42-507-33512
PRODUCING HorizontalFERGUSON-MCKNIGHT
ZAVALA County · District 1 · MAGNOLIA OIL & GAS OPERATING LLC · BRISCOE RANCH (EAGLEFORD)
Permits
1
Max Depth
6,150 ft
First Permit
2023-08-30
Latest Activity
2023-08-30
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2024-03-06
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: MAGNOLIA OIL & GAS OPERATING LLC ≠ Permit: EL TORO RESOURCES LLC
Resolved via: production → 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
2010-08
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 (8) Elevation 556 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| ESCONDIDO - DISPOSAL (Escondido) | 1,111 ft | -555 ft |
| MIDWAY | 1,595 ft | -1,039 ft |
| ESCONDIDO | 1,886 ft | -1,330 ft |
| OLMOS | 2,757 ft | -2,201 ft |
| SAN MIGUEL | 3,380 ft | -2,824 ft |
| PECAN GAP | 4,482 ft | -3,926 ft |
| AUSITN CHALK TOP | 4,777 ft | -4,221 ft |
| EAGLE FORD | 5,675 ft | -5,119 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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 6,155–12,072 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,158 ft | 558 sx |
| 5.5" | 12,145 ft | 2,019 sx |
Permit History (1)
Applications (1)
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.
Well Details
- Well Number
- 5812H
- Max Depth
- 6,150 ft
- Drill Type
- Horizontal
- County
- ZAVALA
- District
- 1
- Operator
- MAGNOLIA OIL & GAS OPERATING LLC
- Completed
- 2024-03-06
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
- 596