U.S. rig count is down eight rigs from last week to 805, with oil rigs down eight to 677, gas rigs unchanged at 125, and miscellaneous rigs unchanged at three, according to Baker Hughes.
U.S. rig count is down 278 rigs from last year's count of 1,083, with oil rigs down 208, gas rigs down 73, and miscellaneous rigs up three to three.
The U.S. offshore rig count is down one to 23 and down one year-over-year.
Canada rig count is down 50 rigs from last week to 99, with oil rigs down 36 to 52 and gas rigs down 14 to 47.
Canada rig count is up 29 rigs from last year's count of 70, with oil rigs up 37 and gas rigs down eight.
The increase in crude oil stocks in the U.S. was also driven by a big jump in crude imports, which rose by a net 1.66 million bbl/d, the EIA said.
The refinery shutdowns will depress prices for U.S. crude oil and widen the spread between U.S. and Brent crude, Paul Sankey of independent energy researcher Sankey Research said.
Democratic presidential hopeful Amy Klobuchar on Saturday called for revamping the Environmental Protection Agency's (EPA) rules governing how small refineries are exempted from the nation's biofuel laws, a proposal aimed at boosting her standing in the politically critical state of Iowa.