42-507-33237
PRODUCING HorizontalKM-MILLER UNIT ZAV
ZAVALA County · District 1 · EXCO OPERATING COMPANY LP · BRISCOE RANCH (EAGLEFORD)
Permits
1
Max Depth
9,000 ft
First Permit
2015-04-28
Latest Activity
2015-04-28
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2015-10-14
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
2015-07
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (5) Elevation 611 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO - DISPOSAL (Escondido) | 3,352 ft | -2,741 ft |
| OLMOS | 4,301 ft | -3,690 ft |
| ANACACHO | 5,266 ft | -4,655 ft |
| AUSTIN CHALK | 5,693 ft | -5,082 ft |
| EAGLE FORD | 6,033 ft | -5,422 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 |
|---|---|
| 6,863–15,824 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,865 ft | 860 sx |
| 5.5" | 15,916 ft | 2,415 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 2 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
- 4H
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- EXCO OPERATING COMPANY LP
- Completed
- 2015-10-14
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