Petrora

TEXAS · WELLS · REFUGIO COUNTY · API 42-391-01508 · DISTRICT 02

Oconnor Thomas -A- #15

Shut in

Refugio County · Tom Oconnor (5450 Sand) field · Shut In  · Vertical

Oconnor Thomas -A- #15 (API 42-391-01508) is a well in Refugio County operated by Hilcorp Energy Company, completed April 19, 2004 and listed as shut in on the RRC schedule, shut in September 1, 2008.

The RRC has issued 5 drilling permits between 1979 and 2011, permitted to 5,953 ft.

Completion filings report 5 formation tops, including Lagarto, Oakville, Catahoula, Anahuac.

Its 4 leases have reported 23M barrels of oil and 15.6M mcf of gas since January 1993, last reporting volume in April 2026. The leases carry 607 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 CompanyJan 31, 2011
5,953
total depth, ft
5
permits on file
Jan 31, 2011
last permit issued
Apr 19, 2004
completed
23M
cumulative oil, bbl
15.6M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Apr 19, 2004
Shut in
Sep 1, 2008
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 607 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
Oconnor, Thomas -A- O-2-4927Tom Oconnor (5450 Sand)Hilcorp Energy Company12238K685KJan 1993 – Sep 2023
O'Connor, Thomas "A" G-2-190441Tom OconnorHilcorp Energy Company101.55KMay 2002 – May 2003
— G-2-81904——000—

Oil, barrels lease total

Last 12 months 673,200 · prior 12 524,408(+28%)

050K100K150K202420252026

Gas, mcf lease total

Last 12 months 117,526 · prior 12 83,712(+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
708715-99RecompletionHilcorp Energy CompanyJan 18, 2011Jan 31, 2011—5,953
555971-99RecompletionHilcorp Energy CompanyJan 10, 2005Jan 12, 2005Apr 14, 20055,953
520055-99RecompletionHilcorp Energy CompanyMay 16, 2002May 20, 2002Apr 16, 20025,953
381740-99RecompletionQuintana Pet. Corp.Nov 30, 1990Dec 5, 1990—5,953
40961-99RecompletionQuintana Pet. Corp.Jan 16, 1979Jan 16, 1979—5,953

Completions

CompletedLeaseFieldOperatorStatusDepth
Apr 19, 2004Oconnor Thomas -A- O-2-4927Tom Oconnor (5450 Sand)Hilcorp Energy CompanyShut In · shut in Sep 1, 20085,953
May 8, 2002O Connor Thomas A G-2-190441Tom OconnorHilcorp Energy CompanyNot on Schedule—
Jun 28, 1990Tom Oconnor (5800 SD) Fld. Unit O-2-5280Tom Oconnor (5800)Hilcorp Energy CompanyNot on Schedule—
Apr 16, 1979Oconnor Thomas -A- G-2-81904Tom OconnorQuintana Pet. Corp.Not on Schedule—
Apr 24, 1970O Connor Thomas A O-2-3662Tom Oconnor (5400 Sand)Hilcorp Energy CompanyNot on Schedule—

Formation tops

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

FormationMD ftSubsea
LagartoLARGARTO1,500-1,446
Oakville2,750-2,696
CatahoulaCATAHOULA(MIOCENE)3,300-3,246
AnahuacANAHUAC (MIOCENE)4,100-4,046
FrioFRIO-GRETA(OLIGOCENE)4,365-4,311
FrioMIDDLE FRIO (SINTON)5,000-4,946
FrioLOWER FRIO (OLIGOCENE)5,880-5,826

Perforations

Perforated and open-hole intervals.

FromToType
5,414—Perforated
5,5305,536Perforated
5,6955,703Perforated
5,7395,749Perforated
5,8265,832Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.755016100 S
10.7550116100 S
2.3755,710——
75,9539.875500 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
00Jul 20, 2005Apr 29, 2005Yes
00May 4, 2005——
00Oct 9, 2002May 31, 2002Yes
00Sep 12, 2002——
00Apr 11, 1991Jan 9, 1991Yes
00Jan 17, 1991——
00Jan 12, 1984Apr 27, 1979—
00Jan 12, 1984May 26, 1970—

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 →

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/39101508, documented in the API reference.