42-317-43245
SHUT IN HorizontalJOHNSON RANCH
MARTIN County · District 8 · COG OPERATING LLC · SPRABERRY (TREND AREA)
Permits
1
Max Depth
12,000 ft
First Permit
2020-10-09
Latest Activity
2020-10-09
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2022-10-25
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
2007-11
Last Production
2026-07
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 2,895 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SANTA ROSA | 1,275 ft | +1,620 ft |
| YATES | 2,983 ft | -88 ft |
| SEVEN RIVERS | 3,282 ft | -387 ft |
| QUEEN | 3,797 ft | -902 ft |
| GRAYBURG | 4,720 ft | -1,825 ft |
| SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres) | 4,967 ft | -2,072 ft |
| SPRABERRY | 8,044 ft | -5,149 ft |
| CISCO | — | — |
| DEAN | — | — |
| 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 |
|---|---|
| 9,298–24,495 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 1,849 ft | 1,345 sx |
| 9.625" | 8,559 ft | 1,935 sx |
| 5.5" | 24,578 ft | 3,500 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 and the UL library can't be deep-linked — clicking copies the API for you to paste.
Well Details
- Well Number
- 405LH
- Max Depth
- 12,000 ft
- Drill Type
- Horizontal
- County
- MARTIN
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2022-10-25
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