Fill'er Up: Where to Find 'Cheap' Gas in Diamond Bar

The average price of a gallon of self-serve regular gasoline in Los Angeles County rose four-tenths of a cent Sunday to $3.622, the third consecutive increase after being unchanged for three consecutive days.

The average price is 1.2 cents more than one week ago, but 7.4 cents less than one month ago and 35.6 cents lower than one year ago, according to figures from the AAA and Oil Price Information Service.

The average price rose a half-cent on Friday and six-tenths of a cent on Saturday.

According to Gasbuddy.com, you can find gas prices lower than the county average in Diamond Bar and Walnut. Stations with "cheap" prices for a gallon of regular are:

• $3.39 at Arco at South Diamond Bar Boulevard and Brea Canyon Road
• $3.39 at Arco at Brea Canyon Road and Lycoming Street
• $3.43 at Arco at Fairway Drive and East Walnut Drive
• $3.49 at Shell at Golden Springs Drive and Brea Canyon Road
• $3.49 at Mobil at Brea Canyon Road and Golden Springs Drive
• $3.49 at Chevron at Golden Springs Drive and Brea Canyon Road
• $3.53 at the 76 Station at South Diamond Bar Boulevard near Golden Springs Drive
• $3.59 at Shell at South Brea Canyon Road and South Diamond Bar Boulevard.

The rising pump prices are the result of a sharp increase in wholesale prices, according to Jeffrey Spring of the Automobile Club of Southern California.