Oslo, 10 July 2018: Below please find average gross operated production in June 2018 and corresponding numbers for May 2018.

IOX operatedJune 2018 May 2018
 Boe/d*Bopd *Boe/d*Bopd**
Colombia22081788 2276 1834

* Barrels of oil equivalents per day
** Barrels of oil per day

Please direct any further questions to: ir@interoil.no.

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Interoil Exploration and Production ASA is a Norwegian based exploration and production company - listed on the Oslo Stock Exchange - with focus on Latin America. The Company is operator of several production and exploration assets in Colombia. Interoil currently employs approximately 60 people and is headquartered in Oslo.

This information is subject to the disclosure requirements pursuant to section 5 -12 of the Norwegian Securities Trading Act.