WELL · 42-391-32555 · DISTRICT 2

Williams Maude Etal -A- #D181

N

Refugio County · Lake Pasture (H-440 Sand) field  · Vertical

Williams Maude Etal -A- #D181 (API 42-391-32555) is a well in Refugio County operated by Hilcorp Energy Company, completed April 27, 2004.

The RRC has issued 3 drilling permits between 2004 and 2022, permitted to 6,200 ft.

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

Its 2 leases have reported 11.1M barrels of oil and 180M mcf of gas since January 1993, last reporting in July 2026. The leases carry 177 wells, so these are lease totals, not this well alone.

Operator of record

Hilcorp Energy Company

Houston, TX · P-5 Y, filed Mar 26, 2026 · 3,454 permits on file · (713) 209-2411

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleHilcorp Energy Company
Production reportsHilcorp Energy Companythrough Apr 2026
Latest permitHilcorp Energy CompanySep 16, 2022
6,200
total depth, ft
3
permits on file
Sep 16, 2022
last permit issued
Apr 27, 2004
completed
11.1M
cumulative oil, bbl
180M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Apr 27, 2004
Shut in
—
Plugged
—

Surface location

28.415004, -97.052521

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 2 leases this well is completed on; they carry 177 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Williams, Maude et al "A" G-2-206553Lake Pasture (H-434)Hilcorp Energy Company101.65MSep 2004 – Jul 2026
Williams, Maude, Etal -A- O-2-2533Lake Pasture (H-440 Sand)Hilcorp Energy Company17611.1M179MJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 215,922 · prior 12 375,114(-42%)

020K40K202420252026

Gas, mcf lease total

Last 12 months 145,364 · prior 12 201,489(-28%)

0100K200K202420252026

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
883893-99RecompletionHilcorp Energy CompanySep 13, 2022Sep 16, 2022Sep 7, 20224,650
551295-99RecompletionHilcorp Energy CompanySep 21, 2004Sep 22, 2004Sep 21, 20044,650
540198-99DrillHilcorp Energy CompanyDec 29, 2003Jan 2, 2004Mar 15, 20046,200

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-2-206553————
—— O-2-2533————
—— O-2-2533————

Formation tops

As filed on W-2/G-1. Subsea from 50 ft elevation.Download CSV →

FormationMD ftSubsea
LagartoLARGARTO1,500-1,450
Oakville2,750-2,700
Catahoula3,110-3,060
Catahoula3,300-3,250
AnahuacANAHUAC (MIOCENE)4,050-4,000
FrioFRIO-GRETA (OLIGOCENE)4,100-4,050
FrioFRIO - GRETA5,000-4,950
NO Change——

Perforations

Perforated and open-hole intervals.

FromToType
4,4004,412Perforated
4,4144,426Perforated
4,4544,488Perforated
4,4784,486Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,51513.5730 S
5.54,6508.75805 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
00Dec 22, 2022Nov 4, 2022—
00Feb 10, 2006May 20, 2004Yes
00May 12, 2005Oct 7, 2004Yes
00Mar 3, 2005——
00Jul 6, 2004——

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 →

Williams, Maude Etal -A-42-391-30336

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

Miocene (undifferentiated)2,252-2,200
Catahoula3,609-3,557
Greta4,362-4,310

Williams, Maude Etal -A-42-391-31241

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

Recent (Water Sands)153
Lagarto1,400-1,346
Lagarta1,400-1,346
Oakville2,800-2,746
Catahoula3,500-3,446
Anaguac4,050-3,996
Greta4,300-4,246
Frio4,350-4,296

O'Connor, Dennis et al -L-42-391-32542

0.4 KM · T-C Oil Company, LLC · Section with this well →

Lagarto149
Miocene (undifferentiated)2,055-2,005
Catahoula3,604-3,554
Greta4,408-4,358

Dennis O'Connor et al -L-42-391-33290

0.5 KM · T-C Oil Company, LLC · Section with this well →

Jackson2,890-2,830
Catahoula3,640-3,580
Greta4,400-4,340
Frio—

Williams, Maude Etal -A-42-391-32648

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

Lagarto1,500-1,449
Oakville2,750-2,699
Lagarto2,750-2,699
Catahoula3,300-3,249
Anahuac3,300-3,249
Frio4,362-4,311
Frio4,365-4,314
Frio4,785-4,734

10 TOPS · FIRST 8

Dennis O'Connor et al -L-42-391-33300

0.7 KM · T-C Oil Company, LLC · Section with this well →

Miocene (undifferentiated)2,375-2,326
Catahoula3,640-3,591
Greta4,390-4,341
Jackson—
Frio—

Williams, Maude et al "A"42-391-00207

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

Lagarto1,500-1,444
Oakville2,750-2,694
Catahoula3,300-3,244
Anahuac4,100-4,044
Frio4,365-4,309
Frio5,000-4,944
Frio5,760-5,704

Williams, Maude Etal -A-42-391-33283

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

Catahoula3,609-3,557
Catahoula3,609-3,557
Frio5,000-4,948
Frio5,000-4,948
Jackson—
Jackson—

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/39132555, documented in the API reference.