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M6.8 earthquake, Japan, 1915-11-18

MagnitudeM6.8mw

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Depth35 km

Time (UTC)1915-11-18 04:02

Rank in 191516 / 71among M6+

Rank since 19002587 / 14,458

Energy vs an M6×14approx.

62 km SE of Kamaishi, Japan · 38.96, 142.46

M6.5+ within 300 km (largest first)

2011 M9.1M9.1

1933 M8.4M8.4

1968 M8.2M8.2

1960 M8.0M8.0

1931 M7.9M7.9

1968 M7.9M7.9

1938 M7.8M7.8

1994 M7.8M7.8

1938 M7.7M7.7

1978 M7.7M7.7

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.3 1915-11-04	1915-11-04 03:12	35 km	93 km ESE of Kamaishi, Japan
M6.8 1915-11-01	1915-11-01 09:00	35 km	79 km ESE of Kamaishi, Japan
M7.6 1915-11-01	1915-11-01 07:23	30 km	119 km SE of Kamaishi, Japan
M6.4 1915-10-12	1915-10-12 21:29	15 km	227 km ESE of Yamada, Japan
M6.4 1915-06-04	1915-06-04 21:57	15 km	138 km SSE of Honchō, Japan
M6.6 1915-03-08	1915-03-08 15:29	35 km	30 km E of Ishinomaki, Japan
M7.0 1914-03-14	1914-03-14 20:00	15 km	13 km ESE of Yokote, Japan
M6.4 1913-10-12	1913-10-12 17:03	15 km	120 km E of Yamada, Japan
M7.0 1913-10-11	1913-10-11 09:09	15 km	114 km E of Miyako, Japan
M6.7 1912-12-08	1912-12-08 23:49	15 km	105 km ENE of Miyako, Japan

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.