42-507-32715
Final Completion HorizontalFERGUSON-MCKNIGHT
ZAVALA County · District 1 · MAGNOLIA OIL & GAS OPERATING LLC · PEARSALL (AUSTIN CHALK)
Permits
2
Max Depth
6,000 ft
First Permit
2007-09-27
Latest Activity
2007-09-27
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2007-11-02
Shut-In
—
Plugged
2020-12-06
EWA / Production operator mismatch
Scheduling: MAGNOLIA OIL & GAS OPERATING LLC ≠ Production: EL TORO RESOURCES LLC (reported 2023-11)
EWA / Permit operator mismatch
Scheduling: MAGNOLIA OIL & GAS OPERATING LLC ≠ Permit: TXCO RESOURCES INC.
Resolved via: scheduling → MAGNOLIA OIL & GAS OPERATING 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
2007-11
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 578 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| OLMOS | 1,810 ft | -1,232 ft |
| SAN MIGUEL | 2,710 ft | -2,132 ft |
| ANACACHO | 4,420 ft | -3,842 ft |
| AUSTIN CHALK | 4,735 ft | -4,157 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 |
|---|---|
| 4,780–6,791 ft | Open hole |
| 4,870–7,543 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 906 ft | 470 sx |
| 7" | 4,780 ft | 450 sx |
Permit History (2)
Applications (2)
Records & Logs
2 completion filings on record · 1 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
- 1533H
- Max Depth
- 6,000 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- MAGNOLIA OIL & GAS OPERATING LLC
- Completed
- 2007-11-02
Operator
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-05-06)
- Cum Oil (all leases)
- 73,106,082 bbl
- Cum Gas (all leases)
- 451,822,685 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, OPRS/G, OPRS/O
- Total Permits
- 589