SOUTH CAROLINA (WCIV) – Drivers will be sure to get less bang for their buck as gas prices in South Carolina have risen 9.3 cents in the last week to $3.16 per gallon today. According to a survey of over 3,000 South Carolina gas stations by GasBuddy, a national gas-pricing mobile app, prices in the Palmetto State are 1.7 cents higher than a month ago and 6.1 cents higher than what they were this time last year.