42-413-32669
PRODUCINGUNIVERSITY 54-2
SCHLEICHER County · District 7 · ZARVONA ENERGY LLC · HOLT RANCH (CONSOLIDATED)
Permits
2
Max Depth
9,000 ft
First Permit
2010-07-29
Latest Activity
2010-07-29
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-02-10
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: ZARVONA ENERGY LLC ≠ Permit: APPROACH OPERATING LLC
Resolved via: production → ZARVONA 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
2011-02
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 (3) Elevation 2,553 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CLEARFORK (Clear Fork) | 3,600 ft | -1,047 ft |
| WOLFCAMP | 5,140 ft | -2,587 ft |
| ELLENBURGER | 7,790 ft | -5,237 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 (4)
| Interval | Type |
|---|---|
| 4,894–5,056 ft | Perforated |
| 5,270–5,706 ft | Perforated |
| 5,800–6,468 ft | Perforated |
| 7,020–7,084 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,809 ft | 810 sx |
| 4.5" | 7,229 ft | 1,015 sx |
Permit History (2)
Applications (2)
Records & Logs
1 completion filing on record · 1 with log images at RRC.
Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1
- Max Depth
- 9,000 ft
- Drill Type
- Vertical
- County
- SCHLEICHER
- District
- 7
- Operator
- ZARVONA ENERGY LLC
- Completed
- 2011-02-10
Operator
- Name
- ZARVONA ENGY LLC
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-06-02)
- Cum Oil (all leases)
- 11,950,764 bbl
- Cum Gas (all leases)
- 118,564,582 mcf
- Activities
- CSGD/G, GTHS/C, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 94