42-329-01245
Final CompletionPEGASUS SPRABERRY UNIT
MIDLAND County · District 7 · COG OPERATING LLC · PEGASUS (SPRABERRY)
Permits
1
Max Depth
7,794 ft
First Permit
1986-09-19
Latest Activity
1986-09-19
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
1993-03-19
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.
Resolved via: scheduling → 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
2010-07
Injection / Disposal
MIDLAND County disposal market →Permitted Volume
1,000 bbl/d
Max Pressure
1,100 psi
Injection Interval
7,612–7,794 ft
Injected (12mo)
—
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 (2) Elevation 2,845 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SAN ANDRES | 5,617 ft | -2,772 ft |
| SPRABERRY | 7,612 ft | -4,767 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 |
|---|---|
| 5,617–5,636 ft | Perforated |
| 7,565–7,794 ft | Perforated |
| 7,565–7,794 ft | Open hole |
| 7,612–7,794 ft | Open hole |
Casing (6)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 356 ft | 250 sx |
| 10.75" | 365 ft | — |
| 7" | 7,326 ft | — |
| 7" | 7,596 ft | 450 sx |
| 7" | 7,612 ft | 400 sx |
| 7" | 7,612 ft | — |
Permit History (1)
Applications (1)
Records & Logs
7 completion filings on record.
+1 more filings
Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.
No GPS coordinates yet
Well Details
- Well Number
- 901
- Max Depth
- 7,794 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 7
- Operator
- COG OPERATING LLC
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