Gasoline prices fall to lowest level in more than 3 years

CAMARILLO, Calif. — A national survey shows gas prices across the nation dropped to less than $2 a gallon for the first time since March 2005.

The average price of a gallon of regular gasoline at self-serve stations was $1.97 Friday, falling 33 cents over the last two weeks. Mid-grade was at $2.12 and premium was at $2.24.

That's according to the Lundberg Survey of 5,000 gas stations nationwide, released Sunday.

Diesel was at $2.93, the first time it fell below $3 per gallon since September 2007.

Gas was cheapest in St. Louis, at $1.89 for a gallon of regular. It was most expensive in Honolulu, at $2.81.