42-507-33351
PRODUCING HorizontalWINTERBOTHAM ZAV
ZAVALA County · District 1 · EXCO OPERATING COMPANY LP · BRISCOE RANCH (EAGLEFORD)
Permits
1
Max Depth
8,000 ft
First Permit
2019-03-15
Latest Activity
2019-03-15
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2019-10-19
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 (5) Elevation 627 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO - DISPOSAL (Escondido) | 3,386 ft | -2,759 ft |
| OLMOS | 4,409 ft | -3,782 ft |
| ANACACHO | 5,488 ft | -4,861 ft |
| AUSTIN CHALK | 5,816 ft | -5,189 ft |
| EAGLE FORD | 6,319 ft | -5,692 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 |
|---|---|
| 6,618–17,628 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,938 ft | 705 sx |
| 5.5" | 17,726 ft | 3,800 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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
- L 1H
- Max Depth
- 8,000 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- EXCO OPERATING COMPANY LP
- Completed
- 2019-10-19
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