WELL · 42-391-31890 · DISTRICT 2

Heard, Fannie V. W., Mrs. #110

N

Refugio County  · Vertical

Heard, Fannie V. W., Mrs. #110 (API 42-391-31890) is a disposal or injection well in Refugio County operated by Hilcorp Energy Company under an active UIC permit.

The RRC has issued 5 drilling permits between 1985 and 2020, permitted to 8,500 ft.

Completion filings report 7 formation tops, including Lagarto, Oakville, Catahoula, Anahuac.

Its 4 leases have reported 5.04M barrels of oil and 3.81M mcf of gas since January 1993, last reporting in July 2026. The leases carry 163 wells, so these are lease totals, not this well alone.

It holds an active disposal or injection permit; 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 CompanySep 15, 2020
8,500
total depth, ft
5
permits on file
Sep 15, 2020
last permit issued
—
completed
5.04M
cumulative oil, bbl
3.81M
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

28.392660, -97.136730

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 4 leases this well is completed on; they carry 163 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Heard, Fannie V. W., Mrs. O-2-2586Tom Oconnor (5500 Sand)Hilcorp Energy Company602.28M1.64MJan 1993 – Jul 2026
Heard, Fannie, V. W., Mrs. O-2-2874Tom Oconnor (5900 Sand)Hilcorp Energy Company431.63M1.67MJan 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
Heard, Mrs. Fannie V. W. G-2-182021Tom Oconnor (5300, East)Hilcorp Energy Company10140KJan 2001 – Oct 2005

Oil, barrels lease total

Last 12 months 22,351 · prior 12 24,185(-8%)

02K4K202420252026

Gas, mcf lease total

Last 12 months 1,440 · prior 12 1,284(+12%)

01K2K3K202420252026

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
864949-99RecompletionHilcorp Energy CompanySep 3, 2020Sep 15, 2020Oct 13, 20206,030
602315-99RecompletionHilcorp Energy CompanyJun 20, 2005Jun 21, 2005Mar 22, 20055,925
509532-99RecompletionHilcorp Energy CompanyMay 29, 2001Jun 22, 2001—6,030
504000-99RecompletionHilcorp Energy CompanyJan 12, 2001Feb 2, 2001Jan 18, 20016,030
289939-99DrillQuintana Pet. Corp.Nov 6, 1985Nov 14, 1985Dec 3, 19858,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-2-182021————
—— O-2-2586————
—— O-2-2874————
—— O-2-8950————
—— O-2-8950————

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
Catahoula3,560-3,506
Catahoula3,562-3,508
AnahuacANAHUAC (MIOCENE)4,100-4,046
Frio4,310-4,256
FrioFRIO-GRETA(OLIGOCENE)4,365-4,311
FrioMIDDLE FRIO(SINTON)5,000-4,946
FrioLOWER FRIO (OLIGOCENE)5,880-5,826
JacksonJACKSON/YEGUA——
NO Change——

Perforations

Perforated and open-hole intervals.

FromToType
5,2265,229Perforated
5,2325,250Perforated
5,2595,264Perforated
5,4905,496Perforated
5,5485,556Perforated
5,8445,852Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.751,49914.75684 S
76,0249.8751,400 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 9, 2021Feb 23, 2021—
00Nov 24, 2014Aug 27, 2014—
00Mar 18, 2009Apr 18, 2005Yes
00Jun 7, 2007Oct 13, 2005—
00May 5, 2006Oct 13, 2005—
00Jan 13, 2006——
00Sep 10, 2001Feb 27, 2001Yes
00May 2, 2001——
00Jan 28, 1986Jan 8, 1986Yes
00Jan 24, 1986——

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. Unit42-391-00685

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

Lagarto1,500-1,445
Oakville2,750-2,695
Catahoula3,300-3,245
Catahoula3,567-3,512
Anahuac4,100-4,045
Frio4,319-4,264
Frio4,365-4,310
Frio5,000-4,945

10 TOPS · FIRST 8

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

0.2 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

Mrs. Fannie V. W. Heard42-391-00696

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

Lagarto1,500-1,445
Oakville2,750-2,695
Catahoula3,300-3,245
Catahoula3,583-3,528
Anahuac4,100-4,045
Frio4,316-4,261
Frio4,365-4,310
Top of 45004,387-4,332

11 TOPS · FIRST 8

Tom Oconnor (5800 SD) Fld. Unit42-391-00727

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

Lagarto1,500-1,445
Oakville2,750-2,695
Catahoula3,300-3,245
Catahoula3,568-3,513
Anahuac4,100-4,045
Frio4,318-4,263
Frio4,365-4,310
Frio5,000-4,945

10 TOPS · FIRST 8

Tom O'Connor (5800 SD) Fld. Unit42-391-32672

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

Lagarto2,750-2,694
Oakville3,300-3,244
Catahoula3,576-3,520
Catahoula3,576-3,520
Greta4,300-4,244
Frio4,325-4,269
Frio4,325-4,269
Ananhuac (Miocene)4,365-4,309

16 TOPS · FIRST 8

Heard, Fannie V. W., Mrs.42-391-33203

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

Catahoula3,578-3,529
Frio4,321-4,272
Jackson—

Heard, Mrs Fannie V.W.42-391-00563

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

Lagarto1,500-1,441
Oakville2,750-2,691
Catahoula3,300-3,241

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

0.5 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

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

0
bbl, last 12 reported months
9.74M
bbl, all reported
Nov 2021
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000094868H-1 InjectionActive10,0002,5005,150–5,700

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

Last 12 months 0 · prior 12 744,716(-100%)

050K100K20202021

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/39131890, documented in the API reference.