42-507-32478
Final Completion HorizontalBUCHANAN UNIT
ZAVALA County · District 1 · MCDANIEL COMPANY INC. THE · PEARSALL (AUSTIN CHALK)
Permits
3
Max Depth
7,000 ft
First Permit
1993-05-06
Latest Activity
2007-01-24
Lifespan
14 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1993-07-24
Shut-In
—
Plugged
1995-12-05
EWA / Production operator mismatch
Scheduling: MCDANIEL COMPANY INC. THE ≠ Production: TRINITY OPERATING (USG), LLC (reported 2019-09)
EWA / Permit operator mismatch
Scheduling: MCDANIEL COMPANY INC. THE ≠ Permit: TEXAS AMERICAN RESOURCES COMPANY
Resolved via: scheduling → MCDANIEL COMPANY INC. THE
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
1993-07
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 (4) Elevation 556 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| 1ST LIME | 5,463 ft | -4,907 ft |
| ANACACHO | 5,598 ft | -5,042 ft |
| AUSTIN CHALK | 5,917 ft | -5,361 ft |
| AUSTIN CHALK | 5,935 ft | -5,379 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 (2)
| Interval | Type |
|---|---|
| 5,935–8,098 ft | Perforated |
| 5,935–11,000 ft | Open hole |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.875" | 793 ft | 475 sx |
| 10.75" | 793 ft | — |
| 7" | 5,935 ft | 1,030 sx |
Permit History (3)
Applications (3)
Records & Logs
4 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
- 1
- Max Depth
- 7,000 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- MCDANIEL COMPANY INC. THE
- Completed
- 1993-07-24
Operator
- Location
- DALLAS
- P-5 Status
- Active (filed 2026-06-03)
- Cum Oil (all leases)
- 1,152,855 bbl
- Cum Gas (all leases)
- 545,868 mcf
- Activities
- OPRS/O
- Total Permits
- 6