WELL · 42-391-04014 · DISTRICT 2

Williams, Maude et al 'A' #D 40

N

Refugio County  · Vertical

Williams, Maude ET AL 'A' #D 40 (API 42-391-04014) is a permitted well in Refugio County filed by Hilcorp Energy Company; no completion report is on file yet.

The RRC has issued 5 drilling permits between 1980 and 2017, permitted to 5,800 ft.

Completion filings report 8 formation tops, including Lagarto, E-264, Oakville, Catahoula.

Its 4 leases have reported 11.1M barrels of oil and 179M mcf of gas since January 1993, last reporting in July 2026. The leases carry 179 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 · 3,453 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 28, 2017
5,800
total depth, ft
5
permits on file
Jun 28, 2017
last permit issued
—
completed
11.1M
cumulative oil, bbl
179M
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

28.408130, -97.071273

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 4 leases this well is completed on; they carry 179 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Williams, Maude et al 'A' G-2-288405Lake Pasture (E-275)Hilcorp Energy Company100Jul 2017 – Jul 2026
Williams, Maude, Etal -A- O-2-2533Lake Pasture (H-440 Sand)Hilcorp Energy Company17611.1M179MJan 1993 – Jul 2026
Williams, Maude et al "A" G-2-228245Lake Pasture (H-434)Hilcorp Energy Company1061.6KMay 2007 – Jun 2019
Williams, Maude et al -A- G-2-89150Lake Pasture (FS-509)Quintana Pet. Corp.100Jan 1993 – Jul 1996

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
827968-99RecompletionHilcorp Energy CompanyJun 19, 2017Jun 28, 2017Jun 22, 20175,800
639447-99RecompletionHilcorp Energy CompanyMay 22, 2007May 25, 2007—5,800
448583-99RecompletionQuintana Pet. Corp.May 28, 1996Jun 28, 1996Jul 2, 19965,800
370729-99RecompletionQuintana Pet. Corp.Mar 9, 1990Mar 12, 1990—5,800
85816-99RecompletionQuintana Pet. Corp.Jul 3, 1980Jul 3, 1980—5,789

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-2-89150————
—— G-2-228245————
—— G-2-288405————
—— O-2-2533————

Formation tops

As filed on W-2/G-1. Subsea from 54 ft elevation.Download CSV →

FormationMD ftSubsea
LagartoLARGARTO1,500-1,446
E-2642,660-2,606
Oakville2,750-2,696
CatahoulaCATAHOULA (MIOCENE)3,300-3,246
Catahoula3,690-3,636
AnahuacANAHUAC (MIOCENE)4,100-4,046
Frio4,365-4,311
FrioFRIO-GRETA (OLIGOCENE)4,365-4,311
FrioMIDDLE FRIO (SINTON)5,000-4,946
FrioLOWER FRIO (OLIGOCENE)5,800-5,746
JacksonJACKSON/YEGUA——
NO Change——

Perforations

Perforated and open-hole intervals.

FromToType
2,7742,786Perforated
2,8062,814Perforated
4,3684,374Perforated
4,3794,388Perforated
4,3904,396Perforated
4,4844,489Perforated
5,1625,166Perforated
5,3115,319Perforated
—5,225Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
12.251,5048.625450 S
8.6251,50412.25450 S
2.3755,168——
7.8755,7895.51,000 S
5.55,7897.8751,000 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
00Mar 31, 2020Sep 3, 2019—
00Jul 27, 2007Jun 12, 2007Yes
00Jul 23, 2007——
00May 22, 1997Dec 20, 1996Yes
00Feb 6, 1997——
00Jan 12, 1984Aug 18, 1980—
00Jan 12, 1984Nov 11, 1974—
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 →

Williams, Maude Etal -A-42-391-31685

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

Recent (Water Sands)154
Lagarto1,400-1,345
Oakville2,800-2,745
Catahoula3,500-3,445
Anaguac4,050-3,995
Greta4,300-4,245
Frio4,399-4,344
NO Change—

9 TOPS · FIRST 8

Williams, Maude et al 'A'42-391-31770

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

Lagarto1,500-1,444
Oakville2,750-2,694
Catahoula3,300-3,244
Catahoula3,676-3,620
Anahuac4,100-4,044
Frio4,361-4,305
Frio4,365-4,309
Frio5,000-4,944

10 TOPS · FIRST 8

Williams, Maude Etal -A-42-391-00330

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

Lagarto1,500-1,444
Oakville2,750-2,694
Catahoula3,300-3,244
Catahoula3,300-3,244
Anahuac4,100-4,044
Frio4,365-4,309
Frio5,000-4,944
Frio5,880-5,824

9 TOPS · FIRST 8

O'Connor, Dennis et al -L-42-391-31702

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

Lagarto153
Miocene (undifferentiated)2,114-2,060
Eocene2,410-2,356
Catahoula3,730-3,676
Greta4,370-4,316

Williams, Maude Etal -A-42-391-04013

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

Lagarto1,500-1,447
Oakville2,750-2,697
Catahoula3,300-3,247
Anahuac4,100-4,047
Frio4,365-4,312
Frio4,365-4,312
Frio5,000-4,947
Frio5,400-5,347

Williams, Maude Etal -A-42-391-32037

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

Lagarto1,500-1,448
Lagarto1,500-1,448
Oakville2,750-2,698
Catahoula3,300-3,248
Catahoula3,662-3,610
Anahuac4,100-4,048
Frio4,353-4,301
Frio4,365-4,313

11 TOPS · FIRST 8

Dennis O'Connor et al -L-42-391-33296

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

Miocene (undifferentiated)2,400-2,351
Catahoula3,720-3,671
Greta4,390-4,341
Frio—
Jackson—

Williams, Maude Etal -A-42-391-00282

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

Surface Sand Clay1,500-1,444
Lagarto2,750-2,694
Largeto2,750-2,694
Oakville3,300-3,244
Catahoula3,673-3,617
Catahoula4,100-4,044
Anahuac4,365-4,309
Frio4,367-4,311

13 TOPS · FIRST 8

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/39104014, documented in the API reference.