Westwater Resources, Inc. announced the availability of an Initial Assessment, with an economic analysis (?IA?), for the Company?s Coosa Graphite Deposit located in Coosa County, Alabama (the ?Coosa Deposit?). The IA was completed as a Technical Report Summary (?TRS?), disclosing Mineral Resources, including an economic analysis, for the Coosa Deposit, in accordance with SK-1300. The TRS was completed on behalf of Westwater by SLR International Corporation (?SLR?) with an effective date of December 11, 2023, and filed by Westwater on Form 8-K with the Securities and Exchange Commission (?SEC?) on December 13, 2023.

SLR qualifies as a Qualified Person as defined under Item 1302 of Regulation S-K. Mineral Resources: The TRS and IA were prepared in accordance with the regulations set in S-K 1300 with the objective of disclosing the Mineral Resources at the Coosa Deposit, with an economic analysis. Based on the density of drilling, continuity of geology and mineralization, testing, and data verification, the Mineral Resource estimates meet the criteria for Indicated or Inferred Mineral Resources as summarized in the TRS and IA. Estimated Mineral Resources, as initially reporting in the 2022 TRS, respectively, at a 1.98% Cg cut-off grade.

Mineral Resources were estimated separately for each mineralized horizon. Mineral Resources are not Mineral Reserves and do not have demonstrated economic viability. However, considerations of reasonable prospects for economic extraction were applied to the Mineral Resource calculations within the TRS.