Watershed History
We focus on the history of our watershed because understanding today’s issues requires knowing where we’ve been. Even prior to the retreat of the Wisconsin Glacier that covered the Upper Susquehanna, until around 10,000 B.C., the Susquehanna Valley was inhabited by man. Nomadic foragers, hunters and gatherers traveled up and down the Susquehanna, by canoe …
Geography & Population
The Susquehanna River Watershed is the largest watershed in the United States that drains into the Atlantic Ocean, and the largest east of the Mississippi. 27,500 square miles in New York, Pennsylvania, and Maryland. 43% of the Chesapeake’s Bay Watershed’s 64,000 square miles; 46% of the state of Pennsylvania, 20,900 square miles; 13% of New …
Patrol Area
Exclusive Patrol Area The exclusive patrol area is all subwatersheds of the Susquehanna River whose flows enter south of Sunbury, PA, not including the Juniata River watershed. This area includes the following major subwatersheds of the Susquehanna River: Chickie’s Creek (PA), Clark-Paxton Creeks (PA), Codorus Creek (PA), Conestoga River (PA), Conewago Creek (east and west) …

































