New Madrid Seismic Zone earthquakes

URI: https://gptkb.org/entity/New_Madrid_Seismic_Zone_earthquakes
GPTKB entity
Statements (33)
Predicate Object
gptkbp:instanceOf gptkb:earthquake
gptkbp:affectedStates gptkb:Arkansas
gptkb:Illinois
gptkb:Indiana
gptkb:Kentucky
gptkb:Mississippi
gptkb:Missouri
gptkb:Tennessee
gptkbp:causedBy re-activation of ancient faults
gptkbp:consequence 1811–1812 aftershocks
gptkbp:country gptkb:United_States
gptkbp:currentSeismicActivity ongoing low-level seismicity
gptkbp:emergencyPreparedness regional earthquake drills
gptkbp:historicalSignificance among largest earthquakes in US history
https://www.w3.org/2000/01/rdf-schema#label New Madrid Seismic Zone earthquakes
gptkbp:impact damage to settlements
river course changes
land deformation
widespread ground shaking
gptkbp:largestEventYear 1811
1812
gptkbp:location gptkb:New_Madrid_Seismic_Zone
gptkbp:magnitudeRange 6.0–8.0
gptkbp:monitors gptkb:United_States_Geological_Survey
gptkbp:namedAfter gptkb:New_Madrid,_Missouri
gptkbp:notableEvent gptkb:1811–1812_New_Madrid_earthquakes
gptkbp:notableFeature Mississippi River ran backward
gptkbp:recurrence ~500 years
gptkbp:riskFactor gptkb:Midwestern_United_States
gptkbp:seismicHazard high
gptkbp:tectonicSetting intraplate
gptkbp:bfsParent gptkb:1811–1812_New_Madrid_earthquakes
gptkbp:bfsLayer 7