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Grays Harbor County Hypothetical Cascadia Subduction Zone
Tsunami Wave Simulation
Tsunami wave simulation for Grays Harbor, Washington, from a hypothetical magnitude 9.0 earthquake (L1) scenario on the Cascadia subduction zone. Developed by Washington Geological Survey hazard geologists.
Tsunami Current Velocity Simulation
Tsunami current velocity simulation for Grays Harbor, Washington, from a hypothetical magnitude 9.0 earthquake (L1) scenario on the Cascadia subduction zone. Developed by Washington Geological Survey hazard geologists.
Tsunami Evacuation Walk Maps
Tsunami Inundation Modeling [2018 / 2022]
By The Washington State Department of Natural Resources
Tsunami Hazard Maps of Southwest Washington - Model Results from a ~2,500-Year Cascadia Subduction Zone Earthquake Scenario [May 2018]:
- Tsunami inundation of southwest Washington - Grays Harbor to northern Willapa Bay
- Tsunami current velocity of southwest Washington - Grays Harbor to northern Willapa Bay
- Detailed tsunami inundation of southwest Washington - Grays Harbor to northern Willapa Bay
- Detailed tsunami inundation of the Olympic Peninsula - Quinault
- Detailed tsunami inundation of the Olympic Peninsula - Hoh
- Tsunami maximum current speed of the Olypmic Peninsula - Quinault
- Tsunami maximum current speed of the Olympic Peninsula - Hoh
Other Resources:
Geologic Hazard Maps
* Tsunami Evacuation
* Tsunami Inundation
* Shallow Landslide Hazard Forecast Map
* Active Faults and Earthquakes in Washington State
* Seismic Scenario Catalog
* NEHRP Site Class and Liquefaction Susceptibility
* Seismic Design Categories
* Hazardous Minerals
* Lahar Hazards
* Landslides and Landforms
* Inactive and Abandoned Mines