42-427-34790
PRODUCINGMONTALVO B (NORTH) UNIT
STARR County · District 4 · KILLAM OIL CO. LTD. · SUN NORTH (5470)
Permits
1
Max Depth
8,000 ft
First Permit
2021-06-08
Latest Activity
2021-06-08
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2021-10-18
Shut-In
—
Plugged
—
P-5 Org Status: Active
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
2021-10
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 313 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CATAHOULA-ANAHUAC - INJECTION/DI (Catahoula) | 1,358 ft | -1,045 ft |
| CATAHOULA-FRIO - INJECTION/DISPO (Catahoula) | 3,535 ft | -3,222 ft |
| VICKSBURG - INJECTION/DISPOSAL; (Vicksburg) | 5,780 ft | -5,467 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.
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 (1)
| Interval | Type |
|---|---|
| 5,412–5,416 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,048 ft | 440 sx |
| 4.5" | 7,284 ft | 665 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 1 with log images at RRC.
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.
Well Details
- Well Number
- 1
- Max Depth
- 8,000 ft
- Drill Type
- Vertical
- County
- STARR
- District
- 4
- Operator
- KILLAM OIL CO. LTD.
- Completed
- 2021-10-18
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