Petrora

WELL · 42-391-00649 · DISTRICT 2

Tom O Connor (4150 Ft. Sd.) Unit #W403A

Shut in

Refugio County · Tom O Connor (4150) field · Shut IN  · Vertical

Tom O Connor (4150 FT. SD.) Unit #W403A (API 42-391-00649) is a well in Refugio County operated by Hilcorp Energy Company, completed October 5, 2010 and listed as shut in on the RRC schedule, shut in October 1, 2010.

The RRC has issued 5 drilling permits (amended 3 times) between 1983 and 2010, permitted to 6,169 ft.

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

Its 4 leases have reported 23.3M barrels of oil and 15.4M mcf of gas since January 1993, last reporting in July 2026. The leases carry 664 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 schedulenone
Production reportsHilcorp Energy Companythrough Apr 2026
Latest permitHilcorp Energy CompanyApr 12, 2010
6,169
total depth, ft
8
permits on file
Apr 12, 2010
last permit issued
Oct 5, 2010
completed
23.3M
cumulative oil, bbl
15.4M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Oct 5, 2010
Shut in
Oct 1, 2010
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 4 leases this well is completed on; they carry 664 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 – Jul 2026
Tom O'Connor (4150 Ft. Sd.) Unit O-2-8874Tom O'Connor (4150)Hilcorp Energy Company68512K461KJun 2004 – Jul 2026
Heard, Claude E. et AL G-2-194184Greta (L-13)Hilcorp Energy Company105.06KMar 2003 – Oct 2010
Tom O'Connor (5800 Sd)field Unit G-2-148607Tom Oconnor (5800)Hilcorp Energy Company1040.6KFeb 1994 – Mar 2003

Oil, barrels lease total

Last 12 months 673,302 · prior 12 529,221(+27%)

050K100K150K202420252026

Gas, mcf lease total

Last 12 months 117,612 · prior 12 84,078(+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
693967-98RecompletionHilcorp Energy CompanyJul 29, 2010Apr 12, 2010May 3, 20106,169
693967-99RecompletionHilcorp Energy CompanyApr 6, 2010Apr 12, 2010—6,169
540196-99RecompletionHilcorp Energy CompanyDec 29, 2003Jan 7, 2004—6,169
524626-97RecompletionHilcorp Energy CompanyMar 13, 2003Oct 25, 2002Mar 21, 20036,169
524626-98RecompletionHilcorp Energy CompanyFeb 7, 2003Oct 25, 2002—6,169
524626-99RecompletionHilcorp Energy CompanyOct 15, 2002Oct 25, 2002—6,169
231093-99RecompletionQuintana Pet. Corp.Feb 29, 1984Mar 1, 1984Mar 15, 19846,169
205050-99RecompletionQuintana Pet. Corp.Aug 10, 1983Aug 10, 1983—5,938

Completions

CompletedLeaseFieldOperatorStatusDepth
Oct 5, 2010Tom O Connor (4150 Ft. Sd.) Unit O-2-8874Tom O Connor (4150)Hilcorp Energy CompanyShut IN · shut in Oct 1, 20106,169
Mar 31, 2003Heard Claude E. et AL G-2-194184Greta (L-13)Hilcorp Energy CompanyNot on Schedule—
Feb 7, 1994Tom O Connor (5800 Sd)field Unit G-2-148607Tom Oconnor (5800)Hilcorp Energy CompanyNot on Schedule—
Mar 19, 1984Tom Oconnor (5800 SD) Fld. Unit O-2-5280Tom Oconnor (5800)Hilcorp Energy CompanyNot on Schedule—
May 25, 1973Heard Claude E. et AL O-2-1798Tom Oconnor (4400)Hilcorp Energy CompanyNot on Schedule—
—Heard Claude G-2-4421Tom Oconnor (4400)Quintana Pet. Corp.Not on Schedule—

Formation tops

As filed on W-2/G-1. Subsea from 58 ft elevation.Download CSV →

FormationMD ftSubsea
LagartoLARGARTO1,500-1,442
Oakville2,750-2,692
CatahoulaCATAHOULA (MIOCENE)3,300-3,242
CatahoulaCATAHOULA(MIOCENE)3,300-3,242
AnahuacANAHUAC (MIOCENE)4,100-4,042
FrioFRIO-GRETA (OLIGOCENE)4,365-4,307
FrioFRIO-GRETA(OLIGOCENE)4,365-4,307
FrioMIDDLE FRIO (SINTON)5,000-4,942
FrioLOWER FRIO (OLIGOCENE)5,880-5,822
Frio6,169-6,111
NO Change——

Perforations

Perforated and open-hole intervals.

FromToType
2,6192,625Perforated
4,1344,148Perforated
4,3854,393Perforated
5,8525,865Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.751,05216350 S
55,9369.875700 S
2.8756,1684.125105 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
00Jul 19, 2012Jan 26, 2012Yes
00Aug 5, 2003Apr 7, 2003Yes
00May 7, 2003——
00Jul 29, 1994Feb 14, 1994—
00Apr 5, 1994——
00Oct 24, 1988Mar 25, 1988—
00May 6, 1988——
00Jan 12, 1984Mar 22, 1978—
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.

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/39100649, documented in the API reference.