The work of the Geological and Mining Research Office (BRGM) in Côte d'Ivoire, with Tagini and Papon, has revealed, in addition to substances such as gold and manganese, indications of nuclear substances in some areas of the country. Côte d'Ivoire's mining policy is to develop the riches of its subsoil. The lack of information on the reserves of nuclear substances does not currently allow the Ivorian state to exploit these nuclear resources. This work is part of the framework to deepen our knowledge on these substances.Carried out in the south-west of Côte d'Ivoire, along the coast, this study confirmed the reported uraniferous indications and helped to identify their origin. Uranium accumulations were found in beach sediments in significant quantities between Bliéron and Soublaké. Keywords : Uranium, Magnetometry, Gamma-ray spectrometry, Tabou, Côte d’Ivoire. DOI: 10.7176/JEES/12-11-02 Publication date: November 30 th 2022