42-249-32338
Final CompletionZWERNAMAN
JIM WELLS County · District 4 · CORTEX ENERGY INC. · AMARGOSA (HOCKLEY H)
Permits
1
Max Depth
5,500 ft
First Permit
1998-11-06
Latest Activity
1998-11-06
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1998-12-15
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: CORTEX ENERGY INC. ≠ Production: ZELAYA OIL AND GAS, LLC (reported 2025-06)
EWA / Permit operator mismatch
Scheduling: CORTEX ENERGY INC. ≠ Permit: SONTERRA OIL & GAS, INC.
Resolved via: scheduling → CORTEX ENERGY INC.
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
1998-12
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 (4) Elevation 325 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| 2200' SAND | 1,820 ft | -1,495 ft |
| 2300' SAND | 1,913 ft | -1,588 ft |
| HOCKLEY | 4,668 ft | -4,343 ft |
| HOCKLEY | 4,848 ft | -4,523 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 (2)
| Interval | Type |
|---|---|
| 4,848–4,860 ft | Perforated |
| 5,090–5,111 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 682 ft | 309 sx |
| 4.5" | 5,144 ft | 1,340 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
- R 5
- Max Depth
- 5,500 ft
- Drill Type
- Vertical
- County
- JIM WELLS
- District
- 4
- Operator
- CORTEX ENERGY INC.
- Completed
- 1998-12-15
Operator
- Name
- CORTEX ENGY, INC
- Location
- WICHITA
- P-5 Status
- Inactive (filed 2015-08-17)
- Cum Oil (all leases)
- 34,884 bbl
- Cum Gas (all leases)
- 383,544 mcf
- Total Permits
- 1