42-177-34110
PRODUCING HorizontalPEN RANCH UNIT
GONZALES County · District 1 · ZARVONA ENERGY LLC · EAGLEVILLE (EAGLE FORD-1)
Permits
1
Max Depth
9,700 ft
First Permit
2019-02-11
Latest Activity
2019-02-11
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2020-02-23
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: ZARVONA ENERGY LLC ≠ Permit: EARTHSTONE 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
2019-04
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 (8) Elevation 363 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| REKLAW | 2,539 ft | -2,176 ft |
| CARRIZO | 2,787 ft | -2,424 ft |
| WILCOX - DISPOSAL (Wilcox) | 2,892 ft | -2,529 ft |
| NAVARRO | 7,789 ft | -7,426 ft |
| AUSTIN CHALK - H2S (Austin Chalk) | 8,850 ft | -8,487 ft |
| EAGLE FORD - H2S (Eagle Ford) | 9,239 ft | -8,876 ft |
| BUDA - H2S, DISPOSAL (Buda) | — | — |
| EDWARDS - H2S (Edwards) | — | — |
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 |
|---|---|
| 9,650–16,708 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 3,823 ft | 2,120 sx |
| 7.625" | 9,527 ft | 1,215 sx |
| 5.5" | 16,880 ft | 525 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 2 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
- 4H
- Max Depth
- 9,700 ft
- Drill Type
- Horizontal
- County
- GONZALES
- District
- 1
- Operator
- ZARVONA ENERGY LLC
- Completed
- 2020-02-23
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