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M6.8 earthquake, Japan, 1913-02-20

MagnitudeM6.8mw

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Depth15 km

Time (UTC)1913-02-20 08:59

Rank in 191319 / 73among M6+

Rank since 19002133 / 14,458

Energy vs an M6×18approx.

30 km ESE of Tomakomai, Japan · 42.52, 141.95

M6.5+ within 300 km (largest first)

1968 M8.2M8.2

2003 M8.2M8.2

1952 M8.1M8.1

1931 M7.9M7.9

1968 M7.9M7.9

1994 M7.8M7.8

1993 M7.7M7.7

1993 M7.6M7.6

2025 M7.6M7.6

1940 M7.5M7.5

1901 M7.5M7.5

2026 M7.4M7.4

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.7 1912-12-08	1912-12-08 23:49	15 km	105 km ENE of Miyako, Japan
M6.2 1912-06-08	1912-06-08 04:41	15 km	25 km WSW of Muroran, Japan
M6.6 1909-09-16	1909-09-16 19:38	35 km	24 km S of Shizunai-furukawach?, Japan
M6.0 1907-12-02	1907-12-02 13:53	35 km	151 km NE of Miyako, Japan
M6.6 1907-07-05	1907-07-05 15:46	150 km	7 km SW of Kitami, Japan
M7.5 1901-08-09	1901-08-09 18:33	35 km	Near the east coast of Honshu, Japan
M7.2 1901-08-09	1901-08-09 09:23	35 km	Near the east coast of Honshu, 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.