42-079-02259
Final CompletionMALLET LAND & CATTLE CO. F
COCHRAN County · District 8 · TEXACO E & P INC. · SLAUGHTER
Permits
1
Max Depth
5,400 ft
First Permit
2008-06-25
Latest Activity
2008-06-25
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1943-07-10
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: TEXACO E & P INC. ≠ Production: WINN OPERATING, LLC (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: TEXACO E & P INC. ≠ Permit: SANDRIDGE TERTIARY, LLC
Resolved via: production → WINN OPERATING, LLC
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
Injection / Disposal
Permitted Volume
1,200 bbl/d
Max Pressure
2,400 psi
Injection Interval
4,800–5,600 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2025-12-01)
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 (1) Elevation 3,635 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES | 4,889 ft | -1,254 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 (2)
| Interval | Type |
|---|---|
| 4,987–5,050 ft | Perforated |
| 4,990–5,126 ft | Perforated |
Casing (5)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 314 ft | 125 sx |
| 8.625" | 314 ft | — |
| 5.5" | 4,987 ft | 150 sx |
| 5.5" | 4,987 ft | — |
| 4.5" | 5,144 ft | 263 sx |
Permit History (1)
Applications (1)
Records & Logs
5 completion filings on record.
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
- 309W
- Max Depth
- 5,400 ft
- Drill Type
- Vertical
- County
- COCHRAN
- District
- 8
- Operator
- TEXACO E & P INC.
- Completed
- 1943-07-10
Operator
- Name
- TEXACO E & P INC
- Location
- HOUSTON
- P-5 Status
- Delinquent (filed 2003-01-22)
- Cum Oil (all leases)
- 176,155,764 bbl
- Cum Gas (all leases)
- 1,401,949,654 mcf
- Activities
- OPRS/O
- Total Permits
- 3,332