Kosmos has made “potentially the largest gas discovery offshore West Africa” in Mauritania. But 2,700ms water depth and complex geology present challenges.

Tortue West, drilled a mere 3km north of the maritime border with Senegal and in 2,700ms depth, is “potentially the largest gas discovery offshore West Africa,” Brian Maxted, exploration chief of US firm Kosmos told the firm’s Q1 results conference call on 4 May. “We believe the resource base at Tortue West is between 5 tcf and 12 tcf of recoverable resource, with a mean of 8 tcf,” he says. (CONTINUED - 1053 WORDS)