WELL · 42-391-01328 · DISTRICT 2

Lambert, M.F. #72

N

Refugio County  · Vertical

Lambert, M.F. #72 (API 42-391-01328) is a disposal or injection well in Refugio County operated by Hilcorp Energy Company under an active UIC permit.

The RRC has issued one drilling permit, issued June 2, 2023, permitted to 6,200 ft.

Completion filings report 6 formation tops, including Lagarto, Oakville, Catahoula, Anahuac.

Its lease has reported 22.8M barrels of oil and 14.9M mcf of gas since January 1993, last reporting in July 2026. The lease carries 594 wells, so these are lease totals, not this well alone.

It holds an active disposal or injection permit; TexNet located 0 M2+ earthquakes within 10 km over the last two years.

Operator of record

Hilcorp Energy Company

Houston, TX · P-5 Y, filed Mar 26, 2026 · 3,453 permits on file · (713) 209-2411

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedulenone
Production reportsHilcorp Energy Companythrough Apr 2026
Latest permitHilcorp Energy CompanyJun 2, 2023
6,200
total depth, ft
1
permits on file
Jun 2, 2023
last permit issued
—
completed
22.8M
cumulative oil, bbl
14.9M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
—
Shut in
—
Plugged
—

Surface location

28.329401, -97.204725

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Refugio County.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; they carry 594 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Tom Oconnor (5800 SD) Fld. Unit O-2-5280Tom Oconnor (5800)Hilcorp Energy Company59422.8M14.9MJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 673,200 · prior 12 524,408(+28%)

050K100K150K202420252026

Gas, mcf lease total

Last 12 months 117,526 · prior 12 83,712(+40%)

020K40K60K202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Quintana Pet. Corp.Jan 1993 → Nov 2000
  2. 2Hilcorp Energy CompanyDec 2000 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
890932-99RecompletionHilcorp Energy CompanyMay 27, 2023Jun 2, 2023—6,200

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-2-5280————

Formation tops

As filed on W-2/G-1. Subsea from 55 ft elevation.Download CSV →

FormationMD ftSubsea
Lagarto1,500-1,445
Oakville2,750-2,695
CatahoulaCATAHOULA - DISPOSAL3,300-3,245
CatahoulaCATAHOULA(MIOCENE)3,300-3,245
AnahuacANAHUAC (MIOCENE)4,100-4,045
JacksonJACKSON-YEGUA - DISPOSAL4,265-4,210
FrioFRIO-GRETA(OLIGOCENE)4,365-4,310
FrioFRIO - DISPOSAL5,000-4,945
FrioMIDDLE FRIO (SINTON)5,000-4,945
FrioLOWER FRIO(OLIGOCENE)5,880-5,825
Frio6,200-6,145

Perforations

Perforated and open-hole intervals.

FromToType
4,4144,470Perforated
5,8735,883Perforated
—5,800Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.751,22815.5528 S
10.751,228—528 S
75,9169.875528 S
75,916—528 S

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →

SuffixFiledW-2 / G-1 dateLogs referenced
00Feb 23, 2026Sep 12, 2025—
00Jun 17, 2013Oct 16, 2012—
00May 17, 1996Nov 16, 1995—
00Jan 12, 1984——

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Tom O'Connor (5800 SD) Fld. Unit42-391-32692

0.5 KM · Hilcorp Energy Company · Section with this well →

Lagarto2,750-2,698
Oakville2,900-2,848
Catahoula3,600-3,548
Anahuac4,100-4,048
Catahoula4,100-4,048
Catahoula4,100-4,048
Greta4,300-4,248
Anahuac4,365-4,313

16 TOPS · FIRST 8

M. F. Lambert 'A'42-391-33052

0.6 KM · Hilcorp Energy Company · Section with this well →

Surface1,500-1,448
Catahoula2,585-2,533
Lagarto2,750-2,698
Oakville2,900-2,848
Anahuac4,100-4,048
Greta4,300-4,248
Frio4,430-4,378
Frio4,785-4,733

11 TOPS · FIRST 8

M. F. Lambert "A"42-391-01771

0.8 KM · Hilcorp Energy Company · Section with this well →

Catahoula3,613-3,567
Frio4,432-4,386
Jackson—
NO Change—

Lambert, M.F.42-391-01347

1.0 KM · Hilcorp Energy Company · Section with this well →

Surface Sand Clay1,500-1,002
Lagarto2,750-2,252
Oakville2,900-2,402
Catahoula3,300-2,802
Anahuac4,100-3,602
Frio4,265-3,767
Anahuac4,365-3,867
Frio4,785-4,287

10 TOPS · FIRST 8

Tom O'Connor (5800 SD) Fld. Unit42-391-01345

1.1 KM · Pennzoil Producing Co. · Section with this well →

Catahoula3,647-3,587
Frio4,370-4,310
Jackson—
NO Change—

Lambert, M.F.42-391-01349

1.2 KM · Hilcorp Energy Company · Section with this well →

Lagarto2,750-2,701
Oakville2,900-2,851
Catahoula3,600-3,551
Catahoula4,100-4,051
Anahuac4,100-4,051
Anahuac4,100-4,051
Frio4,265-4,216
Greta4,300-4,251

13 TOPS · FIRST 8

Tom O'Connor (5800 SD) FLD Unit42-391-31888

1.6 KM · Quintana Pet. Corp. · Section with this well →

Lagarto1,500-1,451
Oakville2,750-2,701
Catahoula3,300-3,251
Catahoula3,656-3,607
Anahuac4,100-4,051
Frio4,365-4,316
Frio4,406-4,357
Frio5,000-4,951

11 TOPS · FIRST 8

Tom O'Connor (5800SD) FLD Unit42-391-30343

1.7 KM · Quintana Pet. Corp. · Section with this well →

Surface Sand Clay1,500-1,439
Lagarto2,750-2,689
Oakville3,300-3,239
Catahoula3,370-3,309
Anahuac4,365-4,304
4400 Sand4,376-4,315
Greta4,440-4,379
Frio4,785-4,724

9 TOPS · FIRST 8

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

0
bbl, last 12 reported months
10.4M
bbl, all reported
Sep 2025
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000083708H-1 InjectionActive20,0001,6054,400–4,480

MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS

Last 12 months 0 · prior 12 0

0120242025

TexNet catalog via USGS

Seismicity near this well

0
M2+ events within 10 km, last 2 years
—
largest

A proximity count, not an attribution. How to read it →

About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

Developers: this page as JSON is GET /v1/data/wells/39101328, documented in the API reference.