TEXAS · WELLS · REFUGIO COUNTY · API 42-391-01327 · DISTRICT 02

Tom Oconnor (5800 SD) Fld. Unit #71

Shut in

Refugio County · Tom Oconnor (5800) field · Shut In  · Vertical

Tom Oconnor (5800 SD) Fld. Unit #71 (API 42-391-01327) is a well in Refugio County operated by Hilcorp Energy Company, completed October 4, 1989 and listed as shut in on the RRC schedule, shut in July 1, 2002.

The RRC has issued 3 drilling permits (amended once) between 2002 and 2011, permitted to 5,933 ft.

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

Its 2 leases have reported 22.8M barrels of oil and 14.9M mcf of gas since January 1993, last reporting volume in April 2026. The leases carry 595 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
3,458
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 CompanyApr 8, 2011
5,933
total depth, ft
4
permits on file
Apr 8, 2011
last permit issued
Oct 4, 1989
completed
22.8M
cumulative oil, bbl
14.9M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Oct 4, 1989
Shut in
Jul 1, 2002
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 2 leases this well is completed on; they carry 595 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
Lambert Gas Unit G-2-202726Tom Oconnor (5050, East)Hilcorp Energy Company100Apr 2004 – —

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
713037-99RecompletionHilcorp Energy CompanyMar 29, 2011Apr 8, 2011—5,900
678675-99RecompletionHilcorp Energy CompanyFeb 18, 2009Mar 2, 2009—5,900
524547-98RecompletionHilcorp Energy CompanyJan 9, 2004Oct 14, 2002Apr 5, 20045,900
524547-99RecompletionHilcorp Energy CompanyOct 11, 2002Oct 14, 2002—5,900

Completions

CompletedLeaseFieldOperatorStatusDepth
Apr 7, 2004Lambert Gas Unit G-2-202726Tom Oconnor (5050 East)Hilcorp Energy CompanyTemp Abandoned · shut in Jul 1, 20025,933
Oct 4, 1989Tom Oconnor (5800 SD) Fld. Unit O-2-5280Tom Oconnor (5800)Hilcorp Energy CompanyShut In · shut in Jul 1, 20025,933
—Lambert M.F. O-2-5007Tom Oconnor (5800)Hilcorp Energy CompanyNot on Schedule—
—Lambert M. F. O-2-1549Tom OconnorHilcorp Energy CompanyNot on Schedule—

Formation tops

As filed on W-2/G-1. Subsea from 55 ft elevation.Download CSV →

FormationMD ftSubsea
LagartoLARGARTO1,500-1,445
Oakville2,750-2,695
CatahoulaCATAHOULA (MIOCENE)3,300-3,245
AnahuacANAHUAC (MIOCENE)4,100-4,045
FrioFRIO-GRETA (OLIGOCENE)4,365-4,310
FrioMIDDLE FRIO (SINTON)5,000-4,945
FrioLOWER FRIO (OLIGOCENE)5,880-5,825
NO Change——

Perforations

Perforated and open-hole intervals.

FromToType
5,1165,128Perforated
5,8875,909Perforated
—5,800Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.751,22815528 S
75,9279.875528 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
00Oct 5, 2004Jul 13, 2004—
00Aug 12, 2004——
00Sep 12, 1994Jun 20, 1994—
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
3.63M
bbl, all reported
Sep 2003
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000070534H-1 InjectionCanceled Nov 15, 20045,0002,2505,887–5,909

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

Last 12 months 0 · prior 12 131,346(-100%)

010K20K30K20022003

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/39101327, documented in the API reference.