42-461-36329
PRODUCINGNEAL RANCH 37
UPTON County · District 7 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
10,800 ft
First Permit
2009-07-01
Latest Activity
2009-07-01
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2009-08-15
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
2008-10
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 (4) Elevation 2,822 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| UPPER SPRABERRY (Spraberry) | 7,763 ft | -4,941 ft |
| LOWER SPRABERRY (Spraberry) | 8,447 ft | -5,625 ft |
| DEAN | 9,029 ft | -6,207 ft |
| WOLFCAMP | 9,290 ft | -6,468 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 |
|---|---|
| 7,763–10,197 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 414 ft | 240 sx |
| 5.5" | 10,500 ft | 1,150 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
- 3
- Max Depth
- 10,800 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- COG OPERATING LLC
- Completed
- 2009-08-15
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