Monthly oil supply sources to California refineries.

2022 Monthly Receipts of Crude Oil by Source (In Thousands of Barrels)

Month Alaska Crude Oil California Crude Oil** Foreign Crude Oil Total
January 5,967 11,495 28,075 45,537
February 7,135 10,065 22,658 39,858
March 8,801 11,710 25,624 46,135
April 6,488 11,548 26,357 44,393
May 6,655 11,269 25,651 43,575
June 6,337 10,997 25,101 42,415
July 7,088 10,588 24,585 42,261
August 6,106 11,083 25,381 42,570
September 6,881 9,096 25,309 41,286
October 6,253 14,050 23,271 43,574
November 5,153 11,833 27,113 44,099
December 6,763 11,436 28,041 46,240
Grand Total 79,627 135,150 307,166 521,943

** California totals may also include minor amounts from North Dakota and Gulf Coast States.

Source: U.S. Department of Energy, Energy Information Administration

Other Years' Data for Monthly Receipts of Crude Oil by Source