New Madrid earthquakes of 1811–1812

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:earthquake
gptkbp:affectedArea	gptkb:Arkansas gptkb:Illinois gptkb:Kentucky gptkb:Missouri gptkb:Tennessee Mississippi River Valley
gptkbp:casualties	unknown
gptkbp:consequence	thousands
gptkbp:country	gptkb:United_States
gptkbp:destroyedBy	widespread
gptkbp:endDate	1812-02-07
gptkbp:feltIn	gptkb:Boston gptkb:New_Orleans gptkb:Washington,_D.C. gptkb:Charleston
gptkbp:historicalSignificance	one of the most powerful earthquake sequences in U.S. history
https://www.w3.org/2000/01/rdf-schema#label	New Madrid earthquakes of 1811–1812
gptkbp:location	gptkb:New_Madrid_Seismic_Zone
gptkbp:mainshockMagnitude	7.1 7.5 7.3
gptkbp:namedAfter	gptkb:New_Madrid,_Missouri
gptkbp:notableEvent	Mississippi River ran backward Reelfoot Lake formed
gptkbp:numberOfMainshocks	3
gptkbp:relatedEvent	1812 Caracas earthquake
gptkbp:startDate	1811-12-16
gptkbp:USGSEventID	n/a (pre-instrumental)
gptkbp:zone	gptkb:New_Madrid_Seismic_Zone
gptkbp:bfsParent	gptkb:Earthquakes_in_the_Mississippi_Valley gptkb:St._Francis_Sunken_Lands gptkb:St._Francis_Sunken_Lands_Wildlife_Management_Area gptkb:Missouri–Delta
gptkbp:bfsLayer	7