NATURAL DISASTERS: Wash. mudslide death toll rises to 39; 6 still missing Published: Thursday, April 17, 2014 Officials yesterday confirmed the death toll has risen to 39 in a mudslide that devastated Oso, Wash., last month. Please subscribe to Greenwire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.