Gas prices rose on average in Iowa this week, according to AAA and the Iowa Department of Agriculture and Land Stewardship.
Regular unleaded gas increased by an average of four cents per gallon to $2.96 this week, 21 cents below the national average of $3.17, which was three cents higher than a week ago.
Average retail diesel costs rose by a penny to $3.51 in the Hawkeye State. Nationally, diesel prices held at $3.74 for the third consecutive week…