WELL · 42-391-33136 · DISTRICT 2

Heard Claude E., et AL #43

N

Refugio County  · Vertical

Heard Claude E., ET AL #43 (API 42-391-33136) is a disposal or injection well in Refugio County operated by Hilcorp Energy Company under an active UIC permit.

The RRC has issued 2 drilling permits (amended twice) between 2014 and 2024, permitted to 6,200 ft.

Completion filings report 3 formation tops, including Catahoula, Frio, Jackson.

Its 2 leases have reported 23.9M barrels of oil and 15.3M mcf of gas since January 1993, last reporting in July 2026. The leases carry 653 wells, so these are lease totals, not this well alone.

It holds 2 active disposal or injection permits; TexNet located 0 M2+ earthquakes within 10 km over the last two years.

Operator of record

Hilcorp Energy Company

Houston, TX · P-5 Y, filed Mar 26, 2026 · 3,453 permits on file · (713) 209-2411

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedulenone
Production reportsHilcorp Energy Companythrough Apr 2026
Latest permitHilcorp Energy CompanyJun 18, 2024
6,200
total depth, ft
4
permits on file
Jun 18, 2024
last permit issued
—
completed
23.9M
cumulative oil, bbl
15.3M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
—
Shut in
—
Plugged
—

Surface location

28.402607, -97.134565

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Refugio County.

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 653 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(5600 Foot Sand)unit O-2-8950Tom O'Connor (5600 Foot Sand)Hilcorp Energy Company591.13M357KMar 2005 – Jul 2026

Oil, barrels lease total

Last 12 months 684,603 · prior 12 537,324(+27%)

050K100K150K202420252026

Gas, mcf lease total

Last 12 months 117,715 · prior 12 83,839(+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
900501-99RecompletionHilcorp Energy CompanyJun 14, 2024Jun 18, 2024—6,200
801660-97DrillHilcorp Energy CompanySep 13, 2016Dec 17, 2014Nov 3, 20166,200
801660-98DrillHilcorp Energy CompanyAug 24, 2016Dec 17, 2014—6,200
801660-99DrillHilcorp Energy CompanyDec 12, 2014Dec 17, 2014Nov 3, 20166,200

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-2-5280————
—— O-2-8950————

Formation tops

As filed on W-2/G-1. Subsea from 60 ft elevation.Download CSV →

FormationMD ftSubsea
CatahoulaCATAHOULA - DISPOSAL3,595-3,535
FrioFRIO - DISPOSAL4,372-4,312
JacksonJACKSON/YEGUA——
JacksonJACKSON-YEGUA - DISPOSAL——
JacksonJACKSON/YEGUA - DISPOSAL——

Perforations

Perforated and open-hole intervals.

FromToType
5,6845,698Perforated
5,8605,878Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.751,40313.5702 S
7.6256,2009.875404 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
00Mar 2, 2023Aug 30, 2022—
00Apr 6, 2021Mar 23, 2021—
00Mar 8, 2017Mar 7, 2017—
00Mar 7, 2017Mar 7, 2017—

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.

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Tom O'CONNOR(5800 Sd)fld Unit42-391-00556

0.5 KM · Hilcorp Energy Company · Section with this well →

Catahoula3,588-3,535
Frio4,331-4,278
Jackson—
NO Change—
NO Change.—

Tom Oconnor (5800 SD) Fld. Unit42-391-33182

0.6 KM · Hilcorp Energy Company · Section with this well →

Catahoula3,584-3,534
Catahoula3,584-3,534
Frio4,336-4,286
Frio4,336-4,286
Jackson—
Jackson—

Heard, Claude E. et AL42-391-33181

0.6 KM · Hilcorp Energy Company · Section with this well →

Catahoula3,582-3,526
Frio4,432-4,376
Jackson—

Heard Claude E., et AL42-391-00546

0.6 KM · Hilcorp Energy Company · Section with this well →

Catahoula3,617-3,559
Frio4,374-4,316
Jackson—

Tom O'Connor (5800 SD) Fld. Unit42-391-00557

0.8 KM · Hilcorp Energy Company · Section with this well →

Lagarto1,500-1,445
Oakville2,750-2,695
Catahoula3,300-3,245
Catahoula3,300-3,245
Anahuac4,100-4,045
Frio4,365-4,310
Frio4,365-4,310
Frio5,000-4,945

9 TOPS · FIRST 8

Tom O'Connor (5800SAND) FLD Unit42-391-00566

0.9 KM · Quintana Pet. Corp. · Section with this well →

Lagarto1,500-1,446
Oakville2,750-2,696
Catahoula3,300-3,246
Catahoula3,577-3,523
Anahuac4,100-4,046
Greta4,150-4,096
Frio4,324-4,270
Frio4,365-4,311

15 TOPS · FIRST 8

Tom Oconnor (5800 SD) Fld. Unit42-391-32675

0.9 KM · Hilcorp Energy Company · Section with this well →

Lagarto2,750-2,695
Oakville3,300-3,245
Catahoula3,575-3,520
Frio4,319-4,264
Anahuac4,365-4,310
Frio4,785-4,730
Frio5,400-5,345
5800 Frio5,740-5,685

10 TOPS · FIRST 8

Williams, Maude et al "A"42-391-00470

1.0 KM · Quintana Pet. Corp. · Section with this well →

Surface Sand & Clay154
Lagarto1,500-1,445
Lagarto1,500-1,445
Oakville2,750-2,695
Catahoula3,300-3,245
Anahuac4,100-4,045
Frio4,365-4,310
Frio5,000-4,945

10 TOPS · FIRST 8

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

0
bbl, last 12 reported months
5.1M
bbl, all reported
Nov 2025
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000114470H-1 InjectionActive10,0002,8355,670–5,750
000114471H-1 InjectionActive10,0002,8855,770–5,920

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

Last 12 months 0 · prior 12 0

0120242025

TexNet catalog via USGS

Seismicity near this well

0
M2+ events within 10 km, last 2 years
—
largest

A proximity count, not an attribution. How to read it →

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/39133136, documented in the API reference.