Floods are one of the most common hazards in the United States and may occur during any month of the year in Tennessee. A flood is defined when water overflows onto land that is normally dry. Not all floods are alike; they happen on different scales of space and time. The main types of floods are:
Source: weather.gov
One of the most significant floods to impact the Nashville area occurred in May 2010. The all-time rainiest and third rainiest days on record (back to 1870) occurred on back-to-back days during this event. You can learn more about this flood and others through NOAA’s Flood Safety page for Tennessee.