42-317-34011
SHUT INMABEE MERCURY
MARTIN County · District 8 · COG OPERATING LLC · MERCURY M. (FUSSELMAN)
Permits
1
Max Depth
13,350 ft
First Permit
1995-06-09
Latest Activity
1995-06-09
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1995-09-14
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: SANTA FE ENERGY RESOURCES, 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
1995-09
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 2,958 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 3,075 ft | -117 ft |
| SAN ANDRES | 4,676 ft | -1,718 ft |
| DEAN | 9,498 ft | -6,540 ft |
| STRAWN | 10,879 ft | -7,921 ft |
| SILURIAN (Silurian (undifferentiated)) | 12,225 ft | -9,267 ft |
| ELLENBURGER | 13,255 ft | -10,297 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 |
|---|---|
| 12,805–12,816 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 358 ft | 400 sx |
| 9.625" | 4,552 ft | 1,600 sx |
| 7" | 10,898 ft | 835 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
- 1
- Max Depth
- 13,350 ft
- Drill Type
- Vertical
- County
- MARTIN
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 1995-09-14
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