At the pump: Gas Prices on the Rise

Confirming what you probably already felt the last time you filled your cars tank: Average retail price in US for all grades all formulations was $3.68/gallon on February 11th

Interestingly diesel prices have been flat at about $4.00 per gallon for the last 2+ years.

The US government's Energy Information Agency provides very nice data and charting tools for energy prices:
http://www.eia.gov/dnav/pet/hist/LeafHandler.ashx?n=pet&s=emd_epd2dxl0_pte_nus_dpg&f=w