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M7.7 earthquake, Romania, 1940-11-10

MagnitudeM7.7mw

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Depth150 km

Time (UTC)1940-11-10 01:39

Rank in 19402 / 105among M6+

Rank since 1900226 / 14,458

Energy vs an M6×407approx.

13 km ESE of Comand?u, Romania · 45.72, 26.43

M6.5+ within 300 km (largest first)

1940 M7.7M7.7

1977 M7.5M7.5

1986 M7.2M7.2

1990 M7.0M7.0

1934 M6.7M6.7

1945 M6.7M6.7

1913 M6.7M6.7

1940 M6.6M6.6

1908 M6.6M6.6

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.6 1940-10-22	1940-10-22 06:37	130 km	12 km NNW of Gura Teghii, Romania
M6.7 1934-03-29	1934-03-29 20:06	105 km	6 km SW of P?ule?ti, Romania
M6.4 1916-01-26	1916-01-26 07:38	15 km	1 km SE of Bruiu, Romania
M6.7 1913-06-14	1913-06-14 09:33	15 km	5 km NNE of Lyaskovets, Bulgaria
M6.0 1912-05-25	1912-05-25 18:01	85 km	3 km WNW of Matca, Romania
M6.6 1908-10-06	1908-10-06 21:39	130 km	11 km E of Ghelinţa, Romania

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.