42-311-34048
PRODUCINGRABKE-MASPERO UNIT
MCMULLEN County · District 1 · ATLAS OPERATING LLC · SAN MIGUEL CREEK (WILCOX CONS.)
Permits
1
Max Depth
6,250 ft
First Permit
2008-04-26
Latest Activity
2008-04-26
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-04-07
Shut-In
—
Plugged
—
P-5 Org Status: H
EWA / Permit operator mismatch
Scheduling: ATLAS OPERATING LLC ≠ Permit: CENTURY RESOURCES, INC.
Resolved via: production → ATLAS 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
2006-03
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 358 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| W2 WALES | 5,150 ft | -4,792 ft |
| SAN MIGUEL CREEK (WILCOX CONS.) (San Miguel) | 5,389 ft | -5,031 ft |
| C5-A SAND | 5,431 ft | -5,073 ft |
| W4 WRIGHT | 5,549 ft | -5,191 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 |
|---|---|
| 5,389–5,395 ft | Perforated |
| 5,400–5,410 ft | Perforated |
| 5,430–5,438 ft | Perforated |
| 5,549–5,559 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 685 ft | 320 sx |
| 8.625" | 688 ft | 320 sx |
| 5.5" | 6,092 ft | 1,150 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- 4
- Max Depth
- 6,250 ft
- Drill Type
- Vertical
- County
- MCMULLEN
- District
- 1
- Operator
- ATLAS OPERATING LLC
- Completed
- 2011-04-07
Operator
- Name
- ATLAS OPER LLC
- Location
- HOUSTON
- P-5 Status
- H (filed 2026-03-09)
- Cum Oil (all leases)
- 7,184,429 bbl
- Cum Gas (all leases)
- 10,995,911 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 78