It turns sharply north then east , past Baldwinsville and Liverpool , along the northern edge of metro Syracuse where it receives the outflow of Onondaga Lake .
Below Cross Lake the Seneca River enters Onondaga County .
Seneca River turns sharply north then east , past Baldwinsville and Liverpool , along the northern edge of metro Syracuse where Seneca River receives the outflow of Onondaga Lake .
Below Cross Lake the Seneca River enters Onondaga County .