 The previous record flood reached 24 @.@ 9 feet ( 7 @.@ 6 m ) on the Loyalsock flood gauge at Barbours on January 19 – 20 , 1996 . This major flood resulted from heavy rain , snow melt , and ice dams , which caused millions of dollars of damage throughout Lycoming County , and six deaths on Lycoming Creek in and near Williamsport . On Plunketts Creek , the flood heavily damaged and later caused the demolition of Plunketts Creek Bridge No. 3 , a mid @-@ 19th century stone arch bridge listed on the National Register of Historic Places . The flood waters were 4 feet ( 1 @.@ 2 m ) deep in Barbours and it was called the village 's " worst flood in history " at the time . 
