42-479-34948
Final CompletionHIRSCH ESTATE GAS UNIT
WEBB County · District 4 · CONOCOPHILLIPS COMPANY · BIG COWBOY (LOBO)
Permits
1
Max Depth
9,500 ft
First Permit
1989-11-16
Latest Activity
1989-11-16
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
2008-10-06
EWA / Permit operator mismatch
Scheduling: CONOCOPHILLIPS COMPANY ≠ Permit: ENRON OIL & GAS COMPANY
Resolved via: scheduling → CONOCOPHILLIPS 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
2008-10
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 (2) Elevation 462 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| WILCOX | 4,752 ft | -4,290 ft |
| LOBO | 7,410 ft | -6,948 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 (3)
| Interval | Type |
|---|---|
| 7,429–7,455 ft | Perforated |
| 8,012–8,147 ft | Perforated |
| 8,012–8,147 ft | Open hole |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 520 ft | 250 sx |
| 7" | 6,096 ft | 275 sx |
| 2.875" | 8,467 ft | 180 sx |
Permit History (1)
Applications (1)
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
- 1
- Max Depth
- 9,500 ft
- Drill Type
- Vertical
- County
- WEBB
- District
- 4
- Operator
- CONOCOPHILLIPS COMPANY
Operator
- Name
- CONOCOPHILLIPS CO
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-02-03)
- Cum Oil (all leases)
- 82,638,100 bbl
- Cum Gas (all leases)
- 2,799,661,718 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,285