A new interactive exhibit, new photographs, and a remodeled HD theater greet visitors at the Johnston Ridge Observatory. But you may want to pack your boots. Monument Scientist Peter Frenzen says they open for the season on Sunday, May 15th. Admission is free on May 18th, the 31st Anniversary of the eruption.
Lane closures and detours Mt. WA Dr at Shevlin Park Road North to Regency (7/11-11/30)
Road closures along Roosevelt Ave >< Silver Lake Blvd -Chamberlain St. 7a-5p (9/6-11/20)
Valhalla Sewer Relocation Project, Mt. Washington Drive at Shevlin Park Road intersection and North to Regency Street. Nighttime closures with detours marked during roundabout construction. Daytime closures for construction towards Regency Street. 7 p.m. – 7 a.m., July – November.