MP: .31 Location: SR 821 and Harrison Ave, Selah Reassurance shield after the SR 823 junction. SR 821 will go clear up near Ellensburg at the base of a canyon. I-82/US-97 will run parallel except go over the Manastash Ridges. This is a much prettier drive. The speed limit is 45 the entire way to … Continue reading State Route 821, SR 823 to I-82/US-97