Oil

"The top sources of US crude oil imports for May [2008] were Canada (1.840 million barrels per day), Saudi Arabia (1.579 million barrels per day), Mexico (1.116 million barrels per day), Venezuela (1.030 million barrels per day), and Nigeria (0.851 million barrels per day). The rest of the top ten sources, in order, were Iraq (0.583 million barrels per day), Angola (0.464 million barrels per day), Algeria (0.440 million barrels per day), Brazil (0.318 million barrels per day), and Kuwait (0.263 million barrels per day)."

(These totals equal 8.484 million barrels per day.)

U.S. Crude Oil Production (4.9 million barrels per day in 2007)

U.S. Imports by Country of Origin

So we now import a little more than 60% of our oil and produce a little less than 40%. Still, the main source of oil for the US is the US.)

Imports of Crude Oil and Petroleum Products - United States - 2001