42-239-31890
OBSERVATIONWEST RANCH -A-
JACKSON County · District 2 · HILCORP ENERGY COMPANY · WEST RANCH (MARGINULINA 5000)
Permits
1
Max Depth
5,750 ft
First Permit
1983-07-20
Latest Activity
1983-07-20
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2017-08-01
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Production operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Production: BURLINGTON RESOURCES OIL&GAS CO. (reported 1997-02)
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: MOBIL PRODUCING TX. & N.M. 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
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) Elevation 30 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CATAHOULA | 4,320 ft | -4,290 ft |
| FRIO | 5,025 ft | -4,995 ft |
| GRETTA | 5,115 ft | -5,085 ft |
| GRETA | 5,180 ft | -5,150 ft |
| TONEY | 5,573 ft | -5,543 ft |
| GLASSCOCK | 5,630 ft | -5,600 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 |
|---|---|
| 5,049–5,053 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 1,509 ft | 755 sx |
| 8.625" | 1,512 ft | 755 sx |
| 5.5" | 5,763 ft | 675 sx |
| 5.5" | 5,767 ft | 710 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
- 499
- Max Depth
- 5,750 ft
- Drill Type
- Vertical
- County
- JACKSON
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2017-08-01
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
- 3,439