42-391-32682
Final CompletionLAMBERT M. F.
REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5900 SAND)
Permits
4
Max Depth
6,500 ft
First Permit
2005-07-06
Latest Activity
2011-01-12
Lifespan
6 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2005-08-09
Shut-In
—
Plugged
—
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 (10) Elevation 54 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SURFACE SAND CLAY | 1,500 ft | -1,446 ft |
| LARGARTO (Lagarto) | 2,750 ft | -2,696 ft |
| OAKVILLE | 3,300 ft | -3,246 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 4,100 ft | -4,046 ft |
| ANAHAC (MIOCENE) | 4,365 ft | -4,311 ft |
| ANAHUAC (MIOCENE) (Anahuac) | 4,365 ft | -4,311 ft |
| FRIO-GRETA (OLIGOCENE) (Frio) | 4,785 ft | -4,731 ft |
| MIDDLE FRIO (SINTON) (Frio) | 5,400 ft | -5,346 ft |
| LOWER FRIO (Frio) | 6,200 ft | -6,146 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 6,200 ft | -6,146 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 (4)
| Interval | Type |
|---|---|
| 5,156–5,171 ft | Perforated |
| 5,761–5,769 ft | Perforated |
| 5,876–5,880 ft | Perforated |
| 5,886–5,892 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,400 ft | 673 sx |
| 5.5" | 6,200 ft | 975 sx |
Permit History (4)
M. F. LAMBERT · 6,200 ft
2011-01-12
Spud 2011-02-01
M. F. LAMBERT · 6,200 ft
2011-01-12
TOM O'CONNOR (5800 SD) FLD. UNIT · 6,200 ft
2008-07-23
Spud 2008-07-08
LAMBERT, M. F. · 6,500 ft
2005-07-06
Spud 2005-07-19
Applications (4)
Records & Logs
5 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
- 157
- Max Depth
- 6,500 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 2005-08-09
Operator
- Name
- HILCORP ENGY CO
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-03-27)
- Cum Oil (all leases)
- 75,699,281 bbl
- Cum Gas (all leases)
- 1,779,939,645 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,428