42-115-32762
Final CompletionTHE BIG O UNIT
DAWSON County · District 8 · ROCA OPERATING INC. · LAMESA N.W. (MID. SPRABERRY)
Permits
1
Max Depth
9,400 ft
First Permit
1993-06-16
Latest Activity
1993-06-16
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1993-08-10
Shut-In
—
Plugged
2008-02-29
EWA / Permit operator mismatch
Scheduling: ROCA OPERATING INC. ≠ Permit: ROCA RESOURCE COMPANY, INC.
Resolved via: scheduling → ROCA OPERATING INC.
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
1993-07
Last Production
2008-04
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 (1) Elevation 2,990 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SPRABERRY | 7,600 ft | -4,610 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 (1)
| Interval | Type |
|---|---|
| 8,000–8,016 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 423 ft | 475 sx |
| 8.625" | 4,220 ft | 1,350 sx |
| 5.5" | 8,125 ft | 300 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 and the UL library can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 1
- Max Depth
- 9,400 ft
- Drill Type
- Vertical
- County
- DAWSON
- District
- 8
- Operator
- ROCA OPERATING INC.
- Completed
- 1993-08-10
Operator
- Name
- ROCA OPER, INC
- Location
- MIDLAND
- P-5 Status
- Active (filed 2026-04-14)
- Cum Oil (all leases)
- 413,319 bbl
- Cum Gas (all leases)
- 554,199 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 23