42-507-33197
PRODUCING HorizontalJ&M HOLDSWORTH ZAV
ZAVALA County · District 1 · BUFFCO PRODUCTION INC. · BRISCOE RANCH (EAGLEFORD)
Permits
2
Max Depth
9,000 ft
First Permit
2014-10-06
Latest Activity
2014-10-06
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2014-12-26
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: BUFFCO PRODUCTION INC. ≠ Permit: EXCO OPERATING COMPANY, LP
Resolved via: production → BUFFCO PRODUCTION INC.
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
2014-10
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 621 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO - DISPOSAL (Escondido) | 2,782 ft | -2,161 ft |
| OLMOS | 3,819 ft | -3,198 ft |
| ANACACHO | 5,166 ft | -4,545 ft |
| AUSTIN CHALK | 5,630 ft | -5,009 ft |
| EAGLE FORD | 6,197 ft | -5,576 ft |
| EAGLEFORD (Eagle Ford) | 6,197 ft | -5,576 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 |
|---|---|
| 7,107–13,589 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,553 ft | 630 sx |
| 5.5" | 13,675 ft | 1,740 sx |
Permit History (2)
Applications (2)
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
- A 1H
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- BUFFCO PRODUCTION INC.
- Completed
- 2014-12-26
Operator
- Name
- BUFFCO PROD INC
- Location
- LONGVIEW
- P-5 Status
- Active (filed 2025-11-14)
- Cum Oil (all leases)
- 10,945,076 bbl
- Cum Gas (all leases)
- 64,034,660 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 394