Data in support of peak streamflows and flooding in select areas of Pennsylvania from the remnants of Hurricane Ida, September 1-2, 2021
Heavy rainfall occurred across Pennsylvania on September 1 and 2, 2021, as a result of the remnants of Hurricane Ida. Much of eastern and southcentral Pennsylvania received five to ten inches of rain and most of the rainfall occurred in a little more than six hours. Widespread substantial flooding occurred in the area, particularly impacted was the city of Philadelphia and surrounding areas. Flood