42-501-36767
HorizontalDESPERADO 538
YOAKUM County · District 8 · RILEY PERMIAN OPERATING CO LLC · SABLE (SAN ANDRES)
Permits
3
Max Depth
9,000 ft
First Permit
2017-01-30
Latest Activity
2017-09-21
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2017-05-10
Shut-In
—
Plugged
—
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
2017-05
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 3,738 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RED BED-SANTA ROSA (Santa Rosa) | 2,174 ft | +1,564 ft |
| YATES | 3,154 ft | +584 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,634 ft | -896 ft |
| CLEARFORK - ACTIVE CO2 FLOOD (Clear Fork) | — | — |
| GLORIETA | — | — |
| LEONARD | — | — |
| PENNSYLVANIAN | — | — |
| STRAWN | — | — |
| WICHITA (Wichita-Albany) | — | — |
| WOLFCAMP | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 5,760–10,220 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 2,187 ft | 965 sx |
| 5.5" | 10,333 ft | 2,000 sx |
Permit History (3)
Applications (3)
Records & Logs
3 completion filings on record · 3 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.
Well Details
- Well Number
- 4H
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- YOAKUM
- District
- 8
- Operator
- RILEY PERMIAN OPERATING CO LLC
- Completed
- 2017-05-10
Operator
- Location
- OKLAHOMA CI, TY
- P-5 Status
- X (filed 2026-04-16)
- Cum Oil (all leases)
- 31,166,202 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 274