42-173-36374
Final CompletionCALVERLEY 9
GLASSCOCK County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2014-02-21
Latest Activity
2014-02-21
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2014-07-15
Shut-In
—
Plugged
2024-05-14
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: ADVENTURE EXPL PARTNERS II, LLC
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
2014-04
Last Production
2024-03
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 2,654 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 2,142 ft | +512 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,680 ft | -1,026 ft |
| SPRABERRY | 6,554 ft | -3,900 ft |
| MISSISSIPPIAN | 10,813 ft | -8,159 ft |
| CLEARFORK (Clear Fork) | — | — |
| GLORIETA | — | — |
| GRAYBURG | — | — |
| QUEEN | — | — |
| SANTA ROSA | — | — |
| SEVEN RIVERS | — | — |
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 |
|---|---|
| 8,398–11,290 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 379 ft | 400 sx |
| 8.625" | 4,031 ft | 1,090 sx |
| 5.5" | 11,500 ft | 1,465 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing 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
- 1A
- Max Depth
- 12,000 ft
- Drill Type
- Vertical
- County
- GLASSCOCK
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2014-07-15
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