42-507-32778
PRODUCING HorizontalALPHA WARE
ZAVALA County · District 1 · ATLAS OPERATING LLC · BRISCOE RANCH (EAGLEFORD)
Permits
4
Max Depth
6,000 ft
First Permit
2011-01-31
Latest Activity
2011-01-31
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-07-05
Shut-In
—
Plugged
—
P-5 Org Status: H
EWA / Permit operator mismatch
Scheduling: ATLAS OPERATING LLC ≠ Permit: SANCHEZ OIL & GAS CORPORATION
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
2011-07
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 (6) Elevation 588 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| OLMOS | 2,250 ft | -1,662 ft |
| SAN MIGUEL | 3,100 ft | -2,512 ft |
| ANACHO | 3,810 ft | -3,222 ft |
| AUSTIN CHALK | 4,350 ft | -3,762 ft |
| EAGLE FORD | 5,211 ft | -4,623 ft |
| LOWER EAGLE FORD (Eagle Ford) | 5,510 ft | -4,922 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 |
|---|---|
| 6,342–11,690 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,442 ft | 563 sx |
| 7.625" | 5,415 ft | 361 sx |
| 5" | 11,800 ft | 851 sx |
Permit History (4)
Applications (4)
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
- 6,000 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- ATLAS OPERATING LLC
- Completed
- 2011-07-05
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