List of counties in the Susquehanna River watershed



The Susquehanna River is in the U.S. States of Maryland, Pennsylvania and New York. As of 2000, the Susquehanna drainage basin population was 3,968,635. Its total area is 27486 sqmi, and in 2000 612 sqmi were developed, 8041 sqmi were used for agriculture, 18181 sqmi were forested, 27486 sqmi were open water, 127 sqmi were wetland, and 201 sqmi were barren. By area, the Susquehanna basin accounts for 45% of Pennsylvania, 11% of New York, and 3% of Maryland. The drainage basin is divided into six subbasins by the Susquehanna River Basin Commission. These are:


 * Lower Susquehanna (green on the map at right)
 * Juniata River (pink)
 * West Branch Susquehanna River (orange)
 * Middle Susquehanna (purple)
 * Chemung River (Yellow)
 * Upper Susqehanna River (brown)

Lower Susquehanna River
Maryland Counties


 * Baltimore County
 * Carroll County
 * Cecil County
 * Harford County

Pennsylvania Counties
 * Adams County
 * Berks County
 * Centre County
 * Chester County
 * Columbia County
 * Cumberland County
 * Dauphin County
 * Franklin County
 * Juniata County
 * Lancaster County
 * Lebanon County
 * Mifflin County
 * Northumberland County
 * Perry County
 * Schuylkill County
 * Snyder County
 * Union County
 * York County

Juniata River
Pennsylvania Counties
 * Bedford County
 * Blair County
 * Cambria County
 * Centre County
 * Dauphin County
 * Franklin County
 * Fulton County
 * Huntingdon County
 * Franklin County
 * Fulton County
 * Juniata County
 * Mifflin County
 * Perry County
 * Somerset County
 * Snyder County

West Branch Susquehanna River
Pennsylvania Counties
 * Blair County
 * Bradford County
 * Cambria County
 * Cameron County
 * Centre County
 * Clearfield County
 * Clinton County
 * Columbia County
 * Elk County
 * Indiana County
 * Jefferson County
 * Lycoming County
 * McKean County
 * Montour County
 * Northumberland County
 * Potter County
 * Sullivan County
 * Tioga County
 * Union County
 * Wyoming County

Middle Susquehanna River
Pennsylvania Counties
 * Bradford County
 * Carbon County
 * Columbia County
 * Lackawanna County
 * Luzerne County
 * Lycoming County
 * Montour County
 * Northumberland County
 * Schuylkill County
 * Sullivan County
 * Susquehanna County
 * Tioga County
 * Wayne County
 * Wyoming County

Chemung River
Pennsylvania Counties
 * Bradford County
 * Potter County
 * Tioga County

New York Counties
 * Allegany County
 * Chemung County
 * Livingston County
 * Ontario County
 * Schuyler County
 * Stueben County
 * Tioga County
 * Yates County

Upper Susquehanna River
Pennsylvania Counties
 * Bradford County
 * Susquehanna County
 * Wayne County

New York Counties
 * Broome County
 * Chemung County
 * Chenango County
 * Cortland County
 * Delaware County
 * Herkimer County
 * Madison County
 * Oneida County
 * Onondaga County
 * Otsego County
 * Schoharie County
 * Schuyler County
 * Tioga County
 * Tompkins County