Permits
6
Max Depth
7,000 ft
First Permit
2016-06-08
Latest Activity
2025-10-20
Lifespan
9 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2017-10-27
Shut-In
—
Plugged
—
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
2016-08
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 (16) Elevation 321 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CATAHOULA | 1,310 ft | -989 ft |
| CATAHOULA-ANAHUAC - INJECTION/DI (Catahoula) | 1,310 ft | -989 ft |
| CATAHOULA-ANAHUAC-INJECTION/DISP (Catahoula) | 1,310 ft | -989 ft |
| CATAHOULA-FRIO - INJECTION/DISPO (Catahoula) | 3,670 ft | -3,349 ft |
| CATAHOULA-FRIO-INJECTION/DISPOSA (Catahoula) | 3,670 ft | -3,349 ft |
| FRIO | 3,670 ft | -3,349 ft |
| VICKSBURG | 5,680 ft | -5,359 ft |
| VICKSBURG - INJECTION/DISPOSAL; (Vicksburg) | 5,680 ft | -5,359 ft |
| VICKSBURG-INJECTION/DISPOSAL;GEO (Vicksburg) | 5,680 ft | -5,359 ft |
| COOK MOUNTAIN | — | — |
| JACKSON - INJECTION/DISPOSAL (Jackson) | — | — |
| MIOCENE-LAGARTO-OAKVILLE - INJEC (Miocene (undifferentiated)) | — | — |
| MIOCENE-LAGARTO-OAKVILLE-INJECTI (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 (9)
| Interval | Type |
|---|---|
| 5,200–5,205 ft | Perforated |
| 5,464–5,467 ft | Perforated |
| 5,476–5,482 ft | Perforated |
| 5,685–5,692 ft | Perforated |
| 5,698–5,702 ft | Perforated |
| 5,932–5,936 ft | Perforated |
| 6,429–6,431 ft | Perforated |
| 6,453–6,460 ft | Perforated |
| 6,464–6,466 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,152 ft | 450 sx |
| 4.5" | 6,553 ft | 895 sx |
Permit History (6)
I.V. MONTALVO 'C' · 5,435 ft
2025-10-20
I.V. MONTALVO 'C' · 5,620 ft
2021-04-13
Spud 2021-03-05
I.V. MONTALVO 'C' · 5,860 ft
2019-06-17
Spud 2019-04-30
I.V. MONTALVO 'C' · 6,335 ft
2018-03-26
I.V. MONTALVO 'C' · 7,000 ft
2016-06-08
Spud 2016-07-24
I.V. MONTALVO 'C' · 7,000 ft
2016-06-08
Applications (6)
Records & Logs
9 completion filings on record · 2 with log images at RRC.
+3 more 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.
Well Details
- Well Number
- 49
- Max Depth
- 7,000 ft
- Drill Type
- Vertical
- County
- STARR
- District
- 4
- Operator
- KILLAM OIL CO. LTD.
- Completed
- 2017-10-27
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