3,418 ft-3,073 ft
VICKSBURG - INJECTION/DISPOSAL; (Vicksburg)5,820 ft-5,475 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
42-427-34767 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.
0.7 mi
Catahoula 1,270'Catahoula 3,451'Vicksburg 5,865'Wilcox Miocene (undifferentiated) Cook Mountain Yegua Queen City Jackson
42-427-34762 I.V. MONTALVO 'A' · KILLAM OIL CO., LTD.
0.9 mi
Catahoula 1,220'Catahoula 3,399'Vicksburg 5,753'Wilcox Jackson Cook Mountain Yegua Miocene (undifferentiated) Queen City
42-427-34817 MONTALVO, N. R. · TRIAD O&G, LLC
1.0 mi
Miocene (undifferentiated) 8'Catahoula 1,212'Catahoula 3,220'Vicksburg 5,480'Jackson Wilcox Queen City Cook Mountain Yegua
42-427-34747 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.
1.2 mi
Catahoula 1,275'Catahoula 1,275'Catahoula 3,492'Catahoula 3,492'Vicksburg 5,750'Vicksburg 5,750'Jackson Miocene (undifferentiated) Wilcox Cook Mountain Yegua Miocene (undifferentiated) +1 more
42-427-34737 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.
1.2 mi
Catahoula 1,380'Catahoula 3,540'Vicksburg 5,679'Cook Mountain Yegua Jackson Queen City Wilcox Miocene (undifferentiated)
42-427-34739 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.
1.3 mi
Catahoula 1,395'Catahoula 1,395'Catahoula 3,560'Catahoula 3,560'Catahoula 3,560'Vicksburg 5,760'Vicksburg 5,760'Cook Mountain Jackson Yegua Miocene (undifferentiated) Queen City +2 more
42-427-34784 GARZA · KILLAM OIL CO., LTD.
1.3 mi
Catahoula 1,327'Catahoula 3,290'Vicksburg 6,369'Queen City Cook Mountain Jackson Yegua Wilcox Miocene (undifferentiated)
42-427-34742 I.V. MONTALVO 'C' · KILLAM OIL CO., LTD.
1.3 mi
Catahoula 1,300'Catahoula 1,300'Catahoula 3,662'Catahoula 3,662'Vicksburg 5,820'Vicksburg 5,820'Queen City Wilcox Cook Mountain Yegua Miocene (undifferentiated) Jackson

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)

IntervalType
5,966–5,972 ftPerforated
5,997–6,000 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,073 ft410 sx
4.5"6,596 ft707 sx

Permit History (1)

Applications (1)

#846916 A KILLAM OIL CO., LTD.
received 2018-11-16

Records & Logs

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

W-2/G-1 2019-06-14 log on file
W-2/G-1 2019-03-08 log on file

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.

Lat 26.692516
Lon -98.499237

Well Details

Well Number
2
Max Depth
7,000 ft
Drill Type
Vertical
County
STARR
District
4
Completed
2019-05-17

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