Altima Places Chambers, Alberta 15-35-41-11 W5M Well On-Stream and Updates 14-15-41-11 W5M Pipeline and Facilities Construction

VANCOUVER, BRITISH COLUMBIA–(Marketwired – Sept. 5, 2013) – Altima Resources Ltd. (TSX VENTURE:ARH) (FRANKFURT:AKC) (PINKSHEETS:ARSLF) announces Altima and its joint venture partner Whistler Oil and Gas Pty. Ltd., have reached a milestone in their Chambers Alberta operations, by initiating natural gas and gas condensate sales from the 15-35-41-11W5M well. During the last month, the pipeline and production facilities were completed connecting the 14 -35 well into Altima’s 6.4 kilometer pipeline system to the Baytex header at 4-4-42-10 W5M. Gas and condensate is then moved through the Keyera North Strachan Gas Gathering System to the sales point at the Keyera deep cut facility located at 11-35-37-9 W5M.

On September 4th, the 15-35 well was placed on-stream initiating sales of gas and condensate. The well was brought on-line at a restricted rate of approximately 3MMcf/d to ensure liquids lifting.

The Company also announces that pipeline and facilities construction for the COPOL 14-15-41-11 W5M well is anticipated to begin in the second week of September. Production is expected to commence by mid to late October through the COPOL compressor facility at 9-4-41-11 W5M.

ON BEHALF OF THE BOARD

Rick Switzer, President & 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.

This news release includes certain forward-looking statements or information. All statements other than statements of historical fact included in this release are forward-looking statements that involve various risks and uncertainties. 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. Important factors that could cause actual results to differ materially from the Company’s plans or expectations include risks relating to: availability of capital and financing required to continue the Company’s exploration and development plans; general economic, market or business conditions; the actual results of current and planned exploration activities; fluctuating commodity prices; risks associated with property option agreements, leases, joint ventures and the ability to conclude joint venture agreements on favorable terms; possibility of accidents, equipment breakdowns and delays during exploration; exploration cost overruns or unanticipated costs and expenses; regulatory changes and restrictions including in relation to environmental liability; timeliness of government or regulatory approvals and other risks detailed herein and from time to time in the filings made by the Company with securities regulators. The Company 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 otherwise required by applicable securities legislation.