After Hurricane Ida crashed ashore in Louisiana late last month, it left in its wake massive oil production cuts as companies struggled to restart offshore platforms amid damage, flooding and power outages, the latest U.S. Energy Information Administration (EIA) inventory report showed.

Production for the week ended Sept. 3 dropped to 10.0 million b/d from 11.5 million b/d during the prior week, according to EIA’s Weekly Petroleum Status Report. Ahead of Ida, output was already more than 1.0 million b/d below the 2020 peak reached last March before the coronavirus pandemic.

U.S. crude refinery inputs averaged 14.3 million b/d last week, which was 1.6 million b/d less than the previous week, EIA said. Refineries operated at 81.9% of capacity, down from 91.3% the previous...