42-507-32740
NO PRODUCTION HorizontalCHAPARROSA A
ZAVALA County · District 1 · ARRCO OPERATING LLC · LORENZO (AUSTIN CHALK)
Permits
3
Max Depth
6,000 ft
First Permit
2009-06-03
Latest Activity
2011-06-23
Lifespan
2 yrs
Regulatory Status
Schedule
ON SCHEDULE
Completion
2010-10-10
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: ARRCO OPERATING LLC ≠ Permit: ESPADA OPERATING LLC
Resolved via: scheduling → ARRCO 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
2009-07
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 (5) Elevation 601 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ANACHO | 3,009 ft | -2,408 ft |
| FRIO | 3,600 ft | -2,999 ft |
| AUSTIN CHALK | 4,282 ft | -3,681 ft |
| AUSTIN CHALK | 4,872 ft | -4,271 ft |
| EAGLE FORD | 4,881 ft | -4,280 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 |
|---|---|
| 4,485–8,809 ft | Perforated |
| 4,872–4,878 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 975 ft | 352 sx |
| 7.625" | 4,485 ft | 265 sx |
| 4.5" | 8,808 ft | — |
| 4.5" | 8,809 ft | — |
Permit History (3)
Applications (3)
Records & Logs
4 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
- 2H
- Max Depth
- 6,000 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- ARRCO OPERATING LLC
- Completed
- 2010-10-10
Operator
- Name
- ARRCO OPERATING, LLC
- Location
- CARRIZO SPG
- P-5 Status
- Active (filed 2025-10-29)
- Cum Oil (all leases)
- 38,889 bbl
- Cum Gas (all leases)
- 9,705 mcf
- Activities
- OPRS/G, OPRS/O