Average price of gas rises 2 cents per gallon to $3.22; Bay Area average is $4.39

MILL VALLEY, CALIFORNIA - JULY 12: A customer prepares to pump gasoline into his car at a Valero station on July 12, 2021 in Mill Valley, California. The price of gasoline in the San Francisco Bay Area is the highest in the nation with an average pri

The average U.S. price of regular-grade gasoline rose 2 cents over the past two weeks, to $3.22 per gallon.

Industry analyst Trilby Lundberg of the Lundberg Survey said Sunday that gas supply is abundant, which could keep prices from spiking further.

The price at the pump is 98 cents higher than it was a year ago.

Nationwide, the highest average price for regular-grade gas is in the San Francisco Bay Area, at $4.39 per gallon. The lowest average is in Baton Rouge, Louisiana, at $2.71 per gallon.

The average price of diesel in the survey taken Friday was $3.31 a gallon, up 2 cents from two weeks earlier.