According to the Komo news

Fremont Brewing reopened its Urban Beer Garden on Sunday after all staff tested negative for coronavirus.

According to a tweet from the brewery on Saturday, all of the Urban Beer Garden staff tested negative for COVID-19 and they did an extra deep sanitation cleaning of the beer garden as well as both brewery locations.

On Tuesday, the brewery closed it's beer garden after an employee tested positive for COVID-19. The closure came just a few days after the garden opened on June 6 for the first time in three months.

Read more at source: Komo news