42-003-00950
MCCOLLUM F. T. & WIEBUSCH G. W.
ANDREWS County · District 8 · ZARVONA ENERGY LLC · WEMAC (WOLFCAMP)
Permits
3
Max Depth
11,000 ft
First Permit
2004-04-21
Latest Activity
2004-04-21
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2005-03-09
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: ZARVONA ENERGY LLC ≠ Permit: CARDWELL OIL CORPORATION
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
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 (8) Elevation 250 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRAYBURG | 4,600 ft | -4,350 ft |
| SAN ANDRES | 4,797 ft | -4,547 ft |
| GLORIETA | 5,586 ft | -5,336 ft |
| CLEARFORK (Clear Fork) | 6,950 ft | -6,700 ft |
| LOWER CLEAR FORK (Clear Fork) | 7,245 ft | -6,995 ft |
| LOWER CLEARFORK (Clear Fork) | 7,245 ft | -6,995 ft |
| DEAN | 8,444 ft | -8,194 ft |
| WOLFCAMP | 8,569 ft | -8,319 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 |
|---|---|
| 7,423–7,439 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 212 ft | 250 sx |
| 9.625" | 5,091 ft | 3,200 sx |
| 4.5" | 7,610 ft | 75 sx |
| 7" | 9,304 ft | 310 sx |
Permit History (3)
Applications (3)
Records & Logs
3 completion filings 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.
Well Details
- Well Number
- 3
- Max Depth
- 11,000 ft
- Drill Type
- Vertical
- County
- ANDREWS
- District
- 8
- Operator
- ZARVONA ENERGY LLC
- Completed
- 2005-03-09
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
- 95