Petrora

WELL · 42-391-31612 · DISTRICT 2

O Connor Thomas -C- #84

N

Refugio County · Tom Oconnor (5900 Sand) field  · Vertical

O Connor Thomas -C- #84 (API 42-391-31612) is a well in Refugio County operated by Hilcorp Energy Company, completed March 15, 1983.

The RRC has issued 6 drilling permits between 1982 and 2011, permitted to 7,000 ft.

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

Its 6 leases have reported 6.13M barrels of oil and 4.67M mcf of gas since January 1993, last reporting in July 2026. The leases carry 142 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

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleHilcorp Energy Company
Production reportsHilcorp Energy Companythrough Apr 2026
Latest permitHilcorp Energy CompanyAug 5, 2011
7,000
total depth, ft
6
permits on file
Aug 5, 2011
last permit issued
Mar 15, 1983
completed
6.13M
cumulative oil, bbl
4.67M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Mar 15, 1983
Shut in
—
Plugged
—

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 6 leases this well is completed on; they carry 142 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Oconnor, Thomas, -C- O-2-2566Tom Oconnor (4500 Greta Mass.)Hilcorp Energy Company18646K278KJan 1993 – Jul 2026
Oconnor, Thomas, -C- O-2-2587Tom Oconnor (5500 Sand)Hilcorp Energy Company512.22M2.1MJan 1993 – Jul 2026
O'Connor, Thomas -C- O-2-2876Tom Oconnor (5900 Sand)Hilcorp Energy Company592.99M2.17MJan 1993 – Jul 2026
O'Connor, Thomas -C- O-2-9135Tom Oconnor (5200, East)Hilcorp Energy Company12272K61.7KApr 2007 – Jul 2026
Thomas O'Connor "C" G-2-250410Tom Oconnor (5100, East)Hilcorp Energy Company10914May 2009 – Aug 2011
O'Connor, Thomas 'C' G-2-186373Tom Oconnor (5300, East)Hilcorp Energy Company1051.3KFeb 2001 – Feb 2004

Oil, barrels lease total

Last 12 months 28,503 · prior 12 32,099(-11%)

02K4K6K202420252026

Gas, mcf lease total

Last 12 months 1,032 · prior 12 3,028(-66%)

01K2K202420252026

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
721487-99RecompletionHilcorp Energy CompanyAug 2, 2011Aug 5, 2011Aug 8, 20116,100
681200-99RecompletionHilcorp Energy CompanyMay 12, 2009May 18, 2009May 13, 20096,100
634904-99RecompletionHilcorp Energy CompanyMar 8, 2007Mar 15, 2007Apr 19, 20076,100
538319-99RecompletionHilcorp Energy CompanyNov 6, 2003Dec 9, 2003Jan 30, 20046,100
505326-99RecompletionHilcorp Energy CompanyFeb 14, 2001Feb 14, 2001Feb 13, 20016,100
182839-99DrillQuintana Pet. Corp.Dec 31, 1982Dec 31, 1982Feb 22, 19837,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-2-186373————
—— G-2-250410————
—— O-2-2566————
—— O-2-2587————
—— O-2-2876————
—— O-2-9135————

Formation tops

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

FormationMD ftSubsea
LagartoLARGARTO2,750-2,696
Oakville3,300-3,246
Catahoula4,100-4,046
Anahuac4,365-4,311
FrioFRIO-GRETA4,785-4,731
FrioMIDDLE FRIO5,400-5,346
FrioLOWER FRIO6,100-6,046
NO Change——

Perforations

Perforated and open-hole intervals.

FromToType
4,3824,387Perforated
5,0455,050Perforated
5,0525,056Perforated
5,1345,140Perforated
5,2395,278Perforated
5,5005,506Perforated
5,8475,855Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.751,53614.75770 S
2.8755,802——
76,0989.8751,310 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 5, 2011Aug 25, 2011—
00Oct 13, 2009Jun 3, 2009Yes
00Aug 26, 2009——
00Jun 28, 2007Apr 30, 2007Yes
00Jun 12, 2007——
00Apr 6, 2004Feb 12, 2004Yes
00Mar 25, 2004——
00Apr 19, 2002Apr 13, 2001Yes
00Jan 11, 2002——
00Jan 12, 1984Apr 11, 1983—

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.

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/39131612, documented in the API reference.