WELL · 42-391-01514 · DISTRICT 2

Thomas O'Connor 'A' #24

N

Refugio County  · Vertical

Thomas O'Connor 'A' #24 (API 42-391-01514) is a disposal or injection well in Refugio County operated by Hilcorp Energy Company under an active UIC permit.

The RRC has issued 6 drilling permits (amended twice) between 1987 and 2024, permitted to 5,902 ft.

Completion filings report 8 formation tops, including Lagarto, Surface Sand Clay, Oakville, Catahoula.

Its 3 leases have reported 23.3M barrels of oil and 15.6M mcf of gas since January 1993, last reporting in July 2026. The leases carry 623 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 CompanyApr 19, 2024
5,902
total depth, ft
8
permits on file
Apr 19, 2024
last permit issued
—
completed
23.3M
cumulative oil, bbl
15.6M
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

28.358618, -97.154560

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 3 leases this well is completed on; they carry 623 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
O'Connor, Thomas "A" G-2-192125Tom Oconnor (5300, East)Hilcorp Energy Company1021.3KMay 2002 – Jul 2026
Tom Oconnor (5800 SD) Fld. Unit O-2-5280Tom Oconnor (5800)Hilcorp Energy Company59422.8M14.9MJan 1993 – Jul 2026
O'Connor, Thomas "A" O-2-7579Tom O'Connor (5770 U, South)Hilcorp Energy Company28538K627KJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 678,402 · prior 12 531,953(+28%)

050K100K150K202420252026

Gas, mcf lease total

Last 12 months 117,881 · prior 12 84,467(+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
898906-99RecompletionHilcorp Energy CompanyApr 16, 2024Apr 19, 2024—5,902
780215-99RecompletionHilcorp Energy CompanyFeb 19, 2014Mar 18, 2014—5,902
688624-99RecompletionHilcorp Energy CompanyDec 14, 2009Dec 17, 2009—5,902
516027-98RecompletionHilcorp Energy CompanyMay 16, 2002Dec 13, 2001May 13, 20025,902
516027-99RecompletionHilcorp Energy CompanyDec 11, 2001Dec 13, 2001—5,902
495714-98RecompletionQuintana Pet. Corp.Nov 3, 2000Jun 2, 2000May 26, 20005,902
495714-99RecompletionQuintana Pet. Corp.Jun 1, 2000Jun 2, 2000—5,902
333186-99RecompletionQuintana Pet. Corp.Jul 20, 1987Jul 21, 1987—5,902

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-2-192125————
—— O-2-5280————
—— O-2-7579————

Formation tops

As filed on W-2/G-1. Subsea from 51 ft elevation.Download CSV →

FormationMD ftSubsea
LagartoLARGARTO1,500-1,449
Surface Sand Clay1,500-1,449
LagartoLARGARTO2,750-2,699
Oakville2,750-2,699
Catahoula3,300-3,249
CatahoulaCATAHOULA (MIOCENE)3,300-3,249
Oakville3,300-3,249
AnahuacANAHUAC (MIOCENE)4,100-4,049
Catahoula4,100-4,049
Greta4,362-4,311
AnahuacANAHUAC (MIOCENE)4,365-4,314
FrioFRIO-GRETA (OLIGOCENE)4,365-4,314
FrioFRIO-GRETA (OLIG)4,785-4,734
FrioFRIO-GRETA (SINTON)4,785-4,734
FrioMIDDLE FRIO (SINTON)5,000-4,949
Frio5,068-5,017
FrioMIDDLE FRIO (SINTON)5,400-5,349
FrioLOWER FRIO (OLIGOCENE)5,880-5,829
FrioLOWER FRIO (OLIG)5,902-5,851
NO Change——

Perforations

Perforated and open-hole intervals.

FromToType
5,2645,282Perforated
5,6905,696Perforated
5,7395,745Perforated
5,7395,752Perforated
5,850—Perforated
—5,532Perforated
—5,800Perforated
—5,860Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.7550916150 S
10.650916150 S
10.751,25016150 S
55,5908250 S
75,7228.75450 S
55,9008250 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
00Jan 18, 2024Jan 18, 2024—
00Mar 18, 2003Sep 3, 2002Yes
00Jan 9, 2003——
00Jun 11, 2001Apr 2, 2001—
00Apr 19, 2001——
00May 12, 1999Apr 7, 1999—
00Aug 9, 1994Jun 20, 1994—
00Nov 19, 1987Oct 27, 1987Yes
00Nov 6, 1987——
00May 25, 1984——
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. Unit42-391-01520

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

Lagarto1,500-1,450
Oakville2,750-2,700
Catahoula3,300-3,250
Catahoula3,300-3,250
Anahuac4,100-4,050
Anahuac4,100-4,050
Frio4,365-4,315
Frio4,365-4,315

13 TOPS · FIRST 8

O'Connor, Thomas 'C'42-391-01167

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

Lagarto1,500-1,446
Oakville2,750-2,696
Catahoula3,300-3,246
Catahoula3,565-3,511
Anahuac4,100-4,046
Frio4,329-4,275
Frio4,365-4,311
Frio4,785-4,731

12 TOPS · FIRST 8

O'Connor, Thomas 'A'42-391-01502

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

Catahoula3,628-3,575
Frio4,387-4,334
Jackson—

Tom O'Connor "A"42-391-01515

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

Lagarto1,500-1,447
Oakville2,750-2,697
Catahoula3,300-3,247
Catahoula3,300-3,247
Catahoula3,586-3,533
Anahuac4,100-4,047
Anahuac4,100-4,047
Frio4,365-4,312

17 TOPS · FIRST 8

Thomas O'Connor 'A'42-391-01460

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

Lagarto1,500-1,448
Oakville2,750-2,698
Catahoula3,300-3,248
Catahoula3,300-3,248
Catahoula3,590-3,538
Anahuac4,100-4,048
Anahuac4,100-4,048
Frio4,342-4,290

14 TOPS · FIRST 8

Tom O'Connor (5800 Sand) Field U42-391-31613

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

Surface, Sand & Clay1,500-1,446
Lagarto2,750-2,696
Oakville3,300-3,246
Catahoula3,560-3,506
Catahoula4,100-4,046
Frio4,325-4,271
Anahuac4,365-4,311
Frio4,785-4,731

11 TOPS · FIRST 8

Tom O'Connor (5800 SD) FLD Unit42-391-01501

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

Catahoula3,655-3,602
Catahoula3,655-3,602
Frio4,403-4,350
M. Frio Sinton5,062-5,009
Jackson—
Jackson—

Tom O'Connor (4150 Ft. Sd.) Unit42-391-01171

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

Lagarto1,500-1,447
Oakville2,750-2,697
Catahoula3,300-3,247
Catahoula3,559-3,506
Anahuac4,100-4,047
Frio4,332-4,279
Frio4,365-4,312
Frio5,000-4,947

10 TOPS · FIRST 8

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

0
bbl, last 12 reported months
6.61M
bbl, all reported
Nov 2022
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000073104H-1 InjectionActive15,0002,2004,410–4,776

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

Last 12 months 0 · prior 12 0

0120212022

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/39101514, documented in the API reference.