Occidental Expands CO₂ Reinjection and Drilling Footprint in Ector County

Permit Summary

Date: November 4, 2025
Permit Reference: TCEQ Project #399954
Permit Type: PBR New Registration (182010)
Operator: Occidental Permian Ltd.
Location: Goldsmith, Ector County, Texas


🧾 Permit Overview

The Texas Commission on Environmental Quality (TCEQ) has approved a Permit by Rule (PBR) for the Goldsmith Landreth Deep Gas Reinjection Station, a new CO₂ injection and recycling hub under Rule 106.352 (Oil and Gas Production Facilities). The facility, registered to Occidental Permian Ltd., represents a strategic addition to Occidental’s Ector County enhanced oil recovery (EOR) operations.


Oil & Gas Facility Engineer Contact Directory

Includes: Account, Contact Name, Email, Location….


The permit was issued November 3, 2025, with project work completed by October 31, 2025. Engineering review was led by Hung Chau with peer review by Joshua Wheatley.


🛢️ Well Activity: Oxy’s Reinjection & Drilling Program Since 2023

According to recent RRC drilling records, Occidental has been actively permitting and drilling new wells throughout Ector County, particularly within and around the Goldsmith and Wildcat fields — directly supporting its CO₂ reinjection and ROZ (Residual Oil Zone) projects.

Highlighted Permits Since 2023

FieldLease / LocationProjected Depth (ft)Well TypeOperationLicence Date
Goldsmith, W. (San Andres)SHOE BAR RANCH6,600Water Supply WellDirectional / VerticalFeb 15, 2024
WildcatSHOE BAR RANCH9,000Exploratory Test WellDirectional / Vertical / HorizontalAug–Nov 2024
Cowden, North (Canyon)SOUTH BR ODESSA10,200Oil WellVerticalNov 14, 2024
Andector (Wichita Albany)BLANCHE9,000Oil WellHorizontalNov 1, 2024

🧭 Field Cluster Observations:

  • Goldsmith-Landreth / Shoe Bar Ranch: Multiple permits for water supply and exploratory wells, consistent with CO₂ flood support infrastructure.
  • Wildcat Trend: High-pressure test and delineation wells suggest expansion of the CO₂ EOR pilot area.
  • Cowden & Andector Fields: Indicate EOR extension and ROZ re-entry wells, with depths ranging 9,000–10,300 ft.

Lead contacts for these applications include Erica Garcia (Regulatory Engineer, Oxy USA), who appears across most Ector permits since 2023, underscoring centralized oversight of CO₂-related development.


⚙️ Technical Context: Deep Gas Reinjection & ROZ Development

The Goldsmith Landreth Station will re-inject processed CO₂ supplied via Kinder Morgan’s McElmo Dome pipeline system into San Andres intervals below the oil-water contact (~4,000–4,200 ft). Unlike acid-gas disposal systems, this reinjection is production-driven, designed to mobilize residual oil left after decades of waterflooding.

CategoryDeep Gas ReinjectionGoldsmith-Landreth CO₂ ROZ Project
PurposeGas disposal or pressure managementResidual oil recovery (CO₂ drive)
Gas SourceProcess or acid gasMcElmo Dome CO₂ supply
OutcomeWaste managementIncremental 12–17% oil recovery
Depth Range10,000–18,000 ft~4,000 ft (San Andres)
LifecycleContinuous disposalLong-term EOR with CO₂ recycling

🌍 Strategic Impact for the Permian Basin

Occidental’s reinjection expansion represents the “fourth phase” of Permian Basin oilfield rejuvenation—recovering stranded oil from residual zones (ROZs).
According to UT Permian Basin research, ROZs hold ~100 billion barrels of oil in place, with 10–30 billion barrels potentially recoverable through CO₂ EOR.

With the McElmo Dome and Bravo Dome CO₂ networks delivering ~1.3 Bcf/d, Occidental and its peers are effectively laying the foundation for dual-purpose CO₂ infrastructure—supporting both enhanced recovery and future carbon sequestration (CCS).


🧩 Engineering & Lift Implications

  • Initial Lift Systems: ESPs and rod pumps due to high water cut
  • Later Phases: Gas-lift conversion as reservoir pressure rises
  • Infrastructure Requirements:
    • CO₂ compressors and recycle loops
    • Corrosion-resistant tubing and coatings
    • High-pressure surface equipment and continuous monitoring

These projects increasingly resemble CCS-class gas systems, reflecting a convergence of EOR and carbon management engineering.


💡 Market & Lead-Gen Angle

Each new CO₂ flood or reinjection expansion triggers demand for:

  • High-pressure compressors and corrosion-resistant pipe/tubulars
  • Downhole CO₂-compatible ESPs and lift optimization tools
  • Injection well workovers and monitoring systems
  • Data and sensor integration for CO₂ plume tracking

Operators like Occidental, Denbury, Legado Resources, and Kinder Morgan EOR are actively expanding CO₂ reinjection corridors across the Permian—creating a growing ecosystem for compression, service, and instrumentation vendors.


Enerlead Takeaway: Deep Reinjection as the Permian’s Dual Pathway

PathwayObjectiveKey OperatorsEnerlead Focus
CO₂ Reinjection (EOR/ROZ)Increase legacy field recoveryOxy, Denbury, LegadoTrack CO₂ flood permits, injector conversions
Acid-Gas / CCS ReinjectionPermanent CO₂ storageKinder Morgan CCS, Lucid EnergyMonitor Class II/VI injection wells, compressor buildouts

The Goldsmith Landreth Station underscores how deep gas reinjection now bridges EOR profitability and carbon management scalability—a hallmark of the Permian Basin’s evolving energy model.


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