The national average price of on-highway diesel decreased 1.1 cents to $3.259 per gallon for the week ending Monday, Jan. 28, 2008.
The U.S. Energy Information Administration reported that the price for diesel was 84.6 cents more than it was one year ago.
Nationally, the average for ultra-low sulfur diesel was down 1.4 cents from $3.286 to $3.272, while the average price for low-sulfur diesel was up two-tenths of a cent to $3.171 per gallon.
The EIA reported the largest regional change for the week was a decrease of 4.1 cents in the Central Atlantic region, where the average price for ULSD went from $3.479 to $3.438.
The New England region continued to have the highest average price at $3.583, down 1.1 cents for the week for ULSD.
The East Coast region had an average price of $3.353 for ULSD, down 2.2 cents from $3.375 per gallon.
ULSD in the Gulf Coast region had the lowest average price at $3.221, down five-tenths of a cent.
The Lower Atlantic region averaged $3.276 for ULSD, down 1.1 cents, while the Midwest region averaged $3.236 following a decrease of 1.3 cents.
The ULSD average price increased seven-tenths of a cent in the Rocky Mountain region from $3.234 to $3.241 per gallon.
California ULSD fell 1.4 cents from $3.360 to $3.346, while the average price in the West Coast region fell 2.3 cents from $3.336 to $3.313.
Crude oil prices by the barrel were down slightly during Monday trading.
By mid-day, light sweet crude oil was down 11 cents per barrel to $90.88 on the New York Mercantile Exchange.