World's Biggest Oil Reserves In S Dakota, E Montana

The U.S. Geological Service issued a report in April ('08) that only scientists and oil men knew was coming, but man was it big. It was a revised report (hadn't been updated since '95) on how much oil was in this area of the western 2/3 of North Dakota; western South Dakota; and extreme eastern Montana ..... check THIS out:
The Bake is the largest domestic oil discovery since Alaska 's Purdah Bay, and has the potential to eliminate all American dependence on foreign oil. The Energy Information Administration (EIA) estimates it at 503 billion barrels.. Even if just 10% of the oil is recoverable... at $107 a barrel, we're looking at a resource base worth more than $5.3 trillion. (more)