The crash occurred on Route 6N near Myrtle Avenue (Route 71) around 1:44 in the afternoon.
The injured person was taken to Danbury Hospital by EMStar crews, according to Jack Casey, information officer for the Mahopac Falls Volunteer Fire Department.
Traffic was diverted for about an hour while the accident scene was cleared.
Responding to the crash were members of the Mahopac Falls fire and emergency medical services and Carmel police.
As of Friday, no tickets had been issued. The accident remains under investigation.
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