42-227-37989
PRODUCINGWILKINSON RANCH
HOWARD County · District 8 · OXYROCK OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2014-05-31
Latest Activity
2014-05-31
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2014-11-21
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
2010-08
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 2,548 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 1,970 ft | +578 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,547 ft | -999 ft |
| GLORIETA | 4,295 ft | -1,747 ft |
| CLEARFORK - SEVERE WATER FLOWS (Clear Fork) | 4,910 ft | -2,362 ft |
| SPRABERRY | 6,640 ft | -4,092 ft |
| DEAN | 7,930 ft | -5,382 ft |
| WOLFCAMP | 8,112 ft | -5,564 ft |
| COLEMAN JUNCTION | — | — |
| LEONARD | — | — |
| 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 ↗
Perforations (1)
| Interval | Type |
|---|---|
| 8,174–10,339 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 329 ft | 425 sx |
| 8.625" | 4,681 ft | 1,050 sx |
| 5.5" | 10,511 ft | 1,465 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.
No GPS coordinates yet
Well Details
- Well Number
- 3311
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- HOWARD
- District
- 8
- Operator
- OXYROCK OPERATING LLC
- Completed
- 2014-11-21
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