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M7.5 earthquake, Canada Earthquake, 1946-06-23

MagnitudeM7.5mw

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Depth30 km

Time (UTC)1946-06-23 17:13

Rank in 19467 / 94among M6+

Rank since 1900446 / 14,458

Energy vs an M6×178approx.

The 1946 Vancouver Island, Canada Earthquake · 49.76, -125.34

M6.5+ within 300 km (largest first)

1946 M7.5M7.5

1918 M6.9M6.9

2018 M6.8M6.8

2004 M6.7M6.7

1972 M6.6M6.6

2014 M6.5M6.5

2018 M6.5M6.5

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.3 1935-09-24	1935-09-24 22:12	15 km	181 km SW of Port McNeill, Canada
M6.4 1926-11-01	1926-11-01 01:39	15 km	216 km W of Tofino, Canada
M6.1 1926-10-30	1926-10-30 19:42	15 km	216 km SW of Vernon, Canada
M6.0 1926-09-17	1926-09-17 23:14	10 km	119 km SSW of Ucluelet, Canada
M6.4 1920-03-29	1920-03-29 05:07	15 km	46 km NNW of Port McNeill, Canada
M6.3 1919-10-10	1919-10-10 01:07	15 km	27 km WSW of Campbell River, Canada
M6.9 1918-12-06	1918-12-06 08:41	15 km	32 km SW of Vernon, Canada
M6.0 1909-01-11	1909-01-11 23:46	–	San Juan Islands, Washington
M6.5 1906-01-24	1906-01-24 06:42	15 km	9 km NNW of Campbell River, Canada

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.