42-507-33129
PRODUCING HorizontalHOWETT
ZAVALA County · District 1 · BUFFCO PRODUCTION INC. · BRISCOE RANCH (EAGLEFORD)
Permits
1
Max Depth
9,000 ft
First Permit
2014-04-14
Latest Activity
2014-04-14
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2015-08-18
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
2011-10
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 (8) Elevation 729 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| OLMOS | 4,086 ft | -3,357 ft |
| SAN MIGUEL | 4,874 ft | -4,145 ft |
| ANACACHO | 5,063 ft | -4,334 ft |
| AUSTIN CHALK | 5,718 ft | -4,989 ft |
| EAGLEFORD (Eagle Ford) | 6,271 ft | -5,542 ft |
| UPPER EAGLEFORD SHALE (Eagle Ford) | 6,271 ft | -5,542 ft |
| LOWER EAGLEFORD SHALE (Eagle Ford) | 6,462 ft | -5,733 ft |
| ESCONDIDO - DISPOSAL (Escondido) | — | — |
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 |
|---|---|
| 6,710–14,809 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,814 ft | 870 sx |
| 5.5" | 14,912 ft | 2,800 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
- 11H
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- BUFFCO PRODUCTION INC.
- Completed
- 2015-08-18
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