42-439-33469
Final Completion HorizontalDEAN UNIT
TARRANT County · District 9 · CARRIZO OIL & GAS INC. · NEWARK EAST (BARNETT SHALE)
Permits
3
Max Depth
9,000 ft
First Permit
2008-06-21
Latest Activity
2008-10-11
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: CARRIZO OIL & GAS INC. ≠ Production: EAGLERIDGE OPERATING, LLC (reported 2026-04)
Resolved via: production → EAGLERIDGE OPERATING, 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
2008-09
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 (3) Elevation 681 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE CRETACEOUS (Base Cretaceous (marker)) | 1,475 ft | -794 ft |
| TOP BARNETT SHALE (Barnett) | 7,999 ft | -7,318 ft |
| TOP OF BARNETT SHALE (Barnett) | 7,999 ft | -7,318 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 (1)
| Interval | Type |
|---|---|
| 8,430–11,542 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,630 ft | 625 sx |
| 5.5" | 11,660 ft | 1,456 sx |
Permit History (3)
Applications (3)
Records & Logs
4 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
- 4H
- Max Depth
- 9,000 ft
- Drill Type
- Horizontal
- County
- TARRANT
- District
- 9
- Operator
- CARRIZO OIL & GAS INC.
Operator
- Location
- HOUSTON
- P-5 Status
- Inactive (filed 2021-01-07)
- Cum Oil (all leases)
- 2,699,592 bbl
- Cum Gas (all leases)
- 336,056,277 mcf
- Total Permits
- 1,194