Enjoy Northern California’s largest state reservoir when you visit Bidwell Canyon Marina, your full service gateway to all of the fun and beauty of Lake Oroville. The reservoir, which boasts a capacity of over 3.4 million acre-feet, is the cornerstone of the Lake Oroville State Recreation Area and is conveniently located on the Feather River, about 75 miles north of Sacramento, in the chaparral oak-pine belt of northern Mother Lode Country.