The Susquehanna River begins at the outflow of Otsego Lake in Cooperstown, NY. The River flows 444 miles through New York, Pennsylvania and Maryland, before reaching its confluence with the Chesapeake Bay in Havre de Grace, MD. The monitoring station is in the Upper Susquehanna Subbasin between Fivemile Point, NY and Kirkwood, NY.
Drainage Characteristics
Drainage Area (square miles): 2251.08
Total Stream Length (miles): 4218.10
Average Annual Flow at Station (NHD) (cfs): 3736.80
Population (2010): 125793
Stream Classifications (Pennsylvania)
Designation
Miles
Cold Water Fisheries
460.62
Exceptional Value
10.82
High-Quality Cold Water Fisheries
73.92
Warm Water Fisheries
25.38
Total
570.74
Stream Classifications (New York)
Classification
Use
Miles
Class A
Drinking Water Source
44.74
Class A (T)
Drinking Water Source With Trout Population
22.79
Class A (TS)
Drinking Water Source With Trout Spawning
21.46
Class AA
Drinking Water Source
22.49
Class AA (T)
Drinking Water Source With Trout Population
7.09
Class B
Contact Recreation (Not Drinking Water Source)
184.48
Class B (T)
Contact Recreation With Trout Population
3.49
Class C
Support Fisheries (Non-Contact)
1811.72
Class C (T)
Support Fisheries, Non-Contact With Trout Population
905.87
Class C (TS)
Support Fisheries, Non-Contact With Trout Spawning