The Cascadia Subduction Zone

URI: https://gptkb.org/entity/The_Cascadia_Subduction_Zone
GPTKB entity
Statements (50)
Predicate Object
gptkbp:instanceOf gptkb:island
gptkbp:associatedWith megathrust earthquakes
gptkbp:discoveredBy gptkb:Brian_Atwater
gptkbp:earthquake megathrust
gptkbp:earthquakeEvidence Japanese tsunami records
ghost forests
tsunami sand deposits
gptkbp:earthquakeMagnitudePotential 9.0+
gptkbp:earthquakeRecurrenceInterval 300 to 600 years
gptkbp:emergencyPreparedness ShakeAlert system
tsunami evacuation routes
gptkbp:featuredIn The New Yorker article 'The Really Big One'
gptkbp:firstDocumented 1980s
https://www.w3.org/2000/01/rdf-schema#label The Cascadia Subduction Zone
gptkbp:impact infrastructure damage
loss of life
economic disruption
gptkbp:lastMajorEarthquake gptkb:1700_Cascadia_earthquake
gptkbp:length about 1,000 kilometers
gptkbp:locatedIn gptkb:North_America
gptkb:Pacific_Northwest
gptkbp:locatedOffCoastOf gptkb:British_Columbia
gptkb:Oregon
gptkb:Washington
gptkb:Northern_California
gptkbp:monitors gptkb:Natural_Resources_Canada
gptkb:Pacific_Northwest_Seismic_Network
gptkbp:oceanTrench gptkb:Cascadia_Channel
gptkbp:relatedTo gptkb:Ring_of_Fire
gptkbp:riskFactor tsunami hazard
seismic hazard
gptkbp:studiedBy gptkb:Oregon_State_University
gptkb:United_States_Geological_Survey
gptkb:University_of_Washington
gptkb:University_of_Victoria
gptkb:Earthquake_Engineering_Research_Institute
gptkbp:subductionDirection eastward
gptkbp:subductionRate about 40 mm/year
gptkbp:tectonicActivity gptkb:North_American_Plate
gptkb:Juan_de_Fuca_Plate
gptkb:Explorer_Plate
gptkb:Gorda_Plate
gptkbp:threats gptkb:Portland
gptkb:Seattle
gptkb:Vancouver
Coastal communities of Pacific Northwest
gptkbp:tsunami high
gptkbp:tsunamiWarningSystem NOAA Tsunami Warning Center
gptkbp:bfsParent gptkb:Sara_Q._Wright
gptkbp:bfsLayer 8