42-283-31064
FOSTER J. ESTATE
LA SALLE County · District 1 · SUN EXPL. & PROD. CO.-CORPUS · SUN T S H (OLMOS)
Permits
3
Max Depth
7,950 ft
First Permit
1984-03-12
Latest Activity
2003-10-08
Lifespan
20 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-05-13
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: SUN EXPL. & PROD. CO.-CORPUS ≠ Production: PETROVYBE OPCO LLC (reported 2026-01)
EWA / Permit operator mismatch
Scheduling: SUN EXPL. & PROD. CO.-CORPUS ≠ Permit: BATTLECAT OPERATING COMPANY, LLC
Resolved via: scheduling → SUN EXPL. & PROD. CO.-CORPUS
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
1993-01
Last Production
2026-07
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (4) Elevation 472 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO | 5,800 ft | -5,328 ft |
| ESCONDIDO | 5,915 ft | -5,443 ft |
| OLMOS | 7,441 ft | -6,969 ft |
| OLMOS | 7,462 ft | -6,990 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 (4)
| Interval | Type |
|---|---|
| 6,006–6,050 ft | Perforated |
| 6,030–6,050 ft | Perforated |
| 6,116–6,124 ft | Perforated |
| 7,462–7,480 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,060 ft | 390 sx |
| 5.5" | 7,750 ft | 1,870 sx |
Permit History (3)
Applications (4)
Records & Logs
8 completion filings on record.
+2 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.
No GPS coordinates yet
Well Details
- Well Number
- 4
- Max Depth
- 7,950 ft
- Drill Type
- Vertical
- County
- LA SALLE
- District
- 1
- Operator
- SUN EXPL. & PROD. CO.-CORPUS
- Completed
- 1984-05-13
Operator
- Location
- HOUSTON
- P-5 Status
- Inactive
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- — mcf
- Total Permits
- 1,290