42-479-40524
PRODUCING HorizontalVAQUILLAS-STATE
WEBB County · District 4 · HILCORP ENERGY COMPANY · TIFFANY (WILCOX CARRIZO)
Permits
2
Max Depth
10,000 ft
First Permit
2009-03-02
Latest Activity
2009-04-07
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2009-06-14
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: DEVON ENERGY PRODUCTION CO, L.P.
Resolved via: scheduling → HILCORP ENERGY COMPANY
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
2009-06
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 (3) Elevation 678 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER WILCOX (Wilcox) | 6,660 ft | -5,982 ft |
| MIDDLE WILCOX (Wilcox) | 8,690 ft | -8,012 ft |
| CHARCO | 9,550 ft | -8,872 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 (10)
| Interval | Type |
|---|---|
| 9,900–9,910 ft | Perforated |
| 9,900–10,290 ft | Perforated |
| 10,280–10,290 ft | Perforated |
| 10,659–10,669 ft | Perforated |
| 10,659–13,600 ft | Perforated |
| 11,240–11,250 ft | Perforated |
| 11,765–11,775 ft | Perforated |
| 12,380–12,390 ft | Perforated |
| 12,990–13,000 ft | Perforated |
| 13,590–13,600 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 820 ft | 565 sx |
| 7.625" | 8,435 ft | 500 sx |
| 4.5" | 13,869 ft | 765 sx |
Permit History (2)
Applications (2)
Records & Logs
4 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.
No GPS coordinates yet
Well Details
- Well Number
- 4H
- Max Depth
- 10,000 ft
- Drill Type
- Horizontal
- County
- WEBB
- District
- 4
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2009-06-14
Operator
- Name
- HILCORP ENGY CO
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-03-27)
- Cum Oil (all leases)
- 75,699,281 bbl
- Cum Gas (all leases)
- 1,779,939,645 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,430