42-115-31915
Final CompletionNAPPER SA
DAWSON County · District 8 · BTA OIL PRODUCERS · WELCH SE. (SAN ANDRES)
Permits
1
Max Depth
7,850 ft
First Permit
1983-12-12
Latest Activity
1983-12-12
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-04-11
Shut-In
—
Plugged
1995-04-20
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
1995-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (5) Elevation 3,068 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,960 ft | +108 ft |
| SAN ANDRES | 4,400 ft | -1,332 ft |
| CLEAR FORK | 5,850 ft | -2,782 ft |
| SPRABERRY | 7,420 ft | -4,352 ft |
| SPRAYBERRY (Spraberry) | 7,420 ft | -4,352 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 |
|---|---|
| 4,921–4,930 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 415 ft | 450 sx |
| 8.625" | 4,550 ft | 500 sx |
| 5.5" | 7,880 ft | 1,100 sx |
Permit History (1)
Applications (2)
Records & Logs
4 completion filings on record.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 3
- Max Depth
- 7,850 ft
- Drill Type
- Vertical
- County
- DAWSON
- District
- 8
- Operator
- BTA OIL PRODUCERS
- Completed
- 1984-04-11
Operator
- Name
- COSTILLA PETRO CORP
- Location
- MIDLAND
- P-5 Status
- Inactive (filed 2007-01-05)
- Cum Oil (all leases)
- 14,862,871 bbl
- Cum Gas (all leases)
- 58,076,730 mcf
- Total Permits
- 684