20. Intraplate Earthquakes - New Madrid, MO. Movement on the Reelfoot Fault (red line) during the 2/07/1812 earthquake uplifted one side of the fault by as much as 3 m (9 ft), causing temporary waterfalls on the Mississippi River to alter the normal direction of flow along the river and damming up a stream in the Mississippi River floodplain to form Reelfoot Lake. Make the NMSZ Structural Features overlay semi-transparent and locate the lake using the Problem 20 placemark. Given the location of the lake relative to the fault line, which side of the Reelfoot Fault was uplifted? a. ENE b. WSW.