42-135-43699
PRODUCING HorizontalPARKS BELL A1
ECTOR County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2019-06-26
Latest Activity
2019-06-26
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2020-02-17
Shut-In
—
Plugged
—
P-5 Org Status: X
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
2020-02
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 (10) Elevation 2,988 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA BASE (Santa Rosa) | 1,124 ft | +1,864 ft |
| YATES | 3,123 ft | -135 ft |
| SEVEN RIVERS | 3,374 ft | -386 ft |
| QUEEN | 4,049 ft | -1,061 ft |
| GRAYBURG | 4,467 ft | -1,479 ft |
| SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres) | 5,147 ft | -2,159 ft |
| HOLT | 5,647 ft | -2,659 ft |
| GLORIETA | 5,670 ft | -2,682 ft |
| CLEARFORK (Clear Fork) | 7,486 ft | -4,498 ft |
| TUBB | 7,882 ft | -4,894 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 |
|---|---|
| 9,958–22,815 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,971 ft | 1,488 sx |
| 9.625" | 8,806 ft | 1,480 sx |
| 5.5" | 22,914 ft | 3,135 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
- 4007AH
- Max Depth
- 12,000 ft
- Drill Type
- Horizontal
- County
- ECTOR
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2020-02-17
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