Hurricane Harbor, Concord
May 30, 2026 - 10:30 am to 5:00 pm
Six Flags Hurricane Harbor
1950 Waterworld Parkway
Concord, CA 94520
Six Flags Hurricane Harbor (formerly Waterworld) in Concord is probably the closest water park to Marin, and offers a wide array of water slides ranging from mild to extremely wild, along with Northern California's longest lazy river, a wave pool, and a kids' area.
Open daily mid-June through mid-August, and weekends and holidays in May (opens Saturday, May 16) and September.