Pilot Drives Putnam Petrol Prices Lower Yes, Putnam County drivers, you will be able to easier afford a 2017 Columbus Day Weekend trip. Gasoline stations in Nitro and Rock Branch dropped prices below $2.50 a gallon. At $2.49.9, that’s just barely below $2.50, though you can use rewards cards at GoMart, Pilot, Sheetz and Speedway to cut another 3-cents from the price. Just a few weeks ago, prices were even lower. Then Hurricane Harvey caused…"Gas Prices Drop Below $2.50 A Gallon"