42-389-36704
Final Completion HorizontalSAM BIRD 6-3
REEVES County · District 8 · COG OPERATING LLC · PHANTOM (WOLFCAMP)
Permits
1
Max Depth
11,000 ft
First Permit
2018-01-08
Latest Activity
2018-01-08
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2018-05-11
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: COG OPERATING LLC ≠ Production: U.S. ENERGY DEVELOPMENT CORP (reported 2026-04)
Resolved via: production → U.S. ENERGY DEVELOPMENT CORP
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
2015-04
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 (10) Elevation 2,631 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| FORD-DELAWARE (Delaware) | 2,500 ft | +131 ft |
| CASTILLE (Castile) | 2,800 ft | -169 ft |
| DELAWARE | 4,852 ft | -2,221 ft |
| BELL CANYON | 4,890 ft | -2,259 ft |
| CHERRY CANYON | 5,815 ft | -3,184 ft |
| DELAWARE CONSOLIDATED GAS (Delaware) | 6,500 ft | -3,869 ft |
| BONE SPRINGS (Bone Spring) | 8,009 ft | -5,378 ft |
| WOLFCAMP | 10,542 ft | -7,911 ft |
| PENNSYLVANIAN | — | — |
| PERMIAN (Permian (undifferentiated)) | — | — |
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 ↗
Offset Well Tops (nearest 8 wells with tops)
What nearby completed wells reported.
Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).
Perforations (1)
| Interval | Type |
|---|---|
| 11,426–18,909 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 2,214 ft | 1,890 sx |
| 9.625" | 10,552 ft | 1,265 sx |
| 5.5" | 19,080 ft | 4,740 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record · 2 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.
Well Details
- Well Number
- 71H
- Max Depth
- 11,000 ft
- Drill Type
- Horizontal
- County
- REEVES
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2018-05-11
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
- 4,538