Susanville Indian Rancheria 9th Annual Powwow Fri 5/18 - Sun 5/20 Lassen County Fairgrounds Scroll to bottom of post for map. Booking.com Loading Map.... Lassen County Fairgrounds195 Russel AveSusanville, CA 96130 Need directions? Visit Google Maps. Need lodging? Use Booking.com. Want cash back? Get DO$H. 40.4135828 -120.63499710000002 Add a Comment Cancel replyYou must be logged in to post a comment.