42-391-31263
Final CompletionLAMBERT M. F. H
REFUGIO County · District 2 · PENNZOIL EXPLORATION & PROD. CO. · GRETA DEEP (5800)
Permits
5
Max Depth
6,000 ft
First Permit
1978-06-12
Latest Activity
2010-10-18
Lifespan
32 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1980-01-02
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: PENNZOIL EXPLORATION & PROD. CO. ≠ Production: HILCORP ENERGY COMPANY (reported 2011-04)
EWA / Permit operator mismatch
Scheduling: PENNZOIL EXPLORATION & PROD. CO. ≠ Permit: HILCORP ENERGY COMPANY
Resolved via: scheduling → PENNZOIL EXPLORATION & PROD. CO.
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
1993-01
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 (8) Elevation 70 ft (KB)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 2,750 ft | -2,680 ft |
| OAKVILLE | 4,100 ft | -4,030 ft |
| GRETA 4400 (Greta) | 4,345 ft | -4,275 ft |
| MIOCENE (Miocene (undifferentiated)) | 4,365 ft | -4,295 ft |
| WILDCAT | 5,052 ft | -4,982 ft |
| GRETA 5100 (Greta) | 5,095 ft | -5,025 ft |
| FRIO | 5,890 ft | -5,820 ft |
| NO CHANGE | — | — |
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 |
|---|---|
| 2,658–2,664 ft | Perforated |
| 4,127–4,138 ft | Perforated |
| 4,349–4,353 ft | Perforated |
| 5,086–5,092 ft | Perforated |
| 5,821–5,825 ft | Perforated |
Casing (8)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,010 ft | 500 sx |
| 9.625" | 1,346 ft | 525 sx |
| 9.625" | 1,346 ft | 525 sx |
| 1.5" | 4,274 ft | — |
| 2.375" | 5,800 ft | — |
| 7" | 5,835 ft | 500 sx |
| 5.5" | 5,979 ft | — |
| 5.5" | 5,980 ft | 850 sx |
Permit History (5)
LAMBERT GAS UNIT · 5,890 ft
2010-10-18
Spud 2010-12-15
LAMBERT GAS UNIT · 5,890 ft
2010-10-18
LAMBERT, M. F. · 5,890 ft
2003-04-23
Spud 2003-05-08
LAMBERT, M. F "H" · 5,800 ft
1996-12-13
Spud 1996-10-09
LAMBERT, M. F. · 6,000 ft
1978-06-12
Spud 1978-07-10
Applications (5)
Records & Logs
8 completion filings on record · 3 with log images at RRC.
+2 more filings
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
- H109
- Max Depth
- 6,000 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- PENNZOIL EXPLORATION & PROD. CO.
- Completed
- 1980-01-02
Operator
- Location
- CARTHAGE
- P-5 Status
- Inactive (filed 1998-04-23)
- Cum Oil (all leases)
- 28,665,122 bbl
- Cum Gas (all leases)
- 504,481,960 mcf
- Total Permits
- 1,023