Team Haverhill’s River Ruckus returns Sept. 12, 2026, to Downtown Haverhill’s RiverFront Park and Washington Street. The event features live music from Grace Potter, Crooked Coast, Jennifer Tefft & The Strange, Foo Family, and Tom Jordan & The Day Drinkers. Attendees can enjoy fireworks, a classic car show, a kids zone, art and history talks, live demonstrations, local food and a beer garden. More information is available at https://riverruckus.com/.