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FAQ: Standard Lithium's South West Arkansas Project Definitive Feasibility Study

FaqStaq News - Just the FAQs October 14, 2025
By FAQstaq Staff
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FAQ: Standard Lithium's South West Arkansas Project Definitive Feasibility Study

Summary

Standard Lithium's joint venture with Equinor has filed a Definitive Feasibility Study for the South West Arkansas lithium project, outlining plans to become the first commercial Direct Lithium Extraction operation in the United States with annual production of 22,500 tonnes of battery-grade lithium carbonate over 20 years.

What is the main announcement from Standard Lithium?

Standard Lithium announced that its joint venture with Equinor has filed the Definitive Feasibility Study for the South West Arkansas lithium project, detailing plans for commercial-scale lithium production using Direct Lithium Extraction technology.

Who is involved in this joint venture?

The joint venture, called Smackover Lithium, is a partnership between Standard Lithium (55%) and Equinor (45%), a global energy leader.

What are the key production details of the South West Arkansas project?

The project is expected to produce 22,500 tonnes of battery-grade lithium carbonate annually over a 20-year operational life, with construction targeted to begin in 2026 and first production in 2028.

Why is this project significant for the United States?

This project is positioned to become the first commercial Direct Lithium Extraction operation in the United States, representing a major advancement in domestic lithium production capabilities.

What are the financial metrics highlighted in the feasibility study?

The study shows a 20.2% unlevered pre-tax internal rate of return, average operating costs of $4,516 per tonne, and total capital expenditures of $1.45 billion.

Where is the South West Arkansas project located?

The project is located in southern Arkansas within the Smackover Formation, which is described as a world-class lithium brine asset.

What technology will be used for lithium extraction?

The project will utilize Direct Lithium Extraction (DLE) technology combined with purification processes to achieve sustainable, commercial-scale lithium production.

What is Standard Lithium’s broader focus and strategy?

Standard Lithium is focused on the sustainable development of large, high-grade lithium-brine properties in the United States, prioritizing projects with robust infrastructure, skilled labor, and streamlined permitting.

Where can investors find more information about Standard Lithium?

The latest news and updates relating to SLI are available in the company’s newsroom at https://ibn.fm/SLI.

What is the current status and next steps for the project?

The project is awaiting a final investment decision, with construction expected to begin in 2026 following that decision, and first production targeted for 2028.

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