The average national diesel fuel price remained steady at $4.02 per gallon for the third week in a row according to the Gasoline and Diesel Fuel Update released by the EIA. The Midwest had the only price decrease this week, but only went down by a penny to $4.01 per gallon. Both the Gulf Coast and Rocky Mountain regions had a two cent increase from last week to $3.81 per gallon and $4.00 per gallon, respectively. Increasing less than one cent, the average diesel fuel price on the West Coast remained at $4.04 per gallon. The East Coast continues to have the highest average diesel fuel price in the nation, remaining unchanged from last week, at $4.16 per gallon.