Karoon announced that the PAT-1 well, the second of two new production wells drilled into the Patola field in the BM-S-40 production license in Brazil (Karoon - 100%), was safely brought onstream on 27 March 2023 at an initial rate of more than 12,000 barrels of oil per day (bopd). Together with production from the PAT-2 well, which commenced production on 15 March, the current total production rate from the BM-S-40 license is now more than 40,000 bopd. Production rates are expected to decline over the coming weeks.