42-239-02543
UWEST RANCH -A-
JACKSON County · District 2 · MOBIL OIL CORPORATION · WEST RANCH (184)
Permits
1
Max Depth
6,320 ft
First Permit
1991-09-25
Latest Activity
1991-09-25
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: MOBIL OIL CORPORATION ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)
EWA / Permit operator mismatch
Scheduling: MOBIL OIL CORPORATION ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.
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
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 35 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CATAHOULA | 4,261 ft | -4,226 ft |
| MARGINULINA 5000 | 4,960 ft | -4,925 ft |
| FRIO | 5,000 ft | -4,965 ft |
| GRETTA | 5,102 ft | -5,067 ft |
| GLASSCOCK | 5,484 ft | -5,449 ft |
| 98-A | 6,139 ft | -6,104 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 (13)
| Interval | Type |
|---|---|
| 4,956–4,964 ft | Perforated |
| 4,960–4,964 ft | Perforated |
| 4,976–4,982 ft | Perforated |
| 4,986–5,012 ft | Perforated |
| 4,986–5,013 ft | Perforated |
| 5,006–5,012 ft | Perforated |
| 5,016–5,039 ft | Perforated |
| 5,042–5,047 ft | Perforated |
| 5,076–5,084 ft | Perforated |
| 5,088–5,096 ft | Perforated |
| 5,100–5,104 ft | Perforated |
| 5,118–5,124 ft | Perforated |
| ?–5,973 ft | Perforated |
Casing (6)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,307 ft | 528 sx |
| 9.625" | 1,307 ft | — |
| 2.375" | 4,864 ft | — |
| 7" | 5,055 ft | 528 sx |
| 7" | 5,055 ft | 528 sx |
| 7" | 5,055 ft | — |
Permit History (1)
Applications (1)
Records & Logs
9 completion filings on record · 2 with log images at RRC.
+3 more filings
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
- 188
- Max Depth
- 6,320 ft
- Drill Type
- Vertical
- County
- JACKSON
- District
- 2
- Operator
- MOBIL OIL CORPORATION
Operator
- Name
- MOBIL OIL CORP
- Location
- HOUSTON
- P-5 Status
- Delinquent (filed 2007-05-30)
- Cum Oil (all leases)
- 70 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- GTHS/C, GTHS/G
- Total Permits
- 1,487