42-507-32456
HorizontalBUCHANAN JOHN F. -A-
ZAVALA County · District 1 · FLINT OAK ENERGY LLC · PEARSALL (AUSTIN CHALK)
Permits
3
Max Depth
6,535 ft
First Permit
1992-07-13
Latest Activity
1992-07-13
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1992-09-03
Shut-In
—
Plugged
1995-12-07
EWA / Permit operator mismatch
Scheduling: FLINT OAK ENERGY LLC ≠ Permit: ORYX ENERGY COMPANY
Resolved via: production → FLINT OAK ENERGY, LLC
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
1993-01
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 (2) Elevation 566 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ANACACHO | 5,658 ft | -5,092 ft |
| AUSTIN CHALK | 5,942 ft | -5,376 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 |
|---|---|
| 5,948–9,957 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 769 ft | 475 sx |
| 7" | 5,948 ft | 1,695 sx |
Permit History (3)
Applications (3)
Records & Logs
3 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
- 2
- Max Depth
- 6,535 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- FLINT OAK ENERGY LLC
- Completed
- 1992-09-03
Operator
- Name
- FLINT OAK ENGY, LLC
- Location
- MONTGOMERY
- P-5 Status
- Active (filed 2026-04-15)
- Cum Oil (all leases)
- 675,155 bbl
- Cum Gas (all leases)
- 737,870 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 14