42-391-31434

Final Completion

LAMBERT M. F.

REFUGIO County · District 2 · HILCORP ENERGY COMPANY · TOM OCONNOR (5900 SAND)

Permits

Max Depth

6,400 ft

First Permit

1980-12-22

Latest Activity

2000-03-28

Lifespan

19 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1981-01-26

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Permit: PENNZENERGY EXP. & PROD., L.L.C.

Resolved via: production → HILCORP ENERGY COMPANY

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→ PENNZENERGY EXP. & PROD., L.L.C. 1999-2000→ DEVON ENERGY PRODUCTION CO, L.P. 2000-2002→ HILCORP ENERGY COMPANY 2002-2026

Lease Production

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

Formation Tops (1) Elevation 70 ft (DF)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
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 (2)

Interval	Type
4,130–4,140 ft	Perforated
5,902–5,910 ft	Perforated

Casing (4)

Size	Set Depth	Cement
10.75"	1,295 ft	955 sx
2.375"	5,864 ft	—
7"	6,023 ft	410 sx
7"	6,023 ft	710 sx

Permit History (2)

#493553 Recompletion Final Completion

LAMBERT, M. F. · 4,400 ft

2000-03-28

Spud 2000-09-14

#105918 Drill Long String Casing

LAMBERT, M. F. · 6,400 ft

1980-12-22

Spud 1981-01-06

Applications (2)

#493553 A PENNZENERGY EXP. & PROD., L.L.C.

received 2000-03-28

#105918 A PENNZOIL PRODUCING CO.

received 1980-12-22

Records & Logs

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

W-2/G-1 2021-06-29

W-2/G-1 2010-05-21 log on file

W-2/G-1 2010-07-23

W-2/G-1 1981-02-06

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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in REFUGIO County.

Well Details

Well Number: 149
Max Depth: 6,400 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: HILCORP ENERGY COMPANY
Completed: 1981-01-26

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: 3,429