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M6.8 earthquake, Russia, 1989-04-11

MagnitudeM6.8mw

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Depth16 km

Time (UTC)1989-04-11 03:56

Rank in 198916 / 137among M6+

Rank since 19002353 / 14,458

Energy vs an M6×16approx.

255 km ESE of Severo-Kuril’sk, Russia · 49.49, 159.19

M6.5+ within 300 km (largest first)

2020 M7.5M7.5

1993 M7.5M7.5

1904 M7.5M7.5

1936 M7.5M7.5

1916 M7.4M7.4

1973 M7.2M7.2

1913 M7.0M7.0

1993 M7.0M7.0

1999 M6.9M6.9

2013 M6.9M6.9

1921 M6.9M6.9

1952 M6.9M6.9

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.3 1987-09-04	1987-09-04 04:27	33 km	155 km S of Severo-Kuril’sk, Russia
M6.4 1985-05-02	1985-05-02 08:55	43 km	201 km S of Severo-Kuril’sk, Russia
M6.5 1983-04-04	1983-04-04 23:12	51 km	145 km SSW of Severo-Kuril’sk, Russia
M6.4 1983-02-26	1983-02-26 07:10	56 km	163 km SSW of Severo-Kuril’sk, Russia
M6.0 1981-08-23	1981-08-23 12:00	40 km	235 km SSE of Severo-Kuril’sk, Russia
M6.0 1976-01-06	1976-01-06 21:08	33 km	160 km SSE of Vilyuchinsk, Russia
M6.1 1974-05-15	1974-05-15 18:59	56 km	Kuril Islands
M6.0 1973-11-11	1973-11-11 02:43	51 km	79 km SSE of Severo-Kuril’sk, Russia
M6.1 1973-11-08	1973-11-08 08:59	33 km	70 km S of Severo-Kuril’sk, Russia
M6.1 1973-04-12	1973-04-12 13:49	52 km	94 km SE of Ozernovskiy, 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.