The Lundberg survey reported today that regular gasoline has fallen to $3.996 a gallon across the U.S. Mid grade is still at $4.13 and premium at $4.24. Diesel is at $4.80...The cheapest gas is in Wichita, Texas where is at $3.61 a gallon. It's highest in Anchorage..$4.43 a gallon. Still, the survey shows that gas is $1.11 higher than it was a year ago at this time.