U.S. On-Highway Diesel Fuel Prices
Price per gallon Sept. 15: $3.739
Week ago: $3.766
Year ago: $3.526
U.S. Regular Gasoline Prices
Price per gallon Sept. 15: $3.168
Week ago: $3.192
Year ago: $3.180
Source: U.S. Energy Information Administration
U.S. On-Highway Diesel Fuel Prices
Price per gallon Sept. 15: $3.739
Week ago: $3.766
Year ago: $3.526
U.S. Regular Gasoline Prices
Price per gallon Sept. 15: $3.168
Week ago: $3.192
Year ago: $3.180
Source: U.S. Energy Information Administration