These are the draft tsunami hazard data for Humboldt County, California. Tsunami Hazard Update Maps: 2019 Online Maps Elevation Contours, Evac/Inund, Imagery, 2009, RCTWG Elevation Contours, Evac/Inund, Topo, 2009, RCTWG Elevation Contours, Evac/Inund, Topo/Imagery, 2009, RCTWG Skip back to main navigation