1811–1812 New Madrid earthquakes

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:earthquake
gptkbp:affectedArea	gptkb:Alabama gptkb:Arkansas gptkb:Illinois gptkb:Indiana gptkb:Kentucky gptkb:Mississippi gptkb:Missouri gptkb:Ohio gptkb:Tennessee
gptkbp:aftermath	hundreds of aftershocks for months
gptkbp:apparentMagnitude	estimated 7.0–8.0
gptkbp:casualties	unknown, few deaths reported
gptkbp:causedBy	gptkb:New_Madrid_Seismic_Zone
gptkbp:consequence	created Reelfoot Lake damage to settlements and landscape widespread ground deformation caused the Mississippi River to flow backward temporarily
gptkbp:country	gptkb:United_States
gptkbp:endDate	1812-02-07
gptkbp:epicenter	near New Madrid, Missouri
gptkbp:historicalSignificance	among the most powerful earthquakes in U.S. history
https://www.w3.org/2000/01/rdf-schema#label	1811–1812 New Madrid earthquakes
gptkbp:location	gptkb:New_Madrid_Seismic_Zone
gptkbp:mainshockDate	1812-02-07 1812-01-23 1811-12-16
gptkbp:namedAfter	gptkb:New_Madrid,_Missouri
gptkbp:relatedEvent	gptkb:New_Madrid_Seismic_Zone_earthquakes gptkb:Reelfoot_Rift
gptkbp:startDate	1811-12-16
gptkbp:USGSEventID	officially recognized by USGS
gptkbp:wikipediaArticle	https://en.wikipedia.org/wiki/1811%E2%80%931812_New_Madrid_earthquakes
gptkbp:bfsParent	gptkb:Wabash_Valley
gptkbp:bfsLayer	6