VANCOUVER, BRITISH COLUMBIA--(Marketwired - July 23, 2013) - Tintina Resources Inc. ("Tintina" or the "Company") (News - Market indicators)(OTCQX:TINTF) is pleased to report that the Montana Department of Environmental Quality ("MT DEQ") has released the draft Environmental Assessment ("EA") of Tintina's proposed Exploration License Amendment (the "Amendment"), which includes construction of an exploration decline to access the high grade Johnny Lee copper deposit, located on the Company's 100% owned Black Butte Copper Project, Montana, USA. The EA constitutes preliminary approval of the Amendment, contingent on the Company's acceptance of several mitigating actions; and contingent on the MT DEQ's evaluation of comments stemming from a 45 day public comment period which will end August 26, 2013. During the comment period the MT DEQ will announce a date, place, and time for a public meeting in order to allow verbal and written comments by members of the public. Tintina recognizes that final approval of the Amendment will be based on analysis of all comments received on the EA.

Tintina has worked diligently with the MT DEQ during preparation of the application for the Amendment, which was first submitted in November of 2012, and has continued to revise the proposal to provide sufficient information for the MT DEQ to complete a comprehensive and accurate EA. Tintina is presently reviewing the EA, and looks forward to completion of the public comment period and final authorization from the MT DEQ to begin construction of the exploration decline. The Company is continuing to advance initiation of a feasibility study on the Black Butte Copper Project.

ABOUT TINTINA RESOURCES INC.

Tintina Resources Inc. is a growth company focused on the exploration and development of base metal properties in North America. The Company's experienced Board of Directors and Management Team is currently focused on advancing the Black Butte Copper Project located in central Montana towards a production decision.

ON BEHALF OF THE BOARD OF DIRECTORS

Gerald G. Booth, Interim CEO

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.

Cautionary Note Regarding Forward-Looking Statements: Certain disclosures in this release, including statements regarding final authorization from the MT DEQ to begin construction of an exploration decline for the Company's Black Butte Copper Project, constitute "forward-looking statements" within the meaning of the United States Private Securities Litigation Reform Act of 1995 and Canadian securities legislation. In making the forward-looking statements in this release, the Company has applied certain factors and assumptions that the Company believes are reasonable, including that the Company is able to accept the required mitigating actions and that the authorization will be granted following the 45 day public comment period. However, the forward-looking statements in this release are subject to numerous risks, uncertainties and other factors that may cause future results to differ materially from those expressed or implied in such forward-looking statements. Such uncertainties and risks include, among others, the required mitigating actions being unacceptable to the Company and that the authorization is not granted following the 45 day public comment period. There can be no assurance that such statements will prove to be accurate, and actual results and future events could differ materially from those anticipated in such statements. Readers are cautioned not to place undue reliance on forward-looking statements. Tintina does not intend, and expressly disclaims any intention or obligation to, update or revise any forward-looking statements whether as a result of new information, future events or otherwise, except as required by law.