42-135-38984
Final Completion HorizontalDORA ROBERTS RANCH DEVONIAN UNIT
ECTOR County · District 8 · CONTINENTAL RESOURCES INC. · DORA ROBERTS (DEVONIAN)
Permits
2
Max Depth
12,375 ft
First Permit
2005-12-09
Latest Activity
2011-11-19
Lifespan
6 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2006-03-30
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: CONTINENTAL RESOURCES INC. ≠ Permit: OXY USA WTP LP
Resolved via: production → CONTINENTAL RESOURCES, 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
1995-10
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 (13) Elevation 2,846 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 744 ft | +2,102 ft |
| YATES | 2,811 ft | +35 ft |
| SEVEN RIVERS | 3,235 ft | -389 ft |
| QUEEN | 4,099 ft | -1,253 ft |
| GRAYBURG | 4,812 ft | -1,966 ft |
| SAN ANDRES | 5,040 ft | -2,194 ft |
| GLORIETA | 5,728 ft | -2,882 ft |
| CLEARFORK (Clear Fork) | 7,072 ft | -4,226 ft |
| SPRABERRY | 7,829 ft | -4,983 ft |
| SPRABERRY UPPER DEAN (Spraberry) | 8,900 ft | -6,054 ft |
| WOLFCAMP | 9,054 ft | -6,208 ft |
| STRAWN | 9,994 ft | -7,148 ft |
| DEVONIAN | 11,700 ft | -8,854 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 (2)
| Interval | Type |
|---|---|
| 8,060–10,717 ft | Perforated |
| 12,144–15,899 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.875" | 300 ft | 375 sx |
| 13.375" | 300 ft | 375 sx |
| 9.625" | 5,505 ft | 1,800 sx |
| 7" | 11,790 ft | 1,225 sx |
Permit History (2)
Applications (2)
Records & Logs
3 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
- 509
- Max Depth
- 12,375 ft
- Drill Type
- Horizontal
- County
- ECTOR
- District
- 8
- Operator
- CONTINENTAL RESOURCES INC.
- Completed
- 2006-03-30
Operator
- Name
- CONTINENTAL RES, INC
- Location
- OKLAHOMA CI, TY
- P-5 Status
- Active (filed 2025-12-03)
- Cum Oil (all leases)
- 72,675,790 bbl
- Cum Gas (all leases)
- 79,838,988 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 493