Southern California gas prices are falling Retail gasoline prices fell throughout Southern California for the second straight week, but they remained substantially higher than they were a year ago. The details come from the Automobile Club of Southern California's Weekend Gas Watch, which uses credit card receipts compiled daily by the Oil Price Information Service and by Wright Express. Although the averages prices remained high, a spokeswoman for the auto club said that drivers should be sure to search for bargains because of a wide spread of prices in the region. "There is plenty of room for prices to fall quickly," said spokeswoman Marie Montgomery. Drivers should be looking for prices in the $3.90s and even the $3.80s a gallon soon. In Los Angeles and Long Beach, the average price for a gallon of regular gasoline is $4.183, down 1.6 cents since Wednesday and off 10.2 cents since last week. A month ago, the average price for a gallon was $4.232. A year ago, it was $4.003 a gallon. In Orange County, the average price for a gallon of regular is $4.140, down 1.6 cents overnight and off 10.3 cents since last week. A month ago, the average was $4.209. A year ago, it was $3.972. In Riverside-San Bernardino, the average price is $4.161, down 1.7 cents since Wednesday night and down 9.1 cents since last week. A month ago, the average was $4.198. A year ago, it was $3.958. In San Diego, the average price is $4.158 a gallon, down 1.8 cents overnight and down 11.2 cents since last week. A month ago, the average was $4.219. A year ago it was $3.967. In Ventura County, the average is $4.176, down 1.2 cents overnight and off 10.8 cents since last week. A month ago, the average was $4.206. A year ago, it was $4.007. According to GasBuddy.com, which uses a small army of smartphone app users to report the highest and lowest prices at more than 140,000 service stations across the U.S., the cheapest gas in the state can be found in Anaheim and Los Angeles. The G&M station at S. Brookhurst and West Broadway was selling a gallon of regular for $3.75 a gallon. In Los Angeles, the Petrol station at Melrose and N. Alexandria was posting the same price. Gasoline prices falling nationwide Why have gasoline prices been so high Economic fears drove oil prices to an eight month low