42-479-33796
PRODUCINGALLEY
WEBB County · District 4 · HILCORP ENERGY COMPANY · VAQUILLAS RANCH (LOBO CONS.)
Permits
1
Max Depth
11,000 ft
First Permit
1983-12-28
Latest Activity
1983-12-28
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2016-04-22
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: COX, EDWIN L. & COX, BERRY R.
Resolved via: production → 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
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 (6)
CSV| Formation | Top Depth (MD) |
|---|---|
| QUEEN CITY | 3,909 ft |
| WILCOX | 5,825 ft |
| LOBO 3 | 8,388 ft |
| LOBO | 9,570 ft |
| TOP OF LOBO | 9,570 ft |
| LOBO 6 | 9,970 ft |
As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. View filings & logs at RRC ↗
Perforations (9)
| Interval | Type |
|---|---|
| 9,686–9,699 ft | Perforated |
| 9,973–9,984 ft | Perforated |
| 10,008–10,016 ft | Perforated |
| 10,026–10,074 ft | Perforated |
| 10,088–10,101 ft | Perforated |
| 10,104–10,108 ft | Perforated |
| 10,112–10,122 ft | Perforated |
| 10,164–10,174 ft | Perforated |
| 10,180–10,206 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,115 ft | 260 sx |
| 7.625" | 8,208 ft | 720 sx |
| 5.5" | 10,667 ft | 385 sx |
| 5.5" | 10,667 ft | 385 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record.
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
- 4
- Max Depth
- 11,000 ft
- Drill Type
- Vertical
- County
- WEBB
- District
- 4
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2016-04-22
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