42-135-40727
Final CompletionHEADLEE
ECTOR County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
3
Max Depth
12,000 ft
First Permit
2011-01-11
Latest Activity
2012-09-11
Lifespan
2 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2011-04-02
Shut-In
—
Plugged
2025-04-28
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: RSP PERMIAN, LLC
Resolved via: production → COG 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
2010-02
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 (4) Elevation 2,970 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CLEARFORK (Clear Fork) | 7,460 ft | -4,490 ft |
| SPRABERRY | 8,244 ft | -5,274 ft |
| WOLFCAMP | 9,503 ft | -6,533 ft |
| STRAWN | 10,642 ft | -7,672 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 |
|---|---|
| 8,686–10,730 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,627 ft | 1,200 sx |
| 8.625" | 5,470 ft | 650 sx |
| 5.5" | 10,947 ft | 1,160 sx |
Permit History (3)
Applications (3)
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 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
- 3402
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- ECTOR
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2011-04-02
Operator
- Name
- COG OPER LLC
- Location
- MIDLAND
- P-5 Status
- X (filed 2026-06-02)
- Cum Oil (all leases)
- 645,285,792 bbl
- Cum Gas (all leases)
- 305,183,488 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 4,538