Williston Basin Petroleum Conference, Bismarck, ND Calendar When: May 14, 2024 – May 16, 2024 all-day 2024-05-14T00:00:00-06:00 2024-05-17T00:00:00-06:00 For more information, please go to Williston Basin Petroleum Conference 2024 (wbpcnd.com)