Blacktail Dam Posted on April 22, 2021 Location 6983 141st Ave NWWillistonND58801 Next Event Project: Constellation at Blacktail Dam | 2024 Summer Concert Series - 08/30/2024 - 7:00 pm - 9:00 pm Upcoming Events Project: Constellation at Blacktail Dam | 2024 Summer Concert Series - 08/30/2024 - 7:00 pm - 9:00 pm