42-251-31860
PRODUCING HorizontalCLIFFORD T GU
JOHNSON County · District 9 · FORMENTERA OPERATIONS LLC · NEWARK EAST (BARNETT SHALE)
Permits
1
Max Depth
9,000 ft
First Permit
2007-05-29
Latest Activity
2007-05-29
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2007-09-18
Shut-In
—
Plugged
—
P-5 Org Status: X
EWA / Permit operator mismatch
Scheduling: FORMENTERA OPERATIONS LLC ≠ Permit: DEVON ENERGY PRODUCTION CO, L.P.
Resolved via: production → FORMENTERA OPERATIONS 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
2007-09
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 (5) Elevation 695 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BIG SALINE | 6,754 ft | -6,059 ft |
| LOWER MARBLE FALLS (Marble Falls) | 7,248 ft | -6,553 ft |
| LOWER MARBLE FALLS (Marble Falls) | 7,362 ft | -6,667 ft |
| UPPER BARENTT SHALE | 7,390 ft | -6,695 ft |
| UPPER BARNETT SHALE (Barnett) | 7,390 ft | -6,695 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 (5)
| Interval | Type |
|---|---|
| 7,713–8,147 ft | Perforated |
| 8,253–8,687 ft | Perforated |
| 8,553–8,687 ft | Perforated |
| 8,793–9,227 ft | Perforated |
| 77,136–8,147 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,442 ft | 510 sx |
| 5.5" | 9,303 ft | 1,470 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings 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
- 1H
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- JOHNSON
- District
- 9
- Operator
- FORMENTERA OPERATIONS LLC
- Completed
- 2007-09-18
Operator
- Location
- AUSTIN
- P-5 Status
- X (filed 2026-06-11)
- Cum Oil (all leases)
- 7,170,117 bbl
- Cum Gas (all leases)
- 53,235,974 mcf
- Activities
- CSGD/P, G/PUR, OPRS/G, OPRS/O
- Total Permits
- 71