September 21 @ 8:00 am - 12:00 pm Susquehanna River Running Festival Harford County Maryland +1 more Located just minutes off of Interstate 95, theĀ ASICS Susquehanna River Running FestivalĀ is one of the East Coast's best kept secrets. Runners will be treated to small-town hospitality, great SWAG, and a rockin' after-party with beautiful waterfront views!