42-495-34255
Final Completion HorizontalMULLIGAN UNIT
WINKLER County · District 8 · COG OPERATING LLC · PHANTOM (WOLFCAMP)
Permits
1
Max Depth
14,000 ft
First Permit
2018-11-28
Latest Activity
2018-11-28
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2019-05-26
Shut-In
—
Plugged
—
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
2019-05
Last Production
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 2,876 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER - POSSIBLE FLOW; POSSIBL (Rustler) | 725 ft | +2,151 ft |
| COLBY-QUEEN | 3,200 ft | -324 ft |
| YATES | 3,200 ft | -324 ft |
| QUEEN-SEVEN RIVERS (Queen) | 3,400 ft | -524 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 4,400 ft | -1,524 ft |
| HOLT | 4,800 ft | -1,924 ft |
| DELAWARE | 5,000 ft | -2,124 ft |
| GLORIETA | 5,600 ft | -2,724 ft |
| CLEARFORK (Clear Fork) | 6,200 ft | -3,324 ft |
| WICHITA ALBANY (Wichita-Albany) | 6,850 ft | -3,974 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 ↗
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 |
|---|---|
| 12,198–21,890 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,179 ft | 1,090 sx |
| 10.75" | 4,927 ft | 765 sx |
| 7.625" | 12,102 ft | 1,415 sx |
| 5.5" | 22,048 ft | 1,785 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
- 1001H
- Max Depth
- 14,000 ft
- Drill Type
- Horizontal
- County
- WINKLER
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2019-05-26
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