Tennessee Earthquake History

Name: Tennessee — earthquake history (magnitude 4.5+)
Creator: U.S. Geological Survey
License: https://www.usa.gov/government-works

Since October 16, 1918, the USGS has recorded 3 earthquakes of magnitude 4.5 or greater in Tennessee. The strongest was M 4.7.

By decade

'10

'20

'70

Strongest in Tennessee

M 4.7 · 1 km NE of Alcoa, TennesseeNovember 30, 1973 M 4.5 · 10 km NNE of Friendship, TennesseeOctober 16, 1918 M 4.5 · 5 km S of Greeneville, TennesseeNovember 3, 1928

All recorded earthquakes

M 4.7 mbNovember 30, 1973

1 km NE of Alcoa, Tennessee · depth 3 km

M 4.5 lgNovember 3, 1928

5 km S of Greeneville, Tennessee · depth 5 km

M 4.5 faOctober 16, 1918

10 km NNE of Friendship, Tennessee

Source: U.S. Geological Survey, Earthquake Hazards Program. Older and smaller earthquakes are under-counted relative to recent decades as instrumentation improved. A record of past shaking is not a forecast. See About the Data.