WELL · 42-189-30524 · DISTRICT 8

Anton-Irish Clearfork Unit #621

Y

Hale County · Anton-Irish field · Injection  · Directional

Anton-Irish Clearfork Unit #621 (API 42-189-30524) is a well in Hale County operated by Occidental Permian Ltd., completed April 30, 2019 and listed as injection on the RRC schedule.

The RRC has issued one drilling permit, issued March 7, 2019, permitted to 6,250 ft.

Completion filings report 6 formation tops, including Yates, San Andres, Clear Fork, Cisco.

Its lease has reported 66.1M barrels of oil and 34.9M mcf of gas since January 1993, last reporting in July 2026. The lease carries 591 wells, so these are lease totals, not this well alone.

It holds an active disposal or injection permit, with 144K barrels injected in the 12 months reported through March 2026; TexNet located 0 M2+ earthquakes within 10 km over the last two years.

Operator of record

Occidental Permian Ltd.

Houston, TX · P-5 Y, filed Dec 4, 2025 · 6,251 permits on file · (713) 215-7000

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleOccidental Permian Ltd.
Production reportsOccidental Permian Ltd.through Apr 2026
Latest permitOccidental Permian Ltd.Mar 7, 2019
6,250
total depth, ft
1
permits on file
Mar 7, 2019
last permit issued
Apr 30, 2019
completed
66.1M
cumulative oil, bbl
34.9M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Apr 30, 2019
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

33.841233, -102.063820

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Hale 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 591 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Anton-Irish Clearfork Unit O-11-304Anton-IrishOccidental Permian Ltd.59166.1M34.9MJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 872,518 · prior 12 911,995(-4%)

050K100K202420252026

Gas, mcf lease total

Last 12 months 1,801,654 · prior 12 1,779,086(+1%)

0100K200K300K202420252026

Chain of custody

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

  1. 1Amoco Production CompanyJan 1993 → Feb 1997
  2. 2Altura Energy Ltd.Mar 1997 → Apr 2000
  3. 3Occidental Permian Ltd.May 2000 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
850685-99DrillOccidental Permian Ltd.Mar 5, 2019Mar 7, 2019Apr 25, 20196,250

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-11-304————

Formation tops

As filed on W-2/G-1. Subsea from 3,443 ft elevation.Download CSV →

FormationMD ftSubsea
Yates1,9001,543
San AndresSAN ANDRES - HIGH FLOWS, H2S, CO2,963480
Clear ForkCLEARFORK - ACTIVE CO2 FLOOD5,262-1,819
Cisco——
Pennsylvanian——
Wolfcamp——

Perforations

Perforated and open-hole intervals.

FromToType
5,7726,070Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,60813.5805 S
5.56,2008.75425 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
00Apr 6, 2020Aug 23, 2019—

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 →

Anton-Irish Clearfork Unit42-189-30523

0.9 KM · Occidental Permian Ltd. · Section with this well →

Yates1,9261,509
San Andres2,983452
Clear Fork5,741-2,306
Cisco—
Wolfcamp—
Pennsylvanian—

Anton-Irish Clearfork Unit42-189-30519

1.0 KM · Occidental Permian Ltd. · Section with this well →

Yates1,9191,510
San Andres2,989440
Clear Fork5,312-1,883
Cisco—
Wolfcamp—
Pennsylvanian—

Anton Irish Clearfork Unit42-189-30521

1.5 KM · Occidental Permian Ltd. · Section with this well →

Yates1,8771,529
San Andres2,951455
Clear Fork5,259-1,853
Pennsylvanian—
Cisco—
Wolfcamp—

Anton-Irish Clearfork Unit42-189-30309

1.6 KM · Occidental Permian Ltd. · Section with this well →

Red Beds2943,126
Clear Fork5,735-2,315

Anton-Irish Clearfork Unit42-189-30522

2.0 KM · Occidental Permian Ltd. · Section with this well →

Yates1,5411,868
San Andres2,942467
Clear Fork5,229-1,820
Wolfcamp—
Pennsylvanian—
Cisco—

Anton-Irish Clearfork Unit42-189-30503

2.2 KM · Occidental Permian Ltd. · Section with this well →

Rustler1,5501,869
Yates2,0921,327
Queen2,766653
San Andres3,123296
Clear Fork4,567-1,148
Clear Fork5,166-1,747

Snead "B"42-189-30442

2.2 KM · Occidental Permian Ltd. · Section with this well →

Rustler1,5291,883
Yates2,1351,277
Queen2,807605
San Andres3,160252
Glorieta4,231-819
Tubb5,121-1,709

Anton-Irish Clearfork Unit42-189-30009

2.4 KM · Occidental Permian Ltd. · Section with this well →

Clear Fork5,355-1,925
Middle Zone5,580-2,150
Lower Zone5,855-2,425

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

144K
bbl, last 12 reported months
472K
bbl, all reported
Mar 2026
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000118751H-1 InjectionActive5,0002,6005,195–6,490

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

Last 12 months 143,725 · prior 12 139,070(+3%)

010K20K30K20252026

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/18930524, documented in the API reference.