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M6.6 earthquake, Samoa, 1952-06-19

MagnitudeM6.6mw

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Depth15 km

Time (UTC)1952-06-19 20:57

Rank in 195221 / 166among M6+

Rank since 19003315 / 14,458

Energy vs an M6×9approx.

103 km SW of Gataivai, Samoa · -14.53, -172.96

M6.5+ within 300 km (largest first)

2009 M8.1M8.1

1917 M8.0M8.0

1975 M7.8M7.8

1981 M7.7M7.7

1977 M7.6M7.6

2023 M7.6M7.6

1995 M7.4M7.4

1984 M7.2M7.2

1957 M7.1M7.1

1978 M7.0M7.0

2006 M6.9M6.9

1914 M6.8M6.8

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.5 1952-02-25	1952-02-25 01:17	42 km	124 km SSE of Hihifo, Tonga
M6.1 1951-09-09	1951-09-09 04:44	15 km	31 km ESE of Hihifo, Tonga
M6.2 1951-04-10	1951-04-10 10:55	15 km	95 km NE of Hihifo, Tonga
M6.2 1950-11-24	1950-11-24 20:18	15 km	140 km SSW of Lotofag?, Samoa
M6.2 1950-11-24	1950-11-24 13:03	35 km	94 km ENE of Hihifo, Tonga
M6.4 1949-02-10	1949-02-10 21:56	15 km	126 km NE of Hihifo, Tonga
M6.2 1948-08-29	1948-08-29 17:37	15 km	164 km SSW of Matavai, Samoa
M6.6 1948-06-29	1948-06-29 10:28	35 km	124 km ENE of Hihifo, Tonga
M6.3 1947-12-31	1947-12-31 15:06	15 km	101 km NNE of Hihifo, Tonga
M6.2 1947-09-04	1947-09-04 00:30	15 km	145 km NE of Hihifo, Tonga

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.