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.
Surface hydrology is the study of hydrologic processes that operate at or near Earth's surface. Drainage basin management covers water-storage, in the form of reservoirs, and flood-protection. Water quality includes the chemistry of water in rivers and lakes, both of pollutants and natural solutes.