Ridley Park is a borough in Delaware County, Pennsylvania, United States. The population was 7,002 at the 2010 census. Ridley Park is the home of The Boeing Company's CH-47 Chinook helicopter division.[4]
10. Contaminated surface water can eventually enter groundwater and contaminate it. 11. Depending on the type of soil or rock, groundwater will flow at different rates. 12. Rain and snowmelt infiltrate (seep) into the ground to become groundwater. 1. False.
Below the water table, all openings in the ground are filled with water. Once groundwater reaches this saturated zone, it begins to travel both horizontally and downward, and can flow into wells, rivers, and eventually the sea. The water table is an irregular surface that generally resembles a gentler version of the overlying ground surface.