WELL · 42-165-38845 · DISTRICT 8

Denver Unit #8458

Y

Gaines County · Wasson field · Injection  · Directional

Denver Unit #8458 (API 42-165-38845) is a well in Gaines County operated by Occidental Permian Ltd., completed April 4, 2023 and listed as injection on the RRC schedule.

The RRC has issued one drilling permit, issued February 14, 2022, permitted to 5,800 ft.

Completion filings report 10 formation tops, including Yates, Seven Rivers, Queen, San Andres.

Its lease has reported 352M barrels of oil and 1.17B mcf of gas since January 1993, last reporting in July 2026. The lease carries 2,471 wells, so these are lease totals, not this well alone.

It holds an active disposal or injection permit; TexNet located 1 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.Feb 14, 2022
5,800
total depth, ft
1
permits on file
Feb 14, 2022
last permit issued
Apr 4, 2023
completed
352M
cumulative oil, bbl
1.17B
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Apr 4, 2023
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

32.915694, -102.855339

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Gaines 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 2,471 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Denver Unit O-11-18910WassonOccidental Permian Ltd.2,471352M1.17BJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 6,889,269 · prior 12 7,061,574(-2%)

0500K1M202420252026

Gas, mcf lease total

Last 12 months 9,464,854 · prior 12 11,150,167(-15%)

0500K1M1.5M202420252026

Chain of custody

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

  1. 1Shell Western E&P Inc.Jan 1993 → Feb 1997
  2. 2Altura Energy Ltd.Mar 1997 → Apr 2000
  3. 3Occidental Permian Ltd.May 2000 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
877001-99DrillOccidental Permian Ltd.Feb 10, 2022Feb 14, 2022Mar 8, 20235,800

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-11-18910————

Formation tops

As filed on W-2/G-1. Subsea from 3,543 ft elevation.Download CSV →

FormationMD ftSubsea
YatesYATES - OVERPRESSURE, INERT GAS2,922621
Seven Rivers3,175368
Queen3,707-164
San AndresSAN ANDRES - ACTIVE CO2 FLOOD4,435-892
Clear ForkCLEARFORK——
Glorieta——
Leonard——
San Angelo——
Spraberry——
Wichita-AlbanyWICHITA ALBANY——

Perforations

Perforated and open-hole intervals.

FromToType
4,9445,223Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6252,17513.51,485 S
5.55,3348.751,900 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
00Oct 1, 2025Jul 8, 2025—

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) and the University Lands library. 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 →

Denver Unit42-165-38848

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

Yates2,954589
Seven Rivers3,196347
Queen3,735-192
San Andres4,377-834
Clear Fork—
Wichita-Albany—
Spraberry—
San Angelo—

10 TOPS · FIRST 8

Denver Unit42-165-33352

0.2 KM · Shell Western E&P Inc. · Section with this well →

Yates2,880667
Grayburg4,170-623
San Andres4,440-893

Denver Unit42-165-38847

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

Yates2,941587
Seven Rivers3,149379
Queen3,719-191
San Andres4,395-867
Clear Fork—
Wichita-Albany—
Spraberry—
San Angelo—

10 TOPS · FIRST 8

Denver Unit42-165-38846

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

Yates2,954572
Seven Rivers3,171355
Queen3,713-187
San Andres4,371-845
Clear Fork—
Wichita-Albany—
Spraberry—
San Angelo—

10 TOPS · FIRST 8

Denver Unit42-165-00516

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

Yates2,940610
Grayburg4,160-610
San Andres4,418-868
Gas/Oil Contact4,887-1,337

Denver Unit42-165-38844

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

Yates2,988563
Seven Rivers3,237314
Queen3,785-234
San Andres4,420-869
San Angelo—
Leonard—
Glorieta—
Clear Fork—

10 TOPS · FIRST 8

Denver Unit42-165-38843

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

Yates2,976584
Seven Rivers3,204356
Queen3,771-211
San Andres4,409-849
Wichita-Albany—
Glorieta—
Spraberry—
Clear Fork—

10 TOPS · FIRST 8

Denver Unit42-165-38065

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

Yates2,929620
Seven Rivers3,165384
Queen3,689-140
San Andres4,362-813
Clear Fork—
Wichita-Albany—
Spraberry—
San Angelo—

10 TOPS · FIRST 8

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

0
bbl, last 12 reported months
0
bbl, all reported
Sep 2023
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000125176H-1 InjectionActive5,0002,2504,500–5,600

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

Last 12 months 0 · prior 12 0

0120222023

TexNet catalog via USGS

Seismicity near this well

1
M2+ events within 10 km, last 2 years
M3.1
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/16538845, documented in the API reference.