US independent Hess has declared the ExxonMobil-operated Payara oil discovery offshore Guyana to be a commercial find after disclosing earlier this year that the deep-water wildcat had hit hydrocarbons.

Hess executives said on Wednesday that drillship Stena Carron recently completed a drill-stem test (DST) at Payara and that they are were bullish on the results based on the production characteristics of the reservoir.

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