42-479-40917
PRODUCING HorizontalDEVON-VAQUILLAS STATE NO. 9H UNT
WEBB County · District 4 · HILCORP ENERGY COMPANY · TIFFANY (WILCOX CARRIZO)
Permits
1
Max Depth
9,700 ft
First Permit
2010-05-20
Latest Activity
2010-05-20
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2010-08-07
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: 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
2010-08
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 658 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| W-18 | 7,410 ft | -6,752 ft |
| BASAL W-20 SAND | 8,600 ft | -7,942 ft |
| CHARCO | 9,400 ft | -8,742 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 (1)
| Interval | Type |
|---|---|
| 9,930–12,380 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 795 ft | 570 sx |
| 7.625" | 8,448 ft | 765 sx |
| 4.5" | 12,517 ft | 720 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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
- 9H
- Max Depth
- 9,700 ft
- Drill Type
- Horizontal
- County
- WEBB
- District
- 4
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2010-08-07
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