Conowingo Dam pollution The Conowingo Dam is a hydro-electric dam that dates back to 1926 and is one of the largest non-federal hydroelectric dams in the U.S. The dam has 53 flood control gates, starting at the northeastern end...
Conowingo Dam pollution The Conowingo Dam is a hydro-electric dam that dates back to 1926 and is one of the largest non-federal hydroelectric dams in the U.S. The dam has 53 flood control gates, starting at the northeastern end...