42-003-47682
Final Completion HorizontalUNIVERSITY 1-37 UNIT
ANDREWS County · District 8 · ZARVONA ENERGY LLC · EMMA (MISSISSIPPIAN)
Permits
1
Max Depth
17,000 ft
First Permit
2017-12-12
Latest Activity
2017-12-12
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2018-11-19
Shut-In
—
Plugged
—
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
2018-11
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 (10) Elevation 3,085 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 3,026 ft | +59 ft |
| SEVEN RIVERS | 3,301 ft | -216 ft |
| QUEEN | 4,127 ft | -1,042 ft |
| CLEARFORK (Clear Fork) | 6,724 ft | -3,639 ft |
| GLORIETA | — | — |
| GRAYBURG | — | — |
| HOLT | — | — |
| PERMIAN DETRITAL (Permian (undifferentiated)) | — | — |
| SAN ANDRES - CO2 FLOOD, HIGH FLO (San Andres) | — | — |
| TUBB | — | — |
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 |
|---|---|
| 10,802–17,959 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,672 ft | 1,789 sx |
| 8.625" | 9,685 ft | 886 sx |
| 5.5" | 10,965 ft | 2,499 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 2 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
- 4H
- Max Depth
- 17,000 ft
- Drill Type
- Horizontal
- County
- ANDREWS
- District
- 8
- Operator
- ZARVONA ENERGY LLC
- Completed
- 2018-11-19
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