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M6.5 earthquake, Russia, 1956-06-23

MagnitudeM6.5mw

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Depth20 km

Time (UTC)1956-06-23 02:18

Rank in 195617 / 109among M6+

Rank since 19004014 / 14,458

Energy vs an M6×6approx.

72 km ESE of Ust’-Kamchatsk Staryy, Russia · 56.10, 163.62

M6.5+ within 300 km (largest first)

1923 M8.4M8.4

1917 M8.0M8.0

1905 M7.8M7.8

1997 M7.8M7.8

1971 M7.6M7.6

1957 M7.6M7.6

1969 M7.4M7.4

1923 M7.4M7.4

1915 M7.3M7.3

1936 M7.3M7.3

2018 M7.3M7.3

1927 M7.2M7.2

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 1956-01-13	1956-01-13 03:27	15 km	149 km NE of Ust’-Kamchatsk Staryy, Russia
M7.2 1955-03-18	1955-03-18 00:06	59 km	154 km ESE of Mil’kovo, Russia
M6.1 1953-10-05	1953-10-05 04:31	35 km	153 km ESE of Mil’kovo, Russia
M6.0 1953-01-07	1953-01-07 05:49	25 km	239 km ENE of Petropavlovsk-Kamchatsky, Russia
M6.2 1952-12-22	1952-12-22 22:24	43 km	164 km ESE of Mil’kovo, Russia
M6.2 1952-12-18	1952-12-18 09:20	16 km	258 km ENE of Petropavlovsk-Kamchatsky, Russia
M6.1 1951-03-19	1951-03-19 20:28	15 km	70 km E of Atlasovo, Russia
M6.5 1948-12-23	1948-12-23 08:41	20 km	250 km ESE of Ust’-Kamchatsk Staryy, Russia
M6.2 1948-11-01	1948-11-01 12:05	28 km	68 km SE of Ust’-Kamchatsk Staryy, Russia
M6.2 1948-10-23	1948-10-23 15:45	15 km	12 km NNW of Klyuchi, Russia

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.