CAMARILLO, Calif. (AP) – U.S. retail gas prices were down again in the last two weeks, shedding almost 8 cents a gallon, according to a survey released Sunday.

The national average for self-serve regular was about $2.20 on Oct. 20, compared to $2.28 from two weeks earlier, according to the Lundberg Survey of 7,000 gas stations across the country.

Mid-grade prices averaged around $2.31, while premium stood at nearly $2.42.

Gas prices have dropped more than 82 cents since Aug. 11.

The lowest average cost for a gallon of self-serve regular, $1.98, was in Tulsa, Okla., while Honolulu recorded the highest price, $2.84.

Only subscribers are eligible to post comments. Please subscribe or to participate in the conversation. Here’s why.

Use the form below to reset your password. When you've submitted your account email, we will send an email with a reset code.