At least three large earthquakes, each estimated to have been greater than magnitude 7, occurred during that period.

New Madrid, Territory, Missouri, March 22, 1816.

There were thousands of aftershocks, of which 1,874 were large enough to be felt in Louisville, Kentucky, about 190 miles (300 km) away. 1.6 magnitude earthquake 2020-03-17 02:19:38 UTC at 02:19 March 17, 2020 UTC Location: Epicenter at 36.223, -89.412 8.2 km from Ridgely (5.2 miles) And finally, I have a letter Eliza Bryan wrote to Rev. The trip began in October, 1811.

In Louisville, Kentucky, a man who had homemade recording instruments reported a total of 1,874 shocks between December 11, 1811, and March 16, 1812. The journey resumed on December 8, passing over the Falls of the Ohio and continuing downstream to Shippingport, Kentucky, and …

Lorenzo Dow in 1816, describing the earthquake as eye-witness. The number

Dave, with Toby by his side, remembers the 1811-1812 New Madrid earthquakes by visiting Reelfoot Lake, Kentucky Bend, and other landforms shaped by the quakes 200 years ago. New Madrid earthquakes of 1811–12, series of three large earthquakes that occurred near New Madrid, Missouri, between December 1811 and February 1812.

The red area indicates the greatest area of earthquake concentration, historically, in the NMSZ. The boat laid over for five weeks in Louisville, Kentucky, where Roosevelt’s wife gave birth to their son, Henry. Dear Sir: The most significant earthquakes to have affected Kentucky occurred from December 1811 to February 1812 in the New Madrid Seismic Zone.