42-317-33510
Final CompletionJOHNSON
MARTIN County · District 8 · ROFF OPERATING COMPANY LLC · SULPHUR DRAW (DEAN 8790)
Permits
1
Max Depth
9,500 ft
First Permit
1988-02-03
Latest Activity
1988-02-03
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1988-05-07
Shut-In
—
Plugged
2005-10-20
EWA / Permit operator mismatch
Scheduling: ROFF OPERATING COMPANY LLC ≠ Permit: ESPERANZA ENERGY CORP.
Resolved via: scheduling → ROFF OPERATING COMPANY 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
1993-01
Last Production
2009-07
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 (5) Elevation 2,721 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES | 4,296 ft | -1,575 ft |
| CLEARFORK (Clear Fork) | 5,818 ft | -3,097 ft |
| SPRABERRY | 7,404 ft | -4,683 ft |
| DEAN | 8,782 ft | -6,061 ft |
| WOLFCAMP | 9,026 ft | -6,305 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 |
|---|---|
| 8,802–9,005 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 400 ft | 400 sx |
| 8.625" | 3,960 ft | 250 sx |
| 5.5" | 9,488 ft | 410 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
- 2
- Max Depth
- 9,500 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- ROFF OPERATING COMPANY LLC
- Completed
- 1988-05-07
Operator
- Name
- ROFF OPER CO, LLC -
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-11-12)
- Cum Oil (all leases)
- 8,291,816 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O
- Total Permits
- 102