42-283-31314
HorizontalLADUKE A.C.
LA SALLE County · District 1 · COX & COX PRODUCTION CO. · PEARSALL (AUSTIN CHALK)
Permits
2
Max Depth
7,200 ft
First Permit
1990-04-12
Latest Activity
1990-04-12
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1990-06-01
Shut-In
—
Plugged
2004-10-21
EWA / Production operator mismatch
Scheduling: COX & COX PRODUCTION CO. ≠ Production: KEFT OIL COMPANY (reported 1999-01)
EWA / Permit operator mismatch
Scheduling: COX & COX PRODUCTION CO. ≠ Permit: FLOURNOY PRODUCTION CO.
Resolved via: scheduling → COX & COX PRODUCTION CO.
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 (2) Elevation 519 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ANACACHO | 6,500 ft | -5,981 ft |
| AUSTIN CHALK | 6,850 ft | -6,331 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 (1)
| Interval | Type |
|---|---|
| 6,850–9,350 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 758 ft | 458 sx |
| 7" | 6,538 ft | 725 sx |
Permit History (2)
Applications (2)
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.
No GPS coordinates yet
Well Details
- Well Number
- 1
- Max Depth
- 7,200 ft
- Drill Type
- Horizontal
- County
- LA SALLE
- District
- 1
- Operator
- COX & COX PRODUCTION CO.
- Completed
- 1990-06-01
Operator
- Location
- DONNA
- P-5 Status
- Delinquent (filed 1998-07-07)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/G