42-163-33433
Final Completion HorizontalJOHNSTON
FRIO County · District 1 · EF ENERGY L.L.C. · PEARSALL (AUSTIN CHALK)
Permits
4
Max Depth
6,200 ft
First Permit
2010-10-13
Latest Activity
2012-07-02
Lifespan
2 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2012-04-05
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: EF ENERGY L.L.C. ≠ Production: CABOT OIL & GAS CORPORATION (reported 2015-08)
Resolved via: scheduling → EF ENERGY 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
2011-08
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 (6) Elevation 550 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| OLMOS | 4,196 ft | -3,646 ft |
| AUSTIN CHALK | 5,232 ft | -4,682 ft |
| AUSTIN CHALK | 5,236 ft | -4,686 ft |
| EAGLE FORD | 5,830 ft | -5,280 ft |
| EAGLE FORD | 5,867 ft | -5,317 ft |
| EAGLEFORD (Eagle Ford) | 5,867 ft | -5,317 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 (4)
| Interval | Type |
|---|---|
| 5,682–5,800 ft | Perforated |
| 6,240–6,342 ft | Perforated |
| 6,896–11,360 ft | Perforated |
| 6,896–11,382 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 2,980 ft | 1,235 sx |
| 5.5" | 11,571 ft | 1,150 sx |
Permit History (4)
Applications (4)
Records & Logs
4 completion filings on record · 3 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
- 1ST
- Max Depth
- 6,200 ft
- Drill Type
- Horizontal
- County
- FRIO
- District
- 1
- Operator
- EF ENERGY L.L.C.
- Completed
- 2012-04-05
Operator
- Name
- EF ENGY, L.L.C
- Location
- HOUSTON
- P-5 Status
- Inactive (filed 2014-06-04)
- Cum Oil (all leases)
- 1,353,244 bbl
- Cum Gas (all leases)
- — mcf
- Total Permits
- 64