42-507-33548
PRODUCING HorizontalWINTERBOTHAM ZAV
ZAVALA County · District 1 · EXCO OPERATING COMPANY LP · BRISCOE RANCH (EAGLEFORD)
Permits
1
Max Depth
7,000 ft
First Permit
2024-09-04
Latest Activity
2024-09-04
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2025-01-05
Shut-In
—
Plugged
—
P-5 Org Status: Active
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
2011-09
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 (7) Elevation 701 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO - DISPOSAL (Escondido) | 3,389 ft | -2,688 ft |
| OLMOS | 4,492 ft | -3,791 ft |
| SAN MIGUEL | 4,813 ft | -4,112 ft |
| ANACACHO | 5,621 ft | -4,920 ft |
| AUSTIN CHALK | 5,939 ft | -5,238 ft |
| EAGLE FORD | 6,466 ft | -5,765 ft |
| EAGLEFORD (Eagle Ford) | 6,466 ft | -5,765 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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 7,040–15,147 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 3,115 ft | 797 sx |
| 5.5" | 15,239 ft | 2,595 sx |
Permit History (1)
Applications (1)
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.
Well Details
- Well Number
- G 4H
- Max Depth
- 7,000 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- EXCO OPERATING COMPANY LP
- Completed
- 2025-01-05
Operator
- Name
- EXCO OPER CO, LP
- Location
- DALLAS
- P-5 Status
- Active (filed 2025-08-22)
- Cum Oil (all leases)
- 68,406,744 bbl
- Cum Gas (all leases)
- 618,508,398 mcf
- Activities
- G/PUR, OPRS/G, OPRS/O
- Total Permits
- 506