42-291-32688
Final Completion DirectionalDOBERMAN UNIT
LIBERTY County · District 3 · DAYLIGHT PETROLEUM LLC · MOSS BLUFF NORTH (YEGUA EY-4)
Permits
5
Max Depth
15,500 ft
First Permit
2006-12-27
Latest Activity
2010-09-07
Lifespan
4 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2010-11-17
Shut-In
—
Plugged
2023-11-16
EWA / Permit operator mismatch
Scheduling: DAYLIGHT PETROLEUM LLC ≠ Permit: CARRIZO OIL & GAS, INC.
Resolved via: scheduling → DAYLIGHT PETROLEUM 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
2007-05
Last Production
2024-02
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 (7) Elevation 29 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| HET | 6,510 ft | -6,481 ft |
| TOP FRIO (Frio) | 6,915 ft | -6,886 ft |
| VICKSBURG | 10,235 ft | -10,206 ft |
| MOODY'S BRANCH | 12,260 ft | -12,231 ft |
| MOODY'S RANCH | 12,260 ft | -12,231 ft |
| TOP DY | 12,820 ft | -12,791 ft |
| NOD MEX | 12,870 ft | -12,841 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 (10)
| Interval | Type |
|---|---|
| 12,854–12,924 ft | Perforated |
| 12,932–12,995 ft | Perforated |
| 13,001–13,117 ft | Perforated |
| 13,006–13,010 ft | Perforated |
| 13,035–13,039 ft | Perforated |
| 13,060–13,099 ft | Perforated |
| 13,065–13,039 ft | Perforated |
| 13,120–13,138 ft | Perforated |
| 13,202–13,206 ft | Perforated |
| 13,228–13,232 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 3,006 ft | 2,810 sx |
| 9.625" | 10,270 ft | 250 sx |
| 4.5" | 13,160 ft | 127 sx |
| 4.5" | 14,345 ft | 13,714 sx |
Permit History (5)
DOBERMAN UNIT · 13,500 ft
2010-09-07
Spud 2010-09-29
DOBERMAN UNIT · 13,500 ft
2010-09-07
DOBERMAN UNIT · 15,500 ft
2006-12-27
Spud 2007-01-21
DOBERMAN GAS UNIT · 15,500 ft
2006-12-27
Spud 2007-01-21
DOBERMAN GAS UNIT · 15,500 ft
2006-12-27
Spud 2007-01-21
Applications (5)
Records & Logs
4 completion filings on record · 2 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
- 15,500 ft
- Drill Type
- Directional
- County
- LIBERTY
- District
- 3
- Operator
- DAYLIGHT PETROLEUM LLC
- Completed
- 2010-11-17
Operator
- Name
- DAYLIGHT PETRO LLC
- Location
- HOUSTON
- P-5 Status
- Active (filed 2026-04-07)
- Cum Oil (all leases)
- 2,142,014 bbl
- Cum Gas (all leases)
- 8,381,191 mcf
- Activities
- CSGD/G, G/PUR, GTHS/G, OPRS/G, OPRS/O
- Total Permits
- 7