CBS News | US has more untapped oil than Saudia Arabia, Russia CBS News The United States currently holds more recoverable oil reserves than Saudi Arabia or Russia, with unconventional shale oil accounting for 50 percent of that U.S. estimate. That's according to new reserves data from Rystad Energy, which found Texas ... Saudi Arabia's oil reserves: how big are they really? - Kemp U.S. has more untapped oil than Saudi Arabia or Russia Rally Over? Oil Down 4 Percent |