Apr 20, 2015
An area of moderate to heavy rain with isolated thunderstorms moved through Delaware during the first half of the day on the 20th. One to two inches of rain fell throughout the state with the most widespread heavier amounts in New Castle County. In New Castle County, this led to poor drainage as well as isolated river flooding. The rain began around 2 a.m. EDT, fell at its heaviest between 5 a.m. and 8 a.m. EDT and ended by 11 a.m. EDT on the 20th. The heavy rain preceded and accompanied the pa
Source: NOAA National Weather Service Storm Events Database (event 571161). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in New Castle County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.