COLUMBIA, SC (WOLO)–Good news at the pump, gas prices in Columbia have fallen 2.0 cents per gallon in the last week. According to GasBuddy, drivers are paying an average of $2.84 a gallon in the Midlands. The national average is also down, nearly 4.6 cents per gallon in the last week. According to GasBuddy, drivers across the country are paying an average of $3.13 a gallon. The national average is down 11.6 cents per gallon from a month ago, says GasBuddy.   Categories: Local News Tags: Gas Prices