WELL · 42-239-02778 · DISTRICT 2

West Ranch -A- #431

N

Jackson County · West Ranch (98-A) field  · Vertical

West Ranch -A- #431 (API 42-239-02778) is a former disposal or injection well in Jackson County, last operated by Hilcorp Energy Company; its UIC permit is no longer active.

The RRC has issued 4 drilling permits between 1982 and 2018, permitted to 6,310 ft.

Completion filings report 8 formation tops, including Catahoula, Marginulina, Frio, Marginulina 5000.

Its lease has reported 6M barrels of oil and 5.64M mcf of gas since January 1993, last reporting in July 2026. The lease carries 287 wells, so these are lease totals, not this well alone.

Operator of record

Hilcorp Energy Company

Houston, TX · P-5 Y, filed Mar 26, 2026 · 3,454 permits on file · (713) 209-2411

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleHilcorp Energy Company
Production reportsHilcorp Energy Companythrough Apr 2026
Latest permitHilcorp Energy CompanyMar 2, 2018
6,310
total depth, ft
4
permits on file
Mar 2, 2018
last permit issued
—
completed
6M
cumulative oil, bbl
5.64M
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

28.781085, -96.619959

OpenStreetMap → ·  Google Maps →

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

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; they carry 287 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
West Ranch -A- O-2-1656West Ranch (Greta)Hilcorp Energy Company2876M5.64MJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 74,228 · prior 12 84,801(-12%)

05K10K15K202420252026

Gas, mcf lease total

Last 12 months 27,020 · prior 12 53,020(-49%)

010K20K202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Meridian Oil Production Inc.Jan 1993 → Feb 1996
  2. 2Meridian Oil Inc.Mar 1996 → Jul 1996
  3. 3Burlington Resources Oil&gas Co.Aug 1996 → Mar 1997
  4. 4Vintage Petroleum, Inc.Apr 1997 → Apr 2006
  5. 5Vintage Petroleum, LLCMay 2006 → Jul 2007
  6. 6Hilcorp Energy CompanyAug 2007 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
836875-99RecompletionHilcorp Energy CompanyFeb 27, 2018Mar 2, 2018Aug 1, 20176,310
281516-99RecompletionMobil Producing TX. & N.M. Inc.Jul 26, 1985Jul 31, 1985—5,350
251285-99RecompletionMobil Producing TX. & N.M. Inc.Sep 10, 1984Sep 12, 1984—6,310
157904-99RecompletionMobil Producing TX. & N.M. Inc.Apr 23, 1982Apr 23, 1982—5,600

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-2-1656————

Formation tops

As filed on W-2/G-1. Subsea from 20 ft elevation.Download CSV →

FormationMD ftSubsea
Catahoula4,261-4,241
Marginulina4,980-4,960
Frio5,000-4,980
Marginulina5,000-4,980
Marginulina 50005,000-4,980
Greta5,075-5,055
Greta5,100-5,080
Gretta5,102-5,082
Greta5,110-5,090
Toney5,430-5,410
Tony5,430-5,410

Perforations

Perforated and open-hole intervals.

FromToType
5,0725,084Perforated
5,0885,098Perforated
5,1035,107Perforated
5,1555,170Perforated
5,4665,716Perforated
5,6395,643Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
1682——
10.751,325——
10.751,327——
10.751,34413.5800 S
10.751,344——
2.3755,635——
75,834——
75,8509.875650 S
75,850——

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
00Nov 6, 2019Nov 9, 2017—
00Jun 22, 2009Dec 22, 2008—
00Feb 22, 1989Jan 9, 1989—
00Oct 20, 1988Jul 14, 1988—
00Apr 24, 1987Apr 9, 1987Yes
00Mar 7, 1986Jan 9, 1986Yes
00Feb 7, 1986Jan 22, 1986Yes
00Feb 4, 1986——
00Dec 6, 1984Oct 5, 1984—
00Dec 1, 1984Sep 18, 1984—
00Jan 12, 1984Oct 13, 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.

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 →

West Ranch -A-42-239-02721

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

Catahoula4,261-4,237
Frio5,000-4,976
Greta5,000-4,976

West Ranch -A-42-239-33723

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

Catahoula4,261-4,243
Catahoula4,261-4,243
Frio5,000-4,982
Frio5,000-4,982
Gretta - Disposal5,102-5,084
Gretta5,102-5,084

West Ranch -A-42-239-33701

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

Catahoula4,261-4,238
Catahoula4,261-4,238
Frio5,000-4,977
Frio5,000-4,977
Gretta5,102-5,079
Gretta - Disposal5,102-5,079

West Ranch -A-42-239-33754

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

Catahoula4,261-4,235
Catahoula4,261-4,235
Greta5,000-4,974
Frio5,000-4,974
Frio5,102-5,076
Gretta - Disposal5,102-5,076

West Ranch -A-42-239-33752

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

Catahoula4,261-4,235
Frio5,000-4,974
Gretta - Disposal5,102-5,076

West Ranch -A-42-239-33758

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

Catahoula4,261-4,239
Frio5,000-4,978
Gretta - Disposal5,102-5,080

West Ranch -A-42-239-33757

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

Catahoula4,261-4,239
Frio5,000-4,978
Gretta - Disposal5,102-5,080

West Ranch -A-42-239-02415

0.6 KM · Mobil Producing TX. & N.M. Inc. · Section with this well →

Catahoula4,261-4,242
Frio5,000-4,981
Gretta5,102-5,083

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

0
bbl, last 12 reported months
58.5M
bbl, all reported
Jun 2014
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000065155H-1 InjectionCanceled Sep 24, 201420,0002,0005,070–5,230

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

Last 12 months 0 · prior 12 0

0120132014

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/23902778, documented in the API reference.