The national average retail price of a gallon of diesel shot up 11 cents for the week ending Monday, April 17 to $2.765, or 50 cents more than in the same week of 2005.
The average diesel price increased in every region tracked by the U.S. Department of Energy. The biggest increase, 12.4 cents, was on the Gulf Coast; the smallest increase, 7.6 cents, was in the Rockies.
The West Coast had the most expensive diesel in the country at $2.881. In California, the average was even higher, at $2.933. The least expensive diesel in the country was still on the Gulf Coast, despite its 12-cent increase, at $2.725.
For state-by-state diesel prices, updated daily, go to http://www.etrucker.com/apps/promiles/fuelprices.asp.