42-417-34121
Final CompletionNAIL 135 (M-J)
SHACKELFORD County · District 7 · CLAVO OIL LLC · ROARK-NAIL
Permits
1
Max Depth
1,900 ft
First Permit
1981-08-25
Latest Activity
1981-08-25
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1996-03-01
Shut-In
—
Plugged
2006-05-15
EWA / Production operator mismatch
Scheduling: CLAVO OIL LLC ≠ Production: FTC CONSULTING, LLC (reported 2024-07)
EWA / Permit operator mismatch
Scheduling: CLAVO OIL LLC ≠ Permit: MUSSELMAN PETROLEUM & LAND CO.
Resolved via: scheduling → CLAVO OIL 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
2026-07
Injection / Disposal
Permitted Volume
850 bbl/d
Max Pressure
700 psi
Injection Interval
1,514–1,520 ft
Injected (12mo)
—
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 1,688 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| TANNEHILL | 1,361 ft | +327 ft |
| BLUFF CREEK | 1,464 ft | +224 ft |
| BLUFF CRK | 1,464 ft | +224 ft |
| FLIPPEN SAND | 1,512 ft | +176 ft |
| FLIPPEN SD. | 1,512 ft | +176 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 |
|---|---|
| 1,514–1,520 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 102 ft | 80 sx |
| 2.375" | 1,567 ft | — |
| 4.5" | 1,613 ft | 100 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record.
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
- 7
- Max Depth
- 1,900 ft
- Drill Type
- Vertical
- County
- SHACKELFORD
- District
- 7
- Operator
- CLAVO OIL LLC
- Completed
- 1996-03-01
Operator
- Name
- CLAVO OIL, LLC
- Location
- GRAHAM
- P-5 Status
- X (filed 2026-03-25)
- Cum Oil (all leases)
- 262,197 bbl
- Cum Gas (all leases)
- 92,225 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 59