Premier Oil, alongside its joint venture and infrastructure partners Humber Gathering System Limited and Dana Petroleum, has sanctioned the Tolmount Main gas field in the southern North Sea. The Premier-operated field is expected to produce around 500 billion cubic feet of gas (96 million barrels of oil equivalent) with peak production of up to 300 million standard cubic feet per day. Construction work is scheduled to start later this year, with first gas targeted in Q4 2020.