Event narrative (NOAA)
As water from two days of heavy rain across Ascension Parish and upstream drained into the Amite River, record levels were recorded on the river. Due to the extremely high water levels on the river, water actually flowed back upstream along streams and bayous throughout Ascension Parish leading to a significant backwater flooding problem. Flooding for this event far exceeded the 1% annual risk flood plain. In all, approximately 16,000 homes and businesses suffered varying degrees of damage, though it is somewhat difficult to determine how many were due to the initial flash flooding and how many were due to the subsequent river flooding. The end time of the flood event is approximately 24 hours after cuts were made into Aligator Bayou Road to drain water that was trapped in the area. Some
Other notable flood events in Louisiana
Source: NOAA/NCEI Storm Events Database. Deaths and injuries are those NOAA classifies as direct. Damage is the reporting office's estimate at the time and is not inflation-adjusted. This is a catalogue record, not a forecast.