Coronavirus in Oregon: Casinos, including Spirit Mountain and Chinook Winds, close for rest of March Douglas Perry, The Oregonian · March 18, 2020 at 12:34 am Much of Oregon’s entertainment industry has closed down for business to combat the spread of the novel coronavirus, and that now includes most of the state’s casinos. Spirit Mountain Casino in Grande Ronde started the day saying it was maintaining its regular hours. “Everything is normal,” said a Spirit Mountain employee who answered the phone Tuesday morning. But around midday The Confederated Tribes of Grand Ronde announced it would close Spirit Mountain at 11:59 p.m. on Wednesday. The casino is tentatively scheduled to reopen on April 1. “We pride ourselves as being a caring community who views every individual that walks through our doors as a member of the Grand Ronde family,” Spirit Mountain general manager Stan Dillon said in a statement.