42-227-40237
SHUT IN HorizontalLACEY OAK
HOWARD County · District 8 · OXYROCK OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
9,700 ft
First Permit
2019-06-21
Latest Activity
2019-06-21
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2021-02-23
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
2019-11
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 (11) Elevation 2,575 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 1,990 ft | +585 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,515 ft | -940 ft |
| GLORIETA | 4,470 ft | -1,895 ft |
| CLEARFORK - SEVERE WATER FLOWS (Clear Fork) | 4,980 ft | -2,405 ft |
| SPRABERRY | 6,715 ft | -4,140 ft |
| LOWER SPRABERRY (Spraberry) | 7,180 ft | -4,605 ft |
| COLEMAN JUNCTION | — | — |
| DEAN | — | — |
| LEONARD | — | — |
| SEVEN RIVERS | — | — |
| 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 |
|---|---|
| 8,644–15,810 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,148 ft | 1,000 sx |
| 9.625" | 7,226 ft | 1,756 sx |
| 5.5" | 15,983 ft | 1,750 sx |
Permit History (1)
Applications (1)
Records & Logs
2 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.
Well Details
- Well Number
- 12LS
- Max Depth
- 9,700 ft
- Drill Type
- Horizontal
- County
- HOWARD
- District
- 8
- Operator
- OXYROCK OPERATING LLC
- Completed
- 2021-02-23
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