42-003-47195
Final Completion HorizontalMABEE 240C
ANDREWS County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
2
Max Depth
18,000 ft
First Permit
2015-08-03
Latest Activity
2015-08-03
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2015-11-02
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: RELIANCE ENERGY, 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
2009-02
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 (19) Elevation 2,981 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 3,131 ft | -150 ft |
| SEVEN RIVERS | 3,449 ft | -468 ft |
| QUEEN | 4,199 ft | -1,218 ft |
| GRAYBURG | 4,846 ft | -1,865 ft |
| SAN ANDRES - CO2 FLOOD, HIGH FLO (San Andres) | 5,133 ft | -2,152 ft |
| CLEARFORK (Clear Fork) | 6,997 ft | -4,016 ft |
| SPRABERRY | 8,754 ft | -5,773 ft |
| CANYON | — | — |
| DEAN | — | — |
| GLORIETA | — | — |
| HOLT | — | — |
| LEON | — | — |
| MCKEE | — | — |
| PENNSYLVANIAN | — | — |
| PERMIAN DETRITAL (Permian (undifferentiated)) | — | — |
| STRAWN | — | — |
| TUBB | — | — |
| WICHITA ALBANY (Wichita-Albany) | — | — |
| WOLFCAMP | — | — |
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 |
|---|---|
| 8,386–17,170 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 398 ft | 415 sx |
| 9.625" | 5,956 ft | 1,195 sx |
| 5.5" | 17,170 ft | 2,445 sx |
Permit History (2)
Applications (2)
Records & Logs
3 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
- 143MH
- Max Depth
- 18,000 ft
- Drill Type
- Horizontal
- County
- ANDREWS
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2015-11-02
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