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M7.0 earthquake, Alaska, 1909-04-10

MagnitudeM7.0mw

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Depth35 km

Time (UTC)1909-04-10 19:34

Rank in 190914 / 44among M6+

Rank since 19001374 / 14,458

Energy vs an M6×33approx.

167 km WSW of Attu Station, Alaska · 52.24, 170.92

M6.5+ within 300 km (largest first)

1929 M7.9M7.9

2017 M7.7M7.7

1975 M7.6M7.6

1907 M7.4M7.4

1990 M7.1M7.1

1940 M7.0M7.0

1909 M7.0M7.0

1953 M7.0M7.0

1911 M6.8M6.8

1935 M6.8M6.8

2017 M6.8M6.8

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M7.4 1907-09-02	1907-09-02 16:01	15 km	151 km S of Attu Station, Alaska
M6.6 1906-01-06	1906-01-06 21:31	35 km	216 km WNW of Attu Station, Alaska
M6.8 1903-02-05	1903-02-05 18:26	–	Near Islands, Aleutian Islands, Alaska

Energy ratio uses the rule that one magnitude unit is about 32 times the energy. Magnitudes and locations are USGS values and can differ from national agencies. Older records are less complete and less precise.