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TEXAS · WELLS · REFUGIO COUNTY · API 42-391-01130 · DISTRICT 02

Thomas O Connor C #44

Y

Refugio County · Tom Oconnor (4400) field · Producing  · Vertical

Thomas O Connor C #44 (API 42-391-01130) is a well in Refugio County operated by Hilcorp Energy Company, completed October 29, 2012 and listed as producing on the RRC schedule.

The RRC has issued 6 drilling permits (amended once) between 1987 and 2012, permitted to 5,926 ft.

Completion filings report 7 formation tops, including Lagarto, Oakville, Catahoula, Anahuac.

Its 7 leases have reported 24M barrels of oil and 15.5M mcf of gas since January 1993, last reporting volume in April 2026. The leases carry 674 wells, so these are lease totals, not this well alone.

Operator of record

Hilcorp Energy Company

Based in
Houston, TX
P-5 status
Active – Extension (X)
P-5 last filed
Mar 27, 2026
Permits on file
3,454
Phone
(713) 209-2400
Watch this operatorWatch Refugio County

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleHilcorp Energy Company
Production reportsHilcorp Energy Companythrough Apr 2026
Latest permitHilcorp Energy CompanyOct 26, 2012
5,926
total depth, ft
7
permits on file
Oct 26, 2012
last permit issued
Oct 29, 2012
completed
24M
cumulative oil, bbl
15.5M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Oct 29, 2012
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active (A)

Surface location

No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the 7 leases this well is completed on; they carry 674 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 – Apr 2026
Tom O'CONNOR(5600 Foot Sand)unit O-2-8950Tom O'Connor (5600 Foot Sand)Hilcorp Energy Company591.13M357KMar 2005 – Apr 2026
Thomas O'Connor 'C' O-2-10391Tom Oconnor (4400)Hilcorp Energy Company14.23K2.9KOct 2012 – Mar 2026
O'Connor, Thomas 'C' O-2-8272Tom Oconnor (5625 Sand)Hilcorp Energy Company845.4K200KApr 1997 – Feb 2005
Thomas O'Connor 'C' O-2-8341Tom Oconnor (5100, East)Hilcorp Energy Company14.61K6.89KJan 1998 – Jan 2002
O'Connor, Thomas "C" O-2-8144Tom Oconnor (5400 Sand)Quintana Pet. Corp.11.15K6.82KFeb 1996 – Oct 1997
Tom O'Connor (5600 Ft. Sd.) Unit O-2-8873Tom O'Connor (5600 Foot Sand)Hilcorp Energy Company1000Jun 2004 – —

Oil, barrels lease total

Last 12 months 684,984 · prior 12 537,479(+27%)

050K100K150K202420252026

Gas, mcf lease total

Last 12 months 117,748 · prior 12 83,975(+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
749854-99RecompletionHilcorp Energy CompanyOct 12, 2012Oct 26, 2012Aug 6, 20125,926
613175-99RecompletionHilcorp Energy CompanyJan 27, 2006Feb 1, 2006Apr 15, 20055,925
516026-99RecompletionHilcorp Energy CompanyDec 11, 2001Dec 13, 2001Jan 16, 20025,926
472740-99RecompletionQuintana Pet. Corp.Jan 28, 1998Jan 29, 1998Jan 16, 19985,926
444415-98RecompletionQuintana Pet. Corp.Feb 26, 1996Feb 12, 1996Feb 15, 19965,926
444415-99RecompletionQuintana Pet. Corp.Feb 5, 1996Feb 12, 1996—5,926
336216-99RecompletionQuintana Pet. Corp.Sep 21, 1987Sep 22, 1987—5,926

Completions

CompletedLeaseFieldOperatorStatusDepth
Oct 29, 2012Thomas O Connor C O-2-10391Tom Oconnor (4400)Hilcorp Energy CompanyProducing5,926
Apr 26, 2005Tom O CONNOR(5600 Foot Sand)unit O-2-8950Tom O Connor (5600 Foot Sand)Hilcorp Energy CompanyNot on Schedule—
Jan 21, 2002O Connor Thomas C O-2-8272Tom Oconnor (5625 Sand)Hilcorp Energy CompanyNot on Schedule—
Jan 21, 2002O Connor Thomas C O-2-8272Tom Oconnor (5625 Sand)Hilcorp Energy CompanyNot on Schedule—
Jan 21, 2002Tom O Connor (5600 Ft. Sd.) Unit O-2-8873Tom O Connor (5600 Foot Sand)Hilcorp Energy CompanyNot on Schedule—
Jan 20, 1998Thomas O Connor C O-2-8341Tom Oconnor (5100 East)Hilcorp Energy CompanyNot on Schedule—
Feb 19, 1996O Connor Thomas C O-2-8144Tom Oconnor (5400 Sand)Quintana Pet. Corp.Not on Schedule—
Jan 18, 1988Tom Oconnor (5800 SD) Fld. Unit O-2-5280Tom Oconnor (5800)Hilcorp Energy CompanyNot on Schedule—
—Oconnor Thomas -C- O-2-1543Tom OconnorHilcorp Energy CompanyNot on Schedule—

Formation tops

As filed on W-2/G-1. Subsea from 57 ft elevation.Download CSV →

FormationMD ftSubsea
LagartoLARGARTO1,500-1,443
LagartoLARGARTO2,750-2,693
Oakville2,750-2,693
CatahoulaCATAHOULA (MIOCENE)3,300-3,243
CatahoulaCATAHOULA(MIOCENE)3,300-3,243
Oakville3,300-3,243
AnahuacANAHUAC (MIOCENE)4,100-4,043
AnahuacANAHUAC(MIOCENE)4,100-4,043
Catachoula4,100-4,043
Catahoula4,100-4,043
AnahuacANAHUAC (MIOCENE)4,365-4,308
FrioFRIO-GRETA (OLIGOCENE)4,365-4,308
FrioFRIO-GRETA(OLIGOCENE)4,365-4,308
FrioFRIO-GRETA (OLIG)4,785-4,728
FrioFRIO-GRETA (OLIG.)4,785-4,728
FrioMIDDLE FRIO (SINTON)5,000-4,943
FrioMIDDLE FRIO(SINTON)5,000-4,943
FrioMIDDLE FRIO (SINTON)5,400-5,343
FrioLOWER FRIO (OLIGOCENE)5,880-5,823
Frio5,926-5,869
FrioLOWER FRIO (OLIG.)5,926-5,869
FrioLOWER FRIO (OLIG)——
NO Change——

Perforations

Perforated and open-hole intervals.

FromToType
4,3884,400Perforated
5,1465,150Perforated
5,4225,429Perforated
5,6905,695Perforated
5,6905,696Perforated
5,8335,843Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,05914350 S
5.55,9128.75500 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →

SuffixRRC record dateW-2 / G-1 dateLogs referenced
00Apr 15, 2013Nov 12, 2012—
00Jan 11, 2007Oct 3, 2005Yes
00Aug 18, 2006Sep 29, 2004—
00Nov 22, 2004Sep 29, 2004—
00Oct 12, 2004Jan 28, 2002Yes
00Aug 16, 2004Jan 28, 2002Yes
00May 2, 2002Jan 28, 2002Yes
00Feb 21, 2002——
00Mar 5, 1998Feb 3, 1998Yes
00Feb 25, 1998Mar 8, 1996Yes
00Apr 17, 1996Mar 8, 1996Yes
00Mar 21, 1996Feb 8, 1988Yes
00Apr 22, 1988Feb 8, 1988Yes
00Mar 30, 1988——
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 filed since 2004 open from the RRC's log search for this well; none are loaded here for it.

Find logs withinmiles of this well:List →Map →

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

0
bbl, last 12 reported months
1.18M
bbl, all reported
Nov 2013
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000094678H-1 InjectionCanceled Jan 29, 201410,0002,0005,000–5,710

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

Last 12 months 0 · prior 12 0

0120122013

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/39101130, documented in the API reference.