42-445-32329
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TERRY County · District 8 · EF OIL AND GAS INVEST L.L.C. · CY-JACK (LWCC)
Permits
1
Max Depth
11,800 ft
First Permit
2012-02-09
Latest Activity
2012-02-09
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2012-07-13
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: EF OIL AND GAS INVEST L.L.C. ≠ Permit: TRAIL MOUNTAIN, INC.
Resolved via: scheduling → EF OIL AND GAS INVEST L.L.C.
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
2012-05
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 3,455 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| RUSTLER | 2,483 ft | +972 ft |
| YATES | 3,170 ft | +285 ft |
| SAN ANDRES | 4,540 ft | -1,085 ft |
| GLORIETA | 6,144 ft | -2,689 ft |
| CLEAR FORK | 6,354 ft | -2,899 ft |
| DEAN SD (Dean) | 8,938 ft | -5,483 ft |
| LEONARD LOWER (Leonard) | 9,233 ft | -5,778 ft |
| WOLFCAMP SHALE (Wolfcamp) | 9,497 ft | -6,042 ft |
| PENNSYLVANIAN | 10,571 ft | -7,116 ft |
| STRAWN | 11,008 ft | -7,553 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 ↗
Perforations (7)
| Interval | Type |
|---|---|
| 8,031–8,200 ft | Perforated |
| 8,603–8,846 ft | Perforated |
| 9,213–9,407 ft | Perforated |
| 9,444–9,754 ft | Perforated |
| 10,056–10,128 ft | Perforated |
| 10,520–10,670 ft | Perforated |
| 10,759–10,984 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 479 ft | 475 sx |
| 8.625" | 4,717 ft | 1,235 sx |
| 5.5" | 11,500 ft | 430 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
- 1
- Max Depth
- 11,800 ft
- Drill Type
- Vertical
- County
- TERRY
- District
- 8
- Operator
- EF OIL AND GAS INVEST L.L.C.
- Completed
- 2012-07-13
Operator
- Location
- BEAVER
- P-5 Status
- Active (filed 2026-01-28)
- Cum Oil (all leases)
- 8,900 bbl
- Cum Gas (all leases)
- — mcf
- Activities
- OPRS/O