Sep 7, 2011
Heavy rainfall from the remnants of Tropical Storm Lee produced widespread flooding, flash flooding and river flooding mainly near and to the east of the Susquehanna Valley from September 4-10. Several locations in the Susquehanna Basin came close to records set by Hurricane Agnes (June 1972) and a few points (Bloomsburg, Hershey and Loyalsockville) set new floods of record. Flooding along Swatara Creek resulted in property damage and several deaths. Severe flooding occurred along Loyalsock Cree
Source: NOAA National Weather Service Storm Events Database (event 348420). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Lancaster County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.