42-445-31168
Final CompletionMARTIN
TERRY County · District 8 · COSTILLA ENERGY INC. · TOKIO E. (LOWER LEONARD)
Permits
1
Max Depth
13,500 ft
First Permit
1983-11-22
Latest Activity
1983-11-22
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-02-22
Shut-In
—
Plugged
1995-12-10
EWA / Production operator mismatch
Scheduling: COSTILLA ENERGY INC. ≠ Production: COSTILLA PETROLEUM CORPORATION (reported 1995-12)
EWA / Permit operator mismatch
Scheduling: COSTILLA ENERGY INC. ≠ Permit: L & B OIL CO. INC.
Resolved via: scheduling → COSTILLA ENERGY INC.
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
2000-04
Operator History
originally filed by L & B OIL CO. INC. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (6) Elevation 3,468 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRAYBERRY (Spraberry) | 8,290 ft | -4,822 ft |
| LOWER LEONARD (Leonard) | 8,940 ft | -5,472 ft |
| WOLFCAMP | 9,764 ft | -6,296 ft |
| MISSISSIPPIAN | 12,154 ft | -8,686 ft |
| WOODFORD | 12,744 ft | -9,276 ft |
| DEVONIAN | 12,774 ft | -9,306 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 |
|---|---|
| 8,974–8,990 ft | Perforated |
| 8,994–9,008 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 515 ft | 400 sx |
| 9.625" | 5,000 ft | 650 sx |
| 5.5" | 9,194 ft | 800 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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
- 1
- Max Depth
- 13,500 ft
- Drill Type
- Vertical
- County
- TERRY
- District
- 8
- Operator
- COSTILLA ENERGY INC.
- Completed
- 1984-02-22
Operator
- Location
- MIDLAND
- P-5 Status
- Inactive (filed 1999-12-08)
- Cum Oil (all leases)
- 3,317,652 bbl
- Cum Gas (all leases)
- 48,046,922 mcf
- Total Permits
- 173