42-461-34908
PRODUCINGCHEVRON 43
UPTON County · District 7 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
2
Max Depth
11,000 ft
First Permit
2005-09-13
Latest Activity
2005-09-13
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2020-10-03
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: TERRACE PETROLEUM CORPORATION
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
2006-01
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 (8) Elevation 2,809 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CLEARFORK (Clear Fork) | 7,458 ft | -4,649 ft |
| SPRABERRY | 7,732 ft | -4,923 ft |
| UPPER SPRABERRY (Spraberry) | 7,732 ft | -4,923 ft |
| LOWER SPRABERRY (Spraberry) | 8,468 ft | -5,659 ft |
| SPRABERRY, LOWER (Spraberry) | 8,468 ft | -5,659 ft |
| JO MILL | 8,618 ft | -5,809 ft |
| DEAN | 9,050 ft | -6,241 ft |
| WOLFCAMP | 9,284 ft | -6,475 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 |
|---|---|
| 7,460–10,325 ft | Perforated |
| 7,776–10,325 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 405 ft | 425 sx |
| 8.625" | 4,725 ft | 400 sx |
| 5.5" | 10,760 ft | 1,150 sx |
Permit History (2)
Applications (2)
Records & Logs
4 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
- 11,000 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- COG OPERATING LLC
- Completed
- 2020-10-03
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
- 4,547