42-329-32208
Final CompletionPEGASUS SAN ANDRES ROYALTY UNIT
MIDLAND County · District 7 · COG OPERATING LLC · PEGASUS (SAN ANDRES)
Permits
1
Max Depth
5,800 ft
First Permit
1990-01-31
Latest Activity
1990-01-31
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2001-02-16
Shut-In
—
Plugged
2019-07-31
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.
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
Injection / Disposal
MIDLAND County disposal market →Permitted Volume
1,000 bbl/d
Max Pressure
2,000 psi
Injection Interval
5,090–5,640 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2019-08-01)
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 2,860 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| GRAYBURG | 4,542 ft | -1,682 ft |
| SAN ANDRES | 5,596 ft | -2,736 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 |
|---|---|
| 5,600–5,620 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 430 ft | 450 sx |
| 5.5" | 5,780 ft | 2,445 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 1 with log images at RRC.
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
- 28
- Max Depth
- 5,800 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 7
- Operator
- COG OPERATING LLC
- Completed
- 2001-02-16
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