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M6.5 earthquake, Russia, 1948-12-23

MagnitudeM6.5mw

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Depth20 km

Time (UTC)1948-12-23 08:41

Rank in 194836 / 114among M6+

Rank since 19004211 / 14,458

Energy vs an M6×6approx.

250 km ESE of Ust’-Kamchatsk Staryy, Russia · 55.48, 166.25

M6.5+ within 300 km (largest first)

1917 M8.0M8.0

1905 M7.8M7.8

1997 M7.8M7.8

2017 M7.7M7.7

1971 M7.6M7.6

1969 M7.4M7.4

1923 M7.4M7.4

1936 M7.3M7.3

2018 M7.3M7.3

1945 M7.1M7.1

1925 M7.0M7.0

1923 M7.0M7.0

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.2 1948-11-01	1948-11-01 12:05	28 km	68 km SE of Ust’-Kamchatsk Staryy, Russia
M6.1 1948-08-28	1948-08-28 02:28	15 km	111 km E of Ust’-Kamchatsk Staryy, Russia
M6.1 1946-05-19	1946-05-19 00:31	25 km	182 km SE of Ust’-Kamchatsk Staryy, Russia
M6.0 1945-11-27	1945-11-27 05:31	35 km	264 km ESE of Ust’-Kamchatsk Staryy, Russia
M6.5 1945-10-25	1945-10-25 14:58	15 km	114 km NE of Ust’-Kamchatsk Staryy, Russia
M7.1 1945-04-15	1945-04-15 02:35	35 km	149 km NNE of Ust’-Kamchatsk Staryy, Russia
M6.2 1943-11-04	1943-11-04 06:09	35 km	159 km NE of Ust’-Kamchatsk Staryy, Russia
M6.4 1942-08-23	1942-08-23 06:35	20 km	285 km S of Ust’-Kamchatsk Staryy, Russia
M6.1 1941-09-05	1941-09-05 23:21	20 km	281 km WNW of Attu Station, Alaska
M6.4 1941-02-07	1941-02-07 15:13	15 km	87 km ESE of Ust’-Kamchatsk Staryy, 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.