← Wells

42-391-01398

Final Completion

LAMBERT, M.F.

REFUGIO County · District 2 · HILCORP ENERGY COMPANY

Permits

3

Max Depth

5,835 ft

First Permit

2003-03-12

Latest Activity

2023-01-10

Lifespan

20 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

PENNZOIL EXPLORATION & PROD. CO. 1993-1999→ QUINTANA PET. CORP. 1993-2000→ PENNZENERGY EXP. & PROD., L.L.C. 1999-2000→ DEVON ENERGY PRODUCTION CO, L.P. 2000-2002→ HILCORP ENERGY COMPANY 2000-2026

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Gas
production & DCA →
Gas
production & DCA →
Oil
production & DCA →
Oil
production & DCA →
Oil
production & DCA →

Formation Tops (10) Elevation 59 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LOWER FRIO (OLIG) (Frio)1 ft+58 ft
SURFACE SAND CLAY1,500 ft-1,441 ft
LARGARTO (Lagarto)2,750 ft-2,691 ft
OAKVILLE 3,300 ft-3,241 ft
CATAHOULA (MIOCENE) (Catahoula)4,100 ft-4,041 ft
ANAHUAC (MIOCENE) (Anahuac)4,365 ft-4,306 ft
FRIO - GRETA (Frio)4,785 ft-4,726 ft
FRIO-GRETA (OLIG) (Frio)4,785 ft-4,726 ft
MIDDLE FRIO (SINTON) (Frio)5,400 ft-5,341 ft
LOWER FRIO (OLIG) (Frio)——

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
✓ 42-391-01375 TOM O'CONNOR (5800 SD)FIELD UNIT · QUINTANA PET. CORP.
0.1 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,300'Oakville 3,600'Anahuac 4,100'Frio 4,365'Frio 4,365'Frio 5,000'Frio 5,880'
✓ 42-391-31923 TOM O'CONNOR (5800'SD)FIELD UNIT · QUINTANA PET. CORP.
0.2 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,637'Anahuac 4,100'Frio 4,362'Greta 4,362'Frio 4,365'Greta 4,785'Frio 4,785'Frio 5,000'Frio 5,880' +1 more
✓ 42-391-30315 TOM O'CONNOR (5800'SD)FIELD UNIT · QUINTANA PET. CORP.
0.2 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,300'Anahuac 4,100'Frio 4,362'Frio 4,365'Frio 5,000'Frio 5,880'NO CHANGE —
✓ 42-391-01364 TOM O'CONNOR (5800'SD)FIELD UNIT · QUINTANA PET. CORP.
0.3 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,300'Catahoula 3,300'Anahuac 4,100'Anahuac 4,100'Frio 4,365'Frio 4,365'Frio 4,365'Frio 5,000'5400 5,342' +4 more
✓ 42-391-32696 TOM O'CONNOR (5800 SD) FLD. UNIT · HILCORP ENERGY COMPANY
0.3 mi
Lagarto 2,750'Oakville 3,300'Catahoula 3,620'CATHOULA 3,620'Catahoula 4,100'Anahuac 4,365'Frio 4,366'Frio 4,785'Frio 5,400'Frio 8,288'NO CHANGE —Frio — +1 more
✓ 42-391-31888 TOM O'CONNOR (5800 SD) FLD UNIT · QUINTANA PET. CORP.
0.3 mi
Lagarto 1,500'Oakville 2,750'Catahoula 3,300'Catahoula 3,656'Anahuac 4,100'Frio 4,365'Frio 4,406'Frio 5,000'Frio 5,880'Jackson —NO CHANGE —
✓ 42-391-30343 TOM O'CONNOR (5800SD) FLD UNIT · QUINTANA PET. CORP.
0.4 mi
SURFACE SAND CLAY 1,500'Lagarto 2,750'Oakville 3,300'Catahoula 3,370'Anahuac 4,365'4400 SAND 4,376'Greta 4,440'Frio 4,785'Frio 5,400'
✓ 42-391-32794 TOM O'CONNOR (5800 SD) FLD. UNIT · HILCORP ENERGY COMPANY
0.4 mi
Lagarto 2,750'Oakville 3,300'Catahoula 3,614'Catahoula 4,100'Oakville 4,100'Anahuac 4,365'ANANHUAC 4,365'Frio 4,389'Frio 4,785'Frio 5,400'Frio 8,220'Frio 8,220' +4 more

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (3)

IntervalType
4,368–4,376 ftPerforated
4,866–4,876 ftPerforated
5,272–5,277 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"1,010 ft460 sx
7"5,835 ft705 sx

Permit History (3)

#886971 Recompletion Final Completion

LAMBERT, M.F. · 5,835 ft

2023-01-10

Spud 2022-12-14

#551475 Recompletion Final Completion

LAMBERT GAS UNIT · 5,835 ft

2004-09-27

#529312 Recompletion Final Completion

LAMBERT, M. F. · 5,835 ft

2003-03-12

Spud 2003-03-07

Applications (3)

#886971 A HILCORP ENERGY COMPANY
received 2023-01-05
#551475 A HILCORP ENERGY COMPANY
received 2004-09-23
#529312 A HILCORP ENERGY COMPANY
received 2003-03-07

Records & Logs

6 completion filings on record · 1 with log images at RRC.

W-2/G-1 2023-01-18
W-2/G-1 2004-11-10 log on file
W-2/G-1 2005-03-02
W-2/G-1 2003-03-27
W-2/G-1 2003-05-06
W-2/G-1 1984-01-12
Completion packets + logs ↗ Wellbore 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.

Google Maps → Explorer Map →
Lat 28.331865
Lon -97.183496

Well Details

Well Number
109
Max Depth
5,835 ft
Drill Type
Vertical
County
REFUGIO
District
2
Operator
HILCORP ENERGY COMPANY

Operator

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
3,435