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Maine Earthquake History
Since March 21, 1904, the USGS has recorded 7 earthquakes of magnitude 4.5 or greater in Maine. The strongest was M 5.7.
By decade
'00
'40
'80
'10
Strongest in Maine
M 5.7 · 86 km E of Hamlin, MaineJanuary 9, 1982M 5.7 · Passamaquoddy Bay area, MaineMarch 21, 1904M 5.4 · 86 km E of Hamlin, MaineJanuary 11, 1982M 4.7 · 62 km E of Hamlin, MaineJune 16, 1982M 4.7 · 5 km W of Hollis Center, MaineOctober 16, 2012M 4.5 · 5 km NE of Sangerville, MaineDecember 28, 1947M 4.5 · Near Sabattus, MaineJuly 15, 1905
All recorded earthquakes
M 4.7 mlOctober 16, 2012
5 km W of Hollis Center, Maine · depth 16 km
M 4.7 mbJune 16, 1982
62 km E of Hamlin, Maine · depth 5 km
M 5.4 mbJanuary 11, 1982
86 km E of Hamlin, Maine · depth 7 km
M 5.7 mbJanuary 9, 1982
86 km E of Hamlin, Maine · depth 10 km
M 4.5 mlDecember 28, 1947
5 km NE of Sangerville, Maine
M 4.5 mfaJuly 15, 1905
Near Sabattus, Maine
M 5.7 mwMarch 21, 1904
Passamaquoddy Bay area, Maine
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.