Vancouver, British Columbia--(Newsfile Corp. - January 4, 2023) - Black Mountain Gold USA Corp. (TSXV: BMG) ("BMG" or the "Company") wishes to update its disclosure regarding the regulatory approval of its proposed option agreement (the "Banio Option Agreement") concerning the Banio Potash Project. The Company is continuing to work to secure TSX Venture Exchange (the "Exchange") approval of the Banio Option Agreement and to that end has submitted a draft technical report on the Banio Potash Project and other documents to the Exchange and has worked to address review and comment from the Exchange to date.

The Company anticipates that, upon closing of the initial transactions contemplated in the Banio Option Agreement, it will, subject to TSX Venture Exchange approval, commence trading under its proposed new name, "Millennial Potash Corp."

Further details regarding the Banio Potash Project and the terms and conditions of the Banio Option Agreement can be found in the Company's news releases dated September 27, 2022, and November 2, 2022.

To find out more about Black Mountain Gold USA Corp. please contact Investor Relations at (604) 662-8184 or email info@blackmountaingoldusa.com.

BLACK MOUNTAIN GOLD USA CORP.

"Graham Harris"

CEO, Director

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

This news release may contain certain "Forward-Looking Statements" within the meaning of the United States Private Securities Litigation Reform Act of 1995 and applicable Canadian securities laws. When used in this news release, the words "anticipate", "believe", "estimate", "expect", "target, "plan", "forecast", "may", "schedule" and similar words or expressions identify forward-looking statements or information. These forward-looking statements or information may relate to future prices of commodities, accuracy of mineral or resource exploration activity, reserves or resources, regulatory or government requirements or approvals including approvals of title and mining rights or licenses, the reliability of third party information, continued access to mineral properties or infrastructure, changes in laws, rules and regulations in Arizona or Gabon which may impact upon the Company or its properties or the commercial exploitation of those properties, currency risks including the exchange rate of USD$ for Cdn$, fluctuations in the market for gold/silver, changes in exploration costs and government royalties, export policies or taxes in Arizona or Gabon and other factors or information. The Company's current plans, expectations and intentions with respect to development of its business and of the Mohave Gold Project or the Banio Potash Project may be impacted by economic uncertainties arising out of Covid-19 pandemic or by the impact of current financial and other market conditions on its ability to secure further financing or funding in the future. Such statements represent the Company's current views with respect to future events and are necessarily based upon a number of assumptions and estimates that, while considered reasonable by the Company, are inherently subject to significant business, economic, competitive, political and social risks, contingencies and uncertainties. Many factors, both known and unknown, could cause results, performance or achievements to be materially different from the results, performance or achievements that are or may be expressed or implied by such forward-looking statements. The Company does not intend, and does not assume any obligation, to update these forward-looking statements or information to reflect changes in assumptions or changes in circumstances or any other events affections such statements and information other than as required by applicable laws, rules and regulations.

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