42-173-37193
PRODUCING HorizontalCALVERLEY 9-4
GLASSCOCK County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2015-06-04
Latest Activity
2015-06-04
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2016-02-21
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: RSP PERMIAN, LLC
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
2015-10
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 2,647 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 1,020 ft | +1,627 ft |
| YATES | 2,196 ft | +451 ft |
| SEVEN RIVERS | 2,321 ft | +326 ft |
| QUEEN | 2,764 ft | -117 ft |
| GRAYBURG | 3,452 ft | -805 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 3,741 ft | -1,094 ft |
| CLEARFORK (Clear Fork) | 5,647 ft | -3,000 ft |
| WICHITA ALBANY (Wichita-Albany) | 6,138 ft | -3,491 ft |
| SPRABERRY | 6,739 ft | -4,092 ft |
| GLORIETA | — | — |
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 |
|---|---|
| 9,394–18,618 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 498 ft | 500 sx |
| 9.625" | 8,240 ft | 750 sx |
| 5.5" | 18,846 ft | 1,975 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
- 4H
- Max Depth
- 12,000 ft
- Drill Type
- Horizontal
- County
- GLASSCOCK
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2016-02-21
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