NOA Lithium Provides Update on 2026 Exploration Drilling Program at Rio Grande Project

Executive Summary

• NOA Lithium Brines provided an operational update on its 2026 exploration drilling program at the Rio Grande Project in Salta Province, Argentina.
• Both drilling rigs are active, with Well RT-RG26-PW001 reaching 168 metres and Well RT-RG26-PW002 at 30 metres.
• The program focuses on evaluating deep brine-bearing aquifers and refining hydrogeological models to advance the project toward a Preliminary Feasibility Study.

Key Details

• Well RT-RG26-PW001 current depth: 168 metres
• Well RT-RG26-PW002 current depth: 30 metres
• Both drilling rigs are operating in accordance with the planned 2026 exploration program.
• Drilling objectives include evaluating deep brine-bearing aquifers and ongoing refinement of the Project's hydrogeological and resource models.
• Technical workstreams are being advanced to support the Project's Preliminary Feasibility Study.
• David O'Connor P.Geo. serves as the Qualified Person under National Instrument 43-101 and has reviewed and approved the scientific and technical information.

Notable Quotes

• Gabriel Rubacha, CEO: "We are pleased with the progress of our 2026 drilling campaign at Rio Grande. With both rigs operating as planned, we are advancing key field activities designed to further refine our hydrogeological understanding and support technical workstreams toward the Project's Preliminary Feasibility Study. We look forward to providing additional updates as the program continues."