Crude inventories rose by 8.4 million barrels in the week to May 1 to 518.6 million barrels, compared with analysts' expectations for a build of 7.8 million barrels.
US crude oil and distillate stocks rose while gasoline stocks fell, data from industry group the American Petroleum Institute showed on Tuesday.
Crude inventories rose by 8.4 million barrels in the week to May 1 to 518.6 million barrels, compared with analysts' expectations for a build of 7.8 million barrels.
Crude stocks at the Cushing, Oklahoma, delivery hub rose by 2.7 million barrels, API said.
Refinery crude runs rose by 197,000 barrels per day, API data showed.
Gasoline stocks fell by 2.2 million barrels, compared with analysts' expectations in a Reuters poll for a 43,000-barrel increase.
Distillate fuel inventories, which include diesel and heating oil, rose by 6.1 million barrels, compared with expectations for an increase of 2.9 million barrels.
U.S. crude imports rose last week by 247,000 barrels per day, the data showed.First Anniversary Offer: Subscribe to Moneycontrol PRO’s annual plan for ₹1/- per day for the first year and claim exclusive benefits worth ₹20,000. Coupon code: PRO365