42-405-30390
PRODUCING HorizontalLEIGH ELIZABETH GAS UNIT
SAN AUGUSTINE County · District 6 · APEX NATURAL GAS LLC · CARTHAGE (HAYNESVILLE SHALE)
Permits
3
Max Depth
16,500 ft
First Permit
2010-10-20
Latest Activity
2010-10-20
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
2011-03-12
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: APEX NATURAL GAS LLC ≠ Permit: CABOT OIL & GAS CORPORATION
Resolved via: production → APEX NATURAL GAS, 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
2011-03
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 390 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| JAMES LIME | 7,945 ft | -7,555 ft |
| PETTIT | 8,240 ft | -7,850 ft |
| TRAVIS PEAK | 9,175 ft | -8,785 ft |
| COTTON VALLEY "B" (Cotton Valley) | 11,635 ft | -11,245 ft |
| HAYNESVILLE | 12,650 ft | -12,260 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 (15)
| Interval | Type |
|---|---|
| 14,289–14,469 ft | Perforated |
| 14,557–14,737 ft | Perforated |
| 14,895–15,005 ft | Perforated |
| 15,093–15,273 ft | Perforated |
| 15,361–15,541 ft | Perforated |
| 15,629–15,809 ft | Perforated |
| 15,897–16,077 ft | Perforated |
| 16,165–16,345 ft | Perforated |
| 16,433–16,613 ft | Perforated |
| 16,701–16,881 ft | Perforated |
| 16,970–17,150 ft | Perforated |
| 17,230–17,417 ft | Perforated |
| 17,505–17,685 ft | Perforated |
| 18,360–18,584 ft | Perforated |
| 18,665–18,885 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13" | 2,835 ft | 2,240 sx |
| 7.625" | 12,720 ft | 415 sx |
| 5.5" | 19,025 ft | 730 sx |
Permit History (3)
Applications (3)
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
- 1H
- Max Depth
- 16,500 ft
- Drill Type
- Horizontal
- County
- SAN AUGUSTINE
- District
- 6
- Operator
- APEX NATURAL GAS LLC
- Completed
- 2011-03-12
Operator
- Location
- HOUSTON
- P-5 Status
- Active (filed 2025-06-09)
- Cum Oil (all leases)
- — bbl
- Cum Gas (all leases)
- 10,384,181 mcf
- Activities
- G/PUR, OPRS/G
- Total Permits
- 98