The national average price for a gallon of regular unleaded fell 4.9 cents to $2.228 for the week ending Oct. 26, reported the U.S. Department of Energy.

The price is now 82.8 cents lower than the same time a year ago, and fell in nine of the nine regions tracked by the department's Energy Information Administration. Among the regions, the steepest decline came in the Midwest, where the average price fell 7.2 cents to $2.228. The Gulf Coast now has the lowest average price at $1.945.

Among states, Hawaii now stands at the top of the list with the most expensive gasoline at $2.89. Other states above $2.50 include California ($2.846), Nevada ($2.762), and Alaska ($2.529). As gasoline prices fall, more states now offer gasoline under $2 per gallon. Eight are now in that group with South Carolina's $1.891 price point the lowest in the nation, reports AAA's Daily Fuel Gauge Report.

Meanwhile, the average price of a gallon of diesel fell 3.3 cents to $2.498 per gallon. Diesel is now $1.137 lower than it was a year ago.

Related: Gasoline Falls to $2.27 Per Gallon