A new gas station in Oklahoma City offered self-serve regular for $1.99 per gallon Thursday, marking the first offering under $2 anywhere in the U.S. since July of 2010.

Local media reports indicate that within minutes a station down the street dropped its price to $1.98. Cars were lining up at both stations.

Pump prices have been dropping steadily along with the price of oil for several months. Oil prices are more than 30% lower than they were in June, and show now signs of regaining their footing.

Gasoline prices took another tumble Thursday in St Joseph, down to a market average of $2.41 per gallon. We spotted $2.39 all over town this morning. A couple of stations were offering self-serve for $2.37 a gallon.

The national average according to AAQA dropped nearly two cents to just over $2.71/gallon Thursday. The average across Missouri was just over $2.43 per gallon, which is almost fifty cents lower than the average a year ago.