42-461-03310
Final CompletionPEGASUS SPRABERRY UNIT
UPTON County · District 7 · COG OPERATING LLC · PEGASUS (SPRABERRY)
Permits
1
Max Depth
13,064 ft
First Permit
2000-02-24
Latest Activity
2000-02-24
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2000-06-30
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: HENRY PETROLEUM CORP.
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
1993-01
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 (6) Elevation 2,883 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| PENNSYLVANIAN | 1,000 ft | +1,883 ft |
| SPRABERRY | 7,600 ft | -4,717 ft |
| WOLFCAMP | 9,160 ft | -6,277 ft |
| DEVONIAN | 11,240 ft | -8,357 ft |
| MONTOYA | 12,100 ft | -9,217 ft |
| ELLENBURGER | 12,765 ft | -9,882 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 (4)
| Interval | Type |
|---|---|
| 7,599–7,776 ft | Perforated |
| 12,764–13,064 ft | Perforated |
| 12,764–13,064 ft | Open hole |
| ?–12,008 ft | Perforated |
Casing (9)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 440 ft | 400 sx |
| 13.375" | 440 ft | — |
| 9.625" | 4,805 ft | 3,300 sx |
| 9.625" | 4,805 ft | 3,300 sx |
| 7.875" | 9,262 ft | — |
| 9.625" | 9,265 ft | 1,430 sx |
| 7.625" | 9,265 ft | 2,236 sx |
| 5.5" | 12,764 ft | 885 sx |
| 5.5" | 12,764 ft | — |
Permit History (1)
Applications (1)
Records & Logs
7 completion filings on record · 1 with log images at RRC.
+1 more filings
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
- 1604
- Max Depth
- 13,064 ft
- Drill Type
- Vertical
- County
- UPTON
- District
- 7
- Operator
- COG OPERATING LLC
- Completed
- 2000-06-30
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
- 4,550