42-227-41243
SHUT IN HorizontalYAMAHA PACIFICA
HOWARD County · District 8 · OXYROCK OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
9,000 ft
First Permit
2021-08-06
Latest Activity
2021-08-06
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2022-07-22
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: OXYROCK OPERATING LLC ≠ Permit: CROWNQUEST OPERATING, LLC
Resolved via: production → OXYROCK OPERATING, LLC
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
2022-02
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 (10) Elevation 2,605 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 1,227 ft | +1,378 ft |
| YATES | 1,871 ft | +734 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,234 ft | -629 ft |
| GLORIETA | 4,040 ft | -1,435 ft |
| CLEARFORK - SEVERE WATER FLOWS (Clear Fork) | 4,659 ft | -2,054 ft |
| SPRABERRY | 6,438 ft | -3,833 ft |
| DEAN | 7,751 ft | -5,146 ft |
| LEONARD | — | — |
| SANTA ROSA | — | — |
| SEVEN RIVERS | — | — |
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 |
|---|---|
| 8,350–18,331 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 558 ft | 500 sx |
| 9.625" | 4,587 ft | 1,225 sx |
| 5.5" | 18,490 ft | 1,800 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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.
Well Details
- Well Number
- 4AA
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- HOWARD
- District
- 8
- Operator
- OXYROCK OPERATING LLC
- Completed
- 2022-07-22
Operator
- Name
- OXYROCK OPER, LLC
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-04-22)
- Cum Oil (all leases)
- 64,850,483 bbl
- Cum Gas (all leases)
- 77,830 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 364