 As the remnants of Marco entered Georgia , they combined with the remnant moisture from Hurricane Klaus and a slow @-@ moving cold front , which caused large amounts of precipitation to fall across the eastern portion of the state . Rainfall peaked at 19 @.@ 89 inches ( 505 mm ) at a weather station near Louisville , Georgia where over 16 inches ( 400 mm ) fell in a 24 ‑ hour period . In Augusta , 2 @.@ 79 inches ( 71 mm ) of rainfall fell in one hour , which forced the evacuation of about 300 people . Some roads in eastern Georgia were flooded up to 6 feet ( 1 @.@ 8 m ) deep , and police officers in Augusta rescued people in flooded cars . The flooding resulted in some power outages . In the deluge , five people drowned , and 450 were left homeless . The remnants of the storm spawned a tornado in Brantley County , which destroyed 25 unoccupied homes . Damage in Georgia totaled $ 42 million ( 1990 USD , $ 76 @.@ 1 million 2016 USD ) . On October 19 , 1990 , President George H. W. Bush declared several counties in Georgia as federal disaster areas , which permitted the use of emergency funds for victims . 
