The Grant County Health District reported a dozen new coronavirus cases on Tuesday with the total now 3,455. Cases are residents of Coulee City, Ephrata, Moses Lake, Quincy and Warden. 18 people remain hospitalized and there are 24 COVID-19 related deaths. Officials say that community spread is the largest source of COVID-19 transmission. Adams County officials reported no new COVID-19 cases with the total at 918. 3 people remain hospitalized.