42-479-36557
TEMP ABANDONED DirectionalHIRSCH ESTATE 858
WEBB County · District 4 · HILCORP ENERGY COMPANY · BIG COWBOY (LOBO)
Permits
1
Max Depth
9,600 ft
First Permit
1996-08-26
Latest Activity
1996-08-26
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1996-11-13
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: CONOCO INC.
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
1996-11
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 541 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE OF LOWER WILCOX (Wilcox) | 6,350 ft | -5,809 ft |
| BASE OF LWR WILCOX | 6,350 ft | -5,809 ft |
| WILLS POINT | 8,900 ft | -8,359 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 (7)
| Interval | Type |
|---|---|
| 7,576–7,584 ft | Perforated |
| 7,890–7,898 ft | Perforated |
| 8,044–8,058 ft | Perforated |
| 8,542–8,554 ft | Perforated |
| 8,542–8,730 ft | Perforated |
| 8,662–8,670 ft | Perforated |
| 8,724–8,730 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 529 ft | 240 sx |
| 7" | 7,150 ft | 680 sx |
Permit History (1)
Applications (1)
Records & Logs
3 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
- 5
- Max Depth
- 9,600 ft
- Drill Type
- Directional
- County
- WEBB
- District
- 4
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 1996-11-13
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
- 3,443