The work week is underway and gas prices are slowly falling, both in Rosemont and in the larger Sacramento area.
According to Gas Buddy, these are the cheapest prices in the area:
$4.13 - Shell and Chevron, 9700 and 9701 Jackson Rd. (as of Tuesday morning)
A little farther...
$3.85 - Bonfare, 861 Fulton Ave. (as of Tuesday morning)