Dec 30, 2015
After a couple of days of occasional moderate to heavy rain acted to elevate stream flows and soil moisture levels, heavy rain showers and thunderstorms developing along and ahead of a cold front produced 2-3 inches of rain in just a few hours across portions of the Piedmont, resulting in areas of flash flooding.
Source: NOAA National Weather Service Storm Events Database (event 613090). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in York County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.