Silver Lake outside Lewisberry PA

Hurricane Ida’s Impact on Silver Lake’s Earthen Dam

On August 31, 2021, a CBS affiliate issued a rainfall forecast map that used the rarely seen “purple” shading to indicate 10-12 inches of rain predicted for northern York County, including the Moores Mountain basin and Silver Lake in Lewisberry. As forecasted, on September 1-2, 2021, the remnants of Hurricane Ida hit York County, Pennsylvania,…