Harbour Energy plc partner Mubadala Energy has made a “significant” gas discovery in the Layaran-1 well on the South Andaman licence, offshore North Sumatra. HALWA-GAYO Layaran-1 is the first of a four-well exploration campaign targeting the same Oligocene play as the Timpan-1 well drilled on Andaman II, operated by Harbour with a 40% interest, in […]