November 16, 2023--Written by Amir Richani for Industrial Info Resources (Sugar Land, Texas)--Exxon Mobil Corporation (NYSE:XOM) (Spring, Texas) said on Tuesday that the Prosperity floating, production, storage, and offloading (FPSO) vessel has begun oil production at the offshore Payara oil field in Guyana. The FPSO is expected to reach initial production of approximately 220,000 barrels per day over the first half of next year as new wells come online, the company said.